JP3446455B2 - Interior materials - Google Patents

Description

Detailed Description of the Invention

[0001]

[Object of the Invention]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an interior material, and more particularly, it constitutes a wall surface in a bathroom which is required to be watertight and a washroom adjacent to the bathroom.

[0002]

2. Description of the Related Art Instead of a conventional wet construction method,
Various interior materials have been proposed that enable a dry construction method that requires a short construction time and is hassle-free. For example, the actual Kaihei 6-10
In No. 471, a plurality of tile pieces are adhered to the surface of the panel body, and a fitting projection piece is provided on one side so as to project laterally, and a fitting opening concave portion of a side opening into which the fitting projection piece is fitted is provided on the other side surface. There is disclosed an interior material formed with.

The inner wall surface can be formed by connecting the interior materials in series, but in a bathroom or the like where watertightness is required, some kind of sealing structure is required at the connecting portion. A waterproof sealing piece is used as a sealing means in the interior material disclosed in the prior art. Referring to FIG. 6, a fitting protrusion 32, a first waterproof sealing piece 33, and a second waterproof sealing piece 34 are provided on one side portion 31 of the interior material 30. By connecting one side portion having such a structure to the other side portion having the fitting recessed portion 35, the waterproof seal piece is fitted and the watertightness of the connecting portion is obtained.

The above-mentioned interior material is generally formed by an extrusion molding method, but in order for the waterproof sealing piece to function reliably, the sealing piece is required to be a material having a high elasticity. . Therefore, other parts that originally do not require elasticity are formed of the same material, and there is a problem in terms of strength and flexibility of material selection.

[0005]

SUMMARY OF THE INVENTION It is an object of the present invention to provide an interior material having a large degree of freedom in selecting a material and having watertightness at a connecting portion.

[0006]

[Constitution of the invention]

In the interior material of the present invention, a pair of end members are connected in the width direction by an intermediate member interposed therebetween, and one of the end members has a protrusion for joining to its side. The other end member has a recessed portion into which the projection is fitted, and the pair of end members are formed of different materials.

As described above, since the interior member is composed of the end members made of different materials and the intermediate member interposed therebetween, the material of the end members is selected in consideration of the watertightness of the connecting portion. If selected, the degree of freedom of selection of the combination of the intermediate member and the end member is dramatically increased as compared with the conventional one.

In a preferred embodiment of the present invention, one of the end members is made of a soft material and the other is made of a hard material, so that the soft material has a waterproof function and the hard material has a function of increasing structural strength. Since it acts on, it is possible to provide an interior material having a reliable water tightness.

It is preferable to use vinyl chloride resin as the hard material and rubber material as the soft material. The combination of a light and excellent vinyl chloride resin and a rubber material fitted in the connecting portion and exerting a waterproof function further secures the above-mentioned action.

The end member is formed by extrusion molding and has a hollow structure in the extrusion direction, so that the weight can be reduced and the material cost can be suppressed.

Since a plurality of tiles can be placed on the upper surface of the interior material, it is possible to provide the interior material with a rich design.

The above-mentioned features and effects of the present invention, as well as other features and advantages, will be made clear by the description of the following embodiments.

[0013]

DETAILED DESCRIPTION OF THE INVENTION

1 is a perspective view showing an interior material 1 of the present invention, which comprises an intermediate member 2 and a pair of end members 3A and 3B. Makeup tiles 4 on top of the interior material 1
Are placed, and joints are provided between the tiles and on one side surface of one of the tiles adjacent to each other when the interior material 1 is connected. For the intermediate member 2 described above, urethane foam resin or the like having a heat insulating property is used. In addition to the extrusion molding method, the intermediate member is manufactured by press molding, injection molding, etc.
It can be selected according to the intended function. The end member 3A is provided with a protrusion 5 for joining and a hollow portion 6A. The end member 3B is provided with a concave portion 7 and a hollow portion 6B each having a shape into which the above-mentioned protrusion 5 is fitted. These end members 3
A and the end member 3B are formed by an extrusion molding method, and the hollow portions 6A and 6B respectively provided therein are provided for the purpose of reducing the weight.

In assembling the interior material 1, the intermediate member 2, the end member 3A and the end member 3B manufactured by the above-described method are prepared respectively, and the intermediate member 2 is sandwiched between the end member 3A and the end member 3B. Unify. In the embodiment, both ends are fitted by providing the end member with the concave portion and the intermediate member with the convex portion, but it is also possible to simply bond the single surface with an adhesive.

FIG. 2 shows a state in which a plurality of interior materials 1 of the present invention are continuously provided. Here, six interior materials with tiles mounted on the upper surface are continuously provided. A connecting portion 8 is formed between the individual interior materials.

