JP2001280012A - Bay window unit jointing structure, bay window unit jointing method, and wall body with bay window - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bay window unit jointing structure, a bay window unit jointing method and a wall body with a bay window, allowing an integrated bay window unit to be mounted on a wall with high workability. SOLUTION: The bay window unit 3 abuts on a connecting wall panel 1 constituting the wall. The connecting wall panel 1 is pierced with a coach screw 80 from the back side. The bay window unit 3 is drawn and jointed to the connecting wall panel 1 by screwing a tip part 80a of the coach screw 80 into the bay window unit 3 (a stile member 31a of a side wall pane 31).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bayonet unit joining structure, a bayonet unit joining method, and a wall with a bay window, which are most suitable for attaching a bayonet unit integrated in advance to a wall.

[0002]

2. Description of the Related Art Conventionally, bay windows in buildings such as houses,
For example, a pair of side wall portions provided to protrude from the outer wall,
An eaves portion is provided at an upper end of the side wall portion, a floor portion is provided at a lower end of the side wall portion, and a front wall portion is provided at a front edge of the side wall portion, the eaves portion, and the floor portion. A fitting such as a sash is generally attached to the front wall.

For example, when a bay window is constructed in a building by a panel method, first, a side wall panel constituting a side wall of the bay window is joined to a wall. The side wall panel is formed by assembling vertical and horizontal frame members into a rectangular shape, assembling auxiliary cross members vertically and horizontally inside a rectangular frame, and attaching face materials to both sides of the frame member and the auxiliary cross members.

In joining the side wall panel and the wall, first, the side wall of the side wall panel is brought into contact with the outer wall surface, and the side wall panel and the side wall panel are joined from the indoor side. Pass the bolt through. The opening is formed in the face material located inside the bay window among the face materials provided on both sides of the side wall panel. A ratchet wrench or the like is inserted from the opening into the inside of the side wall panel, and a nut is fastened to the tip of the bolt to join the side wall panel to the wall.

[0005] Thereafter, a floor portion and an eave portion of the bay window are constructed, and a sash frame is attached to a front wall portion of the bay window. Finally, siding (exterior material) and draining material are attached to the outer surface of the bay window.

By the way, in recent years, industrialization has progressed further, and in the panel construction method, a plurality of components are assembled in advance in a factory or the like to form a unit, the unit is transported to a construction site, and a plurality of units are assembled to construct a building. Ingenuity has been made.

For example, in the construction of a bay window, a bay window unit in which a side wall panel, an eaves section, a floor section, a sash frame, a siding, a draining material, and the like that constitute the bay window are integrated in advance at a factory. The bay window unit is joined to a building wall at a construction site, or attached to a connecting wall panel in which a plurality of wall panels constituting a wall surface are connected in advance at a factory.

[0008]

However, when joining the bay window unit to the wall by tightening the nut inside the side wall panel in the same manner as in the prior art, for example, it is formed at the bay window mounting portion of the connecting wall panel. The operator has to put his hand into the bay window unit through the opening, so that the nut must be tightened inside the bay window unit, resulting in a problem of poor workability.

An object of the present invention is to provide a bayonet unit joining structure, a bayonet unit joining method, and a bayonet-equipped wall body, which enable the integrated bayonet unit to be attached to a wall with good workability.

[0010]

Means for Solving the Problems To solve the above problems, the invention according to claim 1 is, for example, as shown in FIG. 3, in which a bay window unit 3 is joined to a wall (connecting wall panel 1). In the joining structure of the bay window unit 3, the bay window unit 3 is in contact with the wall 1, and a wood screw (coach screw 80) penetrates through the wall 1 from the back side. The bayonet unit 3 is drawn and joined to the wall 1 by screwing the distal end portion 80a into the bayonet unit 3.

The bay window unit is a unit that is joined to a wall to form a bay window. For example, a side wall, an eave, a floor, a sash frame, an exterior material, and the like are integrated in advance. The wood screw is a screw that is screwed into the wood, for example, a conventionally known coach screw 80.
And a course thread. Also, on the wall,
In addition to a building wall, for example, a wall body such as a wall panel forming the building wall is also included.

According to the first aspect of the present invention, since the wood screw 80 is penetrated from the back side of the wall 1 and the tip end portion 80a of the wood screw 80 is screwed into the bay window unit 3, the bay window unit 3 is arranged. The bay window unit 3 can be joined to the wall 1 by screwing the wood screw 80 into the bay window unit 3 from the side that is not present. Therefore, conventionally, for example, a worker inserts his hand from the wall side into the inside of the bay window unit, and attaches the bay window unit to the wall by tightening a nut from the back. There is no object, and the joining operation of the bay window unit 3 can be performed with good workability.

