WO2020218128A1 - 屋根パネル、屋根構造、及び屋根構造施工方法 - Google Patents
屋根パネル、屋根構造、及び屋根構造施工方法 Download PDFInfo
- Publication number
- WO2020218128A1 WO2020218128A1 PCT/JP2020/016627 JP2020016627W WO2020218128A1 WO 2020218128 A1 WO2020218128 A1 WO 2020218128A1 JP 2020016627 W JP2020016627 W JP 2020016627W WO 2020218128 A1 WO2020218128 A1 WO 2020218128A1
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- WIPO (PCT)
- Prior art keywords
- roof
- roof panel
- hanging
- fixed
- horizontal base
- Prior art date
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/02—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs
- E04B7/022—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs consisting of a plurality of parallel similar trusses or portal frames
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/02—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs
- E04B7/04—Roofs; Roof construction with regard to insulation with plane sloping surfaces, e.g. saddle roofs supported by horizontal beams or the equivalent resting on the walls
Definitions
- the present invention relates to a roof panel forming a roof slope, a roof structure formed by a roof panel forming a roof slope, and a construction method thereof.
- a roof panel in which a plate material to be a base material for a roof finishing material is fixed to a hanging timber erected on a horizontal base material such as a main building may be used (for example, Patent Document 1 and Patent Documents). 2). Since these roof panels are carried into the construction site in a state where the hanging timber and the plate material to be placed and fixed on it are integrated in advance at the factory, each member is lifted to the height of the roof and constructed individually. It is not necessary to do so, and workability can be improved.
- the yield strength (horizontal strength) of the entire roof structure may be secured by combining the joint strength between the main building material and the hanging wood and the joining strength between the hanging wood and the field board.
- adjacent roof panels are arranged on the horizontal base material in a state where the seams are matched in both the horizontal direction and the roof slope direction, so that the roof panel joints are joined.
- the position is a structural weakness, and there is a high possibility that the horizontal strength of the entire roof cannot be secured without installing reinforcements such as horizontal braces.
- the joint positions of the roof panels can be arranged in a staggered manner, there is a problem that the allocation of the roof panels becomes complicated and the construction time is required.
- the present invention has been made in view of the above-mentioned problems, and is a roof panel that can be easily constructed while maintaining the structural strength required for the roof, a structure using the roof panel, and its construction.
- the purpose is to provide a method.
- the first roof structure of the present invention is fixed on a plurality of horizontal base materials that are parallel to each other at intervals and have a height difference forming a roof slope, and the horizontal base material. It is a roof structure including a plurality of roof panels that are laid out side by side in a slope direction, and the roof panels are fixed in parallel to the field plate and the lower surface of the field plate at intervals from each other, and the horizontal base. Of the two roof panels adjacent to each other in the slope direction, the roof panel has a hanging wood orthogonal to the material, and the hanging wood of one roof panel has a carry-out portion protruding from the edge of the field board and is said to be said.
- the carry-out portion is arranged between the hanging timbers of the other roof panel and fixed to the field plate of the other roof panel, and the protruding length of the carry-out portion is the distance between the adjacent horizontal base materials. It is characterized in that the carry-out portion and the other roof panel are fixed to the same horizontal base material.
- the one roof panel is fixed to the horizontal base material with the carry-out portion facing the water side, and the other roof panel is the one roof panel. It is characterized in that it is arranged on the water upper side of the roof and fixed to the horizontal base material.
- the third roof structure of the present invention is characterized in that the take-out portion of the one roof panel and the hanging timber of the other roof panel are alternately arranged at equal intervals.
- the fourth roof structure of the present invention is a roof structure in which three or more roof panels are arranged side by side in a gradient direction, and the roof panels on the underwater side excluding the roof panels on the ridge side are on the water, respectively. It is characterized in that it has the carry-out portion protruding to the side, and the carry-out portion is arranged and fixed between the hanging timbers of the roof panel adjacent to the water upper side.
- the fifth roof structure of the present invention is a roof structure in which three or more roof panels are arranged side by side in a slope direction, and the roof panel on the water side has the carry-out portion protruding to the water side and has a carry-out portion.
- the roof panel on the underwater side has the carry-out portion protruding upward on the water side, and between the roof panel on the water side and the roof panel on the underwater side, the water side and underwater side ends of the hanging wood.
- the roof panel in the middle is arranged so that the portion does not protrude from the edge of the field plate.
- the roof structure construction method of the present invention is a roof structure construction method for constructing any of the first to fifth roof structures, in which one of the roof panels is fixed to the horizontal base material and then the other.
- the other roof panel is arranged so that the field plate of the roof panel covers the carry-out portion of the one roof panel, and the ends of the field plate of the one roof panel and the other roof panel are arranged with each other.
- the roof panel of the other roof panel and the roof panel of the other roof panel are fixed by driving a fixture into the carry-out portion from above the field plate of the roof panel of the other roof panel.
- the first roof panel of the present invention is fixed to the first field plate and the lower surface of the first field plate in parallel at intervals from each other, and at least a plurality of roof panels projecting from one end edge of the first field plate.
- the protruding length of the first protruding portion protruding from the edge is characterized by being equal to or greater than the distance between the adjacent horizontal base materials.
- the sixth roof structure of the present invention includes a plurality of horizontal base materials extending in the eaves girder direction and a first roof panel, which are arranged in parallel with each other at intervals, and the roof panel is the first. It is characterized in that the protruding portion is directed toward the water side and is fixed to the horizontal base material.
- the seventh roof structure of the present invention one edge is arranged so as to abut against one edge of the first field plate, and the lower surface of the second field plate is spaced apart from each other.
- the receiving roof panel is provided with a receiving roof panel having a plurality of second hanging timbers fixed in parallel and at least one end thereof is arranged at one end edge of the second hanging timber, and the receiving roof panel is one end of the second hanging timber. It is characterized in that the portions are arranged between the first protruding portions adjacent to each other and fixed to the horizontal base material.
- the eighth roof structure of the present invention one edge is arranged so as to abut against the other edge of the second field plate, and the lower surface of the third field plate is spaced apart from each other.
- the second roof panel comprises a second roof panel having a plurality of third hanging timbers fixed in parallel and having one end protruding from one end edge of the third field plate, and the second roof panel is the third.
- the second protruding portion of the hanging wood projecting from the edge of the third field plate is fixed to the horizontal base material on the uppermost water side toward the underwater side, and the receiving roof panel is other than the second hanging wood.
- the end portion is arranged between the second protruding portions adjacent to each other and fixed to the horizontal base material.
- the second roof structure construction method of the present invention is a roof structure construction method using any of the sixth to eighth roof structures, in which the first protruding portion of the first hanging wood is directed upward to the horizontal side.
