JP6909662B2 - Wooden wall fixed structure - Google Patents

Description

The present invention relates to a wood wall fixing structure.

There is known a fixed metal fitting (box metal fitting) provided above and below the wooden wall and to which bolts penetrating the wooden wall are fixed (see, for example, Patent Document 1).

Japanese Unexamined Patent Publication No. 2008-255627

By the way, there is a desire to pass equipment materials such as pipes above or below a wooden wall.

In view of the above facts, an object of the present invention is to provide a wood wall fixing structure through which equipment materials can be passed above or below a wood wall.

The wood wall fixing structure according to claim 1 has a wood wall and a plurality of tubular portions arranged with the thickness direction of the wood wall as an axial direction, and the vertical ends of the wood wall are fixed. It is equipped with fixed hardware.

According to the wood wall fixing structure according to claim 1, a fixing hardware is fixed to the vertical end portion of the wood wall. The fixed hardware has a plurality of tubular portions. Since the plurality of tubular portions have a closed cross section, crushing of the fixed metal fitting is suppressed.

Further, the tubular portion is arranged with the thickness direction of the wooden wall as the axial direction. As a result, it is possible to secure an installation space for equipment materials above or below the wooden wall. Therefore, the equipment material can be easily passed over or under the wooden wall.

The wood wall fixing structure according to claim 2 is the wood wall fixing structure according to claim 1, wherein the equipment material is penetrated inside the tubular portion.

According to the wood wall fixing structure according to claim 2, the equipment material can be easily passed over or under the wood wall by penetrating the equipment material through the tubular portion.

The wood wall fixing structure according to claim 3 is the wood wall fixing structure according to claim 1 or 2, wherein the tubular portion of one of the plurality of tubular portions has the wooden wall fixing structure. The screw member protruding from the end portion is fixed by a nut arranged inside the tubular portion, and the equipment material is penetrated into the inside of the other tubular portion among the plurality of the tubular portions.

According to the wooden wall fixing structure according to claim 3, in one of the plurality of tubular portions, a screw member protruding from the end of the wooden wall is arranged inside the tubular portion. Fixed by. As a result, the end portion of the wooden wall can be easily fixed to the fixing hardware.

Here, if the nut is arranged inside the one tubular portion, it becomes difficult to pass the equipment material through the inside of the one tubular portion.

Therefore, in the present invention, the equipment material is penetrated into the inside of the other tubular portion among the plurality of tubular portions. As a result, the equipment material can be easily passed over or under the wooden wall.

The wood wall fixing structure according to claim 4 is the wood wall fixing structure according to any one of claims 1 to 3, wherein the fixing hardware is from one end to the other end in the width direction of the wood wall. Over the department.

According to the wood wall fixing structure according to claim 4, the fixed hardware extends from one end to the other end in the width direction of the wood wall. As a result, the fixed metal fitting can support the end portion of the wooden wall over a substantially overall length.

As described above, according to the wood wall fixing structure according to the present invention, the equipment material can be passed above or below the wood wall.

It is a front view which shows the wooden wall to which the wooden wall fixing structure which concerns on one Embodiment is applied. It is a partially enlarged front view of FIG. 1 showing a lower fixed metal fitting. FIG. 3 is a cross-sectional view taken along the line 3-3 of FIG. It is a cross-sectional view of line 4-4 of FIG. It is sectional drawing corresponding to FIG. 3 which shows the modification of the lower fixed metal fitting which concerns on one Embodiment. It is sectional drawing corresponding to FIG. 4 which shows the modification of the lower fixed metal fitting which concerns on one Embodiment. It is sectional drawing corresponding to FIG. 4 which shows the modification of the lower fixed metal fitting which concerns on one Embodiment. It is a front view corresponding to the partially enlarged view of FIG. 1 which shows the modification of the lower fixed metal fitting which concerns on one Embodiment.

Hereinafter, the wooden wall fixing structure according to the embodiment will be described with reference to the drawings.

