JP2017066666A - Bearing wall panel and bearing wall panel system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bearing wall panel capable of being easily constructed, and a bearing wall panel system.SOLUTION: A bearing wall panel 10 for being mounted on a column of a framework building includes a flat plate 1 on which an abutting part 3a for abutting on the column is formed, and a vertical frame material 2a that is provided on a surface of the flat plate 1 to be fixed to the column. The abutting part 3a is formed by making the flat plate 1 extended in an in-plane direction from a position in which the vertical frame material 2a is provided.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a load-bearing wall panel attached to a pillar of a frame building and a load-bearing wall panel system.

  Conventionally, in order to secure the wall magnification of a framed building, the strength of the building has been improved by placing braces between columns. In addition, as a method for improving the strength, a load bearing wall panel used for a large wall construction method in which a column is covered with a wall so that a column cannot be seen is known instead of bracing (see, for example, Patent Document 1). With this type of load-bearing wall panel, the load-bearing wall panel is manufactured in advance at the factory in order to save labor in the construction process by workers at the building site, and at the building site, the load-bearing wall panel is fixed between the columns. It was supposed to be completed. This construction process was to insert the load-bearing wall panel from the inside of the building between the columns of the size in which the load-bearing wall panel was just fitted, and fix it to the column by nailing from the inside of the building.

Japanese Patent No. 5159821

  However, in the conventional load-bearing wall panel, when the load-bearing wall panel is fitted between the columns, the depth direction of the fitting is aligned, and the nailing is performed while supporting to maintain the aligned state. Had to do.

  The objective of this invention is providing the load-bearing wall panel and load-bearing wall panel system which eliminate the subject which the prior art mentioned above has and can be constructed easily.

  The present invention provides a load-bearing wall panel attached to a pillar of a framed building, a flat plate on which a contact portion for contacting the pillar is formed, and provided on the surface of the flat plate and fixed to the pillar. And the abutting portion is formed by extending the flat plate in an in-plane direction from a position where the vertical frame member is provided.

  In this case, the contact portion may contact the column with a surface formed on the vertical frame member side. The contact portion may have an end formed substantially parallel to a direction in which the vertical frame member extends. The width between the end side of the contact portion and the vertical frame member may be approximately half the width of the surface of the column that contacts. The width between the end side of the contact portion and the vertical frame member may be approximately half the width of the vertical frame member in a direction substantially perpendicular to the flat plate. On the surface of the flat plate, a pair of the vertical frame members may be provided to be fixed to the different columns. On the surface of the flat plate, there may be provided a relay frame member that protrudes from an end side of the flat plate in an in-plane direction of the flat plate and supports another load-bearing wall panel. A central frame material substantially parallel to the vertical frame material may be provided on the surface of the flat plate. The flat plate and the vertical frame member may be wood used in a 2 × 4 (two-by-four) construction method.

  Further, the present invention provides the load-bearing wall panel system including the load-bearing wall panel, wherein when the load-bearing wall panel is arranged up and down, the load-bearing panel disposed above and below the load-bearing wall panel. It is provided with a gap face material extending along the upper side of the wall panel, and the gap face material and the load bearing wall panel arranged above and below have a substantially uniform outer surface when arranged in the building. Features.

  In this invention, it can construct easily.

It is a perspective view which shows the inner side of the load-bearing wall panel which concerns on 1st Embodiment. It is a perspective view which shows the outer side of the load-bearing wall panel which concerns on 1st Embodiment. It is a top view which shows the inner side of the load-bearing wall panel which concerns on 1st Embodiment. It is sectional drawing which shows a mode that the load-bearing wall panel which concerns on 1st Embodiment is attached to a pillar. It is a top view which shows a mode that the two load-bearing wall panels which concern on 1st Embodiment were seen from the inner side arrange | positioned at the building. It is a top view which shows a mode that the two load-bearing wall panels which concern on 1st Embodiment were seen from the outer side arrange | positioned at the building. It is a perspective view which shows a mode that the load-bearing wall panel was attached to the two-story building. It is a perspective view which shows the outer side of the load-bearing wall panel which concerns on 2nd Embodiment. It is a top view which shows the inner side of the load-bearing wall panel which concerns on 2nd Embodiment. It is sectional drawing which shows a mode that the load-bearing wall panel which concerns on 2nd Embodiment is attached to a pillar. It is a top view which shows a mode that the two load-bearing wall panels which concern on 2nd Embodiment were seen from the outer side arrange | positioned at a building.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.
[1] First Embodiment FIG. 1 is a perspective view showing the inside of a load-bearing wall panel according to the first embodiment, FIG. 2 is a perspective view showing the outside of the load-bearing wall panel, and FIG. It is a top view which shows the inner side of a wall panel. Hereinafter, the load-bearing wall panel 10 will be described.