- the roof panel is fixed to the horizontal base material, one edge of the second field plate is abutted against one edge of the first field plate, and one end of the second hanging wood is brought into the first. It is characterized in that the receiving roof panel is fixed to the horizontal base material by arranging between the protruding portions, and the second field plate is fixed to the first protruding portion.
- the second roof panel of the third hanging timber is directed toward the underwater side, and the second roof panel is fixed to the horizontal base material on the most water, and then from above. Both end edges of the second field plate are butted against one end edge of the first field plate and one end edge of the third field plate, respectively, and one end of the second hanging wood is placed between the first protruding portions.
- the other end of the second hanging timber is arranged between the second protruding portions, the receiving roof panel is fixed to the horizontal base material, and the second field plate is arranged between the first. It is characterized in that it is fixed to the protruding portion and the second protruding portion.
- one of the two roof panels adjacent to each other in the slope direction has a carry-out portion in which the hanging wood protrudes from the edge of the field board, and the carry-out portion.
- the workability can be improved, and the structural strength borne by the hanging timber can be strengthened. Since the seams of the field boards of each panel and the seams of the hanging wood do not match, structural weaknesses can be compensated for, and by maintaining the joint strength between the hanging wood and the field boards, the roof structure surface The required horizontal strength as a whole can be secured.
- the protruding length of the carry-out portion is shorter than the length of the adjacent horizontal base materials, and the take-out portion and the other roof panel are fixed to the same horizontal base material, so that the roof panels are joined to each other. It is possible to minimize the protruding length of the carry-out portion and facilitate the handling of the roof panel without lowering the strength.
- one roof panel is fixed to the horizontal base material with the take-out portion facing the water side, and the other roof panel is arranged on the water side of the one roof panel. Since it is fixed to the horizontal base material, one roof panel placed on the underwater side during construction is first fixed on the horizontal base material, and then the other roof panel on the water side is fixed to the horizontal base material. Since it is fixed on the material, the work can be performed facing the upper side of the water, and the workability can be improved.
- the take-out portion of one roof panel and the hanging timber of the other roof panel are alternately arranged at equal intervals, so that the joint strength between the roof panels can be made uniform. it can.
- the roof structure is such that three or more roof panels are arranged side by side in the gradient direction, and the roof panels on the underwater side excluding the roof panel on the ridge side are located on the water side. Since it has a protruding part and the part is placed and fixed between the hanging timbers of the roof panel adjacent to the water side, even if the roof becomes large, it can be handled by arranging multiple roof panels in the gradient direction. be able to.
- the fifth roof structure of the present invention is a roof structure in which three or more roof panels are arranged side by side in a slope direction, and the roof panel on the water side has a carry-out portion protruding to the water side and underwater.
- the roof panel on the side has a carry-out portion that protrudes to the upper side of the water, and between the roof panel on the upper side of the water and the roof panel on the lower side of the water, the upper and lower ends of the hanging wood are the edge of the field board. Since the intermediate roof panel that does not protrude from the roof is arranged, even if the roof becomes large, it is possible to cope with it by arranging a plurality of roof panels in the slope direction.
- one roof panel is fixed to a horizontal base material, and then the other roof panel is arranged so that the field plate of the other roof panel covers the carry-out portion of the one roof panel. Then, the ends of the field plates of one roof panel and the other roof panel are butted against each other, and the fixture is driven into the carry-out part from the top of the field plate of the other roof panel, and one roof panel and the other roof panel Since the roof panels are fixed, the roof panels can be easily joined to each other, and the workability can be improved.
- first roof panel of the present invention one end of the first hanging timber protrudes from the edge of the first field plate to form the first protruding portion, so that the first protruding portion is directed in the direction of the roof slope.
- the roof panel is installed on top of the horizontal base material, and the field board of the composite panel that integrates the commonly used field board and hanging wood is abutted against one end edge of the first field board. If the roofing timber of the composite panel is arranged between the adjacent first hanging timbers and the composite panel is fixed to the horizontal base material, the space between the roofing timbers of each panel can be increased.
- the roof panel can be stably installed on the upper part of the horizontal base material.
- the roof panel is fixed to the horizontal base material of the roof with the first protruding portion facing the water side, so that the commonly used field board and hanging timber are integrated.
- the field board of the composite panel is abutted against one end edge of the first field board from the water side, and the hanging wood of the composite panel is placed between the adjacent first hanging woods to form the composite panel as a horizontal base material. If it is fixed to, the space between the hanging timbers of each panel can be made close. Therefore, it is not necessary to join the ends of the hanging timber of each panel as in the conventional case, and the workability can be improved, and the structural strength of the joint portion of the hanging timber can be strengthened. Since the seams of the field boards of each panel and the seams of the hanging wood do not match, structural weaknesses can be compensated for, and by maintaining the joint strength between the hanging wood and the field boards, the roof structure surface The required horizontal strength as a whole can be secured.
- one edge of the second field board is arranged so as to abut against one edge of the first field board, and one end of the second hanging timber is adjacent to the first protrusion. Since the receiving roof panel is fixed to the horizontal base material by arranging between the portions, the distance between one end portion of the second hanging timber and the first protruding portion can be increased. Therefore, it is not necessary to join the ends of the hanging timber of each panel as in the conventional case, and the workability can be improved, and the structural strength of the joint portion of the hanging timber can be strengthened. Since the seams of the field boards of each panel and the seams of the hanging wood do not match, structural weaknesses can be compensated for, and by maintaining the joint strength between the hanging wood and the field boards, the roof structure surface The required horizontal strength as a whole can be secured.
- one edge of the third field board is arranged so as to abut against the other edge of the second field board, and the other end of the second hanging timber is adjacent to the second. Since the receiving roof panel is fixed to the horizontal base material by arranging it between the protruding parts, it is necessary to join the ends of each hanging timber at the construction site by combining each roof panel even in the case of a large roof. There is no problem, and workability can be improved.
- the second roof structure construction method of the present invention after the roof panel is erected on the horizontal base material, one end of the second hanging timber is arranged between the adjacent first protruding parts exposed from the first field board. Therefore, it is not necessary to connect the ends of the first hanging timber and the second hanging timber at the construction site, and the workability can be improved.
- the receiving roof panel is placed between the roof panel and the second roof panel. Since the roof structure can be constructed simply by dropping the roof from above, the workability can be improved. Further, since both ends of the second hanging timber are arranged between the first protruding portions and the second protruding portions exposed from the first field board and the third field board, respectively, the ends of the hanging timber at the construction site. It is not necessary to connect the parts, and workability can be improved.
- the perspective view which shows the structure of the other roof panel. The figure explaining the state which attaches one roof panel to the horizontal base material in the roof structure construction method.
