JP7105344B1 - Wall structure of wooden building, wooden building and construction method thereof - Google Patents

Abstract

[Problem] To construct a three-pin joint type structure in structural design, to be able to cope with vertical and horizontal loads, to improve structural strength against various loads due to earthquakes and wind pressure, etc., and to be earthquake resistant. And a highly durable wall structure can be constructed. A structure of a wall K of a wooden building W, wherein the wall is a pair of symmetrical substantially triangular frame members F consisting of an upper side portion F1, a vertical side portion F2 and an oblique side portion F3. A joint J1 between the upper side of the one frame member and the upper side of the other frame member, a joint J2 between the vertical side of the one frame member and the installation member 4, and the vertical side of the other frame member. Joints J3 between the part and the installation member are all pin joints JP. [Selection drawing] Fig. 1

Description

Application of Article 30, Paragraph 2 of the Patent Act Printout of the page on which the invention is posted on the Facebook website published on June 14, 2021 (https://www.facebook.com/takadaarc/posts/3110064825935078? _tn_=-R) Printout of the page on which the invention was posted on the website of Takada Architectural Office Co., Ltd., released on June 15, 2021 (https://www.takada-arc.com/) (https) //www.takada-arc.com/events/event/15582) (https://www.takada-arc.com/wp/wp-content/uploads/2021/05/895.pdf) June 2021 Printout of the page where the invention was posted on the Instagram website released on the 15th (https://www.instagram.com/p/CQIpEyONpWJ/) June 26, 2021 in the Miyauchi area of Nagaoka City, Niigata Prefecture 1430 Yomiuri Shimbun subscribers and 4600 Asahi Shimbun, Niigata Nippo, Mainichi Shimbun, Sankei Shimbun, and Nihon Keizai Shimbun subscribers in the Miyauchi area of Nagaoka City, Niigata Prefecture. Copy of insert leaflet Photos of the site on the day of the housing exhibition, published at the housing exhibition from June 26th to 27th, 2021

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wall structure of a wooden building such as a partition wall or an outer peripheral wall of a wooden building, a wooden building, and a construction method thereof.

Conventionally, as a wall structure of this type of wooden building, a plurality of structural surfaces such as plywood and framing materials consisting of pillar materials such as through pillars, cross pillars, and studs, and horizontal members such as foundations, beams, and girders are used. It is known that the material is composed of

JP 2001-32406

However, in the case of the above-mentioned conventional structure, based on the specifications of a wooden building, the structure of the wall is likely to be complicated because it is composed of frame members made up of various types of pillars and horizontal members and structural panel members. It has the inconvenience that construction workability may fall so much.

SUMMARY OF THE INVENTION The object of the present invention is to solve such inconveniences. A pair of symmetrical, substantially triangular frame members consisting of a portion, a vertical side portion and an oblique side portion; The wall structure of a wooden building characterized in that the joint between the vertical side portion of one frame member and the installation member and the joint between the vertical side portion of the other frame member and the installation member are both pin joints. .

In the invention according to claim 2, the upper side portions of each of the pair of frame members are roof beam members of a wooden building, and the vertical side portions of each frame member are side pillar members along the outer wall surface. The oblique sides of the frame members are oblique members forming inner wall surfaces. and a diagonal member, and a pair of side plate members fixed to both side surfaces of the frame member. Each frame member is characterized by being made of laminated wood.

Further, the invention according to claim 5 is a wooden building comprising the wall structure for a wooden building according to any one of claims 1 to 4 above.

Further, the invention according to claim 6 is configured by arranging a plurality of the wall bodies of the wall structure of the wooden building according to any one of claims 1 to 4 in parallel in the girder direction. In addition, the invention according to claim 7 is characterized in that the wall of the wall structure of the wooden building according to any one of claims 1 to 4 is arranged in the inter-beam direction. It is characterized by comprising:

Further, according to the invention of claim 8, the pair of left-right symmetrical frame members constituting the wall of the wall structure of a wooden building according to any one of claims 1 to 4 are prepared in advance at a factory. Each frame member is transported to a construction site, lifted at the construction site, and a plurality of wall bodies made of a pair of symmetrical frame members are arranged in parallel in the girder direction. It is characterized by the construction method of wooden buildings.

