JP2007332551A - Fixed structure of wall using hold-down hardware - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To simply determine the position of disposing a hold-down anchor bolt in design and construction in a fixed structure of a wall using hold-down hardware. <P>SOLUTION: The hold-down anchor bolt 17 is projected from the point of intersection of a module grid MG in a foundation 16, and with the hold-down anchor bolt 17 inserted in a hole formed in a horizontal part 22a of the hold-down hardware 22, the hold-down hardware 22 is fixed to the hold-down anchor bolt 17, and a stud 13 of a wall panel 10 is fixed to a raised part 22b of the hold-down hardware 22. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to a wall fixing structure using hole-down hardware.

  2. Description of the Related Art Steel houses with a frame wall construction method are widely known that adopt a 2 × 4 standard for the structure that forms the skeleton of a building and use a lightweight steel frame to increase strength and durability. In steel houses, standardized and standardized wall panels produced at the factory are fixed on the foundation.

  Conventionally, the thing of a nonpatent literature 1 is known as a fixed structure with respect to the foundation of the wall panel in the connection part of a some wall panel. The fixing structure described in Non-Patent Document 1 will be described with reference to FIGS. FIG. 10 is a plan view showing an aspect in which the wall panel connecting portion at the protruding corner is fixed to the foundation using a hole-down hardware. Moreover, FIG. 11 is a top view which shows the aspect which fixes the wall panel connection part in a T-shaped part to a foundation using a hole down metal fitting.

  The wall panel 710 includes a plurality of lip groove steel studs 13, a grooved steel upper frame runner (not shown), and a lower frame runner 15 on one surface side of a structural plywood 12. It is comprised by fixing. Further, a hole down anchor bolt 17 projects from the top end of the foundation 16. In the protruding corner portion, as shown in FIG. 10, hole down anchor bolts 17 are disposed at respective positions below the both wall panels 710 in the vicinity of the intersecting portions of the two wall panels 710 to be connected. Then, each of the connecting portion side studs 13 of both wall panels 710 is fixed to the hole down anchor bolt 17 via the hole down hardware 722. As a result, both wall panels 710 at the corners are fixed to the foundation 16 via the hole-down hardware 722 and the hole-down anchor bolts 17.

  Moreover, in the T-shaped part, as shown in FIG. 11, the two wall panels 810 which partition indoor and outdoor are arrange | positioned on the foundation extended linearly, and those edge parts are connected. At the same time, a wall panel 910 that partitions the indoor space is connected to the connecting portion so as to be orthogonal to the wall panel 810 that partitions the interior and the exterior. The hole-down anchor bolt 17 is disposed below the wall panel 910 that partitions the indoor space in the vicinity of the intersection of the three wall panels 810 and 910. And the connection part side stud 13 of the wall panel 910 which partitions off indoor space is being fixed to the hole down anchor bolt 17 via the hole down metal fitting 722. FIG. In addition, the stud 13 on the connecting portion side of the wall panel 810 that partitions the interior and the exterior is also fixed to the hole down anchor bolt 17 via the same hole down hardware 722. As a result, each of the wall panels 810 and 910 arranged at the connection portion of the T-shaped portion is fixed to the foundation 16 via the hole-down hardware 722 and the hole-down anchor bolt 17.

As described above, in the conventional fixing structure of the wall panel to the foundation 16, the hole down anchor bolts 17 have to be arranged at different positions depending on the connection form of the wall panel such as the protruding corner portion and the T-shaped portion. For this reason, it has been difficult to easily determine the arrangement position of the hole-down anchor bolt 17 at the time of design and construction.
“Steel House Construction Manual”, Steel House Association, May 2005, p. 131

  The present invention has been made in view of the above problems, and in a wall fixing structure using a hole-down hardware, it is possible to easily determine the arrangement position of a hole-down anchor bolt at the time of design and construction. Is the main purpose.

  Hereinafter, means and the like effective for solving the above-described problems will be described while showing functions and effects as necessary.

  Means 1. The present invention includes a wall body configured to include a plurality of studs, an upper frame runner that covers an upper end portion of the stud, and a lower frame runner that covers a lower end portion of the stud, and a horizontal portion in which a hole is formed. A hole-down hardware having an upright portion rising from the horizontal portion and a hole-down anchor bolt projecting from a foundation provided on the module grid, and connecting the plurality of wall bodies to the hole-down hardware It is applied to the fixing structure of the wall body in the building fixed with respect to the said foundation using. And, the hole down anchor bolt protrudes from the module grid intersection on the foundation, and the hole down anchor bolt is fixed to the hole down anchor bolt in a state where the hole down anchor bolt is inserted into the hole, The stud is fixed to the upright portion.

  According to this, the hole down anchor bolt to which the wall body is fixed via the hole down hardware is arranged on the intersection of the module grid which forms a reference line in the design and construction of the building. Thereby, it becomes easy to determine the arrangement position of the hole down anchor bolt in the design and construction of the building.