- the figure which shows the state which the hanging timber of a roof panel is attached to a purlin.
- FIG. 5 is a plan view showing a situation in which a plurality of roof panels and receiving roof panels of the fourth embodiment are erected on a horizontal base material.
- FIG. 5 is a plan view showing a roof structure having a plurality of roof panels as a modification of the fourth embodiment.
- FIG. 3 is a perspective view showing a situation in which a receiving roof panel is installed between the roof panel of the fifth embodiment and the second roof panel. The plan view which shows the roof structure of 5th Embodiment.
- the roof structure 11 of the present embodiment is, for example, a roof structure 11 having a slope such as a gable roof, a one-sided roof, and a hipped roof.
- the roof structure 11 is, for example, a roof structure 11 supported by a wooden hut structure, but may be a roof structure 11 partially or wholly supported by a steel hut structure.
- the roof structure 11 includes a plurality of horizontal base materials 2 that are parallel to each other at intervals and perpendicular to the gradient direction, and a plurality of roof panels 40 that are fixed on the horizontal base material 2. , Is equipped.
- the horizontal base material 2 is a plurality of long wooden materials.
- the horizontal base material 2 is supported by a pillar or a bundle of sheds (not shown) and extends in the horizontal direction.
- the plurality of horizontal base materials 2 are parallel to each other, and the horizontal base materials 2 have a height difference from each other so that the horizontal base material 2 on the water side is high and the horizontal base material 2 on the water side is low. It is arranged along the slope of the roof.
- the horizontal base material 2 is arranged parallel to the eaves girder 21 arranged on the lowermost side, the purlin 22 arranged on the uppermost side of the water, and between the eaves girder 21 and the purlin 22. It is composed of three purlins 23.
- each horizontal base material 2 and the distance between each horizontal base material 2 are calculated by structural calculation in consideration of factors such as the shape of the roof, the climate of each region, and the load acting on the roof.
- the horizontal base material 2 may have a horizontal distance of 1000 mm to 1500 mm, for example, between adjacent purlins 23.
- the arrangement of the horizontal base material 2 in FIG. 1 is an example, and the type and shape of the horizontal base material 2 and the number of purlins 23 are not particularly limited.
- the eaves girder 21 and the purlin 22 are long wooden members having a rectangular cross section.
- a rafter stand 24 for receiving the rafters 5 of the roof panel 40, which will be described later, is fixed to the upper surfaces of the eaves girder 21 and the rafters 22.
- a groove-shaped notch 25 formed so that the bottom surface has a slope equal to the roof slope is formed at a place where each rafter 5 is fixed. As shown in FIG.
- FIGS. 5 and 6 show the joints between the eaves girder 21 and the rafters 5, the joints between the ridges 22 and the rafters 5 have the same configuration as shown in FIGS. 4 and 10. is there.
- a rafter hanging 26 whose upper surface is inclined according to the roof slope is fixed to the side surface on the underwater side by nails 27, and the rafters 5 of the roof panel 40 are fixed.
- each rafter 5 can be stabilized in a state of being inclined along the roof slope, and the rafter 5 and the purlin 23 can be fixed.
- the roof panel 40 is a composite panel formed by fixing a plywood field board 6 and a hanging timber 5 made of square timber in advance at a factory with a fixing tool 43 made of screws or nails.
- a plurality of roof panels 40 are laid out side by side in the slope direction to form a roof slope, and roofing materials such as asphalt roofing and roof tiles (not shown) are laid on the field plate 6 of the roof panel 40.
- two roof panels 40a and 40b are arranged so as to be butted against each other in the gradient direction. Of the roof panels 40, one roof panel 40a is arranged on the water side, and the other roof panel 40b is arranged on the water side.
- one roof panel 40a has a field board 6 and a plurality of hanging timbers 5 fixed in parallel to the lower surface of the field board 6 at intervals.
- the field board 6 is a structural plywood having a thickness of 12 mm, and is formed in a rectangular shape having a width of 2000 mm or less and a length of 3000 mm or more and 4000 mm or less. With such a size, the roof panel 40a can be lifted by a crane and placed at a predetermined position without any trouble during construction, and can be easily transported.
- the hanging timber 5 is fixed to the field board 6 by a fixture 43 such as a nail that is driven from above the field board 6.
- One roof panel 40a has a carry-out portion 53 in which the hanging timber 5 projects from the edge of the field board 6.
- the protruding length L of the carry-out portion 53 in the first embodiment is 500 mm.
- the protruding length L of the carry-out portion 53 is at least shorter than the distance between the adjacent purlins 23. Further, the protruding length L of the carry-out portion 53 is longer than a length that allows the take-out portion 53 to be fixed to the field plate 6 of the other roof panel 40b by striking a joint fixture 44 such as a nail.
- the joint fixture 44 is, for example, a thick iron round nail having a length of 50 mm, and three joint fixtures 44 are driven into the carry-out portion 53 of the hanging timber 5 from the top of the field plate 6 of the other roof panel 40b. , The strength is higher than that required for joining the roof panels 40 to each other. If the projecting length of the carry-out portion 53 is 500 mm, the three joint fixtures 44 can be driven into the carry-out portion 53 from above the field plate 6 at an appropriate distance.
- one roof panel 40a is formed with the hanging timber 5 protruding from the underwater end edge of the field board 6.
- the portion of the hanging timber 5 protruding downward from the water is fixed to the eaves girder 21.
- reference ink 54 is marked on the side surface of the hanging timber 5 at a position where it comes into contact with the eaves girder 21 in order to align the eaves.
- the protrusion width of the hanging timber 5 of one roof panel 40a from the field board 6 is determined by the size of the protrusion of the roof eaves.
- the hanging timber 5 of the roof panel 40 other than the roof panel 40a installed on the underwater side does not protrude from the field board 6 to the underwater side.
- the hanging timber 5 of one roof panel 40a has a length spanned over the eaves girder 21 and the two purlins 23.
- the length of the hanging timber 5 of one roof panel 40a is not limited to this, and may be one that spans over three or more purlins 23.
- the distance between the adjacent hanging timbers 5 of the roof panel 40 shall be 500 mm or less according to the placement standard for the horizontal base material 2 specified in "Allowable stress design of wooden frame construction method housing (2017 version)". Is desirable. Further, it is desirable that the intervals between the plurality of hanging timbers 5 are equal in consideration of ease of allocation and workability, but it is not always necessary to make the intervals equal to 500 mm or less.
- the other roof panel 40b arranged on the water side is a composite panel in which the field board 6 and the hanging timber 5 are integrated in advance at the factory, like the one roof panel 40a.
- the other roof panel 40b has a field board 6 and a plurality of hanging timbers 5 fixed in parallel to the lower surface of the field board 6 at intervals.
