JP6688012B2 - Roof structure - Google Patents

Description

  The present invention relates to a roof structure.

  In Patent Document 1, a plurality of metal roofing materials are arranged side by side in the eaves direction on a base plate fixed on a plurality of rafters arranged substantially parallel to the eaves direction, and each roofing material is arranged. There is disclosed a roof structure in which a fixing nail fixed to the rafter is fixed to the rafter through a field plate.

  In the roof structure described in Patent Document 1, each roofing member has its ridge-side end fixed to a rafter with a fixing nail through a field plate. Then, each roofing material is hung on the edge of the eaves side that is fixed to the edge of another roofing material that is adjacent to the eaves side, so that the edge of this eaves side is a rafter through the field board. Is indirectly fixed to. The ground board is generally wood plywood.

  As described above, in the roof structure described in Patent Document 1, the ridge-side end and the eaves-side end of each roofing material are directly or indirectly fixed to the rafters to secure the mounting strength of each roofing material. is doing.

JP, 2009-91787, A

  Like the roof structure described in Patent Document 1 above, a roof base plate such as a field plate is mounted on a plurality of supporting members such as rafters, and a roof material is mounted on the roof base plate. In the structure, in order to suppress the bending of the roof base plate, it is necessary to install a plurality of support members such that the interval between two adjacent support members is a predetermined interval (for example, 600 mm) or less. .

  Further, in this roof structure, in order to secure the attachment strength of the roof material to the roof base plate, the roof material needs to be fixed to the supporting member thereunder via the roof base plate, and The fixed interval must be equal to or less than a predetermined interval.

  The problem to be solved by the present invention is to widen the distance between a plurality of supporting members for supporting a roof base plate, and to provide a roof material with respect to the roof base plate, which is excellent in aesthetics and has a high mounting strength. It is an object to propose a roof structure that can be installed in a secured state.

  The roof structure of one embodiment of the present invention for solving the above-mentioned problem is a plurality of support members arranged in parallel with each other with a distance in one direction, and a roof base plate supported by the plurality of support members. A roof material arranged on the roof base plate, a first suspender fixing a part of the roof material to the roof base plate, and another part of the roof material to the roof base plate. A second suspender for fixing, a first fixture for fixing the first suspender to the support member via the roof base plate, and a second fixture for fixing the second suspender to the roof base plate. And the roof base plate is a sandwich panel in which a core material is arranged between a pair of metal skins, and the length of the first fixture is a length that penetrates the sandwich panel and reaches the support member. The length of the second fixture is such that the tip is inside the sandwich panel. Characterized in that the length of position.

  Further, a roof structure according to yet another embodiment of the present invention for solving the above-mentioned problems, a plurality of support members lined up substantially parallel to each other with a distance in one direction, and supported by the plurality of support members. Roof base plate, a roof material arranged on the roof base plate, a first fixture for fixing a part of the roof material to the support member via the roof base plate, and the roof material A second fixture for fixing another part to the roof base plate, the roof base plate is a sandwich panel in which a core material is arranged between a pair of metal skins, and the length of the first fixture The length is a length that penetrates the sandwich panel to reach the support member, and the length of the second fixture is a length such that a tip end is located in the sandwich panel.

  Further, a roof structure of another embodiment of the present invention for solving the above-mentioned problems is supported by a plurality of support members arranged in parallel with each other with a distance in one direction, and supported by the plurality of support members. A roof base plate, a first roof material and a second roof material that are arranged on the roof base plate and are arranged in the one direction, and a first suspender that fixes the first roof material to the roof base plate. A second suspender for fixing the second roofing material to the roof base plate, a first fixture for fixing the first suspender to the support member via the roof base plate, and the second suspender. The roof base plate is a sandwich panel in which a core material is disposed between a pair of metal skins, and the second base fixture is fixed to the roof base plate. The length of the second fixing member that penetrates the panel and reaches the supporting member. , Wherein the tip is long, located within said sandwich panel.

  Further, a roof structure according to yet another embodiment of the present invention for solving the above-mentioned problems, a plurality of support members lined up substantially parallel to each other with a distance in one direction, and supported by the plurality of support members. A roof base plate, a first roof material and a second roof material arranged on the roof base plate and arranged in the one direction, and the first roof material is fixed to the support member via the roof base plate. And a second fixture for fixing the second roof material to the roof base plate, wherein the roof base plate is a sandwich panel in which a core material is arranged between a pair of metal skins. The length of the first fixture is a length that penetrates the sandwich panel to reach the support member, and the length of the second fixture is a length at which a tip is located in the sandwich panel. It is characterized by being.

  INDUSTRIAL APPLICABILITY In the roof structure of the present invention, it is possible to widen the distance between a plurality of supporting members that support the roof base plate, and to secure the roof member with respect to the roof base plate with excellent appearance and mounting strength. Can be installed in a state.

It is a figure which shows the roof structure of 1st embodiment of this invention, FIG. 1A is a partially broken whole perspective view, FIG. 1B is sectional drawing in the aa line of FIG. 1A, and FIG. 1C is FIG. 1A. 3 is a cross-sectional view taken along line bb of FIG. It is a figure which shows an example of the sandwich panel with which the roof structure same as the above is provided, FIG. 2A is an overall perspective view, FIG. 2B is a sectional view taken along the line cc of FIG. 1A, and FIG. 2C is d- of FIG. 1A. It is sectional drawing in the d line. It is a figure which shows the roof structure of 2nd embodiment of this invention, FIG. 3A is a partially broken whole perspective view, FIG. 3B is sectional drawing in the ee line of FIG. 3A, and FIG. 3C is FIG. 3A. It is sectional drawing in the ff line of FIG. It is a figure which shows the roof structure of 3rd embodiment of this invention, FIG. 4A is a partially broken whole perspective view, FIG. 4B is sectional drawing in the gg line of FIG. 4A, and FIG. 4C is FIG. 4A. 3 is a sectional view taken along line hh of FIG. It is a figure which shows the roof structure of 4th embodiment of this invention, FIG. 5A is a partially broken whole perspective view, FIG. 5B is sectional drawing in the ii line of FIG. 5A, and FIG. 5C is FIG. 5A. FIG. 11 is a cross-sectional view taken along line j-j of FIG.

  FIG. 1A shows a roof structure 100 according to the first embodiment of the present invention. The roof structure 100 is suitably used for a medium-scale building such as a gymnasium or a factory.

  The roof structure 100 includes a plurality of support members 1 arranged substantially parallel to each other with a distance in one direction (in this embodiment, the eaves ridge direction), and a plurality of roof base plates supported by the plurality of support members 1. 2 and a plurality of roof materials 3 arranged on a plurality of roof base plates 2. Further, the roof structure 100 includes the waterproof sheet 4 arranged on the plurality of roof base plates 2. In the following, each configuration will be described with the direction orthogonal to the eaves direction in plan view as the left-right direction. In FIG. 1A, the direction indicated by arrow X1 is the ridge side, the direction indicated by arrow Y1 is the right direction, and the direction indicated by arrow Z1 is the upward direction.

  In the present embodiment, each of the plurality of support members 1 is a beam member made of steel frame with the left-right direction as the longitudinal direction, and is, for example, lip channel steel. Each of the plurality of support members 1 is a horizontal member such as a girder spanned between at least two columns, or a girder arranged on the girder at a right angle in a plan view. The support member 1 is not limited to a steel frame, and may be a wooden transverse member.

