JP5639253B2 - Building construction method - Google Patents

Description

  The present invention relates to a building construction method for constructing a building such as a house by joining an end of the other building panel provided with a waterproofing material on the surface of one building panel provided with a waterproof sheet on the surface. About.

In recent years, the construction of buildings such as houses has been industrialized. For example, components such as walls, floors, and roofs are made into panels in the factory in advance, and the building panels are built by assembling these building panels at the construction site. Panel construction method is adopted in part.
Further, in such a panel construction method, a waterproof material such as a waterproof sheet or an exterior material is provided in advance so as to cover the outer surface side of the wall panel on the outer surface side of the wall panel that is a structural wall of the building. A technique is known in which a wall panel with a waterproof material and an exterior material is transported to the work site to eliminate work on the work site and improve construction efficiency (see, for example, Patent Document 1).

JP 07-158228 A

By the way, when fastening the waterproofing material as described above to the building panel, a fastening material such as a nail is used. However, when the fastening material is driven, a hole is opened in the waterproofing material, and the waterproofing material such as rainwater is used. It becomes difficult to prevent intrusion into the back side. For this reason, the improvement of the waterproofness in the junction part especially between panels was strongly desired.
In addition, in a building such as a house, a part constructed by joining building panels such as a wall panel or a roof panel is, for example, a flat part of an outer wall, a part where a corner or balcony of a building is provided, a fence, There are various places, such as the part where the lower house is provided. Therefore, the building panels are connected to each other, such as the joints between the building panels that form the flat part of the outer wall, the corners and balconies of the building, and the parts where the coffins and huts are provided. There has been a demand for the development of waterproof technology that can be applied to joints that cross and join.

  An object of the present invention is to provide a construction method for a building capable of exhibiting excellent waterproofness at a joint portion between the construction panels when constructing a building such as a house using the construction panel. And

The invention according to claim 1, for example, as shown in FIGS. 4 to 16, the building panel 40 (50, 60, 70) having a waterproof sheet 41 (51, 61, 71) provided on the surface thereof. Construction of the building 1 in which the end of the other building panel 42 (52, 62, 72) on which the waterproof material 43 (53, 63, 73) is provided is joined to the surface to construct the building 1 such as a house In the method
Among the waterproof sheets 41 (51, 61, 71) of the one building panel 40 (50, 60, 70), the other building is used for the one building panel 40 (50, 60, 70). Cuts 41a (51a, 61a to 61d, 71a, 71b) are formed at positions corresponding to the portions to which the panels 42 (52, 62, 72) are joined,
When the end of the other building panel 42 (52, 62, 72) is joined to the surface of the one building panel 40 (50, 60, 70),
At the joint between the one building panel 40 (50, 60, 70) and the other building panel 42 (52, 62, 72), the other building panel 42 (52, 62, 72) A part of the waterproof material 43 (53, 63, 73) is inserted into the notch 41a (51a, 61a to 61d, 71a, 71b), and the waterproof material 43 (53, 63, 73) is used for the one of the constructions. It is characterized by straddling the surface of the panel 40 (50, 60, 70) and the surface of the other building panel 42 (52, 62, 72).

According to the first aspect of the present invention, at the joint portion between the one building panel 40 (50, 60, 70) and the other building panel 42 (52, 62, 72), the other building is constructed. A part of the waterproof material 43 (53, 63, 73) of the panel 42 (52, 62, 72) is inserted into the notch 41a (51a, 61a to 61d, 71a, 71b), and the waterproof material 43 ( 53, 63, 73) straddles the surface of the one building panel 40 (50, 60, 70) and the surface of the other building panel 42 (52, 62, 72). Can be waterproofed at least double. Thereby, the waterproof property excellent in the junction part of said one building panel 40 (50, 60, 70) and the other building panel 42 (52, 62, 72) can be exhibited.
Further, after the waterproof material 43 (53, 63, 73) of the other building panel 42 (52, 62, 72) is attached, a waterproof sheet is attached to the attachment location of the waterproof material 43 (53, 63, 73). There is no need to repeat the work again, and the workability is excellent.

The invention according to claim 2 is the construction method of the building 1 according to claim 1, for example, as shown in FIGS.
The one building panel 40 (50) is a building wall panel forming the outer wall of the building 1 such as a house,
The other building panel 42 (52) is a building roof panel joined to the building wall panel 40 (50) so as to protrude from the surface of the building wall panel 40 (50),
The waterproof sheet 41 (51) provided on the surface of the building wall panel 40 (50) is a portion of the surface of the building wall panel 40 (50) to which the building roof panel 42 (52) is joined. Pasted on the part except
The waterproof material 43 (53) provided on the surface of the building roof panel 42 (52) protrudes to the surface side of the building wall panel 40 (50), and the upper portion 43b (53b) of the protruding portion 43a (53a). ) Is a water-resistant sheet that is affixed to the side edge of the base end of the building roof panel 42 (52) so that it is positioned above the upper surface of the building roof panel 42 (52),
Of the waterproof sheet 41 (51) of the building wall panel 40 (50), the waterproof sheet 43 (53) of the building roof panel 42 (52) corresponds to the upper part 43b (53b) of the protruding portion 43a (53a). By cutting the position to be cut (for example, the cuts 41a and 51a), the building wall panel 40 (50) at the position corresponding to the upper portion 43b (53b) of the protruding portion 43a (53a) of the water-resistant sheet 43 (53). Exposing the surface,
A building roof panel 42 (52) is joined to the building wall panel 40 (50);
After that, the upper portion 43b (53b) of the protruding portion 43a (53a) of the water-resistant sheet 43 (53) is joined to the waterproof sheet at the joint portion between the building wall panel 40 (50) and the roof panel 42 (52) for building. The water-resistant sheet 43 (53) is inserted into the side edge of the base end portion of the building roof panel 42 (52) while entering the back side of the waterproof sheet 41 (51) from the cut 41a (51a) of 41 (51). At the same time, the protruding portion 43a (53a) of the waterproof sheet 43 (53) is attached to the surface of the waterproof sheet 41 (51).