- the hanging timber 5 is connected and fixed to the field board 6 by a plurality of fixtures 43 driven from above the field board 6.
- the hanging timber 5 of the other roof panel 40b is arranged so as to be aligned with the edge of the field board 6 without protruding from both end edges of the field board 6.
- the field plate 6 of the other roof panel 40b is arranged on the carry-out portion 53 of the one roof panel 40a and covers the carry-out portion 53 from above.
- the take-out portion 53 of one roof panel 40a and the hanging timber 5 of the other roof panel 40b are arranged so as to overlap each other when viewed from the side, and the take-out portion 53 is arranged between the hanging timber 5 of the other roof panel 40b. Will be done.
- the carry-out portion 53 of one roof panel 40a and the hanging timber 5 of the other roof panel 40b are arranged so as to be alternately arranged at equal intervals, and one roof panel is arranged on the field plate 6 of the other roof panel 40b.
- Three nail joint fixtures 44 are driven into each of the take-out portions 53 of one roof panel 40a at intervals of 150 mm from the top of the field plate 6 of the other roof panel 40b, and the one roof panel 40a is taken out.
- the part 53 and the field plate 6 of the other roof panel 40b are joined.
- the purlin 23 at the position where the carry-out portion 53 is arranged penetrates the field plate 6 of the other roof panel 40b and the carry-out portion 53 of the one roof panel 40a, and is long.
- One rafter joint 55 of screws is driven in, and the carry-out portion 53 of one roof panel 40a and the purlin 23 are joined.
- the joint strength between the carry-out portion 53 of one roof panel 40a by the three joint fixtures 44 and the field plate 6 of the other roof panel 40b is the joint strength between the carry-out portion 53 of one roof panel 40a and the purlin by the rafter joints 55. It has a bonding strength equal to or higher than the bonding strength with 23.
- one roof panel 40a and the other roof panel 40b can be integrated as a whole roof panel 40 without connecting the respective hanging timbers 5, and the structural strength is enhanced. be able to.
- the roof structure is constructed by erection of an eaves girder 21, a purlin 23, and a purlin 22 on pillars or shed bundles (not shown) to form a shed structure, and then one roof panel 40a. Is arranged and fixed on the eaves girder 21 and the two purlins 23 adjacent to the eaves girder 21. As described above, one of the roof panels 40a is placed on the rafter stand 24 on the upper part of the eaves girder 21 and the rafter hanging 26 fixed to the purlin 23 with the take-out portion 53 of the rafter 5 facing the water side. Rafters. Then, as shown in FIG.
- the end portion of the rafter 5 on the water side is fitted into the notch of the rafter stand 24. Then, after the reference ink 54 and the corner of the rafter stand 24 on the underwater side are aligned and the protrusion width from the eaves girder 21 at the end on the underwater side is aligned, as shown in FIG. 6, from above. , The rafter joint 55 of the long screw is driven in, and the end portion of the rafter 5 on the underwater side and the eaves girder 21 are integrally connected and fixed. At this time, since the reference ink 54 is not concealed by the field plate 6, the reference ink 54 can be easily aligned with the predetermined position of the eaves girder 21, and the workability can be improved.
- a long screw rafter joint 55 penetrates the purlin 5 from above the field board 6 and is driven into the purlin 23 at a portion of the purlin 23 that abuts on the rafter hanging 26.
- the roof panel 40a is fixed to the eaves girder 21 and the purlin 23.
- the other roof panel 40b is placed on the water side of the one roof panel 40a and placed on the rafter hanging 26 fixed to the purlin 23 and the rafter stand 24 above the purlin 22. To do. At this time, a part of the hanging timber 5 on the underwater side is arranged between the carry-out portions 53 of one roof panel 40a, and the field plate 6 of one roof panel 40a and the field plate 6 of the other roof panel 40b are arranged. Butt against each other. Then, the water upper end of the rafter 5 is fitted into the rafter stand 24 of the ridge 22 in the same procedure as the one roof panel 40a, and the other roof panel is used from above the field board 6 with the rafter joint 55 of the long screw.
- the 40b and the purlin 22 are integrally connected and fixed. Then, as shown in FIG. 9, the rafter joint 55 of the long screw is driven into the rafter 5 at the position where it abuts on the rafter hanging 26 of the purlin 23 from above the field board 6, and the other roof panel 40b is mounted on the purlin 23. And fixed to the purlin 22.
- the roof panel 40 fixed on the horizontal base material 2 composed of the eaves girder 21, the purlin 23, and the purlin 22, is one with the field plate 6 of the other roof panel 40b, as shown in FIG.
- a plurality of joint fixtures 44 from above at positions where they are aligned with the carry-out portion 53 of the roof panel 40a, they are connected to each other.
- each roof panel 40 is installed in the horizontal direction in the same procedure, and the eaves purlin 34 is fixed to the end of the hanging timber 5 on the eaves side with screws, and the hanging protruding from the eaves.
- the eaves front field board 51 for the eaves is installed at the end of the wood 5 and the upper part of the eaves main building 34. Finally, the end field board 52 is installed between the end edge of the other roof panel 40b located at the end of the roof surface on the gable side and the end edge of the purlin 23 and the purlin 22 in the longitudinal direction. Then, the roof structure 11 is completed.
- the hanging timber 5 of one roof panel 40a and the hanging timber 5 of the other roof panel 40b are partially arranged alternately so that the hanging timbers 40a and 40b of the roof panels 40a and 40b are hanging down.
- the distance between the wood 5 can be increased. Therefore, the structural strength of the joint portion of each hanging timber 5 can be strengthened without joining the ends of each hanging timber 5, and the workability can be significantly improved. Further, since the seams of the field board 6 and the hanging timber 5 do not match, structural weaknesses can be compensated for, and a roof structure 11 that can be easily constructed while maintaining the structural strength required for the roof is constructed. be able to.
- the roof structure 12 of the second embodiment is a roof structure 12 in which three roof panels 40 are arranged side by side in the slope direction.
- the two roof panels 40c and 40d excluding the roof panel 40e on the most ridge side have a field board 6 and a plurality of hanging timbers 5 as shown in FIG. Projects from the water upper edge of the field plate 6 to form a carry-out portion 53.
- These carry-out portions 53 have a protruding length of 500 mm.
- the roof panel 40c on the eaves side is formed with the hanging timber 5 protruding from the edge on the underwater side of the field board 6.
- the portion of the hanging timber 5 protruding downward from the water is fixed to the eaves girder 21.
- the hanging timber 5 does not protrude from the field board 6 to the underwater side, and the carry-out portion 53 is provided only on the water upper side. It is formed.