As described above, according to the invention of claim 1 or claim 5, the wall of the wooden building is a pair of symmetrical, substantially triangular shapes each having an upper side portion, a vertical side portion and an oblique side portion. It consists of frame members, joining the upper side of the one frame member to the upper side of the other frame member, joining the vertical side of the one frame member to the installation member, and joining the vertical side of the other frame member. Since the joints with the installation members are all pin joints, it is possible to construct a so-called three-pin joint type structure in structural design, and it is possible to cope with vertical loads and horizontal loads, such as earthquakes and wind pressure. It is possible to improve the structural strength against various loads due to the earthquake, and to build a wall structure with high earthquake resistance and durability.

In the invention according to claim 2, the upper side of each pair of frame members is a roof beam member of a wooden building, and the vertical side of each frame member is a side pillar member along the outer wall surface. Since the oblique sides of each frame member are slanted members forming the inner wall surface, each pair of symmetrical frame members can be a roof beam member, a side pillar member and a slanted member, thereby facilitating the building structure. In the invention according to claim 3, each of the frame members includes at least a frame member consisting of a horizontal member, a column member, and a diagonal member, and a frame member that is attached to both side surfaces of the frame member. Since it is composed of a pair of side plates that are attached to each other, the structural strength of each frame member can be increased, each frame member can be easily manufactured, the construction cost can be reduced, and it is economical. In addition, in the fourth aspect of the invention, since each frame member is made of laminated wood, each frame member having various contour shapes can be easily manufactured according to the architectural specifications. can be manufactured.

Further, in the sixth aspect of the invention, a plurality of the wall bodies are arranged in parallel in the direction of the girder to construct a wooden building having the plurality of wall bodies arranged in parallel. Therefore, it is possible to cope with vertical and horizontal loads, improve structural strength against various loads caused by earthquakes and wind pressure, etc., and construct wooden buildings with high earthquake resistance and durability.

Further, in the seventh aspect of the invention, by arranging the wall in the direction between the beams, the structural strength of the wooden building can be further improved, and a wall structure with high earthquake resistance and durability can be constructed. can do.

In the eighth aspect of the invention, the pair of symmetrical frame members constituting the wall are manufactured in advance at a factory, and the frame members are transported to the construction site and assembled at the construction site. A construction method is employed in which a frame member is lifted and a plurality of wall bodies composed of a pair of bilaterally symmetrical frame members are arranged in parallel in the girder direction. .

1 is a front cross-sectional view of a wall body of a first embodiment of the present invention; FIG. BRIEF DESCRIPTION OF THE DRAWINGS It is an explanatory perspective view of the wooden building of the first embodiment of the present invention. It is a perspective view of the wall of the first embodiment of the present invention. 1 is an exploded perspective view of a wall of a first embodiment of the present invention; FIG. 1 is a partially enlarged front cross-sectional view of a wall of a first embodiment of the present invention; FIG. FIG. 4 is a partially enlarged plan view of the wall of the first embodiment of the present invention; 1 is a partially enlarged front cross-sectional view of a wall of a first embodiment of the present invention; FIG. FIG. 4 is a partially enlarged plan view of the wall of the first embodiment of the present invention; 1 is a partially enlarged front cross-sectional view of a wall of a first embodiment of the present invention; FIG. 1 is a partially enlarged plan cross-sectional view of a wall body of a first embodiment of the present invention; FIG. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a partially enlarged plan cross-sectional view of a wooden building according to a first embodiment of the present invention; FIG. 4 is a perspective view of a wall body of a second embodiment of the present invention; FIG. 5 is a plan view of a wall of a second embodiment of the present invention; It is a partial perspective view of the wooden building of the third embodiment of the present invention.

1 to 14 show embodiments of the present invention, wherein FIGS. 1 to 11 show a first embodiment, FIGS. 12 and 13 show a second embodiment, and FIG. 14 shows a third embodiment.

1 to 11 is applied to the structure of a wall K of a wooden building W, in this case a two-story wooden building W, and as shown in FIG. It consists of a pair of substantially triangular frame members F and F which are _bilaterally symmetrical, _each having a vertical side portion F1, _a vertical side portion F2 _, and an oblique side portion F3. , the joint J2 between the vertical _side F2 of _one frame member F and the installation member ₄ , and the joint J2 between the vertical _side F2 of the other frame member F and the installation member ₄ All J3 _are pin joint _JP .

