JP2023011095A - Wooden structure with arcuate bearing wall - Google Patents

Abstract

To provide a wooden structure that can ensure sufficient strength in a building that combines a wooden framework structure and an arcuate wall body.SOLUTION: There is provided a wooden building provided with a wooden framework structure 2 fixed to the upper surface of a foundation and a wall assembly covering the outer surface of the wooden framework structure 2. The wooden framework structure 2 comprises: a foundation 20 fixed to the foundation; a plurality of column members 30 assembled to the foundation 20; and a fixed base member 38 assembled between lower parts of column members 30. The wall assembly includes an arcuate outer wall body and a support wall for holding the outer wall body in an arc shape. The outer wall body is constructed by assembling a plurality of wall members in a circumferential direction. The support wall is attached to the column members 30, and the outer wall body is fixed to the fixed base members 38 of the wooden framework structure 2 and to the support wall of the wall assembly to function as an arcuate bearing wall.SELECTED DRAWING: Figure 4

Description

There is an application for exception to loss of novelty

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wooden structure having an arcuate load-bearing wall that functions as a load-bearing wall.

As a building, a building unit having a cylindrical outer wall body has been proposed (see Patent Document 1, for example). In this building unit, the floor surface is composed of a disk-shaped floor body, and an outer wall body is provided on the outer peripheral surface of this disk-shaped floor body, so that the building as a whole is formed in a substantially cylindrical shape.

The outer wall body of this building unit includes a substantially annular upper beam and a substantially annular lower beam, and column members are arranged between the upper beam and the lower beam at intervals in the circumferential direction. , lower beams, and column members.

JP-A-6-10414

However, this building unit has the following problems to be solved. Firstly, since the floor body is disc-shaped, a substantially square installation space is required to install this building unit, and it is difficult to install in a long and narrow installation space. Secondly, in order to ensure the strength of the building unit, the frame materials such as upper beams, lower beams and column members are made of steel square pipes, therefore such building units are not environmentally friendly. There is a problem.

In recent years, conventional wooden frame structures using environmentally friendly wood have been reconsidered, and realization of a building combining such a wooden frame structure and arc-shaped walls has been desired.

SUMMARY OF THE INVENTION An object of the present invention is to provide a wooden structure that can ensure sufficient strength in a building that combines a wooden frame structure and an arcuate wall.

A wooden building according to claim 1 of the present invention comprises a wooden frame structure fixed to the upper surface of a foundation, and a wall assembly covering the peripheral surface of the wooden frame structure,
The wooden frame structure includes a base fixed to the upper surface of the foundation, a plurality of column members having lower ends attached to the base at intervals, and a pair of adjacent column members attached between the lower portions thereof. a fixed base member attached to the
The wall assembly includes an arc-shaped wall that is assembled to the wooden frame structure, and a support wall that holds the arc-shaped wall. wherein the support wall of the wall assembly is attached to the plurality of column members of the wooden frame structure, and the wall body comprises the fixed base member of the wooden frame structure; It is characterized in that it is fixed to the support wall of the wall assembly and functions as an arc-shaped load-bearing wall.

In this wooden structure, it is preferable that each wall member of the wall body is composed of an elongated wall member having an arc-shaped cross section, and an engaging concave portion is provided on one side surface thereof, and an engaging convex portion is provided on the other side surface thereof. By configuring as above, the connection of a pair of adjacent wall members is performed by fitting the engaging convex portion of the other wall member into the engaging concave portion of one wall member, and then passing the engaging concave portion of the other wall member. By attaching the first connecting member up to one of the wall members, both can be firmly connected, and the strength of the wall itself can be increased.

Further, in this wooden structure, it is preferable to dispose a supporting wall between a pair of holding members fixed to the pillar members, and to attach the second connecting member to the other holding member through one holding member and the supporting wall. By doing so, the support wall can be firmly fixed to the column member.

Further, in such a wooden structure, one side portion of the wall located on one side of the tip surface of the supporting wall and the other side portion of the wall located on the other side of the tip surface of the supporting wall are connected to the supporting wall. It is preferable to attach so that the tip end face of the wall is butted against each other, and by configuring in this way, one side portion of the wall can be firmly fixed by attaching the third connecting member through the wall to the support wall. Also, the other side portion of the wall can be firmly fixed by attaching the third connecting member through the wall to the supporting wall.

