JPH0842102A - Outer wall material, its constructing work method and its joint structure - Google Patents

Abstract

PURPOSE:To provide an outer wall material by which construction work is facilitated by making a sealing material difficult to stick to a surface and whose joint can be excellently matched to external appearance by forming a decorative groove on a surface of the outer wall material, forming a decorative surface in a shape such as corresponding to external appearance of the decorative groove after construction work, and forming the end surface side of the decorative surface as a step part. CONSTITUTION:A decorative groove 1 is formed on a surface of an outer wall material. A decorative surface 3 having a shape almost corresponding to one side part on the sealing end surface 2 side of the groove 1 is formed on the sealing end surface 2. At the same time, the end surface side of the decorative surface 3 is projected, and a step part 4 is formed. Since a pressing-down jig 7 is slid on a horizontal surface thereby by using the step part 4 as a guide, it can be easily slid along a joint part. Therefore, a sealing material is easily filled in a joint clearance 6, and the outer wall material whose joint is excellently matched to external appearance after construction work, can be formed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outer wall material, a construction method thereof and a joint structure thereof.

[0002]

2. Description of the Related Art Conventionally, an outer wall material having a decorative groove 1 and irregularities on its surface as a decorative pattern has been used.
As shown in FIG. 8, such an outer wall material has a hat type joiner 5 fixed to a wall base material, and then the sealing end surface 2 of the outer wall material is brought into contact with both sides of the convex portion of the joiner 5 to form a joint gap 6 Is formed. The surface of the outer wall material on the end side is masked, and the joint gap 6 is filled with a sealing material using a pressing jig 7 or the like.

Thus, the aesthetically pleasing outer wall material is used without water or the like entering through the joints.

[0004]

However, in the above-mentioned conventional example, the surface of the outer wall material is provided with irregularities for decoration, and the irregularities disturb the filling of the sealing material. The holding jig is difficult to operate. Therefore, the sealing material overflows from the joints and easily adheres to the surface of the outer wall material, so that careful attention is required for the construction, which is troublesome, and there is a problem in that the joints are unpleasant and aesthetically unfavorable. It was In particular, if the sealing material is adhered to the surface of the outer wall material, the adhered portion is discolored due to a change in diameter and becomes conspicuous as dirt, which is not preferable.

The present invention has been made to solve the above problems, and its purpose is to make the sealing material less likely to adhere to the surface of the outer wall material for easy construction, and moreover, the joint. Outer wall material that matches the appearance well,
To provide the construction method and the joint structure.

[0006]

According to a first aspect of the invention for solving the above-mentioned problems, a decoration groove is formed on a surface of an outer wall material, and a decoration having a shape substantially corresponding to one side portion on the sealing end face side of the decoration groove. The surface is formed as a sealing end surface, and the end surface side of this decorative surface is slightly projected to form a stepped portion.

According to the second aspect of the present invention, the outer wall material is arranged so as to have a joint gap, and the pressing jig is guided to the step portion formed on the sealing end surface of the outer wall material to fill the joint gap. It is characterized by doing.

According to a third aspect of the present invention, a hat-type joiner is fixedly provided on the wall base material, and the sealing end surface of the outer wall material according to the first aspect is brought into contact with both sides of the convex portion of the joiner to form a joint gap. The sealing material is filled in the joint gap.

According to a fourth aspect of the present invention, a subterranean projection is formed on the rear surface side of the sealing end surface, and the subterranean projection is brought into contact with the outer wall material to form an outer wall material on the front surface side of the subsurface projection. The stepped portion is guided by a pressing jig, and the sealing material is filled in the joint gap formed in the portion on the front side of the subterranean projection.

[0010]

According to the outer wall material of the present invention, the decorative groove formed on the surface has an aesthetic appearance, and the decorative surface formed on the sealing end surface is brought into contact with the sealing end surface after construction so that the decorative groove has an appearance. Since the shapes are almost the same, the aesthetic appearance of the whole after construction is not uncomfortable. Then, the step portion slightly protruding the end face side of the decorative surface improves the workability of the joint as described in the following method of construction.

In the construction method according to the second aspect of the present invention, since the holding jig slides on the horizontal surface of the step using the step as a guide, it can be easily slid along the joint. For this reason, the sealing material does not easily overflow, and the joint gap is filled cleanly without adhering to the surface of the outer wall material.