According to invention of Claim 2, the said roof panel 42 (52) for construction is joined with respect to the surface of the wall panel 40 (50) for construction to which the said waterproof sheet 41 (51) is not affixed. Therefore, the building wall panel 40 (50) and the building roof panel 42 (52) can be reliably joined.
After that, the upper portion 43b (53b) of the protruding portion 43a (53a) of the water-resistant sheet 43 (53) is joined to the waterproof sheet at the joint portion between the building wall panel 40 (50) and the roof panel 42 (52) for building. The water-resistant sheet 43 (53) is inserted into the side edge of the base end portion of the building roof panel 42 (52) while entering the back side of the waterproof sheet 41 (51) from the cut 41a (51a) of 41 (51). At the same time, the protruding portion 43a (53a) of the waterproof sheet 43 (53) is attached to the surface of the waterproof sheet 41 (51), so that the joint can be waterproofed at least double. Thereby, the waterproof property excellent in the junction part of the said building wall panel 40 (50) and the other building panel 42 (52) can be exhibited.
Moreover, since the junction part of said one building panel 40 (50) and the other building panel 42 (52) can be waterproofed by such a method, with respect to these one building wall panel 40 (50) Thus, the present invention can also be applied to a portion where a wall, a lower house, etc. formed by joining the other building wall panel 42 (52) is provided.

Invention of Claim 3 is the construction method of the building 1 of Claim 1 as shown, for example in FIGS. 11-14,
The one building panel 60 is a building wall panel that forms the outer wall of the building 1 such as a house,
The other building panel 62 is joined to the one building wall panel 60 so as to protrude from the surface of the one building wall panel 60, and the upper end portion of the other building panel 62 is joined to the one building wall panel 60. Is a building wall panel located below the upper end of the
The waterproof material 63 provided on the surface of the other building wall panel 62 protrudes from the waterproof sheet 63a and the surface side of the one building wall panel 60, and the upper portion 63e of the protruding portion 63d is the other building. A water stop plate 63b attached to the upper end of the base end of the other building wall panel 62 so as to be positioned above the upper surface of the wall panel 62 for construction,
Of the waterproof sheet 61 of the one building wall panel 60, a position corresponding to a portion where the other building wall panel 62 is joined to the one building wall panel 60 is cut, and the one waterproof wall is provided. The sheet 61 is turned over to expose the portion to which the other building wall panel 62 is joined, and the waterproof sheet 63a of the other building wall panel 62 is turned over, so that the base end of the other building wall panel 62 is turned over. Exposing the surface of the part,
Further, by cutting the position corresponding to the upper portion 63e of the protruding portion 63d of the water blocking plate 63b in the waterproof sheet 61 of the one building wall panel 60, the upper portion 63e of the protruding portion 63d of the water blocking plate 63b. Exposing the surface of the one building wall panel 60 at a position corresponding to
Bonding the other building wall panel 62 to the one building wall panel 60,
Then, while returning the waterproof sheets 61, 63a of the one and the other building wall panels 60, 62 turned at the joint portion between the one building wall panel 60 and the other building panel 62, The waterproof sheet 61 and the other waterproof sheet 63a,
Thereafter, the waterproof sheet 61 is cut into the upper portion 63e of the protruding portion 63d of the water stop plate 63b (for example, the second cut 61b) at the joint between the one building wall panel 60 and the other building wall panel 62. The water stop plate 63b is attached to the upper end of the base end portion of the other building wall panel 62 while being embedded in the back side of the waterproof sheet 61.

According to the invention of claim 3, in the waterproof sheet 61 of the one building wall panel 60, the portion where the other building wall panel 62 is joined to the one building wall panel 60. While cutting the corresponding position, turning the one waterproof sheet 61, exposing the part where the other building wall panel 62 is joined, turning the waterproof sheet 63a of the other building wall panel 62, Since the surface of the base end portion of the other building wall panel 62 is exposed and the other building wall panel 62 is joined to the one building wall panel 60, the one building wall panel 60 and the other building panel 62 can be reliably joined.
Then, while returning the waterproof sheets 61, 63a of the one and the other building wall panels 60, 62 turned at the joint portion between the one building wall panel 60 and the other building panel 62, Since the waterproof sheet 61 and the other waterproof sheet 63a are overlapped, the joint can be waterproofed at least twice.
Further, at the joint portion between the one building wall panel 60 and the other building wall panel 62, the upper portion 63e of the protruding portion 63d of the water stop plate 63b is cut into the waterproof sheet 61 (for example, the second cut 61b). Since the water stop plate 63b is attached to the upper end of the base end portion of the other building wall panel 62 while being embedded in the back side of the waterproof sheet 61, the upper end of the base end portion of the other building wall panel 62 is attached. And the waterproof sheet 61 of the one building wall panel 60 can be at least double waterproofed.
Thereby, the waterproof property excellent in the junction part of said one building wall panel 60 and the other building panel 62 can be exhibited.
Moreover, since the joint part of said one building panel 60 and the other building panel 62 can be waterproofed by such a method, the other building wall panel 62 is attached to these one building wall panel 60. The present invention can also be reliably applied to portions where handrail walls, sleeve walls and the like formed by joining are provided.