- the roof panel 40e on the most ridge side has the same form as the other roof panel 40b in the first embodiment, and the hanging timber 5 of the roof panel 40e does not protrude from both end edges of the field board 6, respectively. It is arranged so as to be aligned with the edge of the field board 6.
- the field plate 6 of the intermediate roof panel 40d is arranged so as to cover the carry-out portion 53, and the intermediate roof panel 40d
- the hanging wood 5 is arranged so as to sandwich the carry-out portion 53, and the joint fixture 44 is driven into the carry-out portion 53 of the roof panel 40c on the eaves side from the top of the field plate 6 of the intermediate roof panel 40d.
- the carry-out portion 53 of the roof panel 40c on the eaves side and the field plate 6 of the roof panel 40d in the middle are joined.
- the field plate 6 of the roof panel 40e on the most ridge side is arranged so as to cover the carry-out portion 53, and the most ridge side.
- the hanging wood 5 of the roof panel 40e is arranged so as to sandwich the carry-out portion 53, and the joint fixture 44 is attached to the carry-out portion 53 of the intermediate roof panel 40d from above the field plate 6 of the roof panel 40e on the most ridge side.
- the take-out portion 53 of the intermediate roof panel 40d and the field plate 6 of the roof panel 40e on the most ridge side are joined.
- the rafters 5 of each roof panel 40, the eaves girder 21, the purlin 23, and the ridges 22 are joined by a long screw rafter joint 55 driven from above the field board 6 as in the first embodiment. ing.
- the roof panel 40c on the eaves side is the "one roof panel” in the present invention.
- the intermediate roof panel 40d corresponds to the "other roof panel” in the present invention.
- the intermediate roof panel 40d corresponds to "one roof panel” in the present invention, and the roof panel 40e on the most ridge side corresponds to the present invention.
- the other roof panel corresponds to "the other roof panel” in.
- the roof panels 40c and 40d on the underwater side excluding the roof panel 40e on the most ridge side each have a carry-out portion 53 projecting to the upper side of the water, and the hanging timber 5 of the roof panel 40 adjacent to the upper side of the water. Since the take-out portion 53 is arranged and fixed between them, even if the roof becomes large, it is possible to deal with it by arranging a plurality of roof panels 40 in the gradient direction.
- a plurality of intermediate roof panels 40d in the present embodiment are arranged between the roof panel 40e on the most ridge side and the roof panel 40c on the eaves side.
- the roof structure 13 of the third embodiment is a roof structure 13 in which three roof panels 40 are arranged side by side in the gradient direction as in the second embodiment.
- the roof panel 40h on the water side which is arranged on the ridge side most, has a carry-out portion 53 protruding from the field plate 6 to the water side.
- the roof panel 40f on the underwater side which is arranged on the eaves side most, has a carry-out portion 53 protruding upward from the field plate 6.
- a roof panel 40 g is arranged between the edge of the field board 6 and the water upper side and the water side end of the hanging timber 5. .
- the field plate 6 of the intermediate roof panel 40 g is arranged so as to cover it, and the hanging wood 5 of the intermediate roof panel 40 g is taken out.
- the joint fixture 44 is driven into the carry-out portion 53 of the roof panel 40f on the underwater side from above the field plate 6 of the roof panel 40 g on the underwater side, and the roof panel 40f on the underwater side is driven.
- the carry-out portion 53 of the above and the field plate 6 of the roof panel 40 g in the middle are joined.
- a field plate 6 of the intermediate roof panel 40 g is arranged so as to cover it, and the hanging wood 5 of the intermediate roof panel 40 g is arranged. Is arranged so as to sandwich the carry-out portion 53, and the joint fixture 44 is driven into the carry-out portion 53 of the roof panel 40h on the water side from above the field plate 6 of the roof panel 40 g on the water side to drive the roof panel 40h on the water side.
- the carry-out portion 53 of the above and the field plate 6 of the roof panel 40 g in the middle are joined.
- the hanging timbers 5 are partially arranged alternately, and the ends of the hanging timbers 5 are subjected to complicated processing as in the conventional case to join the hanging timbers 5 to each other. Since it is not necessary to match the roof, the workability can be greatly improved even with a long roof. In addition, since the seams of the field board 6 and the hanging timber 5 do not match, structural weaknesses can be compensated for, and a roof structure 13 that can be easily constructed while maintaining the structural strength required for the roof is constructed. be able to.
- the intermediate roof panel 40 g is dropped from above, so that the roof panel 40 around the eaves and ridges is dropped. It is possible to prevent the deviation.
- the roof structure 1 shown in FIG. 14 is a structure mainly used for a slanted roof having a wooden structure, and is arranged in parallel at intervals from each other, and a plurality of horizontal base materials 2 extending in the eaves girder direction and a roof panel 3 and a receiving roof panel 4 arranged on the water side of the roof panel 3 are provided.
- the horizontal base material 2 is arranged substantially parallel to each other at intervals while forming a height difference along the roof slope, and is supported by columns and hut bundles (not shown) and extends in the eaves girder direction. It is a plurality of long materials, and a roof panel 3 and a receiving roof panel 4 are placed on the upper part.
- the horizontal base material 2 is arranged parallel to the eaves girder 21 arranged on the lowermost side, the purlin 22 arranged on the uppermost side of the water, and between the eaves girder 21 and the purlin 22. It is composed of a plurality of purlins 23.
- the distance L1 between the horizontal base materials 2 is calculated by structural calculation in consideration of the shape of the roof, the climate of each region, the load acting on the roof, etc. For example, it is vertical if it is between the purlin 23 and the purlin 23. The distance can be about 1500 mm to about 2000 mm.
- the arrangement of the horizontal base material 2 in FIG. 14 shows an example, and the type and shape of the horizontal base material 2 and the number of purlins 23 are not particularly limited.
- the rafters 2a for receiving the first rafters 32 and the second rafters 42 are fixed to the upper surfaces of the eaves girder 21 and the ridges 22, respectively, and the rafters 2a
- a notch 2b having a substantially triangular cross-sectional view shown in FIG. 20 is formed in each of the rafters 32 and 42 in contact with each other.
- a cross-section trapezoidal rafter hanging 23a whose upper surface is inclined according to the roof slope is fixed by a fixture A such as a screw or a nail.
- the rafters 32 and 42 can be placed stably.
- the roof panel 3 is a composite panel in which a field board and a hanging timber are integrated in advance at a factory, and as shown in FIG. 15, the first field board 31 and the lower surface 31a of the first field board 31 are spaced apart from each other. It has a plurality of first hanging timbers 32, which are fixed in parallel with each other.
- the first field material 31 is made of structural plywood having a thickness of about 12 mm and is formed to have a width of about 2000 mm or less and a length of about 3000 mm to 4000 mm or less. By making such a size, a roof panel is formed at the time of construction. 3 can be lifted by a crane without any trouble and arranged at a predetermined position, and can be easily transported.