  In addition, it is possible to fix the several wall body which comprises a connection part with respect to a foundation by fixing each of the stud in the several wall body connected with a hole down metal fitting. Moreover, while fixing the stud in one wall body to a hole down metal fitting, and fixing the stud in another wall body to the stud of the said one wall body, the several wall body which comprises a connection part with respect to a foundation It is also possible to fix them.

  Mean 2. It is desirable that the stud and the upright portion are fixed by fastening means such as screws from the upright portion side. Since it fixes with fastening means, such as a screw, from the standing part side, it becomes easy to confirm the fixing position on the standing part side during fixing work.

  Means 3. The stud is preferably in contact with the upright portion on the hole down anchor bolt side inserted through the hole. When fixing the stud to the side where the hole down anchor bolt of the standing part is inserted and fixed by screws from the standing part side, fix the screw from the side where the hole down anchor bolt is not arranged. It will be fixed work. As a result, the hole down anchor bolt is prevented from being difficult to fix with screws or the like.

  Means 4. Applied to a connecting portion of a plurality of the wall bodies arranged on a linearly extending foundation, and the upright portion is provided facing the both ends of the horizontal portion to form a hole-down hardware in a substantially U shape. And it is possible to fix the stud in the connection part of the some wall body arrange | positioned on the foundation extended on the said straight line to each of the standing part which stands up facing each other. Thereby, it becomes possible to fix the connection part of a some wall body to a hole down anchor bolt with a common hole down metal fitting, and can suppress the increase in a number of parts.

  Means 5. It is also possible to form the hole-down hardware in a substantially L shape with the horizontal portion and the standing portion. Thereby, the shape of the hole-down hardware can be simplified, and the manufacture of the hole-down hardware is facilitated.

  Means 6. An upper floor side wall body that is disposed above the wall body and includes a plurality of studs, an upper frame runner that covers an upper end portion of the stud, and a lower frame runner that covers a lower end portion of the stud, A floor joist disposed between the wall body and the upper floor side wall body, and fixing the wall body in the building in which a plurality of the connection parts of the upper floor side wall bodies are secured to the floor joist using the hole-down hardware. Applied to the structure. And the floor joist has a hole penetrating in the vertical direction on the same module stud intersection as the hole down anchor bolt to which the wall body is fixed, and the floor joist is formed at the upper and lower portions of the floor joist. The hole down hardware fixed by bolts penetrating the formed holes, respectively, and fixing the stud at the connecting portion of the wall body to the standing part of the hole down hardware provided in the lower part of the floor joist, and It is also possible to fix the stud at the connecting portion of the upper floor side wall body to the upright portion of the hole-down hardware provided on the top of the floor joist.

  According to this, the wall body and the upper floor side wall body disposed above the wall body are respectively fixed to hole-down hardware fixed to the floor joists disposed between them. And each hole down metal fitting is being fixed with the volt | bolt which penetrates the hole formed in floor joist. That is, both wall bodies are connected via bolts. And the hole which this volt | bolt has penetrated is formed on the intersection of the same module stud as the hole down anchor bolt to which the wall body is being fixed. As a result, the position of the bolt that connects the wall body and the upper floor side wall body can be on the intersection of the module studs that form the reference line in the design and construction, and the bolt position is determined in the design and construction. Easy to do.

[First Embodiment]
Hereinafter, a first embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view of a wall panel used in this embodiment. 2A is a cross-sectional view showing an aspect in which a connecting portion of a wall panel is fixed to a foundation using a hole-down hardware, FIG. 2B is a cross-sectional view taken along line AA in FIG. 2A, and FIG. ) Is a BB cross-sectional view in FIG. FIG. 3 is a perspective view of a hole-down hardware used in this embodiment.

  This embodiment is applied to the fixed structure with respect to the foundation 16 of the two wall panels 10 arrange | positioned on the foundation extended linearly, and those edge parts are connected. Here, the wall panel 10 of this embodiment is used for the wall of a steel house.

  As shown in FIG. 1, the wall panel 10 is formed by fixing a structural plywood 12 on one surface of a frame 11 with screws or the like. The frame 11 is formed of a plurality of lip channel steel studs 13, channel steel upper frame runners 14 and lower frame runners 15. Each stud 13 is arranged in parallel in the state extended in the up-and-down direction. The upper frame runner 14 is disposed so as to cover the upper end of the stud 13. The lower frame runner 15 is also arranged so as to cover the lower end of the stud 13.

  In addition, about the stud 13 arrange | positioned at both ends, the web surface part 13a is arrange | positioned toward the outer side of the frame 11. FIG. Further, only about half of the upper end and the lower end of the stud 13 disposed on both ends are covered with the end portions of the upper frame runner 14 and the lower frame runner 15. As a result, from the end portions of the upper frame runner 14 and the lower frame runner 15, about half of the upper and lower end portions of the stud 13 on the web surface portion 13a side are exposed without being covered. In this state, the frame body 11 is formed by fixing the stud 13, the upper frame runner 14, and the lower frame runner 15.