(Structure)
FIG. 1 shows a structure 10 having a wooden wall 14 to which the wooden wall fixing structure 20 according to the present embodiment is applied. The structure 10 is, for example, a wooden wall structure. The structure 10 includes a foundation slab 12, a plurality of wooden walls 14 and 18, and a wooden floor 16.

The foundation slab 12 is made of reinforced concrete, for example. A plurality of wooden walls 14 are erected on the foundation slab 12. The plurality of wooden walls 14 are arranged in each width direction (arrow W direction), and constitute the wall of the first floor F1 of the structure 10. A wooden floor 16 is placed on these wooden walls 14. The foundation slab 12 is an example of the foundation.

The wooden floor 16 constitutes the floor of the second floor F2 of the structure 10. A plurality of wooden walls 18 are erected on the wooden floor 16. The plurality of wooden walls 18 are arranged in the width direction of each, and constitute the wall of the second floor F2 of the structure 10. These wood walls 14, 18 and wood floor 16 are formed of, for example, wood surface materials (wood panel materials) such as CLT (Cross Laminated Timber), LVL (Laminated Veneer Lumber), laminated lumber, and plywood.

(Wooden wall fixed structure)
As shown in FIG. 1, the wooden wall fixing structure 20 is applied to the central wooden wall 14 among the three wooden walls 14 arranged on the first floor F1 of the structure 10. The wooden wall fixing structure 20 includes a wooden wall 14, a lower fixed metal fitting 30L, and an upper fixed metal fitting 30U.

The lower fixed metal fitting 30L and the upper fixed metal fitting 30U are metal fittings for fixing the wooden wall 14 to another member (fixed member). The lower fixed hardware 30L is arranged under the wooden wall 14. That is, the wooden wall 14 is placed on the lower fixed hardware 30L. The lower fixing hardware 30L is fixed to the lower end 14L of the wooden wall 14 and is fixed to the foundation slab 12. In other words, the wooden wall 14 is fixed to the foundation slab 12 via the lower fixing hardware 30L.

On the other hand, the upper fixed hardware 30U is arranged on the wooden wall 14. Further, a wooden floor 16 and a wooden wall 18 on the second floor F2 are arranged on the upper fixed hardware 30U. That is, the wooden floor 16 and the wooden wall 18 on the second floor F2 are supported by the wooden wall 14 on the first floor F1 via the upper fixed hardware 30U. The upper fixing hardware 30U is fixed to the upper end portion 14U of the wooden wall 14, and is also fixed to the wooden floor 16 and the wooden wall 18 of the second floor F2. In other words, the upper end portion 14U of the wooden wall 14 is fixed to the wooden floor 16 and the wooden wall 18 of the second floor F2 via the upper fixed metal fitting 30U.

The lower fixed metal fitting 30L and the upper fixed metal fitting 30U have the same configuration. Therefore, in the following, the lower fixed metal fitting 30L will be described, and the description of the upper fixed metal fitting 30U will be omitted as appropriate.

As shown in FIG. 2, the lower fixing hardware 30L is provided from one end 14S1 to the other end 14S2 of the wooden wall 14 in the width direction. The lower fixed hardware 30L has a hardware main body 32 and a plurality of partition wall portions 34.

As a whole, the hardware body 32 is formed in a rectangular parallelepiped shape with the width direction (arrow W direction) of the wooden wall 14 as the longitudinal direction. Further, the hardware body 32 is formed in a box shape in which both sides of the wooden wall 14 in the thickness direction (direction of arrow T in FIG. 3) are opened.

The hardware body 32 includes a lower wall portion 32L and an upper wall portion 32U facing in the vertical direction (arrow H direction) of the wooden wall 14, and a pair of side wall portions 32S facing in the width direction (arrow W direction) of the wooden wall 14. have. The lower wall portion 32L and the upper wall portion 32U are connected via a pair of side wall portions 32S. The lower wall portion 32L, the upper wall portion 32U, and the pair of side wall portions 32S form a rectangular closed cross section. Further, a plurality of partition wall portions 34 are provided inside the hardware main body 32.

