JP2972151B2 - Exterior wall structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for attaching an exterior board to a wall base near an opening of an outer wall.

[0002]

2. Description of the Related Art When an exterior board is attached to a wall foundation on an outer wall, it is general to arrange the exterior board on the exterior surface of the wall foundation and drive in a fixing tool such as a screw or a nail from the exterior surface of the exterior board to fix the exterior board. It is a target.

[0003]

However, in the case where a fixing tool such as a screw or a nail is driven from the outer surface of the exterior board as described above, there is a possibility that rainwater may enter from a portion where the fixing tool is driven. There is a problem that fasteners such as screws and nails are visible in appearance and the appearance is deteriorated. In order to solve this problem, a mounting piece is provided on the back side of the exterior board, the mounting bracket is mounted on the wall base, and the mounting piece of the exterior board is sandwiched between the pressing piece of the mounting bracket and the wall base. ing. However, in such a case, there is a problem that it is necessary to attach a mounting bracket to a wall base in order to mount the exterior board.

[0004] The present invention has been made in view of the above description, and has as its object to enable an exterior board to be attached without using a special attachment.

[0005]

Structure of the outer wall of the present invention for solving the above problems SUMMARY OF THE INVENTION are the Ri attached piece 4 taken on the back edge of the exterior board 3 disposed on the weather side of the wall base 2 of the outer wall 1 When the exterior board 3 is mounted by sandwiching the mounting piece 4 between the pressing piece 5 and the wall base 2, the pressing piece 5 is provided integrally with the sash frame 7 at the edge of the opening 6 of the outer wall 1. The exterior board 3 is mounted by press-fitting the mounting piece 4 of the outer wall board 3 between the pressing piece 5 and the wall base 2. In this case, since the mounting board 4 is sandwiched between the pressing piece 5 and the wall base 2 provided integrally with the sash frame 7, and the exterior board 3 is mounted, a separate mounting bracket is not required unlike the related art. The exterior board 3 can be attached without using a fixing tool such as a screw or a nail. A mounting piece 4 of the exterior board 3 is provided between the pressing piece 5 and the wall base 2.
The exterior board 3 is mounted by press-fitting, so that the positioning and adjustment of the exterior board 3 can be easily performed, and the exterior board 3 can be easily adjusted by pattern matching and the like.

A groove 8 is formed on the edge of the rear surface of the exterior board 3.
The flange on the back side of the channel 8 is used as the mounting piece 4, and the mounting piece 4 of the exterior board 3 is press-fitted between the pressing piece 5 and the wall base 2 to attach the exterior board 3. It is also preferable to have a feature. In this case, the channel member provided with the mounting piece 4 functions as a frame material of the exterior board 3, and the exterior board 3 is reinforced, so that the exterior board 3 can be prevented from cracking and warping, and at the same time, the exterior board 3 can be easily handled. Become.

[0007] Further, a waterproof layer 9 is formed on the surface of the wall base 2 at a portion where the mounting board 4 of the exterior board 3 is mounted by press-fitting the mounting piece 4 between the pressing piece 5 and the wall base 2. preferable. In this case, the waterproof layer 9 can prevent rainwater from entering the inside of the wall from between the exterior board 3 and the sash frame 7 of the opening 6.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS A rectangular opening 6 is provided in an outer wall 1 for forming a window or the like. As shown in FIG. 1, a wall base 2 of the outer wall 1 includes a metal frame 10 such as a channel,
Wooden base materials 11a, 11 integrally formed along the frame 10
b, etc., and a heat insulating material such as glass wool is loaded therein as necessary. The exterior wall 1 is formed by attaching the exterior board 3 to the outdoor side of the wall foundation 2 and attaching the interior board 12 to the indoor side of the wall foundation 2. A groove 8 serving as a frame material is attached to an edge on the back side of the exterior board 3, and an indoor flange of the groove 8 is provided as a mounting piece 4. , The exterior board 3 is attached. The interior board 12 is formed of a particle board 12a and a moisture-proof gypsum board 12b with polystyrene. The exterior board 3 is provided with a pattern joint groove on the surface, and is, for example, a deeply carved pattern in which the depth of the pattern joint groove is 3 mm or more. A waterproof layer 9 is formed by integrally attaching a waterproof tape such as a butyl rubber tape to the outdoor surface of the wall base 2.

A sash frame 7 made of a metal such as aluminum is fitted and mounted on the outdoor side of the opening 6 of the outer wall 1. On the upper surface of the upper frame 7a of the sash frame 7, a fixing piece 14 is integrally provided so as to stand up.
The fixing piece 14 is fixed to the base material 1 with a fixing tool 15 such as a screw.
1b is attached via a waterproof layer 9. The projecting piece 16 at the indoor end of the sash frame 7 is fixed to the base material 11b with a fixing tool 17 such as a nail. A pressing piece 5 is integrally provided at an upper end portion of the fixing piece 14, and an insertion gap 18 is provided between the pressing piece 5 and the waterproof layer 9 of the wall base 2. An upper portion of the pressing piece 5 has an insertion guide portion 5a that spreads out toward the outside as the upper portion. The exterior board 3 of the outer wall 1
Is attached later after the sash frame 7 is attached. The lower end of the exterior board 3 is pressed against the watertight material 19 previously attached to the upper surface of the upper frame 7a of the sash frame 7, and the channel member 8 is formed.
Is inserted into the insertion gap 18 between the pressing piece 5 and the waterproof layer 9. At this time,
Insertion gap 18 formed by lower end of mounting piece 4 and pressing piece 5
A clearance C of about 2 mm is provided between the lower end of the outer board 3 and the horizontal pattern of the outer board 3 and the outer board 3 adjacent to the outer board 3 can be matched with the clearance C. At the upper end of the exterior board 3, a fixing piece 20 is attached to the base material 11a by a fixing tool 21 such as a screw or a nail.
It is attached by sticking at.