  The length in the height direction of the structural plywood 12 is set to be equal to the length of the stud 13, and the structural plywood 12 is fixed with its upper and lower ends aligned with the upper and lower ends of the stud 13. Further, the length in the width direction of the structural plywood 12 is set to be longer than the length in the width direction of the frame body 11, and the structural plywood 12 has a web surface portion 13 a of the stud 13 disposed at the end of the frame body 11. It is fixed to the frame 11 with a length L protruding from the inner surface.

  Here, generally in the design and construction of a building, it is performed on the basis of a building module which is a standard dimension unit of a building. As the building module, a meter module or a scale module is generally employed. In any case of adopting any building module, the building structure is designed and constructed based on the module grid MG having a width set to 1 / N (N is a natural number) of the module.

  In the present embodiment, the meter module design is set such that the building module, which is the standard unit of the building, is 1 m (= 1000 mm). In particular, in the present embodiment, the module grid MG forming the design reference line is designed to be 250 mm (1000/4 mm). Both the wall panel 10 and the foundation 16 are sized to fit the meter module. The foundation 16 is designed and constructed so that the center line of the foundation top end 16a coincides with the module grid MG. Further, the wall panel 10 has a lateral length that is a natural number multiple of 250 mm, and the center line in the thickness direction of the wall panel 10 is arranged on the module grid MG. The size and arrangement position of the wall panel 10 are designed.

  As shown in FIG. 2, a hole down anchor bolt 17 is disposed on the foundation 16. And the front-end | tip of the hole down anchor bolt 17 protrudes from the base top end 16a. The arrangement position of the hole-down anchor bolt 17 is designed so as to be arranged on the intersection of the module grid MG. A foundation packing 18, a wooden base 19, and a floor base material 20 are placed on the foundation 16. A plurality of foundation packings 18 are arranged between the foundation 16 and the wooden base 19 at a predetermined interval. A gap is formed between the foundation 16 and the wooden base 19 to form a ventilation path to the underfloor space 21. The hole-down anchor bolt 17 passes through the wooden base 19 and the floor base material 20 disposed above the foundation 16, and the tip portion protrudes upward from the floor base material 20.

  A hole-down hardware 22 is fixed to the hole-down anchor bolt 17 protruding above the floor base material 20. The hole-down hardware 22 is a fixing bracket for fixing the hole-down anchor bolt 17 and the stud 13 of the wall panel 10. As shown in FIG. 3, the hole-down hardware 22 is formed by bending a rectangular steel plate into a substantially U shape. The hole-down hardware 22 is composed of a rectangular bottom surface portion 22a and two standing surface portions 22b that rise substantially vertically from two opposing sides of the bottom surface portion 22a. A bottom hole 22c through which the hole down anchor bolt 17 can be passed is formed at the center of the bottom surface portion 22a of the hole down hardware 22. Further, a plurality of side holes 22d through which the screws 23 can be passed are formed in both standing surface portions 22b of the hole-down hardware 22 at intervals in the left-right direction and the up-down direction.

  Note that the distance between the center of the bottom hole 22c of the hole-down hardware 22 and the upright surface portion 22b is set equal to L, which is the protruding length of the structural plywood 12 from the frame 11. The hole-down hardware 22 is fastened and fixed by a nut 24 in a state where the tip of the hole-down anchor bolt 17 is passed through the bottom hole 22c. As a result, the hole-down hardware 22 is fixed to the foundation 16 via the hole-down anchor bolt 17.

  The wall panel 10 is disposed on the floor base material 20 above the foundation 16. The stud 13 of the wall panel 10 is fixed by a screw 23 with the web surface portion 13a at the lower end thereof being brought into contact with the standing surface portion 22b of the hole-down hardware 22. Thereby, the stud 13 is fixed to the hole-down hardware 22 fixed to the foundation 16, and the wall panel 10 is fixed to the foundation 16. This wall panel 10 constitutes a bearing wall.

  The fixing of the hole-down hardware 22 and the wall panel 10 to the foundation 16 is performed by the following procedure. First, the hole down anchor bolt 17 and the hole down hardware 22 are fastened and fixed by the nut 24 in a state where the bottom hole 22c of the hole down hardware 22 is passed through the end of the hole down anchor bolt 17. Next, the both wall panels 10 which comprise a connection part are arrange | positioned so that the inner surface of the web surface part 13a in those connection part side studs 13 may be pinched | interposed into both standing surface parts 22b in the substantially U-shaped hole-down metal fixture 22. FIG. In this state, the inner surface of the web surface portion 13 a of the stud 13 is in contact with the inner surface 22 e of the standing surface portion 22 b of the hole-down hardware 22. In this state, the hole-down hardware 22 and the stud 13 are fixed with screws 23. The fixing with the screw 23 is performed from the outside of the substantially U-shaped hole-down hardware 22 at the position of the side hole 22d of the rising surface portion 22b. After the wall panel 10 is fixed to the foundation 16, a gypsum board 25 as an interior base material is fixed to the indoor side surface of the wall panel 10.