According to a second aspect of the present invention, in the joining structure of the bay window unit according to the first aspect, the wall 1 penetrates in a thickness direction of the wall 1 and has a diameter larger than the diameter of the wood screw 80. A first hole (through hole 23) is provided.
The wood screw 80 is penetrated through the wall 1 by inserting the wood screw 80 into the hole 23.

According to the invention described in claim 2, the first hole 2
Since the diameter of the wood screw 80 is larger than the diameter of the wood screw 80, the wood screw 80 is inserted in the state where the wood screw 80 is inserted through the first hole 23.
0 is not screwed into the inner surface of the first hole 23. Therefore,
The wood screw 80 can be easily penetrated through the wall 1. Further, by screwing the wood screw 80 into the bay window unit 3, the wall 1 on which the head of the wood screw 80 is locked and the wood screw 80
Can be firmly pressed against the bay window unit 3 that is pulled in by screwing the.

The third aspect of the present invention provides the first or second aspect.
In the joining structure of the bay window unit described above, the bay window unit 3 is provided on both sides of the vertical and horizontal frame members (vertical frame member 31a and the horizontal frame member) assembled in a rectangular shape and the frame body assembled by the frame members 31a. A side wall panel 31 provided with a facing material 31c, and a tip portion 80a of a wood screw 80 is attached to the side wall panel 3
It is characterized by being screwed into one frame member 31a.

According to the third aspect of the present invention, the bay window unit 3 includes the side wall panel 31.
Since the wood screw 80 is screwed into the frame material 31a of one,
The shear force acting on the entire bay window unit 3 can be borne by the side wall panel 31 and the wood screw 80, and thus the entire bay window unit 3 can be reliably supported on the wall 1.

A fourth aspect of the present invention is a method for joining a bay window unit for obtaining the joined structure of a bay window unit according to any one of the first to third aspects. For example, as shown in FIG. A second hole (the hole 32b of the front hole 32) smaller than the diameter of the wood screw 80 is formed in the contact portion (the vertical frame member 31a of the side wall panel) of the bay window unit 3 that comes into contact with the wall 1. Next, the bay window unit 3 is moved to its contact portion 31a.
Is disposed so as to face the wall 1, and then the wood screw 80 is passed through the wall 1 and the wood screw 80 is
Is screwed into the second hole 32b, and the bay window unit 3 is drawn to the wall 1 and joined thereto.

According to the invention of claim 4, the wood screw 80
Since the tip portion 80a of the wood screw 80 is screwed into the second hole 32b smaller than the diameter of the wood screw 80, the wood screw 80 can be easily screwed into the bay window unit 3. Further, when the wood screw 80 is screwed into the bay window unit 3, for example, breakage such as a plate crack can be made less likely to occur around the screwed position.

If the opening edge on the wall 1 side of the second hole 32b is chamfered to form the countersunk portion 32a, the deviation of the screw position of the wood screw 80 with respect to the second hole 32b can be further reduced. The assembling accuracy of the bay window unit 3 can be improved.

According to a fifth aspect of the present invention, there is provided a wall with a bay window comprising the bayonet unit joining structure according to any one of the first to third aspects. For example, as shown in FIG. A connecting wall panel formed by connecting a plurality of wall panels (wall panel 10, small wall panel 11, and waist wall panel 12) such that an opening (opening 13) is formed in the center of the wall in the joint structure of unit 3. It is characterized by being 1.

According to the fifth aspect of the present invention, since the wall is the connecting wall panel 1, the bay window can be attached to the wall only by installing the bay with the bay window at the installation position of the wall at the construction site. . Therefore, the work of attaching the bay window to the wall can be omitted at the construction site, and the construction period can be shortened.

[0022]

Embodiments of the present invention will be described below in detail with reference to the drawings.

First, the configuration will be described. The bayonet unit joining structure according to an embodiment of the present invention is applied to a building constructed by a panel construction method. The panel construction method is a construction method in which components such as walls, floors, and roofs are preliminarily panelized in a factory, and panels are assembled at a construction site to construct a building. The panels used for the panel construction method are mainly wood panels, and the vertical and horizontal frame members are assembled in a rectangular shape, and the auxiliary beams are vertically and horizontally assembled inside the rectangular frame, and both sides or one side of the frame members and the auxiliary beams are used. Is attached with a face material.