  The load-bearing wall panel 10 is a reinforcing member that is attached to a wooden frame building to improve the strength of the building. As shown in FIG. 1, the load-bearing wall panel 10 includes a flat plate 1 and a frame member 2.

  The frame member 2 includes a first vertical receiving material (vertical frame material) 2a, a second vertical receiving material (vertical frame material) 2b, an upper receiving material (upper frame material) 2c, and a lower receiving material (lower frame material). ) 2d and a spacer 2e (center frame member). When the frame member 2 is attached to a building, the first vertical receiving member 2a is fixed to the first column 4a (see FIG. 5), and the second vertical receiving member 2b is the second column. 4b (see FIG. 5), the upper receiving member 2c is fixed to the upper beam 4c (see FIG. 5), and the lower receiving member 2d is fixed to the lower beam 4d (see FIG. 5). The first vertical receiving material 2a, the second vertical receiving material 2b, the upper receiving material 2c, the lower receiving material 2d, and the intermediate pillar 2e are formed of wood used in the 2 × 4 (two-by-four) construction method.

  The first vertical receiving material 2a, the second vertical receiving material 2b, and the spacer 2e are square members each having a rectangular cross section of 45 mm (mm) × 89 mm, and the upper receiving material 2c and the lower receiving material 2d are each 38 mm. A square bar having a rectangular cross section of × 89 mm.

  The frame member 2 has an upper receiving material 2c arranged at one end of the first vertical receiving material 2a, the second vertical receiving material 2b, and the intermediate pillar 2e arranged substantially in parallel, and at the other end. The lower backing material 2d is arranged and provided. The upper support member 2c and the lower support member 2d are formed by striking a nail in the Y direction in the drawing in which the first vertical support member 2a, the second vertical support member 2b, and the intermediate post 2e extend. 2a, the second vertical receiving material 2b, and the spacer 2e. The frame member 2 is formed on the inner surface of the flat plate 1 so as to have a length of 2,336 mm, a width of 821 mm, and a thickness of 89 mm.

  The flat plate 1 is an OSB (Oriented Standard Board) plywood formed in a rectangular shape. The flat plate 1 is fixed to the frame member 2 by driving a plurality of nails into the frame member 2 as indicated by dots in FIG. The flat plate 1 is made of wood used in the 2 × 4 construction method, and has a length of 2,620 mm, a width of 910 mm, and a thickness of 9 mm.

  As shown in FIG. 3, the flat plate 1 is formed so as to have an area larger than that of the frame member 2. When the frame member 2 is attached, the flat plate 1 is a first for abutting on the pillar 4 a (see FIG. 5). A contact portion 3a, a second contact portion 3b for contacting the pillar 4b (see FIG. 5), a third contact portion 3d for contacting the upper upper beam 4c (see FIG. 5), and A fourth contact portion 3e for contacting the lower lower beam 4d (see FIG. 5) is formed. The first contact portion 3a, the second contact portion 3b, the third contact portion 3c, and the fourth contact portion 3d are surfaces formed on the frame member 2 side, respectively. 4a, the second column 4b, the upper beam 4c, and the lower beam 4d. The first abutting portion 3a is formed between an end 1a substantially parallel to the first vertical receiving member 2a and the first vertical receiving member 2a, and the second contacting portion 3b is a second The third abutment portion 3c is formed between an end side 1b substantially parallel to the vertical receiving material 2b and the second vertical receiving material 2b, and the third abutting portion 3c is substantially parallel to the upper receiving material 2c. The fourth contact portion 3d is formed between the lower side 1c and the lower support member 2d substantially parallel to the lower support member 2d.