  According to the embodiment described above in detail, the following excellent effects can be obtained.

  In the present embodiment, the hole-down anchor bolts 17 for fixing the wall panel 10 are disposed on the intersections of the module grid MG. The wall panel 10 is fixed to the hole-down anchor bolt 17 via a hole-down hardware 22. As described above, the arrangement position of the hole-down anchor bolt 17 is set at the intersection of the module grid MG that forms the reference line in the design and construction. Therefore, the hole-down anchor bolt 17 is arranged in the design and construction. It is easy to determine the installation position.

  In the present embodiment, a substantially U-shaped hole-down hardware 22 having two standing surface portions 22b is used. And the two wall panels 10 which comprise a connection part are being fixed with respect to the foundation by this substantially U-shaped hole-down metal fixture 22. FIG. For this reason, it is not necessary to prepare separate hole-down hardware 22 for each of the two wall panels 10 constituting the connecting portion, and an increase in the number of parts can be suppressed.

  In this embodiment, the stud 13 on the connecting portion side is disposed with the inner surface of the web surface portion 13 a in contact with the inner surface 22 e of the upright surface portion 22 b of the substantially U-shaped hole-down hardware 22. The stud 13 and the hole-down hardware 22 are fixed with screws 23 from the upright surface portion 22b side. Since it fixes with the bis | screw 23 from the standing surface part 22b side, the position of the side hole 22d formed in the standing surface part 22b can be confirmed easily, and the fixing work by the screw 23 becomes easy. The stud 13 and the hole-down hardware are fixed by screws 23 from the outside of the hole-down hardware 22 (that is, the side without the bottom hole 23a through which the hole-down anchor bolt 17 is inserted). As a result, it is suppressed that the fixing work with the screw 23 becomes difficult due to the hole-down anchor bolt 17 inserted into the bottom hole 22a.

[Second Embodiment]
Next, a second embodiment of the present invention will be described with reference to FIG. FIG. 4 is a plan view showing an aspect in which the wall panel connecting portion in the T-shaped portion is fixed to the foundation using a hole-down hardware. In addition, about the structure same as 1st Embodiment, the code | symbol same as 1st Embodiment is attached | subjected and description is abbreviate | omitted.

  As shown in FIG. 4, in the connection part of the wall panels 10 and 110 in a T-shaped part, while the edge part of the wall panel 10 which partitions indoor / outdoor space is connected, the wall which partitions the indoor and outdoor in the connection part A wall panel 110 that partitions the indoor space is connected so as to be orthogonal to the panel 10. Of the wall panels 10 and 110 forming the T-shaped part, the structure for fixing the two wall panels 10 partitioning the indoor / outdoor space to the foundation 16 is the same as in the first embodiment. That is, the two wall panels 10 that partition the indoor / outdoor space are fixed to the hole-down anchor bolts 17 disposed on the intersections of the module grid MG via the substantially U-shaped hole-down hardware 22. . A gypsum board 25 is fixed to the indoor side surface of the two wall panels 10 that divide the interior and the exterior, except for the portion of the stud 13 in the width direction outside dimension W around the module grid MG.

  The wall panel 110 that partitions the indoor space is disposed so as to be orthogonal to the wall panel 10 that partitions the indoor and outdoor spaces at the connecting portion between the wall panels 10 that partition the indoor and outdoor space in a state where only the frame 11 is formed. The And the web surface part 13a of the stud 13 in the wall panel 110 partitioning the indoor space is fixed to the groove side wall part 13b of the stud 13 in the wall panel 10 partitioning the indoor / outdoor space with a screw 23. Thereby, the stud 13 of the wall panel 110 partitioning the indoor space is fixed to the stud 13 of the wall panel 10 fixed to the foundation 16. As a result, the stud 13 of the wall panel 110 that partitions the indoor space is also fixed to the foundation 16, and this wall panel 110 also constitutes a bearing wall. Then, the gypsum board 25 is fixed to both surfaces of the frame 11 of the wall panel 110 that partitions the indoor space.

  Also in the present embodiment, the hole-down anchor bolt 17 is disposed on the intersection of the module grid MG. The wall panels 10 and 110 in the T-shaped portion are fixed to the foundation 16 via the hole down anchor bolts 17. This facilitates the design and construction of the arrangement position of the hole-down anchor bolt 17 in the T-shaped portion.

[Third Embodiment]
Next, a third embodiment of the present invention will be described with reference to FIG. FIG. 5 is a plan view showing an aspect in which the wall panel connecting portion at the protruding corner is fixed to the foundation using a hole-down hardware. In addition, about the structure same as the said embodiment, the same code | symbol is attached | subjected and description is abbreviate | omitted.

