JP2001227077A - Joint structure of external wall, joint tape, and method for executing joint of external wall - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a joint structure of an external wall, a joint tape, and a method for executing joint of the external wall in which the joint structure can be executed by a simple method, and a construction period can be shortened. SOLUTION: The elastic joint tape 14 is stuck to a joint portion 13 in which a pair of walls plates 12, 12 are provided by butting both side edges 12a, 12a against each other between building units 11 adjacent to a unit building 10 across side edge portions 12a, 12a of wall plates 12, 12 along the joint portion 13, and decorative tiles 8, 8 are stuck thereto with an adhesive 22 interposed from above the joint tape 14.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint structure of an outer wall, a joint tape and an outer wall joint construction method for closing a joint between adjacent building units or an outer wall member, such as a unit house.

[0002]

2. Description of the Related Art A conventional joint structure of an outer wall of a building such as a unit house is disclosed in Japanese Utility Model Application Laid-Open No. 4-21 shown in FIG.
The one described in Japanese Patent Publication No. 396 is known.

[0003] In such a case, the exterior material 2 of the outer wall 1 is used.
An elastic layer 6 in which a sealant 4 is filled in joints 3 at predetermined intervals formed between the two and an elastic cloth 5 is embedded on the surface of the sealant 4 is provided.

[0004] A mortar layer 7 is formed on the surface of the elastic layer 6, and decorative tiles 8, 8 are attached to the mortar layer 7 via an elastic paint layer 9.

Next, the operation of the conventional joint structure of the outer wall will be described.

[0006] In the prior art thus constructed, a mortar layer 7 is formed on the surface of an elastic layer 6 in which the elastic cloth 5 is buried, and the mortar layer 7 is provided with a decorative tile 8, 8 is stuck.

Therefore, even if fine cracks occur in the mortar layer 7, the decorative tiles 8,
8 can be prevented from being cracked.

As another joint structure of the outer wall of this kind, one of the back surfaces of the decorative tiles 8 at a position straddling both the exterior materials 2 and 2 is fixed with mortar, and the other is elastic after curing. The one described in Japanese Patent Publication No. 5-28303 and attached to a base material using an adhesive having

[0009]

However, the conventional joint structure of the outer wall has the following problems.

That is, at the construction site, after filling the sealant 4, the elastic layer 6 is formed with an elastic putty such as an elastic acrylic material while burying the elastic cloth 5, and is dried and cured. 7 must be applied.

For this reason, the joint processing of the outer wall, which is an outdoor work that is easily affected by the weather, must be performed while repeatedly filling and drying and curing, and there is a problem that it is difficult to shorten the construction period. .

It is an object of the present invention to solve the above problems and to provide a joint structure of an outer wall, a joint tape, and a joint method of an outer wall, which can perform a joint structure by a simple method and can shorten a construction period. It is an object.

[0013]

In order to solve the above-mentioned problems, according to the first aspect of the present invention, a pair of wall plates abut both side edges between building units arranged adjacent to each other. A joint tape having elasticity is attached to the joint portion provided so as to straddle the side edge portion of the wall plate material along the joint portion, and an adhesive is interposed from above the joint tape. It features a joint structure of the outer wall where decorative tiles are attached.

[0014] In the above construction, the joint tape having elasticity is attached along the joint so as to straddle the side edge of the wall plate material, and the joint tape is provided. A decorative tile is stuck on the tape with an adhesive interposed.

[0015] For this reason, the waterproofing work is completed by the joint tape, the work can be easily carried out without the time required for drying and curing as in the prior art, and the construction period can be shortened.

Further, since the joint tape has elasticity, the joint tape absorbs the distortion between the two wall plate members, and there is no fear that cracks or the like are generated in the tiles.

According to the second aspect of the present invention, a pair of wall panels, each having a predetermined distance from the side edge and having a wall plate material attached thereto, are provided on the joint portion provided with the side edges facing each other. A joint-blocking wall plate is stuck so as to be substantially flush with the wall plate so as to straddle the side edge portion, and further, an adhesive is interposed on the joint-blocking wall plate and the wall plate, and a decorative tile is provided. It is characterized by the joint structure of the outer wall to which is attached.

According to the second aspect of the present invention, the waterproofing is completed by the joint tape attached along the joint so as to straddle the side edge of the wall. As described above, it is possible to easily perform the work without taking much time for the dry curing, and to shorten the construction period.