The invention according to claim 4 is the construction method of the building 1 according to claim 1, for example, as shown in FIG. 15 and FIG.
The one building panel 70 is a building wall panel that forms the outer wall of the building 1 such as a house,
The other building panel 72 is joined to the one building wall panel 70 so as to protrude from the surface of the one building wall panel 70, and a lower end portion is joined to the one building wall panel 70. Is a building wall panel located above the lower end of
The waterproof material 73 provided on the surface of the other building wall panel 72 protrudes from the waterproof sheet 73a and the surface side of the one building wall panel 70, and the lower portion 73e of the protruding portion 73d is the other building. A water stop plate 73b attached to the lower end of the base end of the other building wall panel 72 so as to be positioned below the lower surface of the wall panel 72 for construction,
The other building wall panel 72 is joined to the one building wall panel 70 among the surfaces of the one building wall panel 70 by turning over the waterproof sheet 71 of the one building wall panel 70. And exposing the surface of the base end of the other building wall panel 72 by turning the waterproof sheet 73a of the other building wall panel 72,
Bonding the other building wall panel 72 to the one building wall panel 70,
Thereafter, at the joint portion between the one building wall panel 70 and the other building wall panel 72, the water stop plate 73b is connected to the protruding portion 73d of the water stop plate 73b. While contacting the exposed surface, the lower portion 73e of the protruding portion 73d is brought into contact with the surface of the waterproof sheet 71 of the one building wall panel 70, while the base end portion of the other building wall panel 72 is touched. At the bottom,
Then, while returning the waterproof sheets 71, 73a of the one and the other building wall panels 70, 72 turned at the joint portion between the one building wall panel 70 and the other building panel 72, The waterproof sheet 71 and the other waterproof sheet 73a are overlapped with each other, and the one and other waterproof sheets 71 and 73a are covered with the water stop plate 73b.

According to the invention described in claim 4, the waterproof sheet 71 of the one building wall panel 70 is turned over, and the surface of the one building wall panel 70 is out of the one building wall panel 70. And exposing the portion to which the other building wall panel 72 is joined and turning the waterproof sheet 73a of the other building wall panel 72 to expose the surface of the base end portion of the other building wall panel 72. Then, since the other building wall panel 72 is joined to the one building wall panel 70, the one building wall panel 70 and the other building panel 72 can be reliably joined.
Thereafter, at the joint portion between the one building wall panel 70 and the other building wall panel 72, the water stop plate 73b is connected to the protruding portion 73d of the water stop plate 73b. While contacting the exposed surface, the lower portion 73e of the protruding portion 73d is brought into contact with the surface of the waterproof sheet 71 of the one building wall panel 70, while the base end portion of the other building wall panel 72 is touched. Since it attaches to a lower end, between the lower end of the base end part of this other building wall panel 72 and the waterproof sheet 71 of said one building wall panel 70 can be waterproofed at least double.
Further, while returning the waterproof sheets 71, 73a of the one and the other building wall panels 70, 72 turned at the joint portion between the one building wall panel 70 and the other building panel 72, one of these Since the waterproof sheet 71 and the other waterproof sheet 73a are overlapped and the one and other waterproof sheets 71 and 73a are put on the water stop plate 73b, the joint portion can be waterproofed at least double.
Thereby, the waterproof property excellent in the junction part of said one building wall panel 70 and the other building panel 72 can be exhibited.
Further, since the joint portion between the one building panel 70 and the other building panel 72 can be waterproofed by such a method, the other building wall panel 72 is attached to the one building wall panel 70. The present invention can also be reliably applied to a portion where a falling wall or a sleeve wall formed by joining is provided.

  ADVANTAGE OF THE INVENTION According to this invention, when constructing buildings, such as a house, using a building panel, it becomes possible to exhibit the outstanding waterproofness in the junction part of building panels.