  In the present embodiment, one of the two wall panels 210 forming the protruding corner is directly fixed to the hole-down hardware 22 fixed to the hole-down anchor bolt 17. The other wall panel 310 is fixed to the hole-down anchor bolt 17 by being fixed to the stud 13 of the one wall panel 210 that is directly fixed to the hole-down hardware 22.

  More specifically, a shallow groove stud 213 having a groove depth shallower than that of a normal stud 13 is used at the end of the wall panel 210 that is directly fixed to the hole-down hardware 22. And the shallow groove stud 213 and the normal stud 13 adjacent to it are arrange | positioned so that web surface part 13a, 213a may be opposed. The distance between the inner surface portions of both web surface portions 13a, 213a is set to 2L, which is equal to the distance between the inner surface surfaces 22e of both standing surface portions 22b of the hole down hardware 22. The distance from the center between the web surface portions 13a and 213a to the outer surface of the lip portion 213c in the shallow groove stud is set to half of the outer dimension W in the width direction of the studs 13 and 213.

  An opening 26 is formed at a predetermined position of the lower frame runner 15 used in the frame 11 of the wall panel 210 that is directly fixed to the hole-down hardware 22. The U-shaped hole-down hardware 22 can be arranged from the opening 26 so as to sandwich the opposed web surface portions 13a, 213a of the shallow groove stud 213 and the normal stud 13 described above. A structural plywood 12 is fixed to one surface of the frame 11. The upper and lower ends of the structural plywood 12 are aligned with the upper and lower ends of the frame body 11, and the end portion of the protruding corner portion on the connecting portion side is aligned with the lip portion 213 c side of the shallow groove stud 213.

  In the other wall panel 310 that forms the protruding corner portion, the stud 13 that is disposed on the connecting portion side is disposed with the web surface portion 13 a facing the outside of the frame body 11. Further, on one surface side of the frame body 11, the upper and lower ends are aligned with the upper and lower ends of the stud 13, and the end portion on the connecting portion side of the protruding corner portion is measured from the web surface portion 13 a of the stud 13 in the width direction outside dimension of the stud 13. The structural plywood 12 is fixed by protruding by W.

  The hole down anchor bolts 17 are also arranged on the intersections of the module grid MG at the protruding corners. The hole down hardware 22 is fastened and fixed by a nut 24 in a state where the bottom hole 22c of the substantially U-shaped hole down hardware 22 is passed through the hole down anchor bolt 17.

  The wall panel 210 having the shallow groove stud 213 described above is arranged on the floor base material 20 in a state where the U-shaped hole-down hardware 22 is inserted from the opening 26 formed in the lower frame runner 15. At this time, the inner surfaces of the web surface portions 13 a and 213 a of the shallow groove stud 213 and the normal stud 13 are sandwiched between the inner side surfaces 22 e of both standing surface portions 22 b of the hole-down hardware 22. The studs 13 and 213 are directly fixed to the hole-down hardware 22 with screws 23 from the outside of the standing surface portion 22b of the substantially U-shaped hole-down hardware 22. Thereby, both the studs 13 and 213 are fixed to the foundation 16 through the hole-down hardware 22, and this wall panel 210 constitutes a bearing wall.

  The web surface portion 13 a of the stud 13 in the other wall panel 310 is fixed to the shallow groove stud 213 of the wall panel 210 and the groove side wall portions 13 b and 213 b of the normal stud 13 with screws 23. As a result, the stud 13 arranged at the connecting portion of the other wall panel 310 is fixed to both studs 13 and 213 of the wall panel 210 fixed to the foundation 16. As a result, the stud 13 of the wall panel 310 is also fixed to the foundation 16, and the wall panel 310 also constitutes a bearing wall. Thereafter, the gypsum board 25 is fixed to the indoor side of the frame 11 in the both wall panels 210 and 310 constituting the protruding corner.

  Also in the present embodiment, the hole-down anchor bolt 17 is disposed on the intersection of the module grid MG. The wall panels 210 and 310 at the protruding corners are fixed to the foundation 16 via the hole down anchor bolts 17. This facilitates the design and construction of the arrangement position of the hole-down anchor bolt 17 at the protruding corner.

[Fourth Embodiment]
Next, a fourth embodiment embodying the present invention will be described with reference to FIG. FIG. 6A is a perspective view of a hole-down hardware used in this embodiment, and FIG. 6B is a perspective view of a state in which two hole-down hardware used in this embodiment are combined. In addition, about the structure same as said each embodiment, the same code | symbol is attached | subjected and description is abbreviate | omitted.