Further, since the joint tape has elasticity, the joint tape absorbs the distortion between the two wall plate members, and there is no possibility that cracks or the like are generated in the tiles.

Further, since the joint closing wall plate is attached so that the surface thereof is substantially flush with the wall plate from above the elastic joint tape, the joint is not seen from between the tiles, and the appearance quality is further improved. Is good.

According to a third aspect of the present invention, a joint tape is provided so as to straddle both side edges at a butt portion between the joint closing wall plate and the wall plate. It is characterized by the joint structure of the outer wall.

According to the third aspect of the present invention, the joint tape is affixed so as to straddle both side edges at the abutting portion between the joint closing wall plate and the wall plate.

[0023] Therefore, a good waterproof structure can be formed in a short period of time.

According to the fourth aspect of the present invention,
The joint structure of an outer wall according to claim 2 or 3, wherein the pair of wall panels is a wall panel of a building unit arranged adjacent to a unit building.

According to the fourth aspect of the present invention, since the joint tape of the joint structure is used for the wall panel of the building unit arranged adjacent to the unit building, the unit construction method having a short construction period is useful. Does not impair the performance.

[0026] According to the fifth aspect of the present invention, the joint tape is provided with a silicon layer in a base made of an acrylic material, and the surface of the base is coated in advance with a surface. The joint tape used for the joint structure of the outer wall according to any one of claims 1 to 4, wherein the joint tape is provided.

According to the fifth aspect of the present invention, since the silicon layer is provided in the base material made of an acrylic material of the joint tape, the followability to distortion is further improved. Good absorption.

Further, since the surface of the base material is preliminarily coated, it is not necessary to separately apply a surface coating. In this respect, the construction period can be further reduced.

According to the sixth aspect,
Between the building units arranged adjacent to the unit building, a pair of wall plate members has elasticity so as to straddle the joint portion provided with the both side edges abutting on the side edge portion of the wall plate member, and have a joint. An outer wall joint construction method is characterized in that a tape is attached along the joint portion and a decorative tile is attached on the joint tape with an adhesive interposed therebetween.

According to the sixth aspect of the present invention, a pair of wall plate members is provided between the building units of the unit buildings arranged adjacent to each other at the joint portion provided with the both side edges facing each other. Is affixed.

Next, a decorative tile is attached from above the joint tape with an adhesive interposed therebetween.

By attaching the joint tape in this way, the number of construction steps at the construction site can be reduced, the time required for drying and curing can be eliminated, and the construction period can be shortened.

Therefore, the present invention is suitable for use in the construction of joints on the outer wall of a building composed of building units such as unit buildings characterized by a short construction period.

Further, according to the seventh aspect of the present invention, a pair of wall panels each having a predetermined distance from the side edge and having a wall plate material attached thereto are provided at the joint portion provided with the side edges facing each other. After the jointing wall plate is attached so as to be substantially flush with the wall plate so as to straddle the side edge, a decorative tile is attached on the joint closing wall plate and the wall plate with an adhesive interposed therebetween. It is characterized by the method of constructing the outer wall joints.

According to the seventh aspect of the present invention, a pair of wall panels on which a wall plate material is stuck at a predetermined distance from the side edge portion is provided at the joint portion provided with the side edge portions facing each other. A joint blocking wall plate is attached so as to straddle the side edge. Then, a decorative tile is stuck on the joint blocking wall plate material and the wall plate material, which are substantially flush with each other, with an adhesive interposed therebetween.

As described above, by attaching the joint tape formed in advance, the number of man-hours required at the construction site can be reduced, and the time required for drying and curing can be eliminated, thereby shortening the construction period.

Therefore, the present invention is suitable for use in the construction of joints on the outer wall of a building composed of building units such as unit buildings characterized by a short construction period.

Further, since the surfaces of the joint blocking wall plate and the wall plate are substantially flush with each other, the appearance quality after attaching the decorative tile is further improved.

[0039]

First Embodiment A first embodiment of the present invention will be described below with reference to the drawings. Parts that are the same as or equivalent to those in the conventional example will be described with the same reference numerals.

FIGS. 1 to 4 show Embodiment 1 of the present invention.
3 shows a joint structure of an outer wall, a joint tape, and an outer wall joint construction method.