A hanging piece 22 is provided on the indoor side of the upper frame 7a of the sash frame 7, and a groove 23 having a U-shaped cross section is opened on the indoor side at the upper end of the indoor side surface of the hanging piece 22. The horizontal piece 24 is provided at the lower end of the indoor side surface of the hanging piece 22 so as to project horizontally toward the indoor side. A rising section 25 is provided so as to rise. An opening frame member 26 having a substantially L-shaped cross section is attached to the indoor side of the opening 6, and the outdoor end of the opening frame member 26 is fitted into the groove 23 and attached.

The outer wall 1 is assembled as described above.
In the upper part of the upper frame 7a of the sash frame 7, primary water blocking is performed by the watertight material 19 interposed between the lower end of the exterior board 3 and the upper surface of the upper frame 7a, and the fixing piece 14, the mounting piece 4, and the wall base The second waterproof layer 9 is provided between the waterproof layer 9 and the second waterproof layer 9 to prevent water from infiltrating into the wall base 2 so as to be completely stopped. Therefore, even if the exterior board 3 has a deeply carved pattern on its surface, it is possible to reliably prevent rainwater from entering. In the description of the above-described embodiment, the exterior board 3 in a portion above the upper frame 7a of the sash frame 7 is described.
Although the mounting structure of the exterior board 3 as described above is mainly described, the exterior board 3 on the side of the vertical frame on both sides of the sash frame 2 and the exterior board 3 below the lower frame of the sash frame 2 The mounting can be similarly performed.

[0012]

As described above, according to the present invention, a pressing piece is provided integrally with the sash frame at the edge of the opening of the outer wall, and a mounting piece of the outer wall board is press-fitted between the pressing piece and the base of the wall. Since the board is attached, the exterior board can be attached without using a separate fixture as in the related art, and without using fixing tools such as screws and nails. By eliminating the need for a separate mounting bracket, the number of parts can be reduced and the construction can be simplified. In addition, since fasteners such as screws and nails are not used, parts where the fasteners are driven are used. There is no danger of water infiltration from the surface, and there is no danger of appearance deterioration. In addition, since the mounting piece of the exterior board is mounted by pressing the mounting piece of the exterior board between the pressing piece and the base of the wall, the positioning and adjustment of the exterior board can be done easily, and the pattern of the exterior board can be easily adjusted. You can do it.

[0013] In the invention according to claim 2 of the present invention, a groove is provided at an edge of the back surface of the exterior board, and a flange on the back surface side of the groove is used as a mounting piece, and a pressing piece is provided. Since the exterior board was mounted by press-fitting the exterior board mounting piece between the wall base and the exterior board, the channel material providing the mounting piece functions as the exterior board frame material, reinforcing the exterior board and cracking the exterior board This can prevent warping and warping, and at the same time facilitate handling of the exterior board.

Further, in the invention according to claim 3 of the present invention, a waterproof layer is formed on the surface of the wall foundation at a portion where the exterior board is mounted by press-fitting a mounting piece of the exterior board between the pressing piece and the wall foundation. Therefore, the waterproof layer can prevent rainwater from entering the inside of the wall from between the exterior board and the sash frame at the opening.

[Brief description of the drawings]

FIG. 1 is a partially cutaway sectional view of an example of an embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Outer wall 2 Wall base 3 Exterior board 4 Mounting piece 5 Pressing piece 6 Opening 7 Sash frame 8 Channel material 9 Waterproof layer

Claims (3)

(57) [Claims] 1. A provided the rear surface of the edge to Installing with pieces of the outer board disposed on the weather side of the wall base of the outer wall, the outer wall for attaching the outer board and sandwiched between the mounting piece and the pressing piece and wall base In the structure, a pressing piece is provided integrally with the sash frame at the edge of the opening of the outer wall, and a mounting piece of the outer wall board is press-fitted between the pressing piece and the wall base to mount the exterior board. Exterior wall structure. 2. A groove is provided on an edge of the back surface of the exterior board, and a flange on the back side of the groove is used as a mounting piece, and a mounting piece of the exterior board is press-fitted between the pressing piece and the wall base. 2. The structure of the outer wall according to claim 1, wherein the exterior board is attached to the outer wall. 3. A waterproof layer is formed on the surface of the wall base at a portion where the exterior board is mounted by press-fitting a mounting piece of the exterior board between the pressing piece and the wall base. Exterior wall structure.