  The distance between the two support members 1 adjacent to each other in the eaves ridge direction is, for example, 910 mm. In the following, of the two support members 1 adjacent to each other in the eaves direction, one support member 1 located on the ridge side is referred to as a first support member 10, and the other support member 1 located on the eaves side is referred to as a first support member 10. Two support members 11 are described. In the present embodiment, the first support member 10 is a single lip channel steel arranged such that the opening direction faces the ridge side. The second support member 11 is formed by integrating two lip channel steels so that their opening directions are opposite to each other.

  As shown in FIG. 2A, the roof base plate 2 is a sandwich panel 20 in which a core material 23 is arranged between a pair of metal skins 21 and 22.

  The metal skins 21 and 22 are formed by rolling or pressing a metal plate into a desired shape. The metal plate has a thickness of, for example, about 0.27 to 1.6 mm. The metal plate is a coated steel plate, a galvanized steel plate, an aluminum-zinc alloy plated steel plate, an SGL (registered trademark) steel plate, or the like, but is not limited thereto.

The core material 23 is a resin foam, a fibrous inorganic material, or a combination thereof, and has heat insulation and fire resistance. The resin foam is, for example, polyisocyanurate foam, urethane foam or phenol foam having a density of 40 to 60 kg / m ³ . The resin foam is formed, for example, by injecting a foamable resin liquid between the pair of metal outer skins 21 and 22 and foaming the same. The resin foam may be molded into a plate shape. In this case, the resin foam is attached to the metal outer skins 21 and 22 by adhesion.

  The fibrous inorganic material is, for example, one in which a plurality of block bodies obtained by hardening rock wool, glass wool, or the like with a binder or the like are arranged and arranged in a single plate. The fibrous inorganic material is attached to the metal skins 21 and 22 by adhesion, for example.

  The core material 23 is a combination of a layer made of a fibrous inorganic material and a layer made of a resin foam laminated in the thickness direction of the sandwich panel 20 (the direction in which the metal skins 21 and 22 are arranged). Good.

  In addition, as the core material positioned at the peripheral end portion of the sandwich panel 20 of the core material 23, a fire resistant core material having higher fire resistance than a fibrous inorganic material or a resin foam may be used. In this case, the refractory core material is, for example, an inorganic material such as gypsum or calcium silicate.

  The sandwich panel 20 has a substantially rectangular plate shape, and in this embodiment, the sandwich panel 20 is vertically stretched so that the eaves ridge direction is the longitudinal direction (length direction) and the left-right direction is the lateral direction (width direction). . The sandwich panel 20 has a fitting protrusion 24 at the right end and a fitting recess 25 at the left end. The fitting convex portion 24 and the fitting concave portion 25 are provided on the left and right ends of the sandwich panel 20 in the longitudinal direction. A packing 26 is arranged on the bottom of the fitting recess 25. The length of the sandwich panel 20 in the longitudinal direction is the length across the two support members 10 and 11.

  The sandwich panel 20 has a length in the eaves direction of, for example, 3635 mm, and a width in the left-right direction of, for example, 910 mm. One roof base plate 2 is supported by, for example, five support members 1 installed at intervals of 910 mm. The five support members 1 are, for example, the support member 1 located closest to the eaves and the support member 1 located closest to the ridge integrated with two lip channel steels so that their opening directions are opposite to each other. It has been made into. Then, each of the second to fourth support members 1 counted from the eaves side is one lip channel steel arranged so that the opening direction faces the ridge side. The size of the sandwich panel 20 may be other than the above. The number, the installation interval, and the type of the support members 1 that support one sandwich panel 20 may be the number, the installation interval, and the type other than the above.

  The roof structure 100 of this embodiment includes a plurality of sandwich panels 20 (six in the figure). The plurality of sandwich panels 20 are arranged side by side in the eaves ridge direction and the left-right direction on the plurality of support members 1.

  As shown in FIG. 2B, two sandwich panels 20 that are adjacent to each other in the left-right direction are connected without a gap by fitting the fitting convex portion 24 and the fitting concave portion 25. As shown in FIG. 2C, the two sandwich panels 20 adjacent to each other in the eaves ridge direction are installed without gaps by abutting their ends with each other via a sealing material 27 such as rock wool felt. The two sandwich panels 20 adjacent to each other in the eaves direction may be installed by directly abutting each other without the sealing material 27 interposed therebetween.

  The sandwich panels 20 are adjacent to each other in the eaves ridge direction by being fixed to a plurality of support members 1 arranged in the eaves ridge direction using fasteners 28 such as drill screws. It is fixed in a state of being bridged over a plurality of support members 1.

  As shown in FIGS. 1A to 1C, the plurality of roofing members 3 have the same shape and shape. Each roofing material 3 is a roofing material made of metal that is vertically installed with the eaves building direction as the longitudinal direction and the lateral direction as the lateral direction. The length of each roofing material 3 in the eaves ridge direction is longer than the distance between two support members 1 adjacent to each other in the eaves ridge direction.

  Each roofing material 3 is formed by deforming one metal plate with a roll forming machine or the like. The metal plate is a coated steel plate, a galvanized steel plate, an aluminum-zinc alloy plated steel plate, an SGL (registered trademark) steel plate, or the like, but is not limited thereto. The thickness of the metal plate is 0.4 mm to 0.6 mm, for example. The roof material 3 may be made of synthetic resin.

  Each roofing material 3 has a first hook portion 35 protruding upward at the right end portion. And each roofing material 3 has the 2nd hook part 36 which protruded upwards at the left end part. The hook portions 35 and 36 are provided on each roof member 3 over the entire length in the eaves ridge direction. The first hooking portion 35 and the second hooking portion 36 are provided in a shape connectable to each other. That is, the two roof materials 3 adjacent to each other on the left and right can be connected to the first hook portion 35 of the one roof material 3 located on the left side and the second hook portion 36 of the other roof material 3 located on the right side. Is. In the present embodiment, the second hooking portion 36 is provided in a shape that covers at least the tip end portion of the first hooking portion 35 from above.

  The width of each roofing member 3 in the left-right direction is, for example, 350 mm to 450 mm, and the length in the eaves direction is, for example, the total length of the plurality of roof base plates 2 arranged in the eaves direction in the eaves direction. It is almost the same. In addition, each roofing material 3 may have a size other than the above.

  The roof structure 100 further includes a plurality of suspenders 8 for fixing each roofing material 3 to the roof base plate 2 (that is, the sandwich panel 20). The plurality of suspenders 8 fix a first suspender 80 for fixing a part of the roof material 3 in the eaves direction to the sandwich panel 20 and another part of the roof material 3 in the eaves direction for the sandwich panel 20. The second suspension 81 is included. The suspenders 80 and 81 have the same shape and shape. Hereinafter, the first suspension 80 will be described in detail.

  The first suspender 80 includes a fixed piece portion 82 placed on the sandwich panel 20, a vertical piece portion 83 protruding upward from a left end portion of the fixed piece portion 82, and a lower left direction from an upper end portion of the vertical piece portion 83. It has a hooking piece portion 84 that projects to the outside. Each of the fixed piece portion 82, the vertical piece portion 83, and the hooking piece portion 84 has a substantially rectangular plate shape. Further, the first suspension 80 has a second hooking piece 85 protruding rightward from the vertical piece 83. The second hooking piece 85 is integral with each of the vertical piece 83 and the fixed piece 82. The second hooking piece portion 85 has a retaining portion 86 whose upper end portion protrudes rightward as compared with other portions. This second hooking piece 85 keeps the angle between the vertical piece 83 and the fixed piece 82 constant.