It is a perspective view explaining the construction method of the building concerning a 1st embodiment. It is a perspective view explaining the construction method of the building which concerns on 2nd Embodiment. It is a perspective view explaining the construction method of the building which concerns on 3rd Embodiment. It is a perspective view explaining the construction method of the building which concerns on 4th Embodiment, and shows one of the construction procedures. It is a perspective view which shows embodiment of the water-resistant sheet affixed on the roof panel for construction shown in FIG. It is a perspective view explaining the construction method of the building which concerns on 4th Embodiment, and shows one of the construction procedures. It is a perspective view explaining the construction method of the building which concerns on 4th Embodiment, and shows one of the construction procedures. It is a perspective view explaining the construction method of the building which concerns on 5th Embodiment, and shows one of the construction procedures. It is a perspective view which shows embodiment of the water-resistant sheet affixed on the roof panel for construction shown in FIG. It is a perspective view explaining the construction method of the building which concerns on 5th Embodiment, and shows one of the construction procedures. It is a perspective view explaining the construction method of the building which concerns on 6th Embodiment, and shows one of the construction procedures. It is a perspective view explaining the construction method of the building which concerns on 6th Embodiment, and shows one of the construction procedures. It is a perspective view which shows embodiment of the water stop plate attached to the upper end of the base end part of the other building wall panel shown in FIG. It is a perspective view explaining the construction method of the building which concerns on 6th Embodiment, and shows one of the construction procedures. It is a perspective view explaining the construction method of the building which concerns on 7th Embodiment, and shows one of the construction procedures. It is a perspective view explaining the construction method of the building which concerns on 7th Embodiment, and shows one of the construction procedures.

Hereinafter, the construction method of a building according to the present invention will be described with reference to the drawings up to first to seventh embodiments.
In each of the embodiments after the second embodiment, only components that are different from the above-described embodiments will be described for convenience.

The building 1 such as a house constructed by the building construction method according to the embodiment of the present invention is configured such that building components such as walls, floors, and roofs are panelized at a factory in advance, and these building panels are constructed at the construction site. It is constructed by the panel method of assembling and constructing. In addition, the present invention can also be applied to buildings such as wooden structures, steel structures, and reinforced concrete structures with a wall-type method.
Here, the building panel is composed of vertical and horizontal frame materials assembled into a rectangular shape, and auxiliary frames are assembled vertically and horizontally inside a rectangular frame to form a frame, on both sides or one side of this frame, A face material is affixed and has a hollow inside structure.
The hollow interior portion is usually filled with a heat insulating material such as glass wool or rock wool.

  Moreover, when joining one building panel and the other building panel, an adhesive is applied to the surface where the one building panel and the other building panel come into contact with each other. Adhere the panel to the other building panel, drive nails or other fasteners from one building panel to the other building panel, or head from one building panel to the other building panel. A method of driving a fastening material such as a nail is used.

  Further, in the building wall panel, a waterproof material (described later) such as a waterproof sheet for preventing intrusion of rainwater or the like is attached to the outer surface of the face material arranged facing the outdoors. Moreover, in a building roof panel, waterproofing materials, such as roofing, are affixed on the upper surface of the face material affixed on the upper surface side of this building roof panel.

  In addition, as a waterproof sheet affixed on the outer side surface of a building wall panel, a brand name "Tyvek (made by DuPont)" etc. can be employ | adopted, for example. According to such a waterproof sheet, moisture from the indoor side of the waterproof sheet can be dissipated to the outdoor side to prevent dew condensation from occurring inside the wall structure, while preventing intrusion of rainwater and the like from the outside. The body structure can be protected.

  Moreover, the waterproof part different from the above-mentioned waterproof sheet may be provided in the connection part of building panels. For example, a water-resistant sheet (described later) is attached to a joint portion between a building wall panel and a building roof panel joined to the building wall panel so as to protrude from the surface of the building wall panel. Alternatively, a water stop plate (described later) is attached to a joint portion between the building wall panel forming the outer wall and the building wall panel forming the handrail wall of the balcony.

  When constructing the building 1 such as a house by joining one building panel having a waterproof material on the surface and the other building panel having a waterproof material on the surface as described above, Of the surface of the building panel, the portion where the other building panel is joined to one building panel is exposed, and the other building panel is joined to the exposed surface of the building panel. The waterproofing material of one building panel and the waterproofing material of the other building panel are overlapped at the joint between the building panel and the other building panel.

In addition, the building 1 is constructed by adopting the construction method of the building 1 according to each embodiment described below, and various parts of the building 1 (for example, the vicinity of an outer wall, a lower house, a handrail wall, a falling wall) In the vicinity), the joint portion between the one building panel and the other building panel can be waterproofed, so that excellent waterproof properties can be exhibited at various locations of the building 1 to which the construction method of the building 1 is applied. It has become.
Further, the building 1 is constructed by adopting the construction method of the building 1 of each embodiment described below, but is not limited to this, and at least of each embodiment described below It is good also as what is constructed using the construction method of one building 1.

(First embodiment)
FIG. 1 is a perspective view illustrating a building construction method according to the present embodiment.
FIG. 1 shows an outer wall of a building 1 such as a house constructed by the construction method of the building 1 of the present embodiment.
As for the outer wall of the building 1 constructed by the construction method of the present embodiment, the flat portion of the outer wall is arranged with one building wall panel 10 and the other building wall panel 12 side by side along the width direction. The projecting corner C1 is arranged so that one of the building wall panel 10 and the other building wall panel 12 are orthogonal to each other, and the ends thereof are joined to each other. The wall panel 10 for construction and the other building wall panel 12 are arranged orthogonally and joined to each other at their ends.