The plurality of partition wall portions 34 are arranged so as to face each other in the width direction of the wooden wall 14, and connect the lower wall portion 32L and the upper wall portion 32U. The inside (internal space) of the hardware body 32 is partitioned by these partition wall portions 34 in the width direction of the wooden wall 14. As a result, a plurality of tubular portions 40 are formed on the lower fixed metal fitting 30L.

The plurality of tubular portions 40 are arranged side by side in the width direction of the wooden wall 14. Further, the adjacent tubular portions 40 share the partition wall portion 34. Further, as shown in FIG. 3, the plurality of tubular portions 40 are formed in a tubular shape. These tubular portions 40 are arranged with the thickness direction (arrow T direction) of the wooden wall 14 as the axial direction. That is, the tubular portion 40 has openings 42 on both sides of the wooden wall 14 in the thickness direction.

In the following, among the plurality of tubular portions 40, the tubular portion 40 located at the end of the lower fixed metal fitting 30L is referred to as the end tubular portion 40E, and the end portion of the lower fixed metal fitting 30L is designated as the end tubular portion 40E. The tubular portion 40 located in the intermediate portion other than the above will be described as the intermediate tubular portion 40M. Further, the end tubular portion 40E is an example of one tubular portion 40, and the intermediate tubular portion 40M is an example of another tubular portion 40.

The end tubular portion 40E is formed by a lower wall portion 32L, an upper wall portion 32U, a side wall portion 32S, and a partition wall portion 34. Further, the intermediate tubular portion 40M is formed by a lower wall portion 32L, an upper wall portion 32U, and a pair of partition wall portions 34. The end tubular portion 40E and the intermediate tubular portion 40M form a rectangular closed cross section.

The shape of the tubular portion (penetrating portion) 40 is not limited to an elongated tubular shape, and may have a closed cross section capable of penetrating the pipe 46 described later.

As shown in FIG. 3, the end tubular portion 40E is fixed to the foundation slab 12 by the anchor member 50. Specifically, the lower end of the anchor member 50 is embedded in the foundation slab 12.

On the other hand, the upper end of the anchor member 50 extends upward from the foundation slab 12. Further, the upper end portion of the anchor member 50 is arranged inside the end tubular portion 40E via a through hole 36 formed in the lower wall portion 32L of the end tubular portion 40E. The tubular portion 40 is fixed to the foundation slab 12 by tightening the nut 52 to the upper end portion of the anchor member 50 via a washer or the like. The anchor member 50 mainly transmits a bending moment between the lower fixed metal fitting 30L and the foundation slab 12.

A plurality of studs 54 as shear force transmitting members are appropriately provided on the lower wall portion 32L of the lower fixed metal fitting 30L. These studs 54 are embedded in the foundation slab 12 and mainly transmit a shearing force between the lower fixed metal fitting 30L and the foundation slab 12. The stud 54 may be provided as needed and may be omitted as appropriate.

Further, the end tubular portion 40E is fixed to the lower end portion 14L of the wooden wall 14 via a pull bolt 60 as a screw member. Specifically, the lower end portion of the pull bolt 60 is arranged inside the tubular portion 40 via a through hole 38 formed in the upper wall portion 32U of the end tubular portion 40E. The lower end of the pull bolt 60 is fixed to the end tubular portion 40E by tightening the nut 62 to the lower end of the pull bolt 60 via a washer or the like (not shown).

On the other hand, the upper end of the pull bolt 60 is inserted into the mounting hole 22 formed on the lower surface of the wooden wall 14. The upper end of the pull bolt 60 is exposed from a rectangular opening (working opening) 24 formed in the wooden wall 14. By tightening the nut 66 to the upper end of the pull bolt 60 via the washer 64, the lower end 14L of the wooden wall 14 is fixed to the end tubular portion 40E. The pull bolt 60 mainly transmits a tensile force between the wooden wall 14 and the lower fixing metal fitting 30L.

The lower fixed metal fitting 30L and the wooden wall 14 may be appropriately joined, for example, via a metal fitting that mainly transmits a shearing force.