In this case, as shown in FIGS. 1 and 3, the horizontal upper side portion F1 of each pair of symmetrical frame members F and F is the roof beam member ₁ of the wooden building W, and the vertical direction of each frame member F and F is The side part F2 is a side pillar member ₂ along the outer wall surface, and the sloped side part F3 of each frame member F and F is a diagonal member ₃ forming the inner wall surface.

Here, pin joint _JP is a term for "rigid joint" and is a joint form that assumes an ideal state in mechanics. , "pin joint" is a joint type in which the joint is pivotable, and conversely, a joint type in which the joint is fixed is called a "rigid joint". A junction J1 between the portion F1 and the upper side portion F1 of the _other frame member F, _a junction J2 between the vertical _side portion F2 of the _one frame member F and the installation member ₄ , and a vertical side of the other frame member F. _{The three} joints J1, J2, and J3 between the portion F2 and the joint J3 of the installation member _{4 are all} pin joints _JP , thus forming _three joints J1, J2 _, and _J3 . is a pin joint _JP , a so-called three-pin joint type structure in structural design is constructed.

In this case, as shown in FIGS. 1 and 2, a roof truss C is constructed on the roof beam member 1, and the roof truss C includes ridge beam members 5, eaves beams C ₁ and C ₁ , rafters C ₂ . C ₃ .

In this case, as shown in FIGS. 1 and 4, each of the frame members F and F includes at least a frame member G comprising a horizontal member G ₁ , a column member G ₂ and a diagonal member G ₃ , and both side surfaces of the frame member G. It is composed of a pair of side plate materials P and P fixed so as to sandwich the frame member G between them.

In this case, as shown in FIG. 1, the frame member G consists of a horizontal member G ₁ , a column member G _{2 ,} and two small diagonal members G ₃₁ and G ₃₂ . The pair of side plates _P and P are made of _{wooden plywood} , and as shown in FIGS. That is, each horizontal member G ₁ · G ₁ of each upper side F ₁ · F ₁ of each frame member F · F in the ridge bundle is a pin joint _JP consisting of a metal U and a drift pin D. After joining the horizontal members G ₁ and G ₁ , the bundle members ₆ are removed from portions other than the joints between the horizontal members G ₁ and G ₁ and the bundle members 6 . Consideration is made so that the load transmitted from the member ₅ to the bundle member ₆ is not applied to the portion of the pin joint _JP of the joint _J1 . G1 and the column material _G2 of the vertical _side part F2 _are joined by _a joint structure consisting of a hardware U and a drift pin D _, and as shown in FIG. is diagonally nailed to the horizontal member G1 of the structural member G _, and the _upper end of the small diagonal member _G32 of the diagonal member _G3 is diagonally nailed to the horizontal member G1 of the structural member G, and the diagonal member G The lower end _portion of the small _diagonal member _G32 of _{No. 3} is joined to the small diagonal member ₃₁ by _{diagonal nailing} . Between the small diagonal member _G31 and the pillar material G2, diagonal _nailing joints _are erected, and the reinforcement member _G5 is diagonally nailed _jointed and erected between the diagonal reinforcement member G4 and the horizontal member G1. _The member _G6 is erected by diagonal _nailing between the small diagonal member _G31 of the diagonal member _G3 and the _bracing member _G4 . Five crosspieces G ₇ . . . Thus, the _lower end of the column G2 _on the vertical _side F2 and the installation member ₄ , in this case, the base member, and the lower end of the small diagonal _G31 of the rectangular diagonal G3 on the oblique side F3. The base members as the installation members ₄ are jointed J2 and J3 by a tenon-joint structure, which is a pin _- joint _JP consisting of a tenon M and a mortise T, respectively. A pair of side plate members P and P are attached by nailing so as to sandwich the frame member G on both side surfaces, thereby forming a pair of bilaterally symmetrical substantially triangular frame members F and F. As shown in FIG. The horizontal members G ₁ and G of the upper sides F ₁ and F ₁ of the frame members F and F are directly applied without the bundle member 6, for example, by using the hardware construction method such as the hardware U described above. ₁ can be joined by _a pin joint _JP .

