JP2845784B2 - Two-by-four residential wall panel - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a two-by-four residential wall panel.

[0002]

2. Description of the Related Art The construction of a wall material in a conventional two-by-four construction method is performed as follows. First, wall structural members (upper and lower frames and vertical frames) with an outdoor structural plywood stretched thereon are raised one by one on a platform constituting a floor, and adjacent wall frame structural members and a lower frame and a platform are stacked. And nail the whole wall together. Then, at the time of interior decoration work, after attaching insulation material such as glass wool from the inside, the gypsum boards constituting the indoor side are attached to the upper and lower frames and vertical frames, and furthermore, wallpaper application, cloth application, tile application, etc. And finish.

[0003]

As described above, in the construction of a wall material in the conventional two-by-four construction method, a work step of raising the structural plywood, a work step of attaching a heat insulating material, and a gypsum board Since it is necessary to carry out the work process of attaching the material on site, there are many problems in heat insulation and airtightness, and the construction of the wall material requires a great deal of time and labor.

[0004] Therefore, in advance, the formwork material, structural plywood,
By manufacturing a wall panel in which a gypsum board and a heat insulating material are integrated at a factory, it is conceivable to reduce the number of work steps on site. For example, it is conceivable to form a heat insulating material by injecting and foaming a foaming agent into a closed space formed by attaching the formwork material, the structural plywood, and the gypsum board to each other. However, the use of such an integrated wall panel has the disadvantage that it becomes difficult to join the wall panel to a member adjacent to the wall panel (adjacent wall panel or platform).

The present invention has been made in view of the above-mentioned conventional problems, and can significantly reduce the number of work steps on site, and can surely join a member adjacent to the wall panel to the wall panel. It is intended to provide a two-by-four residential wall panel.

[0006]

The present invention has the following arrangement to achieve the above object. In other words, the invention of claim 1 is a wall frame assembly in which the upper and lower frames and the vertical frame are assembled, an outdoor-side structural plywood and an indoor side gypsum board stuck to both surfaces of the wall frame assembly, a wall frame assembly, and a structure. A two-by-four residential wall panel formed beforehand with a foam filled in a closed space formed by a plywood and a gypsum board before the construction, wherein the gypsum board has a member adjacent to the wall panel and forming a hole for cancer insertion nailing for joining the wall framework material, gypsum board side of the foam
In the part, a groove for conducting electric wiring in the wall panel is
It is formed along the hand direction, and the lower end of the structural plywood is
And extend this extension along the outer surface of the joist.
A two-by-four residential wall panel characterized in that the extended portion is nailed to a joist .

According to a second aspect of the present invention, the foam is a structural plywood.
A convex along the longitudinal direction of the vertical frame on the surface of the wall frame
State in which the mold member having the convex portion is arranged with the convex portion facing inward.
Closed with structural plywood, wall frame assembly and profile
The two-by-four residential wall panel according to claim 1 , wherein the foaming agent is formed by injecting and foaming a foaming agent into the space .

According to the present invention, even if a wall panel in which the formwork, structural plywood, gypsum board and heat insulating material are integrated in advance is used, the wall panel is adjacent to the wall panel using the nailing holes. The member and the wall panel can be joined by nailing.

According to the present invention, the lower end of the structural plywood is extended below the lower frame, and the extended portion is nailed to a joist supporting the platform, so that the wall panel is more firmly attached to the platform. To increase the earthquake resistance.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of the wall panel of the present embodiment. FIG. 2 is a horizontal sectional view of the wall panel. 3A to 3E are cross-sectional views illustrating a method for manufacturing the wall panel. FIG. 4 is a view showing a joint structure at a lower end portion of the wall panel.

As shown in FIGS. 1 and 2, a two-by-four residential wall panel (hereinafter, referred to as a wall panel) 20 of the present embodiment includes a wall frame assembly 6 in which an upper and lower frame 2 and a vertical frame 4 are assembled, and a wall frame assembly. A structural plywood 8 on the outdoor side and a gypsum board 16 on the indoor side attached to both surfaces of the material 6, a wall frame assembly 6,
A foam body 18 filled in a closed space formed by the structural plywood 8 and the gypsum board 16 is integrally formed in advance before construction, and the gypsum board 16 has a member adjacent to the wall panel 20. A hole 22 for nailing is formed for joining the frame member 6 and the wall frame member 6. This hole 22
A plurality of gypsum boards 16 are formed in the vicinity of the outer peripheral edge of the gypsum board 16 at predetermined intervals along the vertical and horizontal directions, and are formed on the gypsum board 16 before the wall panel 20 is manufactured.