As shown in FIGS. 2 and 4, a pipe 46 as an equipment material is penetrated inside the intermediate tubular portion 40M located in the middle of the lower fixed metal fitting 30L.

As shown in FIG. 1, the end tubular portion 40E of the upper fixing hardware 30U is fixed to the upper end portion 14U of the wooden wall 14 by a pull bolt 70 and a nut as screw members, similarly to the lower fixing hardware 30L. Has been done. Further, the end tubular portion 40E of the upper fixing hardware 30U is fixed to the wooden floor 16 and the wooden wall 18 of the second floor F2 via a pull bolt 80 and a nut as screw members.

Further, a pipe 46 as an equipment material is penetrated through the intermediate tubular portion 40M of the upper fixed metal fitting 30U.

(Action)
Next, the operation of this embodiment will be described.

(Lower fixed hardware)
As shown in FIG. 2, according to the wooden wall fixing structure 20 according to the present embodiment, the lower end portion 14L of the wooden wall 14 is the end tubular portion 40E of the lower fixing hardware 30L by the pull bolt 60 and the nut 62. It is fixed to. Further, the end tubular portion 40E of the lower fixing hardware 30L is fixed to the foundation slab 12 via the anchor member 50 and the nut 52. As a result, the lower end 14L of the wooden wall 14 is fixed to the foundation slab 12 via the lower fixing hardware 30L.

Further, the lower fixed metal fitting 30L is arranged from one end 14S1 to the other end 14S2 of the wooden wall 14 in the width direction. As a result, the lower end portion 14L of the wooden wall 14 is supported by the lower fixed metal fitting 30L over substantially the entire length.

Here, the lower fixed hardware 30L has a plurality of tubular portions 40. These tubular portions 40 form a closed cross section. Therefore, the weight of the wooden wall 14 or the like suppresses the crushing of the lower fixed metal fitting 30L.

Further, the tubular portion 40 of the lower fixed metal fitting 30L is arranged with the thickness direction of the wooden wall 14 as the axial direction. As a result, the installation space for the pipe 46 can be secured under the wooden wall 14. Therefore, the pipe 46 can be easily passed under the wooden wall 14.

Here, the lower end portion of the pull bolt 60 and the nut 62 are arranged, and the upper end portion of the anchor member 50 and the nut 52 are arranged inside the end tubular portion 40E of the lower fixing hardware 30L. In this case, it becomes difficult for the pipe 46 or the like to pass through the inside of the end tubular portion 40E. Therefore, in the present embodiment, the pipe 46 is passed through the inside of the intermediate tubular portion 40M of the lower fixed metal fitting 30L. As a result, the pipe 46 can be easily passed under the wooden wall 14.

(Upper fixed hardware)
Similar to the above, the upper end portion 14U of the wooden wall 14 is fixed to the end tubular portion 40E of the upper fixing hardware 30U by a pull bolt 70 or the like. Further, the end tubular portion 40E of the upper fixing hardware 30U is fixed to the wooden floor 16 and the upper wooden wall 18 by a pull bolt 80 or the like. As a result, the wooden wall 14 is fixed to the wooden floor 16 and the upper wooden wall 18 via the upper fixed metal fitting 30U.

Further, the upper fixed metal fitting 30U is arranged from one end 14S1 to the other end 14S2 of the wooden wall 14 in the width direction. As a result, the upper end portion 14U of the wooden wall 14 is supported by the upper fixed metal fitting 30U over a substantially overall length.

Here, the upper fixed metal fitting 30U has a plurality of tubular portions 40. These tubular portions 40 form a closed cross section. Therefore, the weight of the wooden floor 16 and the wooden wall 18 suppresses the crushing of the upper fixed metal fitting 30U.

Further, the tubular portion 40 of the upper fixed metal fitting 30U is arranged with the thickness direction of the wooden wall 14 as the axial direction. As a result, the installation space for the pipe 46 can be secured on the wooden wall 14. Therefore, the pipe 46 can be easily passed over the wooden wall 14.