The joining structure of the bay window unit of the present embodiment is applied to a wall with a bay window shown in FIG. In the wall with a bay window, a bay window unit 3 formed by integrating a pair of side wall portions 30, an eave portion 40, a floor portion 50, and a front wall portion 60 with a connecting wall panel 1 constituting a wall is joined. It is a thing.
FIG. 1 is an exploded perspective view of a wall with a bay window.

The connecting wall panel 1 comprises two wall panels 10
, A small wall panel 11 and a waist wall panel 12. Adjacent end faces of the wall panels 10, 11, and 12 are joined by an adhesive, a nail, a screw, or the like. An opening 13 is formed at the center of the connecting wall panel 1.

As shown in FIGS. 1 and 3, the opening 13
A cubic 14 is arranged on the inner side surface of the vertical frame. FIG.
FIG. 2 is a cross-sectional view showing a main part of a wall with a bay window. Orient 1
4 is attached to the side surface of the vertical frame member 10a of the wall panel 10 by an adhesive, nailing, or the like.

A waterproof sheet (not shown) is attached to the entire surface of the connecting wall panel 1 on the side of the bay window unit 3. From the top of this waterproof sheet, as shown in FIG.
A plurality of body edges 21 are attached to the wall panel 10 with screws or nails. As shown in FIG.
An exterior member 22 is attached to the face member 10c of the wall panel 10 with a screw or a nail via the trunk edge 21.

As shown in FIG. 2, a body edge 25 is attached to a face member 12c on the outer wall side of the waist wall panel 12, and an exterior material 26 is attached to the body edge 25. FIG.
FIG. 2 is an exploded vertical sectional view of a wall with a bay window. At the upper end of the exterior material 26, an eaves sky cutting material 28 is attached. A gusset 27 is attached to the lower end side of the waist wall panel 12. The gusset 27 protects the lower end of the exterior material 26 when the connecting wall panel 1 is transported or installed, and has a structure (for example, a waist gap, a half base) that is joined to the lower end of the connecting wall panel 1. And a member that covers the joint with the connecting wall panel 1.

As shown in FIG. 3, a side wall panel 31 is disposed on the side wall 30 of the bay window unit 3. One vertical frame member 31 a of the side wall panel 31 is in contact with the outer wall side surface of the edge of the opening 13 of the connection wall panel 1. Inside the side wall panel 31, a reinforcing core material 31d is assembled so as to be adjacent to the inner surface of the vertical frame material 31a.

A face material 31c on the outer wall side of the side wall panel 31
A torso 33 is attached to the surface with nails or the like. An exterior material 34 is attached to the body edge 33 with screws or nails. Further, the rim 35 is attached to the surface of the vertical frame material 31a on the front wall 60 side of the side wall panel 31, and the exterior material 69 covering the protruding corner portion is provided with the rim 33.
It is attached to 35 with screws or nails. A waterproof sheet 36 is disposed between the exterior members 34 and 69 and the side wall panel 31.

As shown in FIG. 2, an upper front wall panel 61 is provided above the front wall 60, and a lower front wall panel 62 is provided below the front wall 60. The eaves section 40 and the floor section 50 of the bay window unit 3 are antiseptic plywood having a thickness of about 12 mm, and the rigidity of the upper and lower sections of the bay window unit 3 is ensured by this configuration.

The eaves section 40 is formed of the upper frame material 6 of the upper front wall panel 61.
1b and the upper surface of the side wall panel are attached by an adhesive, a nail, or the like. In addition, the floor 50
The lower front wall panel 62 is attached to the upper surface of the lower frame member 62b and the upper surface of the side wall panel by an adhesive, a nail, or the like.

An eave heaven material 55 is attached to the lower surface of the floor portion 50 with screws or nails. This eaves material 55
On the side wall 30 side and the front wall 60 side of the
6 (in FIG. 2, the side wall 30).
The lower end drainer 56 on the side is shown by a virtual broken line).

On the front side of the upper front wall panel 61, a rim 63 is provided.
The exterior material 64 is attached with screws or nails via the. Further, an exterior material 66 is attached to the front side of the lower front wall panel 62 via a body edge 65. Between the exterior material 64 (66) and the front wall panel 61 (62),
A waterproof sheet (not shown) is provided. A sash frame 67 is attached to the opening frame of the front wall 60. Note that a configuration in which a sash window is arranged in advance inside the sash frame 67 may be adopted.