Moreover, the waterproof sheets 11 and 13 are previously affixed on the outer surfaces of the one and the other building wall panels 10 and 12, respectively.
In addition, as for the waterproof sheet 11 affixed on the outer surface of said one building wall panel 10, a side edge part is this one building wall panel 10 rather than the side edge part of said one building wall panel 10. Is attached to the outer surface of the one building wall panel 10 so as to protrude to the other building wall panel 12 side.
Moreover, the waterproof sheet 13 affixed to the outer surface of the other building wall panel 12 has a side end portion that is more than the side end portion of the other building wall panel 12 than the other building wall panel 12. Is attached to the outer surface of the other building wall panel 12 so as to protrude to the one building wall panel 10 side.
That is, the width dimension of these waterproof sheets 11 and 13 is set longer than the width dimension of the building wall panels 10 and 12.

  As a method for constructing the outer wall of the building 1, first, a method for constructing the flat portion of the outer wall will be described.

First, the waterproof sheet 11 affixed to the one building wall panel 10 in advance is turned over, and the other one of the surfaces of the one building wall panel 10 is against the other building wall panel 10. The part to which the building wall panel 12 is joined and the vicinity thereof are exposed.
That is, as shown to Fig.1 (a), the side end surface of said one building wall panel 10 and the outer side surface near the side end part of this one building wall panel 10 are exposed.

  When exposing, it is preferable that the waterproof sheet 11 is turned over and the end thereof is fastened to the central side of the waterproof sheet 11 with an adhesive tape 15 or the like. That is, since the waterproof sheet 11 can be transported in a state in which the waterproof sheet 11 is turned and fastened after being attached to the outside surface of the one building wall panel 10 at a factory or the like in advance, Can be improved.

  Further, the waterproof sheet 13 affixed to the other building wall panel 12 is also turned in advance and fastened with an adhesive tape 15 or the like, similarly to the waterproof sheet 11. Then, the side end surface of the other building wall panel 12 and the outer surface near the side end portion of the other building wall panel 12 are exposed.

  Subsequently, the exposed side end surfaces of the one building wall panel 10 and the other building wall panel 12 in such a state are brought into contact with each other, and further, in the vicinity of the exposed side end portions. The one building wall panel 10 and the other building wall panel 12 are joined by driving a fastening material N such as a nail so as to cross obliquely from the outer side.

  The one building wall panel 10 and the other building wall panel 12 are brought into contact with each other between the side end face of the one building wall panel 10 and the side end face of the other building wall panel 12. An adhesive is applied before the bonding, and the bonding with the adhesive N is performed together with the bonding material N.

Thereafter, the adhesive tape 15 is peeled off, and the waterproof sheets 11 and 13 are peeled off from the center side of the outer surfaces of the one and the other building wall panels 10 and 12.
And as shown in FIG.1 (b), at the junction part of said one building wall panel 10 and the other building wall panel 12, the waterproof sheet 11 of said one building wall panel 10 and the other building The waterproof sheet 13 of the wall panel 12 is overlapped.

  If necessary, the joint tape 14 is attached so as to close the boundary between the one waterproof sheet 11 and the other waterproof sheet 13, and the one waterproof sheet 11 and the other waterproof sheet 13 are attached. And joint.

Next, a method for constructing the protruding corner portion C1 will be described.
The construction of one and the other building wall panels 10 and 12 forming the protruding corner C1 is the same as the one and the other building wall panels 10 and 12 forming the flat portion of the outer wall.
Moreover, the construction also turns the waterproof sheets 11 and 13 attached to the surfaces of the one and the other building wall panels 10 and 12, and the side end surfaces of the one and the other building wall panels 10 and 12, Since it is the same up to the procedure of exposing the outer side surface near the side end portions of the one and the other building wall panels 10 and 12, the description thereof will be omitted below.

  And after turning the said waterproof sheets 11 and 13, as shown to Fig.1 (a), the inner surface of the side edge part of said one building wall panel 10, and said other building wall panel 12 Further, a nail or the like is slanted toward the one building wall panel 10 obliquely from the outer side surface in the vicinity of the exposed side end portion of the other building wall panel 12. By driving the fastening material N, the one building wall panel 10 and the other building wall panel 12 are joined.

  It should be noted that an adhesive is applied between the side end face of one of the building wall panels 10 and the side end face of the other building wall panel 12, and the joining by the adhesive N and the joining by the adhesive are also performed. Since it is the same, description is abbreviate | omitted below.

After joining one said building wall panel 10 and the other building wall panel 12, the adhesive tape 15 which fastened said one and the other waterproofing sheets 11 and 13 is peeled off, and said waterproofing sheet 11, 13 is peeled off from the center side of the outer surface of the one and the other building wall panels 10 and 12.
And as shown in FIG.1 (b), at the junction part of said one building wall panel 10 and the other building wall panel 12, the waterproof sheet 11 of said one building wall panel 10 and the other building The waterproof sheet 13 of the wall panel 12 is overlapped.

  Further, a joint tape 14 is attached so as to close the boundary between the one waterproof sheet 11 and the other waterproof sheet 13 that are overlapped, and the one waterproof sheet 11 and the other waterproof sheet 13 are jointed.

Next, a method for constructing the corner portion C2 will be described.
The construction of one and the other building wall panels 10 and 12 forming the entrance corner C2 is the same as that of the one and the other building wall panels 10 and 12 forming the flat portion of the outer wall and the exit corner C1. is there.

  And after turning the waterproof sheets 11 and 13, as shown to Fig.1 (a), inside of the side edge part of one building wall panel 10 and the side edge part of the other building wall panel 12 is shown. Attaching a nail or the like obliquely toward the other building wall panel 12 obliquely from the outer side surface in the vicinity of the exposed side end of the one building wall panel 10 in contact with the side surface By driving the material N, the one building wall panel 10 and the other building wall panel 12 are joined.