- the first hanging timber 32 is connected and fixed to the first field board 31 by a plurality of fixtures A driven from above the first field board 31, and one end thereof protrudes from one end edge 31b of the first field board 31.
- the protruding length L2 of the first protruding portion 32a which is the protruding portion, is equal to or greater than the distance L1 between the adjacent horizontal base materials 2 as shown in FIG.
- the other end 32b of the first hanging timber 32 is a portion that protrudes from the other edge 31c of the first field board 31 to form an eave, and is placed on the eaves girder 21 as shown in FIG. To. As shown in FIG.
- the side surface 32c of the other end 32b in contact with the eaves girder 21 is marked with a reference ink 32d in order to align the eaves, and the first field plate of the other end 32b is marked.
- the width from 31 is determined by the height of the eaves for each roof.
- the other end 32b of the first hanging timber 32 does not protrude from the other edge 31c of the first field board 31 unless the roof panel 3 is installed under the water.
- the roof panel 3 is fixed on the horizontal base material 2 with the first protruding portion 32a side of the first hanging timber 32 facing toward the water side, and the total length thereof is at least the distance between the horizontal base materials 2. It is desirable that the amount is 2 to 3 times or more that of L1.
- a reinforcing rafter 33 is installed adjacent to the other end 32b of the plurality of first rafters 32 excluding both ends. By doing so, the strength of the eaves can be reinforced.
- the reinforcing rafters 33 may be bridged to the purlin 23 adjacent to the purlin 21 in a state where the edge of one end is aligned with the edge of the other end 32b. It has a possible length.
- the distance between the adjacent first hanging timbers 32 is 500 mm or less in accordance with the placement standard for the horizontal base material specified in "Allowable stress design for wooden framed houses (2017 version)". Further, it is desirable that the intervals between the plurality of first hanging timbers 32 are equal in consideration of ease of allocation and workability, but if the intervals are 500 mm or less, the intervals do not necessarily have to be equal.
- the receiving roof panel 4 is a composite panel in which the field board and the hanging wood are integrated in advance at the factory.
- the second field board 41 and the second field board 41 It has a plurality of second hanging timbers 42, which are fixed in parallel to the lower surface 41a at intervals.
- the second hanging timber 42 is connected and fixed to the second field plate 41 by a plurality of fixtures A driven from above the second field plate 41, and both ends thereof are one end edge 41b and the other of the second field plate 41, respectively.
- both ends 42a and 42b of the second hanging timber 42 do not protrude from the second field board 41.
- FIG. 17 the second field board 41 and the second field board 41
- the second field board 41 It has a plurality of second hanging timbers 42, which are fixed in parallel to the lower surface 41a at intervals.
- the second hanging timber 42 is connected and fixed to the second field plate 41 by a plurality of fixtures A driven from above the second field plate 41, and both ends thereof are one end edge 41b and the other of the second field plate
- the receiving roof panel 4 is a panel arranged so as to be overlapped on the upper portion of the first protruding portion 32a, and it is desirable that the total length is at least twice the interval L2 between the horizontal base materials 2.
- the configuration of the second field board 41 and the spacing between the second hanging timbers 42 are the same as the configuration of the first field material 31 and the spacing between the first hanging timbers 32, respectively.
- the roof panel 3 is erected on the horizontal base material 2 spanning the pillars and the shed bundles (not shown).
- the roof panel 3 is placed on the rafter stand 2a on the upper part of the eaves girder 21 and the rafter hanging 23a fixed to the purlin 23 with the first protruding portion 32a of the first rafter 32 facing toward the water side, and is shown in FIG.
- the other end 32b of the first rafter 32 is fitted into the notch 2b of the rafter stand 2a.
- the long screw B from above.
- the other end 32b and the eaves girder 21 are integrally connected and fixed.
- the reference ink 32d since the reference ink 32d is not concealed by the first field plate 31, the reference ink 32d can be easily aligned with the predetermined position of the eaves girder 21, and the workability can be improved.
- a long screw B is driven from above the first field board 31 into a portion of the first rafter 32 that abuts on the rafter hanging 23a, and the roof panel 3 is sequentially fixed to the horizontal base material 2. ..
- the receiving roof panel 4 is placed on the rafter hanging 23a fixed to the purlin 23 located above the first field board 31 and the rafter stand 2a above the ridge 22.
- one end portion 42a of the second hanging wood 42 is arranged between the adjacent first protruding portions 32a, and one end edge 41b of the second field plate 41 is one end edge of the first field plate 31. It is abutted against 31b.
- the other end 42b of the second rafter 42 is fitted into the rafter 2a of the rafter 22 in the same procedure as the roof panel 3, and as shown in FIG. 23, a long screw B is used from above the second field plate 41.
- the receiving roof panel 4 and the ridge 22 are integrally connected and fixed, and a long screw B is driven into the portion of the second rafter 42 that abuts on the rafter hanging 23a from above the second field plate 41 to drive the receiving roof panel. 4 is fixed to the horizontal base material 2.
- the second field plate 41 and the first protruding portion 32a of the first hanging timber 32 are aligned. It is connected by driving a plurality of fixtures A from above at the positions to be used. Then, as shown in FIG. 24, the roof panel 3 and the receiving roof panel 4 are installed in the horizontal direction in the same procedure, and the eaves purlin 34 is fixed to the tip of the other end 32b of the first hanging timber 32 with screws. At the same time, the eaves front field plate 51 for the eaves is installed at the other end 32b of the first hanging timber 32 protruding from the eaves and above the eaves main building 34. Finally, the end field plate 52 is installed between the edge of the receiving roof panel 4 located at the end of the roof surface on the gable side and the edge of the horizontal base material 2 in the longitudinal direction. Complete the roof structure 1.
- the intervals between the hanging timbers 32 and 42 of the panels 3 and 4 can be increased. .. Therefore, the structural strength of the joint portion of each of the hanging timbers 32 and 42 can be strengthened without joining the ends of the hanging timbers 32 and 42, and the workability can be significantly improved.
- the seams of the field board and the hanging timber do not match, structural weaknesses can be compensated for, and a roof structure that can be easily constructed while maintaining the structural strength required for the roof can be constructed. .. Further, although only one roof panel 3 is used in the illustrated example, as shown in FIG.
- the first field plates 31 of the plurality of roof panels 3 are butted against each other and spliced together, and the roof located on the uppermost side of the water.
- the receiving roof panel 4 may be fixed to the first protruding portion 32a of the panel 3, and the number of roof panels 3 can be adjusted according to the shape and size of the roof.