Next, the joint structure between the connecting wall panel 1 and the bay window unit 3 will be described.

As shown in FIG. 2, three through holes 23 (first holes) penetrating in the thickness direction of the connecting wall panel 1 are formed over and under the connecting wall panel 1. The through hole 23 has a coach screw 80 having a diameter of a wood screw.
Is formed so as to be larger than the diameter. A recess 24 is provided on the side of the through-hole 23 opposite to the bay window unit 3 side.
Are formed.

The through hole 23 and the recess 24 shown at the top in FIG. 2 are formed in the vertical frame members of the small wall panel 11 and the wall panel 10 adjacent to each other. Further, the through hole 23 and the concave portion 24 shown at the bottom are formed in the vertical frame members of the waist wall panel 12 and the wall panel 10 adjacent to each other.
Further, the through hole 23 and the concave portion 24 shown in the center are formed in the vertical frame member and the cubicle 14 of the wall panel 10 adjacent to each other.

FIG. 3 shows a through hole 23 and a recess 24 formed in the vertical frame member 10a and the ridge 14 of the wall panel 10 adjacent to each other. The through holes 23 and the concave portions 24 shown at the top and bottom in FIG. 2 have substantially the same configuration. In FIG. 1, only one coach screw 80 is shown for each of the left and right side wall portions 30.

As shown in FIG. 3, a coach screw 80 passed through a washer 81 is inserted into the through hole 23 from the side opposite to the bay window unit 3 (back side of the wall). The washer 81 is in contact with the inner surface of the recess 24, and is configured to prevent the coach screw 80 from passing through the through hole 23.

An adhesive (not shown) is applied to a contact portion (the outer surface of the vertical frame member 31a of the side wall panel 31) where the bay window unit 3 and the connecting wall panel 1 come into contact with each other. 1 are adhered. Further, the tip portion 80a of the coach screw 80 is screwed into the vertical frame member 31a of the side wall panel 31. As a result, the bay window unit 3 is drawn to and joined to the connecting wall panel 1.

The exterior material of the bay window unit 3 (side wall portion 3)
0, etc.) and the exterior material of the connecting wall panel 1 (eg, the exterior material 22) are waterproofed by a caulking material 29 or the like.

Next, a method of manufacturing a wall with a bay window by joining the bay window unit 3 of the present embodiment will be described. First, the connecting wall panel 1 and the bay window unit 3 are manufactured.

In manufacturing the connecting wall panel 1, first,
Adjoining end faces of the wall panel 10, the small wall panel 11, and the lumbar wall panel 12 are joined and fixed with an adhesive, a nail, a screw, or the like. Further, a cubicle 14 is arranged on the inner side surface of the vertical frame of the opening 13 and is fixedly joined to the vertical frame member 10a of the wall panel 10 with an adhesive or a nail. After this, the square 14 and the vertical frame material 1
0a, a through-hole 23 and a recess 2
4 is formed.

A waterproof sheet (not shown) is attached to the surface of the connecting wall panel 1 on the outer wall side. From above the waterproof sheet, the torso 21 (25) is fixed to the face material with screws or nails. A gusset 27 is attached to the lower end of the connecting wall panel 1. The exterior material 22 (26) is attached to the body edge 21 (25) with screws or nails. Exterior material 26 attached to waist wall panel 12
At the upper end of the eaves, the eaves sky cutting material 28 is attached.

In manufacturing the bay window unit 3, first,
Side wall panel 31, upper front wall panel 61, lower front wall panel 62
Are bonded and fixed to each other with an adhesive, a nail or the like.
The eaves portion 40, which is a plywood, is attached to the upper surfaces of the side wall panel 31 and the upper front wall panel 61 with an adhesive, a nail, or the like. In addition, on the lower surface of the side wall panel 31 and the lower front wall panel 62,
The floor 50, which is a plywood, is attached with an adhesive, nails or the like.

On the outer wall side surface of the side wall panel 31, a body edge 33 is provided.
Then, a waterproof sheet 36 is attached, and the exterior material 34 is attached to the body edge 33 with screws or nails. Also,
The body edge 35 is attached to the surface of the vertical frame material 31a on the side of the front wall 60 of the side wall panel 31, and the exterior material 69 is attached to the protruding corner. The upper front wall panel 61 and the lower front wall panel 6
2 and a waterproof sheet (not shown) is attached to the front side surface of
Attach 4.66 with screws or nails.