Thereafter, the waterproof sheet 11 of the one building wall panel 10 and the waterproof sheet 13 of the other building wall panel 12 are joined at the joint between the one building wall panel 10 and the other building wall panel 12. Overlapping.
Further, a joint tape 14 is attached so as to close the boundary between the one waterproof sheet 11 and the other waterproof sheet 13 that are overlapped, and the one waterproof sheet 11 and the other waterproof sheet 13 are jointed.

  By adopting the construction method of the building 1 as described above, the outer wall of the building 1, that is, the flat portion, the protruding corner portion C1, and the entering corner portion C2 can be formed.

According to the present embodiment, the waterproof sheet 11 of the one building wall panel 10 is turned to expose the surface of the one building wall panel 10 and the waterproof sheet of the other building wall panel 12 is exposed. 13, after the surface of the other building wall panel 12 is exposed, the other building wall panel 12 is joined to the one building wall panel 10. The panel 10 and the other building wall panel 12 can be reliably joined. Thereafter, the waterproof sheet 11 of the one building wall panel 10 and the waterproof sheet 13 of the other building wall panel 12 are joined at the joint between the one building wall panel 10 and the other building wall panel 12. And the joint can be waterproofed at least double. Thereby, the waterproof property excellent in the junction part of said one building wall panel 10 and the other building wall panel 12 can be exhibited.
Moreover, since the junction part of said one building wall panel 10 and the other building wall panel 12 can be waterproofed by such a method, these one building wall panel 10 and the other building wall panel 12 and The flat part of the outer wall formed adjacent to the left and right, or the corner of the building formed by joining and joining the one building wall panel 10 and the other building wall panel 12 orthogonally It can be reliably applied to the portion C1 and the corner portion C2.

Further, after the waterproof material 11 of the one building panel 10 and the waterproof material 13 of the other building panel 12 are overlapped, the boundary between the one waterproof material 11 and the other waterproof material 13 is closed. Since the joint tape 14 is attached and the one waterproof material 11 and the other waterproof material 13 are jointed, excellent waterproof performance can be exhibited at the boundary between the one waterproof material 11 and the other waterproof material 13. .
Further, if the joint tape 14 is to be attached, the one waterproof material 11 and the other waterproof material 13 are fixed with a fixing material such as a nail before the joint tape 14 is applied. Even if it does, the hole by this fastening material can be plugged up with the joint tape 14.

(Second Embodiment)
Next, a second embodiment of the present invention will be described with reference to the drawings.
FIG. 2 is a perspective view for explaining a building construction method according to the present embodiment.
FIG. 2 shows an outer wall of a building 1 such as a house constructed by the construction method of the building 1 of the present embodiment.
The outer wall of the building 1 constructed by the construction method of the present embodiment has a flat portion of the outer wall, with one building wall panel 20 and the other building wall panel 22 arranged side by side along the width direction. The projecting corner C1 is arranged so that one building wall panel 20 and the other building wall panel 22 are orthogonal to each other and joined to each other, and the corner C2 is joined to one building. The wall panel 20 for construction and the other building wall panel 22 are arranged orthogonally and joined to each other at the ends.

Further, waterproof sheets 21 and 23 are pasted in advance on the outer surfaces of the one and the other building wall panels 20 and 22, respectively.
In addition, as for the waterproof sheet 21 affixed on the outer surface of the said one building wall panel 20, a side edge part is more than this one building wall panel 20 side edge part, this one building wall panel 20 Is attached to the outer surface of the one building wall panel 20 so as to protrude to the other building wall panel 22 side.
Moreover, the waterproof sheet 23 affixed on the outer surface of the other building wall panel 22 has a side end portion of the other building wall panel 22 that is more than the side end portion of the other building wall panel 22. Is attached to the outer surface of the other building wall panel 22 so as to protrude toward the one building wall panel 20 side.
That is, the width dimension of these waterproof sheets 21 and 23 is set longer than the width dimension of the building wall panels 20 and 22.

Furthermore, an exterior material 20a is attached to the outer surface of the one building wall panel 20 in advance via the waterproof sheet 21, and the outer surface of the other building wall panel 22 is An exterior material 22 a is attached via the waterproof sheet 23.
These exterior materials 20a and 22a are provided on the one and the other building wall panels 20 and 22 before the work of turning the waterproof sheets 21 and 23 of the one and the other building wall panels 20 and 22, which will be described later. They are attached via the waterproof sheets 21 and 23, respectively.

  In addition, these exterior materials 20a and 22a have a gap S for overlapping the waterproof sheets 21 and 23 between the side end portion of the one exterior material 20a and the side end portion of the other exterior material 22a. It is attached to said one and the other building wall panels 20 and 22 so that it can be formed.

That is, the exterior material 20a is arranged such that the side end portion is positioned closer to the center side of the one building wall panel 20 than the side end portion of the one building wall panel 20 is. It is attached to the panel 20, and the exterior material 22 a is arranged such that the side end portion is positioned closer to the center side of the other building wall panel 22 than the side end portion of the other building wall panel 22. It is attached to the other building wall panel 22.
Accordingly, when the one building wall panel 20 and the other building wall panel 22 are joined, a gap S is formed between the side end of one exterior member 20a and the side end of the other exterior member 22a. Can be done.