Next, the detailed structure of the connecting portion 8 of the present invention will be described with reference to FIGS. FIG. 3 shows the interior material 1 of the present invention.
Is a state in which they are about to be installed in series. FIG. 4 shows a state where the interior material 1 of the present invention has been installed in series. Referring to FIG. 3, when fixing the interior material 1,
First, the end member 3B is fixed by nailing it with the nail 9, and then the projection 5 of the adjacent interior material 1 is fitted into the concave portion 7 of the interior material 1 fixed by nailing so that the end member 3A and the end member 3B. Link. This is repeated as many times as necessary to successively install the interior material 1. Referring to FIG. 4, the projection 5 of the end member 3A and the recess 7 of the end member 3B are fitted into the continuous portion 8 to achieve watertightness. In order to ensure water tightness, it is preferable that the end member 3A is made of a hard material and the end member 3B is made of a soft material. Specifically, if a vinyl chloride resin is used as the hard material and a rubber material is used as the soft material, the hard protrusions 5 and the soft recesses 7 are firmly fitted, so that the watertightness becomes firm.

FIG. 5 shows a second embodiment of the present invention. In this embodiment, the end members 3C and 3D having a watertight structure are provided continuously not only in the width direction but also in the length direction of the interior material 1. By doing so, the watertightness of the interior material 1 is further improved. Although not shown, the structures of the end members 3C and 3D provided in the length direction are the same as those of the end member 3 described above.
The same applies to A and the end member 3B.

Although specific embodiments of the present invention have been described above, the present invention is not limited to these. For example, the end members 3A and 3B are each made of an elastomer,
Various design changes can be made such as being formed of aluminum or mounting an inorganic plate, a glass plate or the like instead of the tile.

[0019]

As described above, in the interior material of the invention of the present invention, the pair of end members are connected in the width direction by the intermediate member interposed therebetween, and one of the end members has its side edge. The joining projection, and the other end member has a recessed portion into which the projection is fitted, and since the pair of end members are formed of different materials, the watertightness of the connecting portion is taken into consideration. If the material of the end member is selected, the degree of freedom of selection of the combination of the intermediate member and the end member is greatly increased as compared with the conventional one. This makes it possible to reduce the cost and weight of the interior material.

In a preferred embodiment of the present invention, one of the end members is made of a soft material and the other is made of a hard material, so that the soft material has a waterproof function and the hard material has a function of increasing structural strength. It is possible to provide an interior material having both watertightness and strength.

Further, as the hard material, vinyl chloride resin,
If a rubber material is used as the soft material, the above-mentioned action is further ensured.

The end member is formed by extrusion molding and has a hollow structure in the extrusion direction, so that the weight can be reduced and the material cost can be suppressed.

Since a plurality of tiles can be placed on the upper surface of the interior material, it is possible to provide the interior material with a rich design.

[Brief description of drawings]

FIG. 1 is a perspective view showing the present invention.

FIG. 2 is a perspective view showing a state in which a plurality of the present invention are continuously arranged.

FIG. 3 is a partially cutaway cross-sectional view showing a state in which the present invention is being provided in series.

FIG. 4 is a partially cutaway cross-sectional view showing a state where the connection of the present invention is completed.

FIG. 5 is a plan view showing a second embodiment of the present invention.

FIG. 6 is a partially cutaway sectional view showing a conventional technique.

[Explanation of symbols]

1: Interior material 2: Intermediate member 3A: End member 3B: End member 3C: End member 3D: End member 4: tile 5: Protrusion 6A: hollow part 6B: hollow part 7: recess 8: Connection section 9: Nail

─────────────────────────────────────────────────── --- Continuation of the front page (56) References JP-A-6-57916 (JP, A) JP-A-9-41554 (JP, A) JP-A-5-156782 (JP, A) Actual development Sho-59- 126036 (JP, U) Actually opened 56-110231 (JP, U) Actually opened 4-1941 (JP, U) Actually opened 63-85707 (JP, U) Actually opened 60-141313 (JP, U) Actual Kaihei 7-28939 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) E04F 13/08 E04B 2/72 E04H 1/12

Claims (5)

(57) [Claims] 1. A pair of end members are connected in the width direction by an intermediate member interposed between them, and one of the end members has a protrusion for joining to its side and the other end member has the protrusion fitted therein. An interior material having a concave portion having a shape, wherein each of the pair of end members is formed of a different material. 2. The interior material according to claim 1, wherein one of the end members is made of a hard material and the other is made of a soft material. 3. The interior material according to claim 2, wherein the hard material is a vinyl chloride resin and the soft material is a rubber material. 4. The end member is formed by extrusion molding and has a hollow structure in the extrusion direction.
The interior material according to any one of claims 1 to 3 . 5. any one of claims 1 to 4, wherein a plurality of tiles are placed on the upper surface of the interior material
Interior material according to.