- the roof structure 6 includes a plurality of horizontal base materials 2, a roof panel 3, a receiving roof panel 4, and a second roof panel 7 arranged on the water side of the receiving roof panel 4. ing.
- one end edge 71a is arranged so as to abut against the other edge 41c of the second field board 41. It has a third field board 71 to be formed, and a plurality of third hanging timbers 72 fixed in parallel to the lower surface of the third field board 71 at intervals.
- One end of the third hanging timber 72 protrudes from one end edge 71a of the third field plate 71, and the protruding length L3 of the second protruding portion 72a, which is the protruding portion, is adjacent as shown in FIG.
- the distance between the matching horizontal base materials 2 is L1 or more.
- the configuration of the third field board 71 and the spacing between the third hanging wood 72 are the same as those of the first field board 31 and the first hanging wood 32, respectively.
- the roof panel 3 is fixed to the horizontal base material 2 in the same procedure as in the fourth embodiment.
- the other end 72b of the third rafter 72 is placed on the upper part of the purlin 22 in a state where the second protrusion 72a is directed to the underwater side, and the rafter stand 2a is cut out of the drawing. It is fitted into the notch 2c, and the third rafter 72 is placed on the rafter hanging 23a fixed to the purlin 23.
- a long screw B (not shown) is driven from above to integrally connect and fix the other end 72b and the purlin 22, and the third field is in contact with the rafter hanging 23a of the third rafter 72.
- a long screw B (not shown) is driven from above the main plate 71 to sequentially fix the second roof panel 7 to the horizontal base material 2.
- the second roof panel 7 is installed on the horizontal base material 2 in a state where the third hanging timber 72 is substantially aligned with the position of the first hanging timber 32 in the eaves girder direction, and each field board 31,
- the shape of the 71 is adjusted so that the separation distance between the first field plate 31 and the third field plate 71 is substantially the same as the length of the second field plate 41.
- the receiving roof panel 4 is placed on the rafter hanging 23b fixed to the purlin 23 located between the first field board 31 and the third field board 71.
- the second hanging timber 42 one end 42a is arranged between the first protruding portions 32a of the first hanging timber 32, and the other end 42b is placed between the first protruding portions 32a of the first hanging timber 32.
- both ends 41b and 41c of the second field plate 41 are abutted against one end edge 31b of the first field plate 31 and one end edge 71a of the third field plate 72, respectively.
- a long screw B (not shown) is driven from above into the portion of the second rafter 42 that abuts on the rafter hanging 23a to fix the receiving roof panel 4 to the horizontal base material 2. ..
- the receiving roof panel 4 arranged on the horizontal base material 2 in this way is positioned from above at a position consistent with the first protruding portion 32a and the second protruding portion 72a of the second field plate 41. It is connected by driving the fixture A. Then, the eaves front field plate 51, the eaves main building 34, and the end field base plate 52 are installed in the same procedure as the roof structure 1, and the roof structure 6 is completed.
- the roof structure 6 it is necessary to partially stagger the hanging timbers 32, 42, and 72 so that the ends of the hanging timbers are complicatedly processed to join the hanging timbers as in the conventional case. Since there is no roof, workability can be greatly improved even with a long roof. In addition, since the seams of the field board and the hanging timber do not match, structural weaknesses can be compensated for, and a roof structure that can be easily constructed while maintaining the structural strength required for the roof can be constructed. .. Then, since the receiving panel 4 is dropped from above after positioning the bottom and top of the water by the roof panel 3 and the second roof panel 7, it is possible to prevent the panels around the eaves and the ridge from shifting.
- the roof panel according to the present invention can be suitably used when forming a sloped roof having a wooden structure.