  As shown in FIG. 1B, the first suspender 80 hooks and connects both the first hooking portion 35 of the one roofing material 3 and the second hooking portion 36 of the other one roofing material 3. The shapes of the vertical piece portion 83, the hooking piece portion 84, and the second hooking piece portion 85 are determined so that they can be performed. The shapes of the vertical piece portion 83, the hooking piece portion 84, and the second hooking piece portion 85 are not limited to the shapes shown in FIG. 1B, and may be other shapes.

  The roof structure 100 further includes a first fixture 6 that fixes the first suspension 80 to the support member 1 via the sandwich panel 20, and a second fixture 7 that fixes the second suspension 81 to the sandwich panel 20. Prepare The fixtures 6 and 7 are, for example, drill screws.

  The length of the first fixing tool 6 is such that the fixing piece portion 82 of the first hanging piece 80 is fixed on the sandwich panel 20 (that is, the shaft portion of the first fixing tool 6 penetrates the fixing piece portion 82 and The length is a length that penetrates the fixed piece portion 82 and the sandwich panel 20 and reaches the support member 1 below the fixed piece portion 82 in a state where the fixed piece portion 82 is screwed. Here, in the above-mentioned state, the first fixture 6 may have such a length that the tip is located inside the support member 1, or may have a length that allows the support member 1 to penetrate downward.

  The length of the second fixing tool 7 is such that the fixing piece part 82 of the second hanging piece 81 is fixed on the sandwich panel 20 (that is, the shaft part of the second fixing tool 7 penetrates the fixing piece part 82 and The length is such that the front end is located inside the sandwich panel 20 in a state where the fixing piece portion 82 is screwed until it hits). The second fixing tool 7 penetrates through the fixing piece portion 82 and the upper metal skin 21 of the sandwich panel 20, and the tip of the second fixing tool 7 is located inside the core member 23 of the sandwich panel 20. It does not penetrate the lower metal skin 21.

  Then, an example of the construction procedure of roof structure 100 of this embodiment is explained. Below, an example of the procedure of attaching a plurality of roofing materials 3 to a plurality of sandwich panels 20 fixed on a plurality of supporting members 1 is explained. The upper surface of the plurality of sandwich panels 20 is covered with the waterproof sheet 4.

  In the roof structure 100 of this embodiment, the plurality of roof members 3 are sequentially installed from left to right. First, one roofing material 3 is placed on the leftmost sandwich panel 20 of the plurality of sheets. At this time, the roof material 3 is located above at least two support members 10 and 11 lined up in the eaves ridge direction.

  Next, with the hooking piece portion 84 of the first suspender 80 hooked on a part of the first hooking portion 35 at the right end of the roofing material 3 in the eaves ridge direction, the fixing piece portion 82 of the first suspender 80 is attached. , The sandwich panel 20 is placed on a portion above the first support member 10.

  Next, the first fixture 6 is driven into the fixing piece portion 82 of the first suspension 80 from above to fix the first suspension 80 to the first support member 10 via the sandwich panel 20, and the roof member 3 A part of the eaves ridge direction is fixed on the sandwich panel 20. At this time, the first fixing tool 6 penetrates the fixing piece portion 82 of the first suspender 80 and the sandwich panel 20, and the tip is located inside the first supporting member 10.

  Then, by another procedure similar to the procedure described above, another first suspension 80 is fixed to the second support member 11 via the sandwich panel 20, and the other part of the roof material 3 in the eaves direction is sandwiched. Fix on panel 20.

  Then, with the hooking piece portion 84 of the second suspension 81 hooked to another part of the first hooking portion 35 of the roofing material 3 in the eaves ridge direction, the fixing piece portion 82 of the second suspension 81 is The sandwich panel 20 is placed on a portion above the intermediate portion between the two support members 10 and 11 adjacent to each other in the eaves direction.

  Next, the second fixing tool 7 is driven into the fixing piece portion 82 of the second suspender 81 from above to fix the second suspender 81 to the sandwich panel 20, and another one of the roof materials 3 in the eaves ridge direction. The part is fixed on the sandwich panel 20. At this time, the second fixing tool 7 penetrates through the fixing piece portion 82 of the second suspender 81 and the front surface metal outer skin 21 of the sandwich panel 20, and the tip is positioned inside the core member 23 of the sandwich panel 20.

  The fixing of the right end portion of the roofing material 3 by the above-mentioned suspenders 80 and 81 is performed over the entire length of the roofing material 3 in the longitudinal direction. For example, the first suspensions 80 are installed in the same number as the number of the plurality of support members 1. The second suspension 81 is installed so as to be located between the two first suspensions 80 arranged in the eaves ridge direction. Here, the number of the second suspensions 81 to be installed may be one between the two first suspensions 80 arranged in the eaves direction, or may be two or more. The second suspension 81 is installed so that the spacing between the other suspension (the first suspension 80 or the second suspension 81) adjacent in the eaves ridge direction is equal to or less than a predetermined spacing (for example, 600 mm). . Note that either the first suspender 80 or the second suspender 81 may be installed first.

  Next, another roof material 3 is installed on the right side of the fixed roof material 3. The other roofing material 3 has its left end portion hooked by hooking the second hooking portion 36 at the left end portion to the first hooking portion 35 of the fixed roofing material 3 in a state of being hooked by the suspenders 80, 81. It is fixed on the sandwich panel 20 via the suspenders 80, 81. The second hook portion 36 of the other roof member 3 is prevented from coming out upward by the retaining portion 86 of the suspenders 80 and 81. The fixing of the right end portion of the other roofing material 3 to the sandwich panel 20 is performed by the same procedure as described above.

  The roof structure 100 of the present embodiment is formed by sequentially installing the plurality of roofing materials 3 from left to right as described above. The suspenders 80 and 81 may be installed before the roof material 3 is placed on the roof base plate 2.

  The roof structure 100 of the first embodiment described above is characterized by having the following configuration.

  That is, the roof structure 100 according to the first embodiment includes a plurality of support members 1 arranged in parallel with each other with a distance in one direction, a roof base plate 2 supported by the plurality of support members 1, and a roof bottom. The roofing material 3 arranged on the main plate 2. Furthermore, the roof structure 100 of the first embodiment includes a first suspender 80 that fixes a part of the roof material 3 to the roof base plate 2, and a first suspension 80 that fixes another part of the roof material 3 to the roof base plate 2. Two suspensions 81 are provided. Further, in the roof structure 100 of the first embodiment, the first fixture 6 that fixes the first suspender 80 to the support member 1 via the roof base plate 2 and the second suspender 81 that is fixed to the roof base plate 2. The second fixing tool 7 is provided. The roof base plate 2 is a sandwich panel 20 in which a core material 23 is arranged between a pair of metal skins 21 and 22. The length of the first fixture 6 is a length that penetrates the sandwich panel 20 and reaches the support member 1. The length of the second fixture 7 is such that the tip is located inside the sandwich panel 20.

  As in the above configuration, in the roof structure 100 of the first embodiment, the roof base plate 2 is the sandwich panel 20 whose outer skin is made of metal. The base strength can be increased. Therefore, in the roof structure 100 of the first embodiment, the spacing between the plurality of support members 1 arranged below the roof base plate 2 is widened as compared with the case where a wooden plywood is used as the roof base plate 2. You can The distance between the support members 1 when using a wood plywood as the roof base plate 2 is, for example, about 600 mm, while the support member 1 when using a sandwich panel 20 of a metal skin as the roof base plate 2. The interval between them can be set to about 910 mm, for example.