Furthermore, in such a wooden building, a purlin may be provided on the wooden framework structure, and in such a configuration, the fixing of the upper end of the wall is a fifth step through the wall to the purlin. Both can be firmly fixed by attaching the connecting member.

According to the wooden building of the present invention, the wooden frame structure includes a plurality of column members assembled to the foundation at intervals, and a fixed base member assembled between the lower portions of a pair of adjacent column members. The wall assembly includes an arc-shaped wall that is assembled to the wooden frame structure, and a support wall that holds the arc-shaped wall. The wall body of this wall assembly is constructed by assembling a plurality of wall members in the circumferential direction, the supporting wall of the wall assembly is attached to a plurality of column members of the wooden frame structure, and the wall body is: It is fixed to the fixed base member of the wooden frame structure and the supporting wall of the wall assembly, thereby allowing this wall to function as an arcuate load-bearing wall of the wooden structure. The wall body can be applied as an outer wall body constituting an outer wall of a wooden building, and can also be applied as an inner wall body constituting an inner wall thereof.

BRIEF DESCRIPTION OF THE DRAWINGS The front view which shows simply one Embodiment of the wooden structure according to this invention. FIG. 2 is a side view schematically showing the wooden structure of FIG. 1; Sectional drawing by the III-III line in FIG. A perspective view schematically showing a wooden framework structure in the wooden structure of FIG. 1 . A perspective view schematically showing a state in which a support wall is attached to a column member of the wooden frame structure of FIG. 4 . A simplified plan view of the wooden frame structure of FIG. 5 viewed from above. The perspective view which shows the wall member used for the outer wall body in the wooden building of FIG. A partial cross-sectional view showing a state in which the wall members of FIG. 7 are coupled in the circumferential direction. A partial cross-sectional view showing a fixed state of the lower end of the outer wall body in the wooden structure of FIG. 1 to the wooden frame structure. FIG. 2 is a partial front view showing a fixed state between the support wall and the outer wall body of the wall assembly in the wooden structure of FIG. 1;

An embodiment of a wooden structure according to the present invention will be described below with reference to the accompanying drawings. 1 to 3, the illustrated wooden structure 1 includes a wooden frame structure 2 (see FIG. 4) that constitutes the frame of the building, and a wall assembly that covers the outer peripheral surface of the wooden frame structure 2. 4 (see FIGS. 1 and 3) to which a wall assembly 4 is fixed as will be described later.

To outline this wooden structure 1, a foundation 6 is provided on the ground, and this foundation 6 is made of, for example, cement. A wooden frame structure 2 is mounted on the foundation 6 . As shown in FIG. 4, the wooden frame structure 2 is a frame structure elongated in the horizontal direction (horizontal direction in FIG. 1, direction perpendicular to the paper surface in FIGS. 2 and 3, direction from the lower left to the upper right in FIG. 4). A wall assembly 4 is attached to the wooden frame structure 2 . The wall assembly 4 includes an arc-shaped outer wall body 8, which in this embodiment is formed in a substantially cylindrical shape extending in the lateral direction, and defines a room space 10 inside the outer wall body 8 (Fig. 4).

A rectangular access opening 12 for entering and exiting the room space 10 is provided at the lateral central portion of the wall surface assembly 4, and a pair of sliding doors 14 are attached to the access opening 12 so as to be freely opened and closed. A single sliding door may be attached to the access opening 12 so as to be openable and closable, or instead of such a structure, an openable door may be attached so as to be freely openable and closable.

Circular end walls 16 (only one end wall is shown in FIG. 2) are provided at both ends of the wooden structure 1, and both ends of the laterally elongated room space 10 (that is, the outer wall assembly 4) are provided. The sides are closed by this end wall 16 . In this embodiment, as shown in FIG. 2, a window opening 18 is provided substantially in the center of one end wall 16, and a pair of window members 20 are attached to the window opening 18 so as to be freely opened and closed. Such a window opening 18 can be provided as required and, although not shown, can also be provided in the other end wall. The size of the window opening 18 can be appropriately set so that the room space 10 can have an appropriate sense of openness.