First, the structure will be described. In the first embodiment, in the horizontal cross section of the joint 13 shown in FIG.
A pair of wall plate members 12, 12 are mounted between the wall units 11a, 11a of the building units 11, 11, respectively.

The wall plate members 12, 12 are formed on both side edge portions 12.
a, 12a along the joint portion 13 which is provided by abutting the side edges 12a, 12a of these wall plate members 12, 12.
An elastic joint tape 14 is attached so as to straddle a.

As shown in FIG. 3 or FIG. 4, the joint tape 14 is provided in a base material 15 made of an acrylic material.
A silicon layer 16 is provided, and an adhesive layer 17 made of an acrylic material is provided on the back side of the base material 15.

An adhesive layer 19 having a nonwoven fabric 18 is provided on the surface of the base material 15 of the joint tape 14.

Further, on the surface of the substrate 15, a joint reinforcing layer 20 of acrylic emulsion and a flat blow layer 21 of acrylic emulsion are provided in advance.

As shown in FIG. 4, the decorative tiles 8 are stuck on the joint tape 4 with an adhesive 22 interposed therebetween.

Next, the operation of the joint structure of the outer wall, the joint tape, and the joint method of the outer wall according to the first embodiment will be described.

In the joint structure, joint tape, and joint method of the outer wall of the outer wall according to the first embodiment configured as described above, for example, the building units 23a, 23a of the adjacent unit building 23 as shown in FIG. As shown in FIG. 1, the pair of wall plate members 12
a, 12a are elastically provided so as to straddle the side edges 12a, 12a of the wall plate members 12, 12, and are jointed with the joint reinforcing layer 21 and the flat blown surface in advance. A joint tape 14 having a layer 22 applied as a surface coating is attached along the joint portion 13.

Then, the decorative tiles 8 are stuck on the joint tape 14 with the adhesive 22 interposed therebetween.

As described above, the joint tape 14 having elasticity
Are attached along the joints 13 so as to straddle the side edges 12a of the wall plate members 12.

For this reason, the joint tape 14
The waterproof construction is completed, the work can be easily carried out without the time required for drying and curing as in the past, and the construction period can be shortened.

Further, the decorative tiles 8 are stuck on the joint tape 14 with the adhesive 22 interposed therebetween.

The joint tape 14 has elasticity due to the base material 15. Furthermore, even if the joint expands due to the insulating property of the silicon layer and the adhesive layer 17 is cut, breakage of the base material 15 is prevented. In this manner, the joint tape 14 absorbs the distortion between the two wall plate members 12, 12, and there is no possibility that cracks or the like are generated in the decorative tiles 8.

[0054]

Second Embodiment FIGS. 5 to 17 show a joint structure of an outer wall, a joint tape, and a method of constructing an outer wall joint according to a second embodiment of the present invention. The same or equivalent parts as those in the first embodiment will be described with the same reference numerals.

In the second embodiment, as shown in FIG. 14, the building unit 23a is constructed by connecting the girder to the girder and being arranged adjacent to each other. As shown in FIG. 15, a pair of wall plate members 12, 12 are spaced apart from the side edge portions 24b, 24b by a predetermined distance on the wall portions 24a, 24a of the outer wall portions 24, 24 of the building units 23a, 23a. Are attached so that the edge portions 12a are separated by a distance L.

The side edges 24b, 24b are placed along the joints 25 provided by abutting the side edges 24b.
A base waterproof tape 30 having elasticity is attached so as to straddle b and 24b.

As shown in FIG. 10, the joint tape 30 is provided with a butyl rubber adhesive 32 applied to the back surface of a polypropylene base sheet 31.

In the second embodiment, the joint blocking wall plate 27 is formed from a plurality of nails 2 so that the surface thereof is substantially flush with the wall plates 12, 12 from above the base waterproof tape 30.
7a are fixed.

Further, gasket members 28, 2 are provided between the wall plate members 12, 12 and the joint closing wall plate member 27.
8 are inserted, and the joint blocking wall plate 27 is inserted.
In the abutting portion between the gasket member 28 and the wall plate members 12, jointing tapes 26, 26 are attached so as to straddle these gasket members 28 from both side edges. The joint tape 26 is formed by providing the silicon layer 16 in the equipment 15 as shown in FIG.

The decorative tiles 8 are stuck on the joint closing wall plate members 27 and the wall plate members 12 with an adhesive 22 interposed therebetween.