Further, these exterior members 20a and 22a are attached to the surfaces of the one and the other building wall panels 10 and 20 via a trunk edge 26 that is attached and fixed to the surfaces of the waterproof sheets 21 and 23.
The trunk edge 26 is formed long along the vertical direction of the one and the other building wall panels 10, 20, and has a predetermined interval in the width direction of the one and the other building wall panels 10, 20. A plurality of the exterior members 20 a and 22 a are installed between the plurality of trunk edges 26.

Although not shown, between the side end of the exterior material 20a of the one building wall panel 20 and the side end of the exterior material 22a of the other building wall panel 22, one of these exterior materials is provided. An on-site bonded exterior material (not shown) is provided to connect the side end portion of 20a and the side end portion of the other exterior material 22a.
Moreover, as such exterior | packing materials 20a and 22a and an in-situ pasting exterior material, what consists of inorganic materials, such as lightweight cellular concrete, for example, and a joint joint etc. are given to the surface of the outdoor side is used.

  As a method for constructing the outer wall of the building 1, first, a method for constructing the flat portion of the outer wall will be described.

First, the waterproof sheet 21 affixed to the one building wall panel 20 is turned over in advance, and the other one of the surfaces of the one building wall panel 20 with respect to the one building wall panel 20. The part to which the building wall panel 22 is joined and the vicinity thereof are exposed.
That is, as shown in FIG. 2 (a), the side end surface of the one building wall panel 20 and the outer surface near the side end portion of the one building wall panel 20 are exposed.

When exposing, the waterproof sheet 21 is turned up so that the side end portion of the exterior material 20a attached to the one building wall panel 20 is the center of rotation, and the end portion is attached to the adhesive tape 25. To fasten to the surface of the exterior material 20a.
If the exterior material 20a is not disposed at a position where the end of the waterproof sheet 21 is fastened, it is fastened to the center of the waterproof sheet 21 with an adhesive tape 25 or the like.

Further, the waterproof sheet 23 attached to the other building wall panel 22 is also turned in advance and fastened with an adhesive tape 25 or the like, similarly to the waterproof sheet 21. Then, the side end surface of the other building wall panel 22 and the outer surface near the side end portion of the other building wall panel 22 are exposed.
When exposing, the end of the waterproof sheet 23 is appropriately fastened to the surface of the exterior material 22 a or the center side of the waterproof sheet 23.

  Subsequently, the exposed side end surfaces of the one building wall panel 20 and the other building wall panel 22 in such a state are brought into contact with each other, and further, in the vicinity of the exposed side end portions. The one building wall panel 20 and the other building wall panel 22 are joined by driving a fastening material N such as a nail so as to cross obliquely from the outer side.

  The one building wall panel 20 and the other building wall panel 22 are in contact with each other between the side end face of the one building wall panel 20 and the side end face of the other building wall panel 22. An adhesive is applied before the bonding, and the bonding with the adhesive N is performed together with the bonding material N.

Thereafter, the adhesive tape 25 is peeled off, and the waterproof sheets 21 and 23 are peeled off from the one and the other building wall panels 20 and 22.
And as shown in FIG.2 (b), in the junction part of said one building wall panel 20 and the other building wall panel 22, the waterproof sheet 21 of said one building wall panel 20 and the other building The waterproof sheet 23 of the wall panel 22 is overlapped.

  If necessary, the joint tape 24 is attached so as to close the boundary between the one waterproof sheet 21 and the other waterproof sheet 23, and the one waterproof sheet 21 and the other waterproof sheet 23 are attached. And joint.

And after superposing the waterproof sheet 21 of the one building wall panel 20 and the waterproof sheet 23 of the other building wall panel 22 in this way, the side edge of the one exterior member 20a is placed in the gap S. An in-situ bonded exterior material is provided to connect the portion and the side end of the other exterior material 22a.
Note that the on-site exterior packaging material in the flat portion of the outer wall is flat.

Next, a method for constructing the protruding corner portion C1 will be described.
The construction of one and the other building wall panels 20 and 22 forming the protruding corner C1 is the same as the one and the other building wall panels 20 and 22 forming the flat portion of the outer wall. In addition, the construction also turns the waterproof sheets 21 and 23 attached to the surfaces of the one and the other building wall panels 20 and 22, and the side end surfaces of the one and the other building wall panels 20 and 22; Since it is the same up to the procedure of exposing the outer surface in the vicinity of the side end portions of the one and the other building wall panels 20 and 22, the description will be omitted below.

  And after turning these waterproof sheets 21 and 23, as shown to Fig.2 (a), the inner surface of the side edge part of said one building wall panel 20, and said other building wall panel 22 are shown. The side wall of the other building wall panel 22 is in contact with the other side wall surface of the other building wall 22 and exposed to the one side of the building wall panel 20 obliquely from the outer side surface in the vicinity of the exposed side edge. By driving the fastening material N, the one building wall panel 20 and the other building wall panel 22 are joined.

  It should be noted that an adhesive is applied between the side end face of one of the building wall panels 20 and the side end face of the other building wall panel 22, and the joining by the adhesive N and the joining by the adhesive are also performed. Since it is the same, description is abbreviate | omitted below.