Next, the wooden frame structure 2 will be described mainly with reference to FIGS. are fixed to the foundation 6 by anchor bolts 22 (see FIG. 3) and nuts (not shown) embedded in the foundation 6 . In this embodiment, the foundation 6 includes a pair of horizontal base portions spaced apart in the front-rear direction, and a longitudinal connection base portion 24 (Fig. 4), a horizontal base 26 is installed and fixed on the upper surface of the pair of horizontal base portions, and a vertical base 28 is installed and fixed on the upper surface of the vertical connection base portion 24.

Incidentally, in order to lengthen (or shorten) the horizontal length of the wooden building 1, the length of the pair of horizontal base portions of the foundation 6 (the horizontal foundations 26 installed and fixed thereto) should be lengthened (or shortened). In this case, the number of cascade connection base portions 24 is increased (or decreased). In order to lengthen the length of the wooden building 1 in the front-rear direction, it is sufficient to increase (or reduce) the distance in the front-rear direction between the pair of horizontal foundations (the pair of horizontal bases 26).

A pair of horizontal bases 26 are provided with a plurality of (eight in total in this embodiment) column members 30 spaced apart in the axial direction thereof. In this embodiment, the lower ends of column members 30 are attached to the intersections of the horizontal base 26 and the vertical base 28 , and these column members 30 extend upward from the horizontal base 26 . Further, longitudinal beam members 36 are assembled between the column members 30 located at both ends of the wooden frame structure 2, and these longitudinal beam members 36 are arranged above the vertical bases 28 located at both ends.

In this embodiment, a fixed base member 38 is further assembled to the lower portion of a pair of laterally adjacent column members 30 . As shown in FIG. 4, one end side of the arcuate outer wall body 8 is fixed to a fixed base member 38 on the front side as will be described later, and the other end side of the outer wall body 8 is fixed to a fixed base member 38 on the rear side as will be described later. fixed to

In this embodiment, furthermore, a large drawer 39 is attached to the upper side between a pair of adjacent vertical connection base portions 28 using, for example, a nail (not shown), and a floor member 40 is attached to the surface side of the large drawer 39. is installed. The frame structure of the wooden frame structure 2, that is, the base 20 (horizontal base 26 and vertical base 28), column members 30, stringer members 36) and fixed base member 38 are made of wood. , 30 and 36 are made of wood, the wooden frame structure 2 described above can be assembled.

Next, the wall assembly 4 will be described mainly with reference to FIGS. 5 and 6 together with FIG. The illustrated wall assembly 4 includes an outer wall body 8 that covers the outer peripheral surface of the wooden frame structure 2, and a support wall 42 for holding the outer wall body 8 in an arc shape. It is configured by assembling a plurality of members 44 in the circumferential direction. In this embodiment, the wall structure 4 is applied to the outer wall 8 covering the outer peripheral surface of the wooden frame structure 2, but the inner wall structure covering the inner peripheral surface of the wooden frame structure 2 can also be can be applied as well.

More specifically, as shown in FIGS. 7 and 9, the plurality of wall members 44 have substantially the same shape, each wall member 44 is provided with an engagement recess 46 having a rectangular cross section on one side surface, and other An engagement projection 48 having a rectangular cross-section and having a shape corresponding to the engagement recess 46 is provided on the side surface of the wall member 44. extended. The wall member 44 is curved in an arc shape in the width direction (that is, the circumferential direction).

A pair of adjacent wall members 44 are assembled and joined together as follows. That is, the engagement convex portion 48 of the other wall member 44 is fitted into the engagement concave portion 46 of the one wall member 44, and in this fitted state, the engagement concave portion 46 of the other wall member 44 is passed therethrough. By attaching the connecting member 50 (constituting the first connecting member) up to the wall member 44, both are firmly connected.

When a plurality of wall members 44 are assembled, as can be understood from FIGS. 3 and 9, they can be assembled as an arc-shaped outer wall body 8, thereby forming a substantially cylindrical body as a whole. An outer wall body 8 can be assembled. At the time of this connection, the connecting members 50 are shifted in the longitudinal direction of the wall member 44 so that adjacent ones do not overlap. As the connecting member 50, for example, a nail, a screw nail, a screw for woodworking, or the like can be used.