As shown in FIGS. 1 and 2, a plurality of, in this case, four, wall bodies K made of the frame members F and F are arranged in parallel in the row direction X, and the four wall bodies K, K, . . . 11, the wall body K is arranged inside the exterior material 9, and the interior material 11 consisting of studs 10 is constructed on both sides of the wall body K. , at least a wooden building W provided with four wall bodies K . . . arranged in parallel.

In this case, the pair of left-right symmetrical frame members F and F constituting the wall body K are manufactured in advance at a factory, and each frame member F and F is transported to the construction site, where each frame is assembled. A construction method is adopted in which members F and F are lifted and a plurality of wall bodies K composed of a pair of symmetrical frame members F and F are arranged in parallel in the girder direction X.

Since the _first embodiment has the above configuration _, as shown in _FIG . The joint J ₁ between the upper side portion F ₁ of the one frame member F and the upper side portion F ₁ of the other frame member F, and the vertical side of the one frame member F The joint J2 between the portion F2 and the installation member ₄ and the joint J3 between the vertical side portion F2 of the other frame member F and the installation member _{4 are both} pin joints _JP . It is possible to construct a three-pin joint type structure in the design, it is possible to cope with vertical and horizontal loads, it is possible to improve the structural strength against various loads such as earthquakes and wind pressure, and it is possible to improve earthquake resistance and durability. A high wall K structure can be constructed.

In this case, as shown in FIGS. 1 and 3, the upper side portion F1 of each of the pair of symmetrical frame members F and F is the roof beam member ₁ of the wooden building W, and the vertical side portion of each frame member F and F F2 is a side pillar member ₂ along the outer wall surface, and the oblique side F3 of the mountain-shaped concave shape of each frame member F and F is a diagonal member ₃ forming the inner wall surface. A roof beam member 1, a side pillar member 2 and a slanted member 3 can be used as the frame members F and F, so that a building structure can be easily constructed. Each frame member F/F consists of a frame member G comprising at least a horizontal member G ₁ , a column member G ₂ and a diagonal member G ₃ , and a pair of side plate members P and P fixed to both side surfaces of the frame member G. , the structural strength of each frame member F/F can be increased, each frame member F/F can be easily manufactured, construction costs can be reduced, and economic efficiency can be improved. can be improved.

In this case, as shown in FIGS. 1 and 2, a plurality of wall bodies K made of the frame members F and F are arranged in parallel in the girder direction X, and a plurality of wall bodies K are arranged in parallel. Since the wooden building W is constructed, the wall body K can withstand vertical and horizontal loads, and the structural strength can be improved against various loads due to earthquakes and wind pressure, etc., and earthquake resistance and durability can be improved. A high wooden building W can be constructed.

In this case, the pair of left-right symmetrical frame members F and F constituting the wall body K are manufactured in advance at a factory, and each frame member F and F is transported to the construction site, where each frame is assembled. Since the construction method is adopted in which the members F and F are lifted and a plurality of wall bodies K composed of a pair of symmetrical frame members F and F are arranged in parallel in the girder direction X, the construction work can be easily performed. can improve sexuality.

12 and 13 show another example structure of the frame member F. In this case, each of the frame members F and F is made of laminated lumber H, and the laminated lumber H has a plurality of same contour shapes. Wood-based plate materials H ₁ . . . are reconfigured in layers with an adhesive N, and a large cross-section laminated lumber H having the same thickness as the frame members F and F of the first embodiment is used. As in the first embodiment, the frame members F and F made of the laminated lumber H are bundled from the ridgepole members 5 to the bundle members 6, that is, the _upper side portions F1 and F of the frame members F and F are attached to the ridge bundles. Each of the horizontal members G ₁ and G ₁ of F ₁ is joined by a joint structure of a pin joint _JP consisting of a hardware U and a drift pin D, and the bundle member 6 is connected to each of the horizontal members G ₁ and G ₁ After joining, the portions other than the joints between the horizontal members G ₁ and G ₁ and the bundle member 6 are removed, so that the load transmitted from the ridgepole member 5 to the bundle member 6 is transferred to the pin joint J _P of the joint J ₁ . The joint J ₁ between the upper side F _{1 of one frame member F and the upper side F 1 of} the other frame member F, and the vertical side F ₂ of the one frame member F are installed. _{The three} joints J1, J2, and _J3 , the joint J2 with the member ₄ and the joint J3 between the vertical side F2 of the other frame member F and the installation member _{4 ,} are all pin joints _JP . Thus, by setting the _three joints J1, J2, and J3 as pin joints _JP , a so _- called _three -pin joint type structure in structural design is constructed.