Further, an eave material 55 is attached to the lower surface of the floor 50 as plywood. At the front wall portion 60 and the side wall portion 30 side of the eave heaven material 55, a lower end drainer 56 is attached.

Further, a front hole 32 (second hole) is formed in the vertical frame member 31a of the side wall panel 31 which is in contact with the connecting wall panel 1. At this time, as shown in FIG. 2, the formation position of the leading hole 32 is determined so that the vertical position of the leading hole 32 is equal to the vertical position of the through hole 23. In forming the front hole 32, first, a hole 32b having a diameter smaller than the diameter of the coach screw 80 is formed, and then the opening edge of the hole 32b on the side of the connecting wall panel 1 is chamfered to form a countersunk portion 32a. I do.

Next, in the bay window unit 3, the contact portion (the vertical frame member 3 of the side wall panel 31) that comes into contact with the connecting wall panel 1.
An adhesive is applied to the outer surface 1a). In this state, the leading hole 32 and the through hole 23 communicate with each other, and the contact surface of the bay window unit 3 is arranged so as to face the connecting wall panel 1 and makes contact (arrow Y in FIG. 2).

Thereafter, the through hole 23 of the connecting wall panel 1
From the side opposite to the bay window unit 3 side,
Through the coach screw 80. The tip 80a of the coach screw 80 is screwed into the front hole 32, and the vertical frame material 31a is drawn to the connecting wall panel 1 and joined.

The above-mentioned wall with a bay window is, for example, manufactured in advance in a factory or the like. in this case,
The wall with bay window is transported to a construction site and installed and used as a building wall. Alternatively, the bay window unit 3 and the connecting wall panel 1 may be manufactured in advance in a factory, and the bay window unit 3 may be joined to the connecting wall panel 1 at a construction site to form a wall with a bay window.

As described above, according to the present embodiment, the coach screw 80 is inserted into the through hole 23 from the side opposite to the bay window unit 3 side of the connecting wall panel 1, and the tip 80a of the coach screw 80 is Vertical frame material 31a of panel 31
Since the bay window unit 3 is joined to the continuous wall panel 1 by screwing in, there is no member that hinders the screwing of the coach screw 80, and there is no particular inconvenience in the joining operation.

Therefore, in comparison with the prior art, for example, an operator inserts his hand from the wall side into the inside of the bay window unit and tightens the nut from the back to attach the bay window unit to the wall, which is a difference in the present embodiment. In the example, the joining operation of the bay window unit can be performed with higher workability.

Further, since the diameter of the through hole 23 is larger than the diameter of the coach screw 80, the coach screw 80 can be easily penetrated through the connecting wall panel 1. Further, since the coach screw 80 is not screwed into the inner surface of the through hole 23, by screwing the tip portion 80 a of the coach screw 80 into the vertical frame member 31 a of the side wall panel 31,
The side wall panel 31 is drawn toward the connecting wall panel 1 without resistance, and the side wall panel 31 and the connecting wall panel 1 can be firmly pressed.

The side wall 30 of the bay window unit 3 has a side wall panel 31.
Since the coach screw 80 is screwed into 1a,
The shear force acting on the entire bay window unit 3 can be borne by the side wall panel 31 and the coach screw 80. Therefore, only by joining the side wall panel 31 to the connection wall panel 1 by the coach screw 80, the entire bay window unit 3 can be reliably supported on the connection wall panel 1.

Further, since the leading hole 32 is formed in advance in the vertical frame member 31a of the side wall panel 31 at the screwing position of the coach screw 80, the coach screw 80 can be easily screwed into the vertical frame member 31a. In addition, breakage such as a plate crack can be made less likely to occur around the screwing position of the coach screw 80.

Further, since the countersunk portion 32a is formed in the front hole 32, the displacement of the screwing position of the tip 80a of the coach screw 80 with respect to the front hole 32 can be further reduced. Therefore, the assembling accuracy of the bay window unit 3 can be improved.

When a wall with a bay window is manufactured in a factory in advance, the bay window is attached to the wall simply by installing the wall with a bay window at a construction site. Therefore, the work of attaching the bay window to the wall at the construction site can be omitted, and the construction period can be shortened.

The connecting wall panel 1 and the bay window unit 3 are provided in advance with exterior materials 22, 26, 34, 64.6.
6, 69, the lower end drainer 56, the waterproof sheet 36, the sash frame 67, and the like are attached, so that these attaching operations can be omitted at the construction site, and the construction period can be shortened.