  In the roof structure 100 of the first embodiment, by widening the gap between the plurality of support members 1 as described above, the installation gap of the first fixture 6 for fixing the roof material 3 to the support member 1 is also widened. Become. However, in the roof structure 100 of the first embodiment, since the base strength is high, the upper part of the roof material 3 between the two adjacent support members 1 stops at the tip inside the roof base plate 2. The second suspension 81 fixed by the fixture 7 can be used to strongly attach to the roof base plate 2. That is, in the roof structure 100 of the first embodiment, the roof material 3 can be strongly attached to the roof base plate 2 by the first suspenders 80 and the second suspenders 81, and the roof base plate 2 of the roof material 3 can be attached. The fixed interval to the can be set to a predetermined interval or less. Further, in the roof structure 100 of the first embodiment, the tip of the second fixture 7 does not project from the lower surface of the roof base plate 2, so that the roof material 3 can be attached to the roof base plate 2 aesthetically.

  Therefore, in the roof structure 100 of the first embodiment, it is possible to widen the gap between the plurality of support members 1 that support the roof base plate 2, and to make the roof material 3 aesthetically appealing with respect to the roof base plate 2. It can be mounted in a state where it is excellent and the mounting strength is secured.

  Further, in the roof structure 100 of the first embodiment, the two roof materials 3 installed side by side are hooked and connected to each other by hooking the adjacent left and right end portions of the roof material 3 to the roof base plate 2 of each roof material 3. It is even easier to secure the mounting strength to the.

  Further, in the roof structure 100 of the first embodiment, the distance between the two support members 10 and 11 adjacent to each other in the eaves direction can be widened, so that the required number of support members 1 can be suppressed and the manufacturing cost can be reduced. Can be suppressed.

  Subsequently, the roof structure 101 of the second embodiment of the present invention shown in FIGS. 3A to 3C will be described. Below, about the structure similar to the roof structure 100 of 1st embodiment, the same code | symbol is attached | subjected in a figure, and a different structure is demonstrated in detail.

  In the roof structure 101 of the present embodiment, the plurality of roof members 3 are directly fixed to the roof base plate 2 by the fixtures 6 and 7 without using the suspenders 80 and 81.

  Each roofing material 3 has, at its right end portion, a fixing portion 34 into which the fixing tools 6 and 7 are driven, and a first hooking portion 35 protruding upward on the left side of the fixing portion 34. And each roofing material 3 has the 2nd hooking part 36 of the shape which can be hooked on the 1st hooking part 35 in the left end part. The fixing portion 34, the first hooking portion 35, and the second hooking portion 36 are all provided on each roofing member 3 in the longitudinal direction. The shapes of the fixing portion 34, the first hooking portion 35, and the second hooking portion 36 are, for example, the shapes shown in FIGS. 3B and 3C, but are not limited to this shape.

  The length of each roofing material 3 in the eaves direction is longer than the distance between the two support members 10 and 11 arranged in the eaves direction. The length of each roofing member 3 in the left-right direction is, for example, 260 mm to 300 mm. In the roof structure 101 of the present embodiment, the two roofing materials 3 adjacent to each other in the left-right direction are installed such that the ends in the eaves direction are displaced in the eaves direction. Therefore, in the figure, one roof material 3 lined up in the eaves direction and two roof materials 3 lined up in the eaves direction are arranged alternately in the left-right direction.

  The two roofing materials 3 lined up in the eaves ridge direction are arranged such that the ridge-side end of one roofing material 3 located on the eaves side and the eaves-side end of the other roofing material 3 located on the ridge side are butted against each other. In this state, the cover member 5 is attached to the abutting portion for connection.

  The two roofing materials 3 adjacent to each other in the left-right direction are hooked on the first hooking portion 35 of the one roofing material 3 located on the left side and the second hooking portion 36 of the other roofing material 3 located on the right side. Connected and retained.

  In the roof structure 101 of the present embodiment, the first fixture 6 fixes a part of the fixing portion 34 of the roofing material 3 in the eaves ridge direction to the support member 1 via the roof base plate 2. The fixture 7 fixes the other part of the fixing portion 34 of the roofing material 3 in the eaves ridge direction to the roof base plate 2.

  The length of the first fixing tool 6 is such that the fixing part 34 of the roofing material 3 is fixed on the sandwich panel 20 (that is, the shaft of the first fixing tool 6 penetrates the fixing part 34 and the head hits the fixing part 34). It is a length that penetrates the fixing portion 34 and the sandwich panel 20 to reach the supporting member 1 below the fixing portion 34 in a state in which they are screwed up. Here, in the above-mentioned state, the first fixture 6 may have such a length that the tip is located inside the support member 1, or may have a length that allows the support member 1 to penetrate downward.

  The length of the second fixing tool 7 is such that the fixing part 34 of the roofing material 3 is fixed on the sandwich panel 20 (that is, the shaft of the second fixing tool 7 penetrates the fixing part 34 and the head hits the fixing part 34). The length is such that the tip is located inside the sandwich panel 20 in a state where the screw is tightened up to. The second fixing tool 7 penetrates the fixing part 34 and the upper metal skin 21 of the sandwich panel 20, and the tip of the second fixing tool 7 is located inside the core member 23 of the sandwich panel 20. It does not penetrate the side metal skin 21.

  Subsequently, an example of a construction procedure of the roof structure 101 of the present embodiment will be described. Below, an example of the construction procedure which attaches a plurality of roofing materials 3 to a plurality of sandwich panels 20 fixed on a plurality of support members 1 is explained. The upper surface of the plurality of sandwich panels 20 is covered with the waterproof sheet 4.

  In the roof structure 101 of this embodiment, the plurality of roof members 3 are sequentially installed from left to right. First, one sheet of roofing material 3 is placed on the sandwich panel 20 located on the leftmost side of the plurality of sheets. At this time, the roof material 3 is located above at least two support members 10 and 11 lined up in the eaves ridge direction.

  Next, the first fixing tool 6 is driven into the fixing portion 34 of the roofing material 3 located above the supporting members 10 and 11, respectively, and a part of the roofing material 3 in the eaves ridge direction is sandwiched. It is fixed to the support members 10 and 11 via 20. At this time, each of the first fixtures 6 penetrates the fixing portion 34 of the roofing material 3 and the sandwich panel 20, and the tip is located inside the support member 1.

  Then, the second fixing tool 7 is driven from above to a portion of the fixing portion 34 of the roofing material 3 which is located above the intermediate portion between the support members 10 and 11, and the other portion of the roofing material 3 in the eaves ridge direction. Is fixed on the sandwich panel 20. At this time, the second fixing tool 7 penetrates through the fixing portion 34 of the roofing material 3 and the front metal skin 21 of the sandwich panel 20, and its tip is located inside the core material 23 of the sandwich panel 20.

  The fixing of the right end portion of the roofing material 3 by the fixing tools 6 and 7 described above is performed over the entire length of the roofing material 3 in the longitudinal direction. The first fixtures 6 are installed, for example, in the same number as the number of the plurality of support members 1. The second fixture 7 is installed so as to be located between the two first fixtures 6 arranged in the eaves ridge direction. Here, the number of the second fixtures 7 installed may be one between the two first fixtures 6 arranged in the eaves direction, or may be two or more. The second fixing tool 7 is installed such that the distance between the second fixing tool 7 and another fixing tool (fixing tool 6 or fixing tool 7) adjacent in the eaves direction is not more than a predetermined interval (for example, 600 mm). Either of the fixing by the first fixing tool 6 and the fixing by the second fixing tool 7 may be performed first.