Here, a method of manufacturing the wall panel 20 will be briefly described for each step with reference to FIG. (First Step) First, as shown in FIG. 3A, a structural plywood 8 is attached to a wall frame assembly 6 (see FIG. 1) in which the upper and lower frames 2 and the vertical frame 4 are assembled. The upper and lower frames 2 are composed of two sheets on the upper side and one sheet on the lower side. (Second Step) Next, as shown in FIG. 3B, the surface (the upper surface in the figure) of the wall frame assembly 6 opposite to the structural plywood 8 is
Mold member 10 having convex portion 10a along the longitudinal direction of vertical frame 4
Are arranged with the convex portions 10a facing inward. This molding 10
Is made of a plastic in which irregularities are continuously formed. After placing the mold member 10 on the upper surface of the wall frame assembly 6, the mold member 10 is pressed down using a predetermined jig. (Third Step) As a result, a space closed by the structural plywood 8, the wall frame assembly 6, and the mold 10 is formed.
As shown in (c), a foaming agent is injected and foamed into the closed space. Specifically, after injecting the injection hole 12 from the side in the vertical frame 4 and attaching the injection hose 14 to the injection hole 12,
For example, a hose for injection of a foaming agent such as rigid urethane foam.
4 and injected with an injection gun, and kept as it is until curing of the injected foaming agent is completed. (Fourth Step) As shown in FIG. 3D, when the foaming agent has sufficiently hardened, the mold member 10 is removed from the wall frame member 6. (Fifth Step) Then, as shown in FIG. 3 (e), the gypsum board 16 on the indoor side is attached to the surface of the wall frame assembly 6 opposite to the structural plywood 8 to complete the process. The concave groove 18a of the foam 18 formed by the convex portion 10a of the mold 10
Are grooves for electrical wiring in the panel.

According to the present embodiment constructed as described above, the wall panel 2 in which the formwork material 6, the structural plywood 8, the gypsum board 16 and the foam 18 as the heat insulating material are integrated in advance.
0, the wall panel 2 can be formed using the nailing holes 22.
The member adjacent to 0 (adjacent wall panel, platform, etc.) and the wall panel 20 can be joined by nailing. As a specific method, a part of the foam 18 is cut out from the hole 22, and a tip of a predetermined nail gun is inserted into the cut part, so that the right and left adjacent wall panels and the left and right vertical frames 4 are inserted. After the nailing of the lower frame 2 and the platform is performed, the portion where the foam 18 has been cut out and the hole 22 are filled with gypsum. If the wall panel 20 and an adjacent member are bonded with an adhesive and nailing and bonding are used together, the wall panel 20 can be more firmly joined.

Further, in the present embodiment, as shown in FIG. 4, the lower end of the structural plywood 8 is extended below the lower frame 2, and the extended portion 8a is made to extend along the outer surface of the joist 24. The extended portion 8a is joined to the joist 24 with a nail 26. Thereby, the wall panel 20 is connected to the platform 2
8 can be more firmly fixed, and the seismic strength can be increased. Of course, in this case as well, bonding and nailing may be used together.

This embodiment is a preferred embodiment of the present invention, and the technical scope of the present invention is not limited to this embodiment.

[0016]

As described above, according to the present invention, in a two-by-four wall panel for a house, the number of man-hours required on site can be greatly reduced, and the joining between the member adjacent to the wall panel and the wall panel can be ensured. And the seismic strength can be increased.

[Brief description of the drawings]

FIG. 1 is a perspective view of a wall panel according to an embodiment.

FIG. 2 is a horizontal sectional view of the wall panel according to the embodiment.

3A and 3B are diagrams illustrating a method of manufacturing the wall panel according to the embodiment, wherein FIG. 3A illustrates a first step, FIG. 3B illustrates a second step, and FIG. (D) is a diagram showing a fourth process, and (e) is a diagram showing a fifth process.

FIG. 4 is a view showing a joint structure at a lower end portion of the wall panel according to the embodiment.

[Explanation of symbols]

 2 Upper and lower frame 4 Vertical frame 6 Wall frame assembly 8 Structural plywood 8a Extended part 16 Gypsum board 18 Foam 20 Two-by-four residential wall panel 22 Nail hole 24 Joist

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int.Cl. ⁶ , DB name) E04B 1/10 E04B 1/80 E04C 2/30 E04C 2/36 B32B 5/18

Claims (2)

(57) [Claims] 1. A wall frame assembly in which upper and lower frames and a vertical frame are assembled, an outdoor structural plywood and an indoor gypsum board adhered to both surfaces of the wall frame assembly, a wall frame assembly, a structural plywood and gypsum A two-by-four residential wall panel in which a foam filled in a closed space formed by a board is integrally formed in advance before construction, wherein the gypsum board includes a member adjacent to the wall panel and a wall frame assembly. forming a hole for cancer insertion nailing for joining the door, electrical distribution on the wall panel to the gypsum board side of the foam
A groove for making a line is formed along the longitudinal direction of the vertical frame, and the lower end of the structural plywood is extended below the lower frame, and
Extend the extended part along the outer surface of the joist and
Wall panels for two-by-four houses, characterized by nailed at the corners . 2. A foam frame comprising a wall frame opposite to the structural plywood.
Form material having a convex part along the longitudinal direction of the vertical frame on the surface of the assembled material
With the convex portions facing inward,
Foaming agent in the space closed by the board, wall frame assembly, and mold
2. The two-by-four residential wall panel according to claim 1, wherein the wall panel is formed by injection foaming .