As shown in FIGS. 3, 5, 6 and 10, the support walls 42 are provided corresponding to the respective column members 30 of the wooden frame structure 2 and attached to the outer surface of each column member 30. there is The support wall 42 is composed of a plate-like member, and one side (tip side) thereof is formed in an arc shape, and the other side (base side) is formed in a straight line. As shown in FIGS. 5, 6 and 10, the support wall 42 is arranged between a pair of holding members 52 attached to the outer surface of each column member 30. With this arrangement, a nail or the like is attached to the support wall 42. is fixed to the pair of clamping members 52 using a connecting member (second fixing member) (for example, through one clamping member 52 and the support wall 42, the fixing member is hammered to the other clamping member 52 and fixed). In this mounting state, the tip side of the front support wall 42 protrudes outward (front side) from the outer surface (front surface) of the front column member 30, and these tip surfaces form an arc-shaped mounting support surface on the front side. , and the tip side of the rear support wall 42 protrudes outward (rear side) from the outer surface (rear surface) of the rear column member 30, and those tip surfaces are attached to the arc-shaped mounting on the rear surface side Define a support surface.

The lower end of the outer wall body 8 is assembled and fixed to the wooden frame structure 2 as shown in FIG. In this embodiment, a fixed base member 38 is provided above the pillar member 30 so as to correspond to the lateral base 26 , and the upper surface shape of the fixed base member 38 is concave corresponding to the outer surface shape of the wall member 44 . is arc-shaped. The lower end of the outer wall body 8 (lowest wall member 44) is positioned on the upper surface of this fixed base member 38 and fixed using a connecting member 56 such as a nail. As understood from FIG. 3, both lower ends (front and rear lower ends) of the outer wall body 8 are fixed to the front and rear fixed base members 38 as described above.

As can be seen from FIG. 4, the upper inner peripheral surface of the outer wall body 8 is configured to be abutted against and supported by the upper end face of the column member 30. The outer wall body 8 is fixed to the pillar member 30 by attaching a connecting member such as a nail up to the pillar member 30 .

In this embodiment, as shown in FIGS. 3 and 10, the inner peripheral surface of the outer wall body 8 of the wall assembly 4 is abutted and supported by the arcuate end surface of the support wall 42 provided on the column member 30. is configured as follows. Also, one side portion (left side portion) of the outer wall body 8 positioned, for example, on one side (left side in FIG. 10) of the support wall 42 and the other side portion of the outer wall body 8 positioned, for example, on the other side (right side in FIG. 10). (Right portion) is attached so that the tip end face of this support wall 42 abuts against each other.

In relation to this, on one side (left side in FIG. 10) of the support wall 42, a connecting member 64 (third connecting member) such as a nail is attached to the supporting wall 42 through the outer wall body 8 (wall member 44). As a result, the one side portion of the outer wall body 8 is fixed to the one side portion of the tip surface of the support wall 42, and on the other side (the right side in FIG. 10), a nail is attached to the support wall 42 through the outer wall body 8 (wall member 44). By attaching a connecting member 64 (third connecting member) such as It is firmly fixed and supported by the wooden framework structure 2 with sufficient strength through these support walls 42 .

This wooden structure 1 can be assembled, for example, as follows. Mainly referring to FIGS. 3 to 6, in order to install the wooden structure 1, as shown in FIGS. . Then, the foundation 20 (the horizontal foundation 26 and the vertical foundation 28) is installed and fixed on the foundation 6 (the horizontal foundation and the vertical connection foundation 24). Further, the column members 30 are assembled to the base 20 (horizontal base 26), the fixed base members 38 are assembled to the lower portions of these column members 30, and the longitudinal beam members 36 are assembled between the column members 30 on both end sides, and then assembled in this manner. Thus, the wooden frame structure 2 having the structure shown in FIG. 4 is completed.

After that, the wall surface assembly 4 is assembled to the wooden frame structure 2 as follows. As shown in FIGS. 5 and 6, a pair of holding members 52 are attached to the column member 30 of the wooden frame structure 2, and the base of the support wall 42 is attached between the holding members 52. As shown in FIGS. Then, the lower end of the outer wall body 8 is supported and fixed to the fixed base member 38 of the wooden framework structure 2 . For fixing the outer wall body 8 , for example, the lowest wall member 44 is placed on the fixed base member 38 and fixed to the fixed base member 38 in such a mounted state.