  Next, the other roofing materials 3 are arranged side by side in the eaves direction of the fixed roofing material 3 by the same procedure as the above-mentioned procedure. One or more roofing materials 3 are installed so as to extend over the entire length of the plurality of sandwich panels 20 in the eaves direction. The two roofing materials 3 lined up in the eaves ridge direction are connected by the ends of the eaves ridge direction adjacent to each other being abutted and the cover material 5 being attached to this abutting portion.

  Next, another roof material 3 is installed on the right side of the fixed roof material 3. The other roofing material 3 is indirectly fixed to the sandwich panel 20 by hooking the second hooking portion 36 at the left end to the first hooking portion 35 at the right end of the fixed roofing material 3. To be done. The fixing of the right end portion of the other roofing material 3 to the sandwich panel 20 is performed by the same procedure as described above.

  As described above, the roof structure 101 of the present embodiment is formed by sequentially installing the plurality of roof members 3 from left to right.

  The roof structure 101 of the second embodiment described above is characterized by having the following configuration.

  That is, the roof structure 101 of the second embodiment includes a plurality of support members 1 arranged in parallel with each other with a distance in one direction, a roof base plate 2 supported by the plurality of support members 1, and a roof bottom. The roofing material 3 arranged on the main plate 2. Further, the roof structure 101 of the second embodiment includes a first fixture 6 that fixes a part of the roof material 3 to the support member 1 via the roof base plate 2, and another part of the roof material 3 under the roof. The second fixture 7 fixed to the base plate 2 is provided. The roof base plate 2 is a sandwich panel 20 in which a core material 23 is arranged between a pair of metal skins 21 and 22. The length of the first fixture 6 is a length that penetrates the sandwich panel 20 and reaches the support member 1. The length of the second fixture 7 is such that the tip is located inside the sandwich panel 20.

  According to the roof structure 101 of the second embodiment, as in the above-described configuration, the roof base plate 2 is the sandwich panel 20 whose outer skin is made of metal, so that the base strength can be increased, and the roof base plate 2 below It is possible to widen the interval between the plurality of support members 1 arranged in.

  Further, in the roof structure 101 of the second embodiment, since the base strength is high, the roof material 3 can be strongly attached to the roof base plate 2 by the first fixing tool 6 and the second fixing tool 7. The fixed interval of 3 to the roof base plate 2 can be set to a predetermined interval or less. Further, in the roof structure 101 of the second embodiment, since the tip of the second fixture 7 does not project from the lower surface of the roof base plate 2, the roof material 3 can be aesthetically attached to the roof base plate 2.

  Therefore, in the roof structure 101 of the second embodiment, it is possible to widen the spacing between the plurality of support members 1 that support the roof base plate 2, and to make the roof material 3 aesthetically appealing with respect to the roof base plate 2. It can be mounted in a state where it is excellent and the mounting strength is secured.

  Further, in the roof structure 101 of the second embodiment, the two roofing materials 3 installed side by side are hooked and connected to each other by hooking the adjacent left and right end portions of the roofing material 2 to the roof base plate 2 of each roofing material 3. It is even easier to secure the mounting strength to the.

  Subsequently, the roof structure 102 of the third embodiment of the present invention shown in FIGS. 4A to 4C will be described. Below, about the structure similar to the roof structure 100 of 1st embodiment, the same code | symbol is attached | subjected in a figure, and a different structure is demonstrated in detail.

  The roof structure 102 of the third embodiment includes a first roof material 30 and a second roof 30 that are arranged in one direction (in this embodiment, the eaves ridge direction) as the plurality of roof materials 3 arranged on the roof base plate 2. And a material 31.

  The first roof material 30 is the roof material 3 attached to the roof base plate 2 by the first suspenders 80 fixed to the roof base plate 2 by the first fixture 6. The second roof material 31 is the roof material 3 attached to the roof base plate 2 by the second suspenders 81 fixed to the roof base plate 2 by the second fixture 7. In FIG. 4A, one first roofing material 30 and two second roofing materials 31 are shown. The first roof material 30 and the second roof material 31 have the same shape and shape. Therefore, below, the 1st roofing material 30 is demonstrated in detail.

  The first roofing material 30 is a corrugated metal roofing material with the eaves building direction as the lateral direction and the left-right direction as the longitudinal direction. The length of the first roofing material 30 in the eaves ridge direction is approximately one third of the distance between two adjacent support members 10 and 11. The length of the first roofing material 30 in the eaves ridge direction is, for example, 300 mm to 400 mm. The length of the first roofing material 30 in the eaves direction may be about half or about a quarter of the distance between the two adjacent supporting members 10 and 11, or may be other lengths. It may be.

  As shown in FIG. 4B and FIG. 4C, the first roofing material 30 has a first hook portion 35 at the eaves side end and a second hook portion 36 at the ridge side end. The first hooking portion 35 protrudes upward in a substantially L-shape from the ridge-side end of the first roofing material 30, and the second hooking portion 36 is the eaves-side end of the first roofing material 30. From the bottom to a substantially L-shape.

  The first suspender 80 and the second suspender 81 have the same shape and shape. Therefore, the first suspension 80 will be described in detail below.

  The first suspender 80 includes a fixed piece portion 82 that is placed on the sandwich panel 20, a vertical piece portion 83 that protrudes upward from an eave-side end portion of the fixed piece portion 82, and an upper end portion of the vertical piece portion 83. It has a hooking piece portion 84 that protrudes in a substantially L shape from the side to the eaves side. The fixed piece portion 82 and the vertical piece portion 83 have a rectangular plate shape. The hooking piece portion 84 of the first suspension 80 is arranged on the eaves side of the first suspension 80 and the first hooking portion 35 of the first roofing material 30 and on the ridge side of the first suspension 80. The shape is determined so that both of the second hook portions 36 of the second roof material 31 can be hooked. Similarly, the hooking piece portion 84 of the second suspender 81 is provided on the first hooking portion 35 of the second roof member 31 arranged on the eaves side of the second suspender 81 and on the ridge side of the second suspender 81. The shape is determined so that both of the second hook portions 36 of the first roofing material 30 arranged can be hooked.

  The roof structure 102 of the present embodiment further includes a plurality of heat insulating blocks 9 arranged between the first roof material 30 and the sandwich panel 20 and between the second roof material 31 and the sandwich panel 20, respectively. Each heat insulating block 9 has a corrugated upper surface corresponding to the corrugated roof members 30 and 31. Each heat insulating block 9 fills the space between the roofing materials 30 and 31 and the sandwich panel 20 without a gap. Each heat insulating block 9 has a recess 90 on the lower surface of the end on the eaves side, in which the heads of the fixtures 6 and 7 are placed.

  In the present embodiment, the first support member 10 is formed by integrating two lip channel steels so that their opening directions are opposite to each other. The second support member 11 is a single lip channel steel arranged so that the opening direction faces the ridge side.

  Subsequently, an example of a construction procedure of the roof structure 102 of the present embodiment will be described. Below, an example of the construction procedure which attaches a plurality of roofing materials 3 to a plurality of sandwich panels 20 fixed on a plurality of support members 1 is explained. The upper surface of the plurality of sandwich panels 20 is covered with the waterproof sheet 4.