In the above-described embodiment, the bay window unit 3 is joined to the connecting wall panel 1 to form a wall with a bay window, and the wall with a bay window is installed at the wall installation position. Is not limited to this, after erecting the wall of the building by erection of the wall panels 10, 11, and 12,
The bay window unit 3 may be joined to the edge of the opening 13.

Although the present embodiment is applied to a building by the panel method, for example, when a bay window unit is joined to a wall of a building by a frame construction method or a unit method, the bay window unit of the present embodiment is used. May be applied.

In the vertical frame member 31a of the side wall panel 31 of the bay window unit 3, three coach screws 80 are screwed. However, the present invention is not limited to this. The coach screw 80 may be screwed into four or four places.

Although the bay window unit 3 is joined to the wall portion by the coach screw 80, it may be joined by a conventionally known wood thread such as a course thread.

The bay window unit 3 includes a side wall panel 31,
Although it is configured using the front wall panels 61 and 62 and the like, the invention is not limited to this, and the bay window unit may be configured by assembling a core material such as a frame material or a crosspiece without using a panel. good.

The bayonet unit 3 is provided with the exterior members 22, 26, 34, 64, 66, and 69, the draining material 56 at the lower end, the waterproof sheet 36, the sash frame 67, and the like. May be attached to the bay window at the construction site.

[0066]

According to the first aspect of the present invention, there is no obstacle when joining the bay window unit by screwing the wood screw.
Joining work can be performed with better workability than before.

According to the second aspect of the invention, the same effect as that of the first aspect can be obtained, and the wood screw can be easily penetrated into the wall. Further, the wall and the bay window unit can be firmly pressed.

According to the third aspect of the invention, the same effects as those of the first or second aspect can be obtained, and the side wall panel is joined to the wall to support the entire bay window unit on the wall. Can be done.

According to the invention set forth in claim 4, claims 1 to 1 are provided.
In addition to obtaining the same effect as the invention described in any one of (3), the wood screw can be easily screwed into the bay window unit. Further, it is possible to make it hard to cause damage at the screwed position.

According to the invention of claim 5, claims 1 to 1
As a matter of course, the same effect as that of the invention described in any one of 3 is obtained, and the work of attaching the bay window to the wall can be omitted at the construction site, and the construction period can be shortened.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a configuration of a wall with a bay window according to an embodiment of the present invention.

FIG. 2 is an exploded longitudinal sectional view of a wall with a bay window in FIG.

FIG. 3 is a cross-sectional view of a main part of the wall with a bay window in FIG. 1;

[Explanation of symbols]

 Reference Signs List 1 wall (connection wall panel) 3 bay window unit 10 wall panel 11 small wall panel 12 waist wall panel 23 through hole (first hole) 31 side wall panel 31a vertical frame material (frame material, contact portion) 31c face material 32b hole (Second hole) 80 Coach screw (wood screw) 80a Tip

Claims (5)

[Claims] 1. A joining structure of a bay window unit formed by joining a bay window unit to a wall, wherein the bay window unit is in contact with the wall, and a wood screw is passed through the wall from the back side. The joining structure of the bay window unit, wherein a tip of the wood screw is screwed into the bay window unit, whereby the bay window unit is drawn to and joined to the wall. 2. A wall is provided with a first hole penetrating in the thickness direction of the wall and having a diameter larger than the diameter of the wood screw, and the wood screw is inserted into the first hole. Wherein the wood screw penetrates the wall.
The joining structure of the bay window unit described. 3. The bay window unit includes a side wall panel including a vertical and horizontal frame member assembled in a rectangular shape, and surface members provided on both sides of a frame body assembled by the frame member. The joining structure of a bay window unit according to claim 1, wherein the portion is screwed into a frame member of the side wall panel. 4. A joining method of a bay window unit for obtaining a joining structure of a bay window unit according to any one of claims 1 to 3, wherein a contact portion of the bay unit which comes into contact with a wall. To
Forming a second hole smaller than the diameter of the wood screw; then, arranging the bay window unit so that the contact portion thereof faces the wall; and then passing the wood screw through the wall, A joining method of the bay window unit, wherein the tip of the wood screw is screwed into the second hole, and the bay window unit is drawn to the wall and joined. 5. A bay window-equipped wall body comprising the bay window unit joining structure according to claim 1, wherein the wall in the bay window unit joining structure has an opening formed in the center. Is a connecting wall panel formed by connecting a plurality of wall panels as described above.