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Abstract
Description
以下、本発明の屋根構造の第1実施形態について、各図を参照しつつ説明する。本実施形態の屋根構造11は、例えば、切妻屋根、片流れ屋根、寄棟屋根といった勾配を有する屋根構造11である。屋根構造11は例えば木質構造の小屋組みによって支持される屋根構造11であるが、一部又は全部が鋼製の小屋組みによって支持される屋根構造11であってもよい。屋根構造11は、図1に示すように、互いに間隔を空けて平行であり、勾配方向に垂直な複数の水平下地材2と、水平下地材2の上に固定される複数の屋根パネル40と、を備えている。
次に、第2実施形態の屋根構造12について、説明する。第1実施形態の屋根構造11と同様の構成については同一の符号を付して説明を省略する。第2実施形態の屋根構造12は、3つの屋根パネル40が勾配方向に並んで配置される屋根構造12である。本実施形態においては、最も棟側の屋根パネル40eを除く2つの屋根パネル40c,40dが、図12に示すように、野地板6と、複数の垂木材5と、を有し、垂木材5が野地板6の水上側の端縁から突出して持ち出し部53を形成している。これらの持ち出し部53は、突出長さが500mmである。
次に、第3実施形態の屋根構造13について、説明する。第1実施形態及び第2実施形態の屋根構造11,12と同様の構成については同一の符号を付して説明を省略する。第3実施形態の屋根構造13は、第2実施形態と同様に、3つの屋根パネル40が勾配方向に並んで配置される屋根構造13である。本実施形態においては、最も棟側に配置される水上側の屋根パネル40hが野地板6から水下側に突出する持ち出し部53を有している。また、最も軒側に配置される水下側の屋根パネル40fが野地板6から水上側に突出する持ち出し部53を有している。そして、水上側の屋根パネル40hと水下側の屋根パネル40fの間に、野地板6の端縁から垂木材5の水上側及び水下側の端部が中間の屋根パネル40gが配置される。
以下、本発明に係る屋根構造1の実施形態について各図を参照しつつ説明する。図14に示す屋根構造1は、主に木質構造の傾斜屋根に使用される構造であって、互いに間隔を空けて平行に配置され、軒桁方向へ延びる複数の水平下地材2と、屋根パネル3と、屋根パネル3よりも水上側に配置される受け屋根パネル4と、を備えている。
次に、本発明に係る屋根構造6の実施形態について各図を参照しつつ説明する。なお、屋根構造1と重複する構成は、同様の符号を用いて説明を省略する。屋根構造6は、図26に示すように、複数の水平下地材2、屋根パネル3、受け屋根パネル4、及び、受け屋根パネル4よりも水上側に配置される第2屋根パネル7、を備えている。
2 水平下地材
3 屋根パネル
31 第1野地板
31b 第1野地板の一方の端縁
32 第1垂木材
32a 第1突出部
4 受け屋根パネル
41 第2野地板
41b 第2野地板の一方の端縁
41c 第2野地板の他方の端縁
42 第2垂木材
42a 第2垂木材の一端部
42b 第2垂木材の他端部
5 垂木材
6 野地板
40 屋根パネル
53 持ち出し部
7 第2屋根パネル
71 第3野地板
71a 第3野地板の一方の端縁
72 第3垂木材
72a 第2突出部
L1 隣合う水平下地材同士の間隔
L2 第1突出部の突出長さ
L3 第2突出部の突出長さ
Claims (12)
- 互いに間隔をあけて平行であり、且つ、屋根勾配を形成する高低差を有して配置される複数の水平下地材と、
前記水平下地材の上に固定され、勾配方向に並べて敷き詰められる複数の屋根パネルと、を備える屋根構造であって、
前記屋根パネルは、野地板と、前記野地板の下面に互いに間隔をあけて平行に固定され、前記水平下地材に直交する垂木材と、を有し、
勾配方向に隣接する2つの前記屋根パネルのうち、一方の屋根パネルの前記垂木材は前記野地板の端縁から突出する持ち出し部を有するとともに、当該持ち出し部が他方の屋根パネルの前記垂木材の間に配置されて、当該他方の屋根パネルの前記野地板に固定され、
前記持ち出し部の突出長さは、隣り合う前記水平下地材の間の距離よりも短く、
前記持ち出し部と前記他方の屋根パネルとが、同一の水平下地材に固定されることを特徴とする屋根構造。 - 前記一方の屋根パネルは、前記持ち出し部を水上側へ向けて前記水平下地材に固定されるものであり、
前記他方の屋根パネルは、前記一方の屋根パネルの水上側に配置されて、前記水平下地材に固定されることを特徴とする請求項1に記載の屋根構造。 - 前記一方の屋根パネルの前記持ち出し部及び前記他方の屋根パネルの前記垂木材は、交互に等間隔に配置されることを特徴とする請求項2に記載の屋根構造。
- 3以上の前記屋根パネルが勾配方向に並んで配置される屋根構造であり、
最も棟側の前記屋根パネルを除く水下側の前記屋根パネルが、それぞれ水上側に突出する前記持ち出し部を有するとともに、水上側に隣接する前記屋根パネルの前記垂木材の間に前記持ち出し部が配置され固定されることを特徴とする請求項3に記載の屋根構造。 - 3以上の前記屋根パネルが勾配方向に並んで配置される屋根構造であり、
水上側の前記屋根パネルが水下側に突出する前記持ち出し部を有するとともに、水下側の前記屋根パネルが水上側に突出する前記持ち出し部を有し、前記水上側の屋根パネルと前記水下側の屋根パネルの間に、前記垂木材の水上側及び水下側の端部が前記野地板の端縁から突出しない中間の前記屋根パネルが配置されることを特徴とする請求項3に記載の屋根構造。 - 請求項1から請求項5のいずれかに記載の屋根構造を施工する屋根構造施工方法であって、
前記一方の屋根パネルを前記水平下地材に固定し、その後、前記他方の屋根パネルの前記野地板が前記一方の屋根パネルの前記持ち出し部を覆うように、前記他方の屋根パネルを配置して、前記一方の屋根パネル及び前記他方の屋根パネルの前記野地板の端部同士を突き合わせ、
前記他方の屋根パネルの前記野地板の上から前記持ち出し部に固定具を打ち込んで、前記一方の屋根パネル、及び前記他方の屋根パネルを、固定することを特徴とする屋根構造施工方法。 - 第1野地板と、前記第1野地板の下面に互いに間隔を空けて平行に固定され、少なくとも前記第1野地板の一方の端縁から突出する複数の第1垂木材と、を有し、互いに間隔を空けて平行に配置された複数の水平下地材の上部に固定される屋根パネルであって、
前記第1垂木材の前記第1野地板の端縁から突出する第1突出部の突出長さは、隣合う前記水平下地材の間隔以上であることを特徴とする屋根パネル。 - 互いに間隔を空けて平行に配置され、軒桁方向へ延びる複数の水平下地材と、
請求項7に記載の屋根パネルと、を備え、
前記屋根パネルは、前記第1突出部を水上側へ向けて前記水平下地材に固定されることを特徴とする屋根構造。 - 一方の端縁が前記第1野地板の一方の端縁に突き合せて配置される第2野地板、及び前記第2野地板の下面に互いに間隔を空けて平行に固定され、少なくとも一端が前記第2野地板の一方の端縁に配置される複数の第2垂木材を有する受け屋根パネルを備え、
前記受け屋根パネルは、前記第2垂木材の一端部を隣合う前記第1突出部同士の間に配置して前記水平下地材に固定されることを特徴とする請求項8に記載の屋根構造。 - 一方の端縁が前記第2野地板の他方の端縁に突き合せて配置される第3野地板と、前記第3野地板の下面に互いに間隔を空けて平行に固定され、一端が前記第3野地板の一方の端縁から突出する複数の第3垂木材と、を有する第2屋根パネルと、を備え、
前記第2屋根パネルは、前記第3垂木材の前記第3野地板の端縁から突出する第2突出部を水下側へ向けて最も水上側の前記水平下地材に固定され、
前記受け屋根パネルは、前記第2垂木材の他端部を隣合う前記第2突出部同士の間に配置して前記水平下地材に固定されることを特徴とする請求項9に記載の屋根構造。 - 請求項8から請求項10のいずれかに記載の屋根構造を用いた屋根構造施工方法であって、
前記第1垂木材の前記第1突出部を水上側へ向けて前記屋根パネルを前記水平下地材に固定し、
上方から前記第2野地板の一方の端縁を前記第1野地板の一方の端縁に突き合せるとともに、前記第2垂木材の一端部を前記第1突出部同士の間に配置して前記受け屋根パネルを前記水平下地材に固定し、
前記第2野地板を前記第1突出部に固定することを特徴とする屋根構造施工方法。 - 前記第3垂木材の前記第2突出部を水下側へ向けて前記第2屋根パネルを最も水上の前記水平下地材に固定した後に、
上方から前記第2野地板の両端縁を、それぞれ前記第1野地板の一方の端縁及び前記第3野地板の一方の端縁に突き合せ、
第2垂木材の一端部を前記第1突出部同士の間に配置するとともに、第2垂木材の他端部を前記第2突出部同士の間に配置して前記受け屋根パネルを前記水平下地材に固定し、
前記第2野地板を前記第1突出部及び前記第2突出部に固定することを特徴とする請求項11に記載の屋根構造施工方法。
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JPH04363449A (ja) * | 1991-06-11 | 1992-12-16 | Natl House Ind Co Ltd | 屋根パネルの接続構造 |
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US5570555A (en) * | 1995-01-19 | 1996-11-05 | Ferguson; Gary | Double batted roof structure |
US5715634A (en) * | 1995-06-07 | 1998-02-10 | Sps Corporation | Skylight construction |
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