Next, the operation of the joint structure of the outer wall, the joint tape, and the joint method of the outer wall according to the second embodiment will be described.

In the second embodiment, a pair of wall plate members 12, 12 are provided on building units 23a, 23a arranged adjacent to each other as shown in FIG. As shown in FIG. 6, the base material is stuck to the joint portion 25, which is attached at a distance and is provided with the both side edge portions 23 b, 23 b facing each other, so as to straddle these both side edge portions 23 b, 23 b. A waterproof tape 30 is attached along the joint 25.

Then, as shown in FIG. 7, the upper end of the joint blocking wall plate 27 is passed under the upper floor draining member 29 so as to close the joint 25, and is positioned as shown in FIGS. As shown in FIG. 5, the joint closing wall plate 27 is attached by nails 27a so that the surface thereof is substantially flush with the wall plate 12, 12 from above the base waterproof tape 30.

Next, as shown in FIGS. 10 and 11, the gasket members 28 are inserted and fitted between the joint closing wall plate member 27 and the wall plate members 12, 12, respectively.

Further, in the second embodiment, the joint tape 26 is attached from above the gasket members 28. The bonding is performed while the joint tape 26 is sufficiently pressed by the rollers.

Then, the decorative tiles 8 and 8 are attached on the joint closing wall board 27 and the wall boards 12 and 12 with the adhesive 22 interposed therebetween.

In the second embodiment, the first embodiment is used.
In addition to the operation and effect of the above, the joint blocking wall plate 27 is further placed on the wall plate 1 from above the elastic joint tape 26 having elasticity.
Since the surfaces of the decorative tiles 8 and 8 are adhered so as to be substantially flush with each other, the joints 25 are not seen from between the decorative tiles 8 and the appearance quality is further improved.

Moreover, the gasket 28 and the joint tape 2
6 also absorbs the distortion of the distance between the joint blocking wall plate material 27 and the wall plate material 12, so that there is no further possibility of cracks occurring in the decorative tiles 8, 8.

As described above, by attaching the joint tape 26 formed in advance, the number of construction steps at the construction site can be reduced, and the time required for drying and curing can be eliminated, thereby shortening the construction period. .

Therefore, the present invention is suitable for use in the construction of joints on the outer wall of a building composed of building units such as unit buildings characterized by a short construction period.

Further, since the surfaces of the joint closing wall plate member 27 and the wall plate members 12, 12 are substantially flush with each other, the appearance quality after the decorative tiles 8, 8 are attached is further improved.

[0072]

[Modification 1] FIGS. 16 and 17 show a joint structure of an outer wall, a joint tape and an outer wall joint construction method according to a modification of the second embodiment. The same or equivalent parts as those in the second embodiment will be described with the same reference numerals.

In the first modification of the second embodiment, FIG.
As shown in the figure, the building units 123a, 123a
The building 123 is configured by being connected and adjacent to each other. As shown in FIG. 17, a pair of wall plate members 12, 12 are spaced apart from the side edges 24b, 24b by a predetermined distance on the wall portions 124a, 124a of the outer walls 124, 124 of the building units 123a, 123a. , Edge 12
a and 12a are attached so as to be spaced apart from each other.

The other constructions and functions and effects are the same as or equivalent to those of the second embodiment, and the description is omitted.

Although the first and second embodiments of the present invention have been described in detail with reference to the drawings, the specific configuration is not limited to the first and second embodiments, and the design is within the scope of the present invention. Modifications are included in the present invention.

For example, in the second embodiment, the case where the building unit 23a is used for the building 23 constituted by combining a plurality of building units 23a has been described. However, the present invention is not limited to this. It goes without saying that even a conventional wooden building may have a joint formed between a pair of wall panels.

In the second embodiment, the joint tape 26 is used. However, the present invention is not limited to this.
Of course, 3 may be used.

[0078]

As described above, according to the first aspect of the present invention, the joint tape having elasticity is attached along the joint so as to straddle the side edge of the wall plate. At the same time, a decorative tile is attached from above the joint tape via an adhesive.

For this reason, the waterproofing work is completed by the joint tape, the work can be easily performed without the time required for drying and curing as in the related art, and the construction period can be shortened.

Further, since the joint tape has elasticity, the joint tape absorbs the distortion between the two wall plates, and there is no possibility that cracks or the like are generated in the tiles.