  As shown in FIG. 6A, the hole-down hardware 122 in this embodiment is formed by bending a rectangular steel plate into a substantially L shape. The hole-down hardware 122 includes a rectangular bottom surface portion 122a and an upright surface portion 122b that rises substantially vertically from one side of the bottom surface portion 122a. A bottom hole 122c through which the hole down anchor bolt 17 can be passed is formed at the center of the bottom surface 122a of the hole down hardware 122, and a side hole 122d through which the screw 23 can be passed through the standing surface 122b. Are formed at intervals in the horizontal direction and the vertical direction. Further, the distance between the center of the bottom hole 122c of the hole-down hardware 122 and the upright surface portion 122b is set to L, as in the substantially U-shaped hole-down hardware 22 used in the first embodiment.

  As shown in FIG. 6 (b), two substantially L-shaped hole-down hardwares 122 are overlapped with each other so that their inner (bottom hole side) surfaces 122e face each other. And a substantially U-shaped state. As a result, as in the first to third embodiments, it is possible to fix the stud of the connecting portion such as the wall panel 10 to the hole down anchor bolt 17 disposed on the intersection of the module grid MG. It becomes.

  According to the substantially L-shaped hole-down hardware 122 of the present embodiment, the shape of each hole-down hardware can be simplified, and manufacturing is facilitated.

[Fifth Embodiment]
Next, a fifth embodiment of the present invention will be described with reference to FIG. FIG. 7 is a plan view showing an aspect in which the wall panel connecting portion in the T-shaped portion is fixed to the foundation using a hole-down hardware. In addition, about the structure same as said each embodiment, the same code | symbol is attached | subjected and description is abbreviate | omitted.

  The structure of each wall panel 10 and 110 which comprises a T-shaped part is the same as that of 2nd Embodiment. Moreover, the hole down anchor bolt 17 is arrange | positioned on the intersection of the module grid MG, and the fixing structure with respect to the hole down anchor bolt 17 of the wall panel 10 which partitions indoor and outdoor space is the same as that of 2nd Embodiment. As shown in FIG. 7, in this embodiment, the stud 13 of the wall panel 110 that partitions the indoor space is also directly fixed to the hole-down hardware 222 fixed to the hole-down anchor bolt 17. The hole-down hardware 222 is substantially L-shaped like the hole-down hardware 122 of the fourth embodiment. However, the distance between the center of the bottom hole formed in the bottom surface portion 222 a and the standing surface portion 222 b is set to ½ of the outer dimension W in the width direction of the stud 13.

  The substantially L-shaped hole-down hardware 222 is fastened and fixed by a nut 24 in a state where the bottom hole is passed through the hole-down anchor bolt 17 disposed on the intersection of the module grid MG. And it arrange | positions in the state which contact | abutted the web surface part 13a inner surface of the stud 13 in the wall panel 110 which partitions indoor space on the inner surface in the standing surface part 222b. In this state, the stud 13 is fixed to the substantially L-shaped hole-down hardware 222 with a screw 23 from the outside of the standing surface portion 222b.

  Also in the present embodiment, the hole down anchor bolts 17 for fixing the wall panels 10 and 110 in the T-shaped portion to the foundation 16 are arranged on the intersections of the module grid MG. This facilitates the design and construction of the arrangement position of the hole-down anchor bolt 17 in the T-shaped portion. In addition, by using a substantially L-shaped hole-down hardware 222 in combination, the wall panel 110 arranged orthogonally at the T-shaped portion can also be used as the hole-down hardware 222 fixed to the hole-down anchor bolt 17. It can be directly fixed.

[Sixth Embodiment]
Next, a sixth embodiment of the present invention will be described with reference to FIG. FIG. 8 is a plan view showing an aspect in which the wall panel connecting portion at the protruding corner is fixed to the foundation using a hole-down hardware. In addition, about the structure same as said each embodiment, the same code | symbol is attached | subjected and description is abbreviate | omitted.

  In both wall panels 310 constituting the protruding corner portion, the stud 13 arranged on the connecting portion side is arranged with the web surface portion 13a facing the outside of the frame body 11. Further, the upper and lower ends are aligned with the upper and lower ends of the frame body 11 on the one surface side of the frame body 11 of the both wall panels 310, and the end portion of the projecting corner portion extends from the web surface portion 13 a of the stud 13 to the width direction of the stud 13. The structural plywood 12 is fixed by protruding by the outer dimension W.

  Also in the present embodiment, the hole-down hardware 222 is substantially L-shaped. The dimension setting is set so that the distance between the center of the bottom hole 222c formed in the bottom surface part 222a and the standing surface part 222b is ½ of the outer dimension W in the width direction of the stud 13 as in the fifth embodiment. ing.

  In the present embodiment, two substantially L-shaped hole-down hardwares 222 are used in combination. The two substantially L-shaped hole-down hardware 222 is fastened and fixed by the nut 24 in a state where the bottom hole 222c is passed through the hole-down anchor bolt 17 disposed on the intersection of the module grid MG at the protruding corner. Has been. At this time, the standing surface portions 222b of the two hole-down hardware 222 are arranged so as to be orthogonal to each other so that the inner side surfaces 222e of the standing surface portions 222b of the two hole-down hardware 222 abut each other on the connecting portion side stud 13 of both wall panels 310. Has been.