  The first abutting portion 3a is provided with the first vertical receiving member 2b on the flat plate 1, and the second abutting portion 3b is provided with the second vertical receiving member 2b on the flat plate 1. The third contact portion 3b is from the position where the upper receiving material 2c is provided on the flat plate 1, and the fourth contact portion 3b is from the position where the lower receiving material 2d is provided on the flat plate 1, respectively. The flat plate 1 extends in the in-plane direction, that is, the X direction in the drawing or the Y direction in the drawing.

  The width between the end side 1a of the first contact part 3a and the first vertical receiving member 2a, and the interval between the end side 1b of the second contact part 3b and the second vertical receiving member 2b Is approximately half the width of the first and second vertical receiving members 2a and 2b in a direction substantially perpendicular to the X direction in the figure and the Y direction in the figure, which is the in-plane direction of the flat plate 1. More specifically, the length is approximately half of the thickness 89 mm of the first vertical receiving member 2a, that is, 44.5 mm.

  Further, the width between the end side 1a of the first abutting portion 3a and the first length receiving member 2a, and the end side 1b of the second abutting portion 3b and the second length receiving member 2b, Is approximately half the size of a width 89 mm in the X direction of the pillars 4 a and 4 b in contact with each other.

  On the other hand, the width between the end side 1C of the third contact portion 3c and the upper receiving member 2c and the width between the end side 1d of the fourth contact portion 3d and the lower receiving member 2d are each 104 mm. ing.

  4 is a cross-sectional view showing a state in which the load-bearing wall panels are attached to the pillars, and FIG. 5 is a plan view showing a view from the inside where the two load-bearing wall panels are arranged in the building. These are top views which show a mode that the two load-bearing wall panels were seen from the outer side arrange | positioned at a building.

  The load-bearing wall panel 10 is manufactured at a wall panel factory that manufactures the load-bearing wall panel 10 itself, and is delivered to the building site. On the other hand, structural materials other than the load-bearing wall panels 10, such as columns and beams, are processed at a precut factory and delivered to a construction site after hardware is attached. In this embodiment, shafts such as columns and beams are 89 width sizes.

Hereinafter, the construction procedure when attaching the load-bearing wall panel 10 to a building will be described.
The load-bearing wall panel 10 according to the present embodiment is provided so as to be fitted into a rectangular opening 4 defined by the pillars 4a and 4b, the upper beam 4c, and the lower beam 4d. It can be fixed to the columns 4a and 4b only by the workers.

  First, as shown in FIG. 4, the worker moves the load-bearing wall panel 10 from the indoor side to the outdoor side through the opening 4 in the direction indicated by the arrow A with the load-bearing wall panel 10 inclined or sideways. When the load-bearing wall panel 10 completely passes through the opening 4 to the outside of the room, the load-bearing wall panel 10 is placed in parallel with the first and second vertical wall receiving members 2a, 2b and 2e. That is, the direction in which the in-plane direction of the flat plate 1 is vertical. Next, the worker fits the load-bearing wall panel 10 in the opening 4 toward the room side in the direction indicated by the arrow B. At this time, the load-bearing wall panel 10 is positioned with respect to the columns 4a and 4b by the contact portions 3a and 3b hitting the columns.

  When the load-bearing wall panel 10 is positioned on the columns 4a and 4b, the worker supports the load-bearing wall panel 10 so that it does not shift or pulls the load-bearing wall panel 10 in the direction indicated by the arrow B. A plurality of nails are driven into the pillar 4a through the first warp receiving member 2a in the direction indicated by C. Thereby, the load-bearing wall panel 10 is fixed to the pillar 4a.

  When the load-bearing wall panel 10 is fixed to the column 4a, as shown in FIG. 5, the operator similarly penetrates the second vertical receiving member 2b and drives a plurality of nails into the column 4b to make the second The vertical receiving material 2b is fixed to the pillar 4b. Similarly, the upper receiving material 2c and the lower receiving material 2d are passed through the upper receiving material 2c and the lower receiving material 2d, and are connected to the upper beam 4c and the lower beam 4d spanned between the columns 4a and 4b. Fixed with multiple nails.