In the joint structure according to the third aspect of the invention, since the sealing end faces are butted against each other via the joiner, the joint gap is formed with a constant width.

In the joint structure according to the fourth aspect of the present invention, the joint gap is formed to have a constant width without using a joiner.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the outer wall material, its construction method, and its joint structure of the present invention will be described below with reference to FIGS. 1 to 7. 1 is a perspective view showing an outer wall material of this embodiment, FIGS. 2 to 5 are sectional views showing a joint structure of the outer wall material, and FIG. 6 or 7 shows a state in which the outer wall material is applied to a building. It is a side view which shows.

FIG. 1 is a perspective view showing an outer wall material of this embodiment. This outer wall material has a decorative groove 1 formed on the surface thereof, and substantially corresponds to one side portion of the decorative groove 1 on the sealing end face 2 side. The decorative surface 3 having the shape of the above is formed on the sealing end surface 2, and the end surface side of the decorative surface 3 is slightly projected so as to be formed on the step portion 4.

This outer wall material is provided with fine irregularities in addition to the decorative groove 1 on the surface, and has a high designability. The decorative groove 1 has various shapes such as a stepped shape or a rounded shape, in addition to the inclined surface shown in the figure, to enhance decorativeness. Therefore, the decorative surface 3 having a shape substantially corresponding to the one side portion 1a of the decorative groove 1 is also a decorative surface 3 having various shapes such as a stepped shape or a rounded shape.

The step portion 4 is formed by slightly projecting the end face side, and the projecting length 4a may be about 1 mm or more.

FIG. 2 is a sectional view showing a construction state of the outer wall material as described above. As shown in this figure, a hat type joiner 5 is fixedly installed on the wall base material, and this joiner 5 is fixed.
The sealing end surface 2 of the outer wall material having the step portion 4 is brought into contact with both sides of the convex portion to form a joint gap 6. And
The joint structure has a joint gap 6 filled with a sealing material.

In such a joint structure, the width 1w of the flat portion of the decorative groove 1 of the outer wall material is the width 6w obtained by adding the width of the joint gap 6 in the joint portion to the protruding length 4a of the step portions 4 on both sides. It is made to be almost equal. The angles θ of the decorative surface 3 are also substantially equal. Therefore, the joint portion after the construction has almost the same shape as the decorative groove 1 and is not conspicuous, and the overall appearance is uniform even after the construction so that the appearance does not feel uncomfortable.

FIG. 3 shows a state in which the holding jig 7 is guided by the step portion 4 formed on the sealing end surface 2 of the outer wall material to fill the joint material with the sealing material. That is,
The holding jig 7 is just fitted into the step portions 4 on both sides of the adjacent outer wall materials, and the sealing material is embedded in the joints by sliding on the horizontal plane of the step portions 4. Therefore, the pressing jig 7 slides smoothly because it is not affected by the uneven pattern on the surface of the outer wall material. A masking material 8 is provided to prevent the sealing material from adhering.

According to the above-mentioned construction method, since the holding jig 7 is guided by the step portion 4, it becomes easy to slide the holding jig 7 along the joint portion. The sealing material is less likely to stick out than the portion 4.

The step portion 4 can be implemented in a shape different from that shown in FIGS. 1 to 3, as described below.

In FIG. 4, the decorative surface 3 has a rounded shape, and the end surface side of the decorative surface 3 is formed into a stepped portion 4 slightly recessed. The pressing surface 7a of the pressing jig 7 is formed in an indented arch shape, and the foot portion of this arch slides on the horizontal plane of the stepped portion 4.

According to the joint structure as described above, the sealing material can be raised in an arch shape in the joint gap 6 and can be applied to the decorative groove 1 having the ridge 1b at the center. it can. Further, the pressing surface 6a may be formed in various shapes to obtain joint surfaces of various shapes.

FIG. 5 shows the joint structure shown in FIG.
Underground projections 9 are provided on the back side of the sealing end surface 2. Then, an outer wall material is arranged by abutting the subterranean projections 9, and the pressing jig 7 is guided to the step portion 4 formed on the front side of the subterranean projections 9 to remove the sealing material from the subterranean projections 9. The joint gap 6 formed in the front side portion is filled.