  The connecting portion side studs 13 of both wall panels 310 are arranged in a state where the inner surfaces of the web surface portions 13a are in contact with the inner surface 222e of the upright surface portion 222b. In this state, the stud 13 and the hole-down hardware 222 are fixed with screws 23 from the outside of the standing surface portion 222b.

  Also in the present embodiment, the hole down anchor bolts 17 for fixing the wall panels 310 at the protruding corners to the foundation 16 are disposed on the intersections of the module grid MG. This facilitates the design and construction of the arrangement position of the hole-down anchor bolt 17 at the protruding corner. Further, by using the substantially L-shaped hole-down hardware 222, it is possible to directly fix each of the wall panels 310 arranged orthogonally at the protruding corners to the hole-down hardware 222.

[Seventh Embodiment]
Next, a seventh embodiment embodying the present invention will be described with reference to FIG. Fig.9 (a) is sectional drawing which shows the aspect which connects the wall panel of an upper-lower floor via a hole down metal fitting, FIG.9 (b) is AA sectional drawing of Fig.9 (a). In addition, about the structure same as the said embodiment, the same code | symbol is attached | subjected and description is abbreviate | omitted.

  The structure for fixing the wall panel 10 to the foundation 16 in the first floor portion is the same as in the first embodiment. The structure of the wall panel 10 used for the second floor portion is the same as the wall panel 10 of the first floor portion.

  Between the wall panel 10 of the first floor part and the wall panel 10 of the second floor part, a floor joist 27, an end joist 29 and a floor base material 20 are arranged. The end joist 29 is made of channel steel, and both side walls of the groove form an upper surface portion 29a and a lower surface portion 29b, and the upper frame of the wall panel 10 on the first floor so that the bottom surface portion 29c of the groove faces the outdoor side. Arranged on the runner 14. The floor joist 27 is made of lip groove steel, and both end walls of the groove form an upper surface portion 27 a and a lower surface portion 27 b, and the end portions thereof are arranged in the groove of the end joist 29. The floor joists 27 and end joists 29 just above the positions where the hole down anchor bolts 17 are disposed, the upper and lower surface portions 27a, 27b, 29a, 29b and the floor base material 20 have bottom holes 22c of the hole down hardware 22 and Holes 27c, 27d, 29c, 29d, and 20a having the same diameter are formed. Since these holes 27c, 27d, 29c, 29d, and 20a are located immediately above the positions where the hole-down anchor bolts 17 are disposed, they are also formed at the intersections of the module grid MG.

  A substantially U-shaped hole-down hardware 22 is disposed on the floor base material 20 of the second floor portion. The hole-down hardware 22 is arranged in a state where the bottom holes 22c are superimposed on the upper surface portions 27a and 29a of the floor joists 27 and the end joists 29 and the holes 27c, 29c and 20a of the floor base material 20. A bolt 28 is inserted into the hole-down hardware 22 from above. The bolt 28 passes through holes 20 a, 27 c, 27 d, 29 c, 29 d formed in the upper and lower surface portions 27 a, 27 b, 29 a, 29 b of the floor base material 20, the floor joist 27 and the end joist 29, and the end joist 29 The tip portion protrudes from a hole 29d formed in the lower surface portion 29b.

  A hole-down hardware 22 is arranged below the floor joists 27 and end joists 29, and the tip of the bolt 28 protruding from the lower surface portion 29 b of the end joists 29 is inserted into the bottom hole 22 c of the hole-down hardware 22. It is said that. In this state, the nut 24 is screwed from the front end of the bolt 28, whereby the U-shaped hole-down hardware 22 is fixed to the floor base material 20 and the lower surface 29 b of the end joist 29.

  The stud 13 of the wall panel 10 on the first floor is fixed to the hole-down hardware 22 fixed to the lower surface portion 29 b of the end joist 29 with screws 23. The stud 13 of the wall panel 10 in the second floor portion is fixed with screws 23 to the hole down hardware 22 fixed on the floor base material 20 in the second floor portion. As a result, the first-floor wall panel 10 and the second-floor wall panel 10 are connected via the hole-down hardware 22 and the bolts 28.

  In the present embodiment, the floor joists 27, the end joists 29, and the holes 27c, 27d, 29c, 29d, and 20a formed in the floor base material 20 are provided at the intersections of the module studs MG. And the wall panel 10 of the 1st floor part and the 2nd floor part is connected on the intersection of this module stud MG. By connecting the connection position of the wall panel 10 of the first floor part and the second floor part on the intersection of the module stud MG that forms a reference line in the design and construction, it is easy to determine the connection position in the design and construction. It becomes.

[Other Embodiments]
In addition, this invention is not limited to the content of description of the said embodiment, For example, you may implement as follows.