  When the load-bearing wall panel 10 is attached between the columns 4a and 4b, as shown in FIG. 6, the contact portion 3a is provided so as to cover the column 4a half when viewed from the outside. That is, as shown in this figure, when the two load-bearing wall panels 10 are mounted adjacent to each other with the pillars 4a and 4b interposed therebetween, the pillars 4a and 4b are not visible from the outside, and the outside of the building has a step. No uniform surface is formed.

FIG. 7 is a perspective view showing a state in which a plurality of load-bearing wall panels are attached to a two-story building.
Usually, a two-story building is provided so that the floor of the second floor part is thicker than the floor of the first floor part, so when the load bearing wall panel 10 is attached, the first floor part 1F and the second floor part are installed. A gap is formed between the portion 2F. For this reason, in this embodiment, the clearance gap material 5 extended along the lower side 1d of the load-bearing wall panel 10 arrange | positioned above and the upper side 1c of the load-bearing wall panel 10 arranged below is inserted. The gap face material 5 is formed so as to have a substantially uniform outer surface with the load-bearing wall panels 10 arranged vertically when attached to the building. Thereby, the unevenness | corrugation of the outer wall surface of a building can be eliminated.

  In this embodiment, the load-bearing wall panel 10 is provided on the surface of the flat plate 1 on which the first abutting portion 3a for abutting the pillar 4a is formed, and is fixed to the pillar 4a. The first abutment portion 3a is formed by extending the flat plate 1 in the X direction in the figure from the position at which the first abutment receiving member 2a is provided. Yes. As a result, the load bearing wall panel 10 can be positioned simply by pressing the load bearing wall panel 10 against the pillar 4a of the building, and can be fixed to the pillar 4a with a nail from the inside of the building, and the pillars 4a and 4b can be fixed from the outside of the building. Since it is not necessary to cover with another outer wall panel, it can be easily constructed only from the inside of the building. In addition, since the columns 4a and 4b are firmly supported and the wall magnification, which is a standard of strength, can be easily increased to 3.3 times, the number of installation positions of the load-bearing wall panel 10 can be reduced.

[2] Second Embodiment FIG. 8 is a perspective view showing the outside of a load-bearing wall panel according to the second embodiment, and FIG. 9 is a plan view showing the inside of the load-bearing wall panel according to the second embodiment. FIG. 10 is a cross-sectional view showing a state in which the load-bearing wall panel according to the second embodiment is arranged between a pair of pillars of a building, and FIG. 11 is two load-bearing walls according to the second embodiment. It is a top view which shows a mode that the panel was seen from the outer side arrange | positioned at a building.

  In the second embodiment, as shown in FIG. 8, a pair of load-bearing wall panels 20a and 20b are provided, and the pair of load-bearing wall panels 20a and 20b are two load-bearing walls between the two pillars 4a and 4b. The configuration of fixing the panels 20a and 20b is different from that of the first embodiment. 8 to 11, configurations substantially similar to those of the first embodiment are denoted by the same reference numerals and redundant description is omitted, and different portions will be described in detail.

  As shown in FIG. 9, the first load-bearing wall panel 20 a is formed on the surface of the flat plate 1 so that the relay receiving member (relay frame member) 2 f protrudes from the end 1 b of the flat plate 1 in the in-plane direction of the flat plate 1. Is provided.

  On the other hand, the second load-bearing wall panel 20b is not provided with a vertical receiving material at the end of the first load-bearing wall panel 20a.

  When the first load-bearing wall panel 20a and the second load-bearing wall panel 20b are attached between the columns 4a and 4b, first, the first load-bearing wall panel 20a is first formed as shown in FIG. It attaches similarly to the load-bearing wall panel 10 concerning.

  Next, the first vertical support member 2a, the upper support member 2c, and the lower support member 2d of the first load-bearing wall panel 20a are provided with one column 4a, an upper beam 4c, and a lower beam 4d (see FIG. 11). The second load-bearing wall panel 20b is fitted and fixed in the same manner as the load-bearing wall panel 10 according to the first embodiment. At this time, the contact portion 3a of the second load-bearing wall panel 20b is brought into contact with and supported by the relay receiving member 2f of the first load-bearing wall panel 20a.