Next, the engaging projections 48 of the upper wall member 44 are fitted into the engaging recesses 46 of the lower wall member 44 and fixed, and these wall members 44 are supported and fixed to the tip surface of the support wall 42 . do. In this manner, the engaging projections 8 of the upper wall member 44 are fitted into and fixed to the engaging recesses 46 of the lower wall member 44 , and these wall members 44 are fixed to the tip surface of the support wall 42 . In this manner, the outer wall body 8 is supported and fixed to the fixed base member 38 and the support wall 42 , and the outer wall body 8 is firmly supported by the wooden frame structure 2 . Thus, the arc-shaped outer wall body 8 functions as an arc-shaped load-bearing wall of the wooden frame structure 2 to provide a wooden structure with sufficient strength against earthquakes and the like and with high safety. can.

Although one embodiment of the wooden structure according to the present invention has been described above, the present invention is not limited to such an embodiment, and various changes and modifications can be made without departing from the scope of the present invention.

For example, in the above-described embodiment, the wooden frame structure 2 is provided with a ridgepole (arranged above the center between the front and rear column members 30 in the front-rear direction), and the outer wall A connecting member such as a nail (constituting a fourth connecting member) may be attached through the body 8 to the purlin so that the upper end of the outer wall body 8 is supported and fixed to the purlin.

In the above-described embodiment, the outer wall body 8 (the plurality of wall members 44) is the outer surface of the wooden building 1. Accordingly, the surface side of the outer wall body 8 may be covered with a heat insulating material, or the surface side of the heat insulating material may be covered with a metal or resin corrugated sheet, or between the heat insulating material and the corrugated sheet. You may make it provide a ventilation layer in.

REFERENCE SIGNS LIST 1 wooden structure 2 wooden frame structure 4 wall assembly 6 foundation 8 outer wall body 20 base 30 column member 36 fixed base member 42 support wall 44 wall member 46 engagement concave portion 48 engagement convex portion

Claims (5)

A wooden frame structure fixed to the upper surface of a foundation, and a wall assembly covering the peripheral surface of the wooden frame structure,
The wooden frame structure includes a base fixed to the upper surface of the foundation, a plurality of column members having lower ends attached to the base at intervals, and a pair of adjacent column members attached between the lower portions thereof. a fixed base member attached to the
The wall assembly includes an arc-shaped wall that is assembled to the wooden frame structure, and a support wall that holds the arc-shaped wall, and the wall surrounds a plurality of wall members. wherein the support wall of the wall assembly is attached to the plurality of column members of the wooden frame structure, and the wall body comprises the fixed base member of the wooden frame structure; A wooden structure that functions as an arcuate load-bearing wall by being fixed to the support wall of the wall assembly. Each of the plurality of wall members of the wall body is composed of an elongated wall member having an arc-shaped cross section, and an engaging concave portion is provided on one side surface of the wall member, and an engaging convex portion is provided on the other side surface of the wall member. The engaging concave portion and the engaging convex portion extend over the entire length of the wall members, and the pair of adjacent wall members are connected to the engaging concave portion of one wall member and the engaging concave portion of the other wall member. 2. The first connecting member is attached to the one wall member through the engaging recess of the other wall member after fitting the engaging convex portion, and the two wall members are connected to each other according to claim 1. wooden structure. The support wall of the wall assembly is disposed between a pair of clamping members fixed to the column member, by attaching a second coupling member through one clamping member and the support wall to the other clamping member. 3. The wooden structure according to claim 2, wherein said supporting wall is clamped and fixed between said pair of clamping members. The support wall of the wall surface assembly is attached to the outer surface of the plurality of pillar members, and includes one side portion of the wall body positioned on one side portion of the tip end surface of the support wall and the other side portion of the tip end surface of the support wall. and the other side portion of the wall located at the end of the wall is attached so as to abut against the tip surface of the support wall, and the one side portion of the wall extends through the wall to the support wall. and the other side portion of the wall is fixed to the support wall by attaching the third coupling member through the wall to the support wall. The wooden structure according to any one of claims 1 to 3, wherein the support wall is fixed to the other side portion of the tip surface of the support wall. The wooden frame structure further includes a ridgepole disposed above between the plurality of column members on the front side in the front-rear direction and the plurality of column members on the rear side, and the upper end portion of the wall body 4. A wooden structure according to any one of claims 1 to 3, characterized in that it is fixed to said ridgepole by attaching a fourth connecting member through to said ridgepole.

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