Further, in the present embodiment, the pipe 46 is passed through the inside of the intermediate tubular portion 40M of the upper fixed metal fitting 30U. As a result, the pipe 46 can be easily passed over the wooden wall 14.

(Modification example)
Next, a modified example of the above embodiment will be described. In the following, various deformation examples will be described by taking the lower end portion 14L of the wooden wall 14 and the lower fixed metal fitting 30L as an example, but these deformation examples are also applied to the upper end portion 14U and the upper fixed metal fitting 30U of the wooden wall 14. Applicable as appropriate.

As in the modified example shown in FIG. 5, a pair of reinforcing plates 90 may be provided on the end tubular portion 40E of the lower fixed metal fitting 30L through which the pipe is not penetrated. Specifically, the pair of reinforcing plates 90 are formed in a rectangular shape by a metal plate or the like. Further, the pair of reinforcing plates 90 are arranged so as to close the openings 42 on both sides of the end tubular portion 40E. The pair of reinforcing plates 90 suppresses shear deformation of the lower fixing metal fitting 30L.

If the lower fixed metal fitting 30L has an intermediate tubular portion 40M through which the pipe is not penetrated, a reinforcing plate 90 may be provided on the intermediate tubular portion 40M as well.

Further, in the above embodiment, the lower end portion 14L of the wooden wall 14 is fixed to the end tubular portion 40E of the lower fixing hardware 30L by the pull bolt 60 and the nut 62, but the above embodiment is not limited to this. The lower end portion 14L of the wooden wall 14 may be fixed to the intermediate tubular portion 40M by, for example, a pull bolt 60 or the like.

Further, in the above embodiment, the lower end portion 14L of the wooden wall 14 and the lower fixing metal fitting 30L are fixed by the pull bolt 60, but the above embodiment is not limited to this. The lower end 14L of the wooden wall 14 and the lower fixing hardware 30L may be fixed by, for example, a glue-in rod (GIR), a lug screw, a drift pin, or the like.

Further, for example, as in the modified example shown in FIG. 6, the lower fixing hardware 100L may be fixed to the lower end portion 14L of the wooden wall 14 via a pair of brackets 102 arranged on both sides of the wooden wall 14. .. The lower fixed hardware 100L is an example of the fixed hardware.

Specifically, the axial length of the lower fixed hardware 100L is longer than the thickness (wall thickness) of the wooden wall 14. Further, the upper wall portion 32U of the lower fixed hardware 100L projects from the lower end portion 14L of the wooden wall 14 to both sides in the thickness direction. The bracket 102 is arranged along the corner formed by the upper wall portion 32U of the lower fixed hardware 30L and the lower end portion 14L of the wooden wall 14.

One flange portion 102A of the bracket 102 is fixed to the upper wall portion 32U by welding or the like in a state of being overlapped with the upper wall portion 32U of the lower fixing hardware 100L. Further, the other flange portion 102B of the bracket 102 is fixed to the wooden wall 14 by a joining member 104 such as a lug screw in a state of being overlapped with the surface of the wooden wall 14. The lower end 14L of the wooden wall 14 is fixed to the lower fixing hardware 100L via the pair of brackets 102.

Further, for example, as in the modified example shown in FIG. 7, the lower end portion 14L of the wooden wall 14 may be fixed to the pair of flange portions 110 provided on the upper wall portion 32U of the lower fixing hardware 30L.

Specifically, the pair of flange portions 110 are arranged on both sides of the wooden wall 14. Each flange portion 110 extends upward along the surface of the wooden wall 14 from the upper wall portion 32U of the lower fixing hardware 30L, and is fixed to the lower end portion 14L of the wooden wall 14 by a joining member 112 such as a lug screw. Has been done.

Here, in the case of the modified examples shown in FIGS. 6 and 7, the nut or the like is not arranged inside the tubular portion 40. Therefore, a wide installation space for the pipe 46 and the like can be secured inside the tubular portion 40.

The fixing structure of the lower fixing hardware 30L and the foundation slab 12 is not limited to the anchor member 50 and the nut 52, and can be changed as appropriate.