  When the second load-bearing wall panel 20b is fixed to the column 4b, the upper beam 4c, and the lower beam 4d, the worker can connect the flat plate 1 of the second load-bearing wall panel 20b to the first load-bearing wall panel 20b as shown in FIG. A plurality of nails N are nailed from the outside of the building along a position where the relay receiving material 2f of the load bearing wall panel 20a overlaps, and the flat plate 1 of the second load bearing wall panel 20b is nailed to the first load bearing wall panel 20a. To the relay receiving material 2f. In FIG. 11, portions indicated by dots on the left side of the end side 1 a along the end side 1 a of the second load-bearing wall panel 20 b are a plurality of nails N.

  In the present embodiment, the first load-bearing wall panel 20a includes a relay receiving material 2f for supporting the second load-bearing wall panel 20b, and the relay receiving material 2f extends from the end 1b of the flat plate 1 in the X direction in the figure. It is provided on the surface of the flat plate 1 so as to protrude. As a result, the contact portion 3a of the second load-bearing wall panel 20b can be supported by being brought into contact with the relay receiving member 2f of the first load-bearing wall panel 20a, so that the distance between the columns 4a and 4b is large. Two load-bearing wall panels 20a and 20b can also be easily constructed at the site.

DESCRIPTION OF SYMBOLS 1 Flat plate 1a End side 1b End side 1c Upper side 1d Lower side 2 Frame member 2a 1st vertical receiving material (vertical frame material)
2b Second vertical receiving material (vertical frame material)
2c Upper backing material 2d Lower backing material 2e Spacer (center frame material)
2f Relay receiving material (relay frame material)
3a 1st contact part 3b 2nd contact part 3c 3rd contact part 3d 4th contact part 4 opening part 4a pillar 4b pillar 4c upper beam 4d lower beam 5 gap face material 10 load bearing wall panel 20a Bearing wall panel 20b Bearing wall panel

Claims (10)

In a load-bearing wall panel attached to a pillar of a framed building,
A flat plate on which a contact portion for contacting the pillar is formed;
Provided on the surface of the flat plate, and a vertical frame member for fixing to the pillar,
The load-bearing wall panel, wherein the contact portion is formed by extending the flat plate in an in-plane direction from a position where the vertical frame member is provided. The load-bearing wall panel according to claim 1,
The load-bearing wall panel, wherein the abutting portion abuts on the pillar at a surface formed on the vertical frame member side. The load-bearing wall panel according to claim 1 or 2,
The load-bearing wall panel, wherein the contact portion has an end side formed substantially parallel to a direction in which the vertical frame member extends. The load-bearing wall panel according to claim 3,
The load-bearing wall panel, wherein a width between the end side of the abutting portion and the vertical frame member is approximately half of a width of a surface of the column that abuts. The load-bearing wall panel according to claim 3 or 4,
The width between the end side of the contact portion and the vertical frame member is approximately half the width of the vertical frame member in a direction substantially perpendicular to the flat plate. . The load-bearing wall panel according to any one of claims 1 to 5,
On the surface of the flat plate, a pair of the vertical frame members are provided so as to be fixed to the different columns, respectively. The load-bearing wall panel according to any one of claims 1 to 5,
A load bearing wall panel, wherein a relay frame member is provided on the surface of the flat plate so as to protrude from an end of the flat plate in an in-plane direction of the flat plate and to support another load bearing wall panel. In the load-bearing wall panel of any one of Claims 1 thru | or 7,
A load-bearing wall panel, wherein a central frame member substantially parallel to the vertical frame member is provided on a surface of the flat plate. The load-bearing wall panel according to any one of claims 1 to 8,
The load-bearing wall panel, wherein the flat plate and the vertical frame member are wood used in a 2 × 4 (two-by-four) construction method. In the load-bearing wall panel system provided with the load-bearing wall panel of any one of Claims 1 thru | or 9,
A gap face material extending along a lower side of the load bearing wall panel disposed above and an upper side of the load bearing wall panel disposed below when the load bearing wall panel is disposed vertically; The load-bearing wall panel system is characterized in that the load-bearing wall panels arranged above and below have a substantially uniform outer surface when placed in the building.

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