According to the second aspect of the present invention, the waterproofing work is completed by the joint tape stuck along the joint so as to straddle the side wall edge. It can be easily constructed without taking time for drying curing,
The construction period can be shortened.

Further, since the joint tape has elasticity, the joint tape absorbs the distortion between the two wall plate members, and there is no possibility that cracks or the like are generated in the tiles.

Further, since the joint closing wall plate material is stuck on the elastic joint tape so that the surface thereof is substantially flush with the wall plate material, the joint portion is not seen from between the tiles, and the appearance quality is further improved. Is good.

According to the third aspect of the present invention, the joint tape is attached so as to straddle both side edges in the joint portion between the joint closing wall plate and the wall plate.

Therefore, a good waterproof structure can be formed in a short work period.

[0086] According to the fourth aspect,
By using the joint tape of the joint structure for the wall panel of the building unit arranged adjacent to the unit building, the usefulness of the unit construction method having a short construction period is not impaired.

According to the fifth aspect of the present invention, the joint tape has a base material made of an acrylic material.
Since the silicon layer is provided, the ability to follow the distortion is better, and the absorption is better.

Further, since the surface of the base material is preliminarily coated, it is not necessary to separately apply a surface coating. In this respect, the construction period can be further shortened.

And, according to the sixth aspect,
Between the building units of adjacent unit buildings, a joint tape is attached to joints provided with a pair of wall plate materials at both side edges thereof.

Next, a decorative tile is attached from above the joint tape with an adhesive interposed therebetween.

As described above, by applying the joint tape, the number of man-hours required at the construction site can be reduced, and the time required for drying and curing can be eliminated, thereby shortening the construction period.

Therefore, the present invention is suitable for use in the construction of joints on the outer wall of a building composed of building units such as unit buildings characterized by a short construction period.

Further, according to the present invention, a pair of wall panels, each of which has a predetermined distance from the side edge and is attached with a wall plate material, is provided on the joint portion provided with the side edges facing each other. A joint blocking wall plate is stuck so as to straddle the side edge. Then, a decorative tile is stuck on the joint blocking wall plate material and the wall plate material which are substantially flush with each other with an adhesive interposed therebetween.

As described above, by attaching the joint tape formed in advance, the number of man-hours required at the construction site can be reduced, and the time required for drying and curing can be eliminated, thereby shortening the construction period.

Therefore, it is suitable for use in the construction of joints on the outer wall of a building composed of building units such as unit buildings characterized by a short construction period.

Further, since the surfaces of the joint closing wall plate and the wall plate are substantially flush with each other, a practically useful effect that the appearance quality after attaching the decorative tile is further improved is exhibited. obtain.

[Brief description of the drawings]

FIG. 1 is a horizontal sectional view of a main part in a joint structure of an outer wall, a joint tape, and a joint method of an outer wall according to Embodiment 1 of the present invention.

FIG. 2 is a perspective view showing a joint tape used in the joint structure of the outer wall according to the first embodiment, which is in a rolled state at the time of conveyance and stocking.

FIG. 3 is a horizontal cross-sectional view illustrating a state in which the joint tape is attached to the joint formed on the wall surface of the building by the joint structure of the outer wall, the joint tape, and the joint method of the outer wall according to the first embodiment. is there.

FIG. 4 is a horizontal cross-sectional view illustrating a state in which a decorative tile is stuck on the joint tape via an adhesive by the joint structure of the outer wall, the joint tape, and the joint method of the outer wall according to the first embodiment. .

FIG. 5 is an exploded perspective view of joint portions provided at predetermined intervals in the joint structure, joint tape, and joint method of an outer wall according to the second embodiment.

FIG. 6 is an exploded perspective view illustrating a state in which a waterproof base tape is stuck to joints provided at predetermined intervals by the joint structure of the outer wall, the joint tape, and the joint method of the outer wall according to the second embodiment.

FIG. 7 shows a joint structure of an outer wall, a joint tape, and a joint method of an outer wall joint according to a second embodiment, in which a waterproof base tape is attached to joints provided at predetermined intervals, and then a joint closing wall plate is attached. FIG. 9 is a cross-sectional view illustrating a state at that time, taken along a line AA in FIG. 8.