  In the roof structure 102 of this embodiment, the plurality of roof members 3 are sequentially installed from the eaves side to the ridge side. Below, an example of a procedure of attaching the first roofing material 30 and the second roofing material 31 to the sandwich panel 20 on the two supporting members 10 and 11 adjacent to each other in the eaves direction will be described.

  First, in the second roofing material 31, the end on the ridge side of the sandwich panel 20 has a distance in the ridge direction from the first support member 10 equal to the distance between the support members 10 and 11 in the eaves ridge direction. It is placed on the sandwich panel 20 so that it is located in the second half. At this time, the second roofing material 31 is placed on the heat insulating block 9 installed on the sandwich panel 20.

  Next, with the hooking piece portion 84 of the second suspender 81 hooked on a part of the first hooking portion 35 of the second roof member 31 in the left-right direction, the fixing piece portion 82 of the second suspender 81 is It is placed on the sandwich panel 20 on the ridge side of the second roofing material 31.

  Next, the second fixing tool 7 is driven into the fixing piece portion 82 of the second suspender 81 from above to fix the second suspender 81 to the sandwich panel 20, and the ridge-side end of the second roof material 31. A part of the left and right direction of the is fixed to the sandwich panel 20. At this time, the second fixing tool 7 penetrates through the fixing piece portion 82 of the second suspender 81 and the front surface metal outer skin 21 of the sandwich panel 20, and the tip is positioned inside the core member 23 of the sandwich panel 20.

  Next, at a location apart from the fixed second suspender 81 in the left-right direction, another second suspender 81 is fixed on the sandwich panel 20 by the same procedure as the above-described procedure, and the second roof material. The other part in the left-right direction of the ridge-side end of 31 is fixed to the sandwich panel 20.

  The fixing of the ridge-side end portion of the second roof material 31 by the above-described second suspension 81 is performed over the entire length of the second roof material 31 in the longitudinal direction (left-right direction). That is, the second roof material 31 is fixed to the roof base plate 2 by the plurality of second suspenders 81 that are installed at a distance in the left-right direction. The interval between the second suspenders 81 adjacent to each other in the left-right direction can be set as appropriate, but is, for example, about 600 mm.

  Next, on the ridge side of the second roof material 31, the first roof material 30 is placed on the sandwich panel 20 via the heat insulating block 9. Here, in a state where the second hook portion 36 of the first roof material 30 is hooked on the hook piece portion 84 of the second hanging member 81 on which the first hook portion 35 of the second roof material 31 is hooked, the first roof material Place 30 on sandwich panel 20. The head of the second fixture 7 that fixes the second suspender 81 is housed in the recess 90 of the heat insulating block 9 below the first roofing material 30.

  Next, with the hooking piece portion 84 of the first suspender 80 hooked on a part of the first hooking portion 35 of the first roofing material 30 in the left-right direction, the fixing piece portion 82 of the first suspender 80 is One is placed on the sandwich panel 20 above the support member 10.

  Next, the first fixing tool 6 is driven into the fixing piece portion 82 of the first suspender 80 from above, and the first suspender 80 is fixed to the first support member 10 via the sandwich panel 20, and the first roof. The material 30 is fixed on the sandwich panel 20. At this time, the first fixing tool 6 penetrates the fixing piece portion 82 of the first suspender 80 and the sandwich panel 20, and the tip is located inside the first supporting member 10.

  Then, at a location apart from the fixed first suspender 80 in the left-right direction, another first suspender 80 is fixed on the sandwich panel 20 by the same procedure as the above-mentioned procedure, and the first roofing material. The other part in the left-right direction of the ridge-side end of 30 is fixed to the sandwich panel 20.

  The fixing of the ridge-side end of the first roof material 30 by the above-described first suspenders 80 is performed over the entire length of the first roof material 30 in the longitudinal direction (left-right direction). That is, the first roofing material 30 is fixed to the roof base plate 2 by the plurality of first suspenders 80 installed at a distance in the left-right direction. The distance between the first suspensions 80 adjacent to each other in the left-right direction can be set as appropriate, but is, for example, about 600 mm.

  By mounting the second roof material 31 and the first roof material 30 from the eaves side to the ridge side as described above, the roof structure 102 of the present embodiment is formed. In the roof structure 102 of the present embodiment shown in the figure, in the upper portion of the sandwich panel 20 from the second support member 11 to the first support member 10, two second roof members 31 and one first roof member 31 are provided. The one roofing material 30 is installed side by side in this order from the eaves side to the ridge side. In addition, on the eaves side of the second support member 11 and on the ridge side of the first support member 10, the sandwich panel 20 has a portion above the two support members 1 adjacent in the eaves ridge direction. The second roof material 31 and the first roof material 30 are installed in the same line.

  The roof structure 102 of the third embodiment described above is characterized by having the following configuration.

  That is, the roof structure 102 of the third embodiment includes a plurality of support members 1 arranged in parallel with each other with a distance in one direction, a roof base plate 2 supported by the plurality of support members 1, and a roof bottom. It is provided on the main plate 2 and includes a first roof material 30 and a second roof material 31 arranged in the one direction. Further, the roof structure 102 of the third embodiment has a first suspender 80 for fixing the first roof material 30 to the roof base plate 2 and a second suspender 81 for fixing the second roof material 31 to the roof base plate 2. And a first fixing tool 6 for fixing the first suspension 80 to the support member 1 via the roof base plate 2, and a second fixing tool 7 for fixing the second suspension 81 to the roof base plate 2. The roof base plate 2 is a sandwich panel 20 in which a core material 23 is arranged between a pair of metal skins 21 and 22. The length of the first fixture 6 is a length that penetrates the sandwich panel 20 to reach the support member 1, and the length of the second fixture 7 is a length in which the tip is located in the sandwich panel 20. .

  In the roof structure 102 according to the third embodiment as in the above-described configuration, the roof base plate 2 is the sandwich panel 20 whose outer skin is made of metal, whereby the base strength can be increased, and the roof base plate 2 can be disposed below the roof base plate 2. It is possible to widen the interval between the plurality of support members 1 arranged in.

  Further, in the roof structure 102 of the third embodiment, since the foundation strength is high, each of the first roof material 30 and the second roof material 31 is applied to the roof foundation plate 2 by the first suspension 80 or the second suspension 81. It can be firmly attached to. In addition, in the roof structure 102 of the third embodiment, since the tip of the second fixture 7 does not project from the lower surface of the roof base plate 2, the second roof material 31 can be attached to the roof base plate 2 aesthetically. . Further, in the roof structure 102 of the third embodiment, the tip of the first fixture 6 also does not project downward from the support member 1, so that the first roofing material 30 can be attached to the roof base plate 2 aesthetically.

  Therefore, in the roof structure 102 of the third embodiment, it is possible to widen the gap between the plurality of support members 1 that support the roof base plate 2, and to the roof base plate 2, the first roof member 30 and the first roof member 30. The second roof material 31 can be attached in a state of being excellent in aesthetics and ensuring the attachment strength.

  Further, the roof structure 102 of the third embodiment additionally includes the following configuration in addition to the above configuration.

  That is, in the roof structure 102 of the third embodiment, the second roof material 31 is hooked on and retained by the first roof material 30.