Therefore, the basement protrusion 9 is the joiner 5.
The joint gap 6 can be formed to have a constant width without using the joiner 5.

FIG. 6 or FIG. 7 shows a side surface of a building to which the above-mentioned outer wall material is applied. FIG. 6 shows a long outer wall material horizontally and FIG. 7 vertically. Is. This outer wall material has a length of about 3 m and a width of about 45 cm. Further, since joints cannot be formed in the longitudinal direction by actual joining, the short side in the width direction serves as the sealing end surface 2 to form the joint gap 6 to form the joint structure described above.

As described above, the entire outer wall thus constructed has a joint portion having substantially the same shape as the decorative groove 1 so that it is not conspicuous, and the overall appearance is unified so that the appearance is not uncomfortable. ing. Therefore, when the decorative groove 1 on the outer wall is, for example, a tile pattern or a brick pattern,
The appearance is as if the whole is made up of tiles or bricks, which is preferable.

[0029]

According to the invention of claim 1, since the outer wall material having a decorative groove on the surface and having an aesthetic appearance has a decorative surface on the sealing end surface that matches the decorative groove, After the construction, the overall appearance is unified and the appearance does not feel uncomfortable. Further, the step portion of the sealing end surface facilitates filling the joint gap with the sealing material, so that the sealing material is less likely to adhere to the surface of the outer wall material and the construction is easy.

Therefore, the workability such as the sealing work for the joint gap is improved, and the joint is an outer wall material that matches well with the appearance after the construction.

In the construction method according to the second aspect of the present invention, since the pressing jig for the sealing material is guided by the step portion, it is easy to slide the pressing jig along the joint portion. Therefore, the sealing material is less likely to protrude from this step.

In the joint structure according to the third aspect of the present invention, the joint gap is formed with a constant width by the hat-type joiner fixed to the wall base material. Since the pressing jig guided by the stepped portion of the outer wall material can slide over the joint gap having a constant width, the sealing material is filled in the joint gap cleanly.

In the joint structure according to the fourth aspect of the present invention, the basement projection functions as a joiner in the joint structure according to the third aspect of the present invention, the joint gap is formed with a constant width, and the sealing material is formed. Is to be filled in the joint gap cleanly.

[Brief description of drawings]

FIG. 1 is a perspective view showing an outer wall material according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a joint structure in a construction state of the outer wall material of the same.

FIG. 3 is a cross-sectional view showing a joint structure of the same outer wall material in a construction state.

FIG. 4 is a cross-sectional view showing a different joint structure in a construction state of the same outer wall material.

FIG. 5 is a cross-sectional view showing a different joint structure in a construction state of the same outer wall material.

FIG. 6 is a side view showing a building in which an outer wall material is constructed in the same as above.

FIG. 7 is a side view showing a building in which an outer wall material is constructed in the same as above.

FIG. 8 is a cross-sectional view showing a conventional outer wall material and a joint structure thereof.

[Explanation of symbols]

 1 Decorative groove 2 Sealing end face 3 Decorative surface 4 Step 5 Joiner 6 Joint gap 7 Holding jig 8 Masking material 9 Underground protrusion

Claims (4)

[Claims] 1. A decorative groove is formed on a surface of an outer wall material, and a decorative surface having a shape substantially corresponding to one side portion of the decorative groove on the sealing end surface side is formed on the sealing end surface, and the end surface side of the decorative surface is slightly formed. An outer wall material characterized in that it is formed so as to protrude to a step and is formed in a step portion. 2. The outer wall material is arranged so as to have a joint gap, and the sealing jig is filled in the joint gap by guiding a pressing jig to a step portion formed on a sealing end surface of the outer wall material. Exterior material construction method. 3. A hat-type joiner is fixed to a wall base material, and the sealing end surfaces of the outer wall material according to claim 1 are abutted on both sides of the protrusions of the joiner to form a joint gap, and the sealing material is a joint. Joint structure of outer wall material characterized by filling in the gap. 4. An underground wall projection is formed on the back surface side of the sealing end surface, and the underground wall projection is brought into contact with the outer wall material,
An outer wall formed by guiding a pressing jig to a step formed on the sealing end surface on the front side of the subterranean projection, and filling the sealing material into the joint gap formed on the front side of the subterranean projection. Joint structure of wood.