FIG. 8 shows a joint structure of an outer wall, a joint tape, and a joint method for constructing an outer wall according to a second embodiment, in which a waterproof base tape is attached to joints provided at predetermined intervals, and a joint closing wall plate material is attached with nails. FIG. 3 is a perspective view illustrating a state of installation.

FIG. 9 shows a joint structure of an outer wall, a joint tape, and a joint method for constructing an outer wall, in which a waterproof base tape is attached to joints provided at predetermined intervals, and a joint closing wall plate material is attached with nails. FIG. 9 is a cross-sectional view at a position corresponding to a position along line AA in FIG.

FIG. 10 is a cross-sectional view taken along a line BB in FIG. 12 illustrating a configuration of a gasket-arranged portion in the joint structure of the outer wall, the joint tape, and the joint method of the outer wall according to the second embodiment.

FIG. 11 is an exploded perspective view illustrating a state in which a gasket is inserted and fitted after a joint blocking wall plate material is stuck with a nail by the joint structure of the outer wall, the joint tape, and the joint method of the outer wall according to the second embodiment. is there.

FIG. 12 is an exploded perspective view illustrating a manner of attaching a joint tape member after a gasket is inserted by the joint structure of the outer wall, the joint tape, and the joint method of the outer wall according to the second embodiment.

FIG. 13 is a sectional view of a joint tape used in the joint structure of the outer wall according to the second embodiment.

FIG. 14 is a conceptual diagram showing a unit building connected between girders.

FIG. 15 is a cross-sectional view along a horizontal direction of a main part in the joint structure, joint tape, and joint method of an outer wall of the outer wall according to the second embodiment.

FIG. 16 is a conceptual diagram showing a unit building of wife-wife connection according to a first modification of the second embodiment.

FIG. 17 is a cross-sectional view of a main part of the outer wall joint structure, joint tape, and outer wall joint construction method of Modification Example 1 along the horizontal direction.

FIG. 18 is a horizontal sectional view of a main part of a joint structure of an outer wall according to a conventional example.

[Explanation of symbols]

 10, 23, 123 Unit building 11, 23a, 123a Building unit 11a, 24a, 124a Wall part 12 Wall plate material 12a Side edge part 13, 25, 125 Joint part 14, 26 Joint tape 15 Base material 16 Silicon layer Surface coating 20 Joint part Reinforcing layer 21 Flat blown layer 22 Adhesive 27 Joint blocking wall plate 30 Waterproof base tape

Claims (7)

[Claims] 1. A pair of wall plate members are provided with elasticity between building units arranged adjacent to a unit building so that the pair of wall plate members straddle a joint provided at both side edges of the unit building and straddle the side edge of the wall plate member. A joint structure for an outer wall, wherein a joint tape having the joint is provided along the joint portion, and a decorative tile is attached with an adhesive interposed between the joint tape. 2. A pair of wall panels having a predetermined distance from a side edge and having a wall plate material stuck thereto are joined to an joint provided with two side edges abutting each other so as to straddle the side edge. Affix the joint blocking wall plate so that it is almost flush with the plate,
A joint structure of an outer wall, wherein a decorative tile is stuck on the joint blocking wall plate material and the wall plate material with an adhesive interposed therebetween. 3. The joint structure of an outer wall according to claim 2, wherein a joint tape is attached so as to straddle both side edges at a butt portion between the joint closing wall plate member and the wall plate member. . 4. The joint structure of an outer wall according to claim 2, wherein said pair of wall panels is a wall panel of a building unit arranged adjacent to a unit building. 5. The joint tape is characterized in that a silicon layer is provided in a substrate made of an acrylic material, and the surface of the substrate is preliminarily coated. A joint tape used for the joint structure of an outer wall according to any one of claims 1 to 4. 6. A pair of wall plates are provided with elasticity between the building units arranged adjacent to the unit building so that the pair of wall plates straddles the joints provided with the both side edges abutting on the side edges of the wall plates. An outer wall joint construction method, comprising: attaching a joint tape along the joint part, and attaching a decorative tile from above the joint tape with an adhesive interposed therebetween. 7. A pair of wall panels each having a predetermined distance from a side edge and having a wall plate material stuck thereon are jointed with each other so as to straddle the joint between the side edges. An outer wall joint construction characterized in that after joining a joint blocking wall plate material so as to be substantially flush with the plate material, a decorative tile is attached with an adhesive interposed between the joint blocking wall plate material and the wall plate material. Method.