  In the above embodiment, the case where two wall panels and three wall panels are connected has been described. However, the wall panels to be connected are not limited to two or three, and the structure of the present invention can also be applied to a case where four wall panels are connected in a cross shape.

  In the fifth and sixth embodiments, a plurality of hole-down hardware is used in combination. However, it goes without saying that these may be formed as one member.

It is a perspective view of the wall panel used in 1st Embodiment. (A) is sectional drawing which shows the aspect which fixes the connection part of the wall panel in 1st Embodiment to a foundation using a hole down metal fitting, (b) is AA sectional drawing in (a), (c) is ( It is BB sectional drawing in a). It is a perspective view of the hole down hardware used in a 1st embodiment. It is a top view which shows the aspect which fixes the wall panel connection part in a T-shaped part to a foundation using a hole down metal fitting. It is a top view which shows the aspect which fixes the wall panel connection part in a protruding corner part to a foundation using a hole down metal fitting. (A) is a perspective view of another hole down hardware, (b) is a perspective view of the state which combined two hole down hardware shown in (a). It is a top view which shows the aspect which fixes the wall panel connection part in the T-shaped part in other embodiment to a foundation using a hole down metal fitting. It is a top view which shows the aspect which fixes the wall panel connection part in the protrusion corner part in other embodiment to a foundation using a hole down metal fitting. (A) is sectional drawing which shows the aspect which connects the wall panel of an upper and lower floor via a hole down metal fitting, (b) is AA sectional drawing in (a). It is a top view which shows the aspect which fixes the wall panel connection part in the conventional protrusion corner to a foundation through a hole down metal fitting. It is a top view which shows the aspect which fixes the wall panel connection part in the conventional T-shaped part to a foundation via a hole down metal fitting.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 10 ... Wall panel, 11 ... Frame, 12 ... Structural plywood, 13 ... Stud, 14 ... Upper frame runner, 15 ... Lower frame runner, 16 ... Base, 17 ... Hole down anchor bolt, 18 ... Base packing, 19 ... Wood base, 20 ... floor base material, 21 ... floor space, 22 ... hole down hardware, 23 ... screw, 24 ... nut, 25 ... gypsum board.

Claims (6)

A wall body including a plurality of studs, an upper frame runner that covers an upper end portion of the stud, and a lower frame runner that covers a lower end portion of the stud;
A hole-down hardware having a horizontal part in which a hole is formed and a standing part rising from the horizontal part;
With a hole down anchor bolt protruding from the foundation provided on the module grid,
A wall fixing structure in a building that fixes a plurality of connecting portions of the wall to the foundation using the hole-down hardware,
The hole down anchor bolt projects from the module grid intersection on the foundation,
The hall down metal fitting is fixed to the hole down anchor bolt in a state where the hole down anchor bolt is inserted into the hole, and a stud at a connecting portion of the wall body is fixed to the upright portion. Wall body fixing structure.   The structure for fixing a wall body in a building according to claim 1, wherein the stud and the upright portion are fixed from a side of the upright portion by fastening means such as screws.   The said stud is contact | abutted to the said standing part in the said hole down anchor bolt side penetrated by the said hole, The fixing structure of the wall body in the building of Claim 2 characterized by the above-mentioned. Applied to a connecting portion of the plurality of wall bodies arranged on a linearly extending foundation;
A hole down hardware is formed in a substantially U shape by providing the upright portion so as to be opposed from both ends of the horizontal portion,
The stud in the connection part of the some wall body arrange | positioned on the foundation which extends on the said straight line was each fixed to each of the standing part which stood up facing each other, The any one of Claim 1 to 3 characterized by the above-mentioned. The fixed structure of the wall in the building of crab.   4. The wall fixing structure in a building according to any one of claims 1 to 3, wherein the hole-down hardware is formed in an approximately L shape by the horizontal portion and the standing portion. In the building which has the fixing structure of the wall body in any one of Claims 1-5,
An upper floor side wall body that is disposed above the wall body and includes a plurality of studs, an upper frame runner that covers an upper end portion of the stud, and a lower frame runner that covers a lower end portion of the stud;
Floor joists disposed between the wall body and the upper floor side wall body,
A structure for fixing a wall body in a building in which a plurality of upper floor side wall connecting portions are fixed to the floor joists using the hole-down hardware,
The floor joist has a hole penetrating in the vertical direction on the same module stud intersection as the hole down anchor bolt to which the wall body is fixed,
The upper and lower portions of the floor joists respectively include the hole down hardware fixed by bolts penetrating holes formed in the floor joists,
The stud at the connecting portion of the wall body is fixed to the standing portion of the hole-down hardware provided at the lower part of the floor joist, and the upper-floor side wall body is provided at the standing portion of the hole-down hardware provided at the upper part of the floor joist. The fixing structure of the wall body in the building characterized by fixing the stud in the connection part of.

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