  As in the above-described additional configuration, in the roof structure 102 of the third embodiment, the second roof material 31 is caught on the first roof material 30 fixed to the support member 1 using the first fixture 6. Since the roof members 30 and 31 are held, it is easier to secure the attachment strength of the roof members 30 and 31 to the sandwich panel 20.

  Subsequently, the roof structure 103 of the fourth embodiment of the present invention shown in FIGS. 5A to 5C will be described. Below, about the structure similar to the roof structure 101 of 2nd embodiment, the same code | symbol is attached in a figure, and a different structure is demonstrated in detail.

  The roof structure 103 of the fourth embodiment includes a first roof material 30 and a second roof 30 that are arranged in one direction (in this embodiment, the eaves ridge direction) as the plurality of roof materials 3 arranged on the roof base plate 2. And a material 31.

  The first roof material 30 is the roof material 3 attached to the roof base plate 2 by the first fixture 6. The second roof material 31 is the roof material 3 attached to the roof base plate 2 by the second fixture 7. In FIG. 5A, the six roofing materials 3 lined up in the eaves direction are the roofing material 3 located second from the eaves side and the roofing material 3 located fifth from the eaves side are the first roofing material 30, The other roof material 3 is the second roof material 31. The first roof material 30 and the second roof material 31 have the same shape and shape. Therefore, below, the 1st roofing material 30 is demonstrated in detail.

  The first roofing material 30 uses the roofing material 3 of the second embodiment shown in FIGS. 3A to 3C in a horizontal stretch. That is, the first roof material 30 has the same shape as the roof material 3 of the second embodiment, and is the roof material 3 of the second embodiment rotated 90 degrees counterclockwise.

  Therefore, in the present embodiment, the first roofing material 30 has the fixing portion 34 and the first hooking portion 35 at the ridge-side end thereof, and the second hooking portion 36 at the eaves-side end thereof. Have.

  The length of the first roofing material 30 in the eaves-ridge direction is about one-third of the distance between the two adjacent supporting members 10 and 11. The length of the first roofing material 30 in the eaves ridge direction is, for example, 260 mm to 300 mm. The length of the first roofing material 30 in the eaves direction may be about one half or one quarter of the distance between the two adjacent supporting members 10 and 11, or other lengths. It may be of length.

  In the present embodiment, the first support member 10 is formed by integrating two lip channel steels so that their opening directions are opposite to each other. The second support member 11 is a single lip channel steel arranged so that the opening direction faces the ridge side.

  Subsequently, an example of a procedure for constructing the roof structure 103 of the present embodiment will be described. Below, an example of the construction procedure which attaches a plurality of (six) roof material 3 to a plurality of sandwich panels 20 fixed on a plurality of support members 1 is explained. The upper surfaces of the plurality of sandwich panels 20 are covered with the waterproof sheet 4. The six roofing materials 3 are the first roofing material 131, the second roofing material 132, the third roofing material 133, the fourth roofing material 134, and the fifth roof, in order from the one located closest to the eaves. It is described as a material 135 and a sixth roof material 136. The roof materials 132, 135 are the first roof material 30, and the roof materials 131, 133, 134, 136 are the second roof material 31.

  First, in the sandwich panel 20, the first roofing member 131 has the fixing portion 34 at the end on the ridge side, and the eaves direction distance from the second supporting member 11 in the sandwich panel 20 is the eaves building direction between the supporting members 10 and 11. It is placed on the sandwich panel 20 so that it is located above one third of the distance. Next, the second fixing tool 7 is driven from above into a part of the fixing portion 34 of the first roof material 131 in the left-right direction, and a part of the left-right direction of the ridge-side end of the first roof material 131 is removed. , Fixed to the sandwich panel 20. At this time, the second fixing tool 7 penetrates through the fixing portion 34 of the first roofing material 131 and the front metal shell 21 of the sandwich panel 20, and the tip is positioned inside the core material 23 of the sandwich panel 20, It is fixed to the metal outer skin 21.

  Next, at a position apart from the driven second fixing tool 7 in the left-right direction, another second fixing tool 7 is driven into another part of the fixing portion 34 of the first roof member 131 in the left-right direction, The other part of the fixing portion 34 of the first roofing member 131 in the left-right direction is fixed on the sandwich panel 20.

  The above-mentioned fixing of the ridge-side end of the first roof material 131 by the second fixture 7 is performed over the entire length of the first roof material 131 in the longitudinal direction (left-right direction). That is, the first roofing member 131 is fixed to the roof base plate 2 by the plurality of second fixing members 7 that are spaced apart in the left-right direction. The interval between the second fixtures 7 that are adjacent in the left-right direction can be set as appropriate, but is, for example, about 600 mm.

  Then, with the second hooking portion 36 of the second roofing material 132 hooked on the first hooking portion 35 of the fixed first roofing material 131, the second roofing material 132 is moved to the first roofing material. It is placed on the sandwich panel 20 on the ridge side of 131.

  Next, the first fixture 6 is driven into the fixing portion 34 of the second roof material 132 from above, and a part of the ridge-side end portion of the second roof material 132 in the left-right direction is inserted via the sandwich panel 20. It is fixed to the support member 11. At this time, the first fixing tool 6 penetrates through the fixing portion 34 of the second roofing material 132 and the sandwich panel 20, and the tip is located inside the support member 11.

  The fixing of the ridge-side end of the second roof material 132 by the above-described first fixture 6 is performed over the entire length of the second roof material 132 in the longitudinal direction (left-right direction). That is, the second roof material 132 is fixed to the roof base plate 2 by the plurality of first fixtures 6 that are located at a distance in the left-right direction. The distance between the first fixtures 6 adjacent in the left-right direction can be set as appropriate, but is, for example, about 600 mm.

  Next, with the second hooking portion 36 of the third roofing material 133 hooked on the first hooking portion 35 of the fixed second roofing material 132, the third roofing material 133 is attached to the second roofing material. It is placed on the sandwich panel 20 on the ridge side of 132.

  Next, as in the case of fixing the first roof material 131, the second fixing tool 7 is driven from above at a plurality of positions in the left-right direction of the fixing portion 34 of the third roof material 133 to fix the third roof material 133. The end on the ridge side is fixed to the sandwich panel 20 over the entire length in the longitudinal direction.

  Next, the fourth roofing material 134 is installed in the same procedure as the third roofing material 133. That is, with the second hooking portion 36 of the fourth roofing material 134 hooked on the first hooking portion 35 of the fixed third roofing material 133, the fourth roofing material 134 is fixed to the second roofing material 134. It is fixed on the sandwich panel 20 on the ridge side of 132.

  Next, with the second hooking portion 36 of the fifth roofing material 135 hooked on the first hooking portion 35 of the fixed fourth roofing material 134, the fifth roofing material 135 is fixed to the fourth roofing material. It is placed on the sandwich panel 20 on the ridge side of 134. At this time, the fixed portion 34 at the ridge-side end of the fifth roof material 135 is located above the first support member 10.

  Next, the first fixing tool 6 is driven into the fixing portion 34 of the fifth roof material 135 in the left-right direction at a plurality of positions in the left-right direction so that the ridge-side end of the fifth roof material 135 is extended to the entire length in the longitudinal direction. It is fixed to the first support member 10 via the sandwich panel 20 over the entire length. At this time, each first fixing tool 6 penetrates the fixing part 34 of the fifth roofing material 135 and the sandwich panel 20, and the tip is located in the first supporting member 10.