Further, in the above embodiment, the lower fixing hardware 30L is fixed to the foundation slab 12, but the above embodiment is not limited to this. The lower fixing hardware 30L can be fixed to, for example, a concrete member such as a footing or a slab, a wooden member such as a wooden floor or a wooden wall, or a steel member such as a steel frame. Similarly, the upper fixing hardware 30U can be fixed to a concrete member, a wood member, or a steel member.

Further, in the above embodiment, a plurality of tubular portions 40 of the lower fixed metal fitting 30L are integrally formed, but the above embodiment is not limited to this. For example, as in the modified example shown in FIG. 8, the lower fixed metal fitting 120L may be formed by connecting a plurality of tubular bodies (box metal fittings) 122 in the width direction of the wooden wall 14. At this time, the adjacent tubular bodies 122 may or may not be joined. The tubular body 122 is an example of a tubular portion.

Further, in the above embodiment, four tubular portions 40 are provided on the lower fixed metal fitting 30L, but the above embodiment is not limited to this. The fixed hardware may be provided with at least two tubular portions. When two tubular portions are provided on the fixed hardware, one of the two tubular portions corresponds to one tubular portion, and the other tubular portion of the two tubular portions corresponds to one tubular portion. , Corresponds to other tubular parts.

Further, in the above embodiment, the lower fixed metal fitting 30L is fixed to the lower end portion 14L of the wooden wall 14, and the upper fixed metal fitting 30U is fixed to the upper end portion 14U of the wooden wall 14, but the above embodiment is not limited to this. .. The fixing hardware can be provided on at least one of the upper end portion 14U and the lower end portion 14L of the wooden wall 14. The upper end portion 14U and the lower end portion 14L of the wooden wall 14 are examples of the vertical end portions of the wooden wall.

Further, in the above embodiment, the lower fixing hardware 30L extends from one end 14S1 to the other end 14S2 of the wooden wall 14 in the width direction, but the embodiment is not limited to this. The fixed hardware may be partially provided, for example, at the vertical end of the wooden wall 14.

Further, in the above embodiment, the pipe 46 is penetrated through the intermediate tubular portion 40M, but the pipe may be penetrated through, for example, the end tubular portion 40E.

Further, in the above embodiment, the pipe 46 is passed through the lower fixed metal fitting 30L, but the above embodiment is not limited to this. Various equipment materials such as wiring and ducts can be penetrated through the lower fixed hardware 30L.

Although one embodiment of the present invention has been described above, the present invention is not limited to such an embodiment, and one embodiment and various modifications may be used in combination as appropriate. Of course, it can be carried out in various modes as long as it does not deviate.

14 Wood wall 14U Upper end (vertical end of wood wall)
14L lower end (vertical end of wooden wall)
14S1 One end (one end in the width direction of the wooden wall)
14S2 The other end (the other end in the width direction of the wooden wall)
20 Wood wall fixing structure 30L Lower fixed hardware (fixed hardware)
30U upper fixed hardware (fixed hardware)
40 Cylindrical part 40E End part Cylindrical part (one tubular part)
40M intermediate tubular part (other tubular part)
46 Piping (equipment materials)
60 pull bolt (bolt member)
62 Nut 100L Lower fixed hardware (fixed hardware)
120L lower fixed hardware (fixed hardware)
122 Cylindrical body (cylindrical part)

Claims (4)

With a wooden wall
A fixed metal fitting having a plurality of tubular portions arranged with the thickness direction of the wooden wall as the axial direction and fixing the vertical end portions of the wooden wall.
Wooden wall fixed structure with. The equipment material is penetrated inside the tubular portion.
The wood wall fixing structure according to claim 1. A screw member protruding from the end of the wooden wall is fixed to the tubular portion of one of the plurality of tubular portions by a nut arranged inside the tubular portion.
The equipment material is penetrated into the inside of the other tubular portion among the plurality of tubular portions.
The wood wall fixing structure according to claim 1 or 2. The fixed metal fitting extends from one end to the other end in the width direction of the wooden wall.
The wood wall fixing structure according to any one of claims 1 to 3.

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