In this second embodiment, since the frame members F and F are made of laminated lumber H, the frame members F and F having various contour shapes can be easily manufactured according to the architectural specifications. In addition, the same effects as those of the first embodiment can be obtained.

The third embodiment of FIG. 14 shows another example structure of the arrangement position of the wall body K. In this case, a plurality of wall bodies K made of the frame members F and F are arranged in parallel in the row direction X, and in addition to this, , a joint member 12 instead of the bundle member 6 is used to form the wall body K composed of the frame members F and F, and the wall body K is arranged in the inter-beam direction Y. As shown in FIG.

In this third embodiment, by arranging the wall body K composed of the frame members F and F in the inter-beam direction Y, the structural strength of the wooden building W can be further improved, and the earthquake resistance and durability can be improved. A high wall K structure can be constructed.

In addition, the present invention is not limited to the above-described embodiment. For example, the above-described embodiment is a two-story wooden building W. It can be applied to a wooden building W, and the upper side portion F1 of _one frame member F and the upper side portion F1 of the other frame member F of _each frame member F · F can be applied without the bundle member 6 interposed therebetween. directly, for example, using a hardware construction method such as the hardware U described above, it is also possible to have a joint structure in which the joint J ₁ is performed by a pin joint J _P , and the wooden building W, the wall K, the joint J ₁ , The structures, forms, materials, and the like of the junction J2, junction J3 _, and pin junction _{JP are} not limited to those of the above embodiments.

As described above, the intended purpose can be sufficiently achieved.

W wooden building K wall F frame member F1 _{upper side} F2 vertical _{side F3} oblique _side J1 joint J2 joint _J3 joint J _P pin joint G _frame member G1 horizontal member _G2 column _G3 Diagonal material P Side plate material H Laminated material X Girder direction Y Inter-beam direction 1 Roof beam member 2 Side pillar member 3 Diagonal member 4 Installation member

Claims (8)

A structure of a wall of a wooden building, wherein the wall is composed of a pair of symmetrical substantially triangular frame members having an upper side, a vertical side and an oblique side, and the upper side of one of the frame members and the upper side of the other frame member, the vertical side of the one frame member and the setting member, and the vertical side of the other frame member and the setting member are pin joints. A wall structure of a wooden building characterized by: The upper side of each of the pair of frame members is a roof beam member of a wooden building, the vertical side of each frame member is a side pillar member along the outer wall surface, and the oblique side of each frame member forms an inner wall surface. 2. The wall structure of a wooden building according to claim 1, wherein the diagonal member is a diagonal member. Each of the frame members is composed of at least a structural member composed of a horizontal member, a column member, and a diagonal member, and a pair of side plate members fixed to both side surfaces of the structural member. 3. A wall structure of a wooden building according to Item 1 or 2. 3. The wall structure of a wooden building according to claim 1, wherein each of said frame members is made of laminated lumber. A wooden building comprising the wall structure for a wooden building according to any one of claims 1 to 4. A wooden building comprising a plurality of wall bodies of the wall structure of the wooden building according to any one of claims 1 to 4, arranged in parallel in the girder direction. A wooden building comprising the walls of the wall structure of the wooden building according to any one of claims 1 to 4 arranged in the inter-beam direction. The pair of left-right symmetrical frame members constituting the wall of the wall structure of the wooden building according to any one of claims 1 to 4 are manufactured in advance at a factory, and each frame member is A construction method for a wooden building characterized by transporting to a construction site, lifting each frame member at the construction site, and arranging a plurality of wall bodies composed of a pair of symmetrical frame members in parallel in a girder direction.

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