  Next, with the second hooking portion 36 of the sixth roofing material 136 hooked on the first hooking portion 35 of the fixed fifth roofing material 135, the left-right direction of the fixing portion 34 of the sixth roofing material 136. The second fixing tool 7 is driven into the plurality of positions from above to fix the ridge-side end of the sixth roof material 136 to the sandwich panel 20 over the entire length in the longitudinal direction.

  In the example shown in the drawing, the second roof member 132, the fourth roof member 134, and the sixth roof member 136 have left and right end portions in the left and right directions of the other roof members 131, 133, and 135, respectively. It is installed so that its position is displaced in the left-right direction with respect to the end portion. Two roofing materials 132, 134, 136 are installed side by side in the left-right direction. Two roof materials 132 that are adjacent to each other on the left and right sides are connected by attaching the cover material 5 to the abutting portion in a state where the left and right ends are abutted. Similarly, the two roof materials 134 that are adjacent to each other on the left and right sides and the two roof materials 136 that are adjacent to each other on the left and right sides are connected to each other by the cover material 5.

  As described above, the roof structure 103 of the present embodiment is formed by sequentially attaching the plurality of roof materials 3 from the eaves side to the ridge side.

  The roof structure 103 of the fourth embodiment described above is characterized by having the following configuration.

  That is, the roof structure 103 of the fourth embodiment includes a plurality of support members 1 arranged in parallel with each other with a distance in one direction, a roof base plate 2 supported by the plurality of support members 1, and a roof bottom. It is provided on the main plate 2 and includes a first roof material 30 and a second roof material 31 arranged in the one direction. Further, in the roof structure 100 of the first embodiment, the first fixture 6 that fixes the first roof material 30 to the support member 1 via the roof base plate 2, and the second roof material 31 to the roof base plate 2. The second fixing tool 7 is provided. The roof base plate 2 is a sandwich panel 20 in which a core material 23 is arranged between a pair of metal skins 21 and 22. The length of the first fixture 6 is a length that penetrates the sandwich panel 20 and reaches the support member 1. The length of the second fixture 7 is such that the tip is located inside the sandwich panel 20.

  As in the above configuration, in the roof structure 103 of the fourth embodiment, by using the roof base plate 2 as the sandwich panel 20 whose outer skin is made of metal, the base strength can be increased, and the roof base plate 2 below It is possible to widen the interval between the plurality of support members 1 arranged in.

  Further, in the roof structure 103 of the fourth embodiment, since the base strength is high, each of the first roof material 30 and the second roof material 31 is attached to the roof base plate 2 by the first fixture 6 or the second fixture 7. It can be firmly attached to. Further, in the roof structure 103 of the fourth embodiment, since the tip of the second fixture 7 does not protrude from the lower surface of the roof base plate 2, the second roof material 31 can be attached to the roof base plate 2 aesthetically. . Further, in the roof structure 103 of the fourth embodiment, the tip of the first fixture 6 also does not project downward from the support member 1, so that the first roofing material 30 can be attached to the roof base plate 2 aesthetically.

  Therefore, in the roof structure 103 of the fourth embodiment, it is possible to widen the space between the plurality of support members 1 that support the roof base plate 2, and with respect to the roof base plate 2, the first roof material 30 and the The second roof material 31 can be attached in a state of being excellent in aesthetics and ensuring the attachment strength.

  Further, the roof structure 103 of the fourth embodiment additionally includes the following configuration in addition to the above configuration.

  That is, in the roof structure 103 of the fourth embodiment, the second roof material 31 is hooked on and retained by the first roof material 30.

  Like the above-mentioned additional configuration, in the roof structure 103 of the fourth embodiment, the second roof material 31 is caught on the first roof material 30 fixed to the support member 1 using the first fixture 6. Since the roof members 30 and 31 are held, it is easier to secure the attachment strength of the roof members 30 and 31 to the sandwich panel 20.

  The present invention has been described above based on the embodiments shown in the accompanying drawings, but the present invention is not limited to the above embodiments, and appropriate design changes can be made within the scope of the present invention. Is.

1 Support Member 2 Roof Base Plate 3 Roof Material 6 First Fixing Tool 7 Second Fixing Tool 20 Sandwich Panel 21 Metal Skin 22 Metal Skin 23 Core Material 30 First Roof Material 31 Second Roof Material 80 First Hanging 81 Second Hanging member 100 Roof structure 101 Roof structure 102 Roof structure 103 Roof structure

Claims (5)

A plurality of support members arranged in parallel to each other with a distance in one direction,
A roof base plate supported by the plurality of support members,
A roofing material arranged on the roof base plate,
A first suspension for fixing a part of the roofing material to the roof base plate,
A second suspension for fixing the other part of the roof material to the roof base plate,
A first fixture for fixing the first suspension to the support member via the roof base plate;
A second fixture for fixing the second suspension to the roof base plate,
The roof base plate,
A sandwich panel in which a core material is arranged between a pair of metal skins,
The length of the first fixture is a length that penetrates the sandwich panel to reach the support member,
The length of the second fixture Ri length der tip is positioned within said sandwich panel,
The roof structure , wherein the first fixture penetrates the first suspension and the sandwich panel to reach the support member, and fixes the first suspension to the support member . A plurality of support members arranged in parallel to each other with a distance in one direction,
A roof base plate supported by the plurality of support members,
A roofing material arranged on the roof base plate,
A first fixture for fixing a part of the roof material to the support member via the roof base plate,
A second fixture for fixing the other part of the roof material to the roof base plate,
The roof base plate,
A sandwich panel in which a core material is arranged between a pair of metal skins,
The length of the first fixture is a length that penetrates the sandwich panel to reach the support member,
The length of the second fixture Ri length der tip is positioned within said sandwich panel,
The roof structure, wherein the first fixture penetrates the part of the roof material and the sandwich panel to reach the support member, and fixes the part of the roof material to the support member . A plurality of support members arranged in parallel to each other with a distance in one direction,
A roof base plate supported by the plurality of support members,
A first roofing material and a second roofing material arranged on the roof base plate and arranged in the one direction,
A first suspension for fixing the first roofing material to the roof base plate,
A second suspension for fixing the second roofing material to the roof base plate,
A first fixture for fixing the first suspension to the support member via the roof base plate;
A second fixture for fixing the second suspension to the roof base plate,
The roof base plate,
A sandwich panel in which a core material is arranged between a pair of metal skins,
The length of the first fixture is a length that penetrates the sandwich panel to reach the support member,
The length of the second fixture Ri length der tip is positioned within said sandwich panel,
The roof structure , wherein the first fixture penetrates the first suspension and the sandwich panel to reach the support member, and fixes the first suspension to the support member . A plurality of support members arranged in parallel to each other with a distance in one direction,
A roof base plate supported by the plurality of support members,
A first roofing material and a second roofing material arranged on the roof base plate and arranged in the one direction,
A first fixture for fixing the first roofing material to the support member via the roof base plate,
A second fixture for fixing the second roofing material to the roof base plate,
The roof base plate,
A sandwich panel in which a core material is arranged between a pair of metal skins,
The length of the first fixture is a length that penetrates the sandwich panel to reach the support member,
The length of the second fixture Ri length der tip is positioned within said sandwich panel,
The roof structure, wherein the first fixture penetrates the first roofing material and the sandwich panel to reach the support member, and fixes the first roofing material to the support member . The roof structure according to claim 3 or 4, wherein the second roof material is hooked on and retained by the first roof material.

Images