After joining the one building wall panel 20 and the other building wall panel 22, the adhesive tape 25 to which the one and the other waterproof sheets 21, 23 are fastened is peeled off, and the waterproof sheets 21, 23 is peeled off from the center side of the outer surface of the one and the other building wall panels 20 and 22.
And as shown in FIG.2 (b), the said one building wall panel 20 using the said clearance gap S in the junction part of said one building wall panel 20 and the other building wall panel 22 is shown. The waterproof sheet 21 and the waterproof sheet 23 of the other building wall panel 22 are overlapped.

  Further, a joint tape 24 is attached so as to close the boundary between the one waterproof sheet 21 and the other waterproof sheet 23, and the one waterproof sheet 21 and the other waterproof sheet 23 are jointed.

Then, after overlapping the waterproof sheet 21 of the one building wall panel 20 and the waterproof sheet 23 of the other building wall panel 22, the side end portion of the one exterior member 20a and the other are placed in the gap S. An in-situ bonded exterior material that connects the side end portions of the exterior material 22a is provided.
Note that the in-situ bonded exterior material in the projecting corner C1 is a corner exterior material that has an L-shaped cross section, has two surfaces that form an outer corner as a surface, and two surfaces that form an inner corner as a back surface.

Next, a method for constructing the corner portion C2 will be described.
The construction of the one and the other building wall panels 20 and 22 forming the entrance corner C2 is the same as that of the one and the other building wall panels 20 and 22 forming the flat portion of the outer wall and the exit corner C1. is there.

  Then, after turning the waterproof sheets 21, 23, as shown in FIG. 2 (a), inside the side end surface of one building wall panel 20 and the side end portion of the other building wall panel 22. Attaching a nail or the like obliquely from the outer surface near the side end portion of the one building wall panel 20 exposed to the other side, obliquely toward the other building wall panel 22 By driving the material N, the one building wall panel 20 and the other building wall panel 22 are joined.

  Thereafter, the waterproof sheet 21 of the one building wall panel 20 and the other building wall panel are formed using the gap S at the joint between the one building wall panel 20 and the other building wall panel 22. 22 waterproof sheets 23 are overlapped.

  Further, a joint tape 24 is attached so as to close the boundary between the one waterproof sheet 21 and the other waterproof sheet 23, and the one waterproof sheet 21 and the other waterproof sheet 23 are jointed.

Then, after the waterproof sheet 21 of the one building wall panel 20 and the waterproof sheet 23 of the other building wall panel 22 are overlapped, the side end portion of the one exterior member 20a and the other are placed in the gap S. An in-situ bonded exterior material that connects the side end portions of the exterior material 22a is provided.
The in-situ exterior packaging material at the corner C2 is a corner exterior material having an L-shaped cross section and having two surfaces forming the inner corner as the front surface and two surfaces forming the outer corner as the rear surface.

  By adopting the construction method of the building 1 as described above, the outer wall of the building 1, that is, the flat portion, the protruding corner portion C1, and the entering corner portion C2 can be formed.

According to the present embodiment, the waterproof sheet 21 of the one building wall panel 20 is turned to expose the surface of the one building wall panel 20 and the waterproof sheet of the other building wall panel 22 is exposed. 23, the surface of the other building wall panel 22 is exposed, and then the other building wall panel 22 is joined to the one building wall panel 20, so these one building wall The panel 20 and the other building wall panel 22 can be reliably joined. Thereafter, the waterproof sheet 21 of the one building wall panel 20 and the waterproof sheet 23 of the other building wall panel 22 are joined at the joint between the one building wall panel 20 and the other building wall panel 22. And the joint can be waterproofed at least double. Thereby, the waterproof property excellent in the junction part of said one building wall panel 20 and the other building wall panel 22 can be exhibited.
Moreover, since the junction part of the said one building wall panel 20 and the other building wall panel 22 can be waterproofed by such a method, these one building wall panel 20 and the other building wall panel 22 and Are arranged so that the flat part of the outer wall formed adjacent to the left and right and the one building wall panel 20 and the other building wall panel 22 are orthogonal to each other, and the ends of each are joined. The present invention can be applied to the corners C1 and the corners C2 of the building.

Further, since the exterior materials 20a and 22a are attached to the one and the other building wall panels 20 and 22 so that a gap S can be formed between the respective end portions, the gap S is used. The waterproof sheets 21 and 23 can be reliably overlapped with each other.
That is, even when exterior materials 20a, 22a are attached to the one and the other building wall panels 20, 22, the one building wall panel 20 and the other building wall panel 22 are joined. Since the portion can be waterproofed at least twice, excellent waterproofness can be exhibited at the joint.
Further, after joining the other building wall panel 22 to the one building wall panel 20 and overlapping the one waterproof sheet 21 and the other waterproof sheet 23 using the gap S, Since the site-bonded exterior material is provided between the end of the exterior material 20a of the one building wall panel 20 and the end of the exterior material 22a of the other building wall panel 22, A portion where the waterproof sheets 21 and 23 are overlapped can be further covered. Thereby, more excellent waterproof property can be exhibited in the joint portion between the one building wall panel 20 and the other building wall panel 22.

(Third embodiment)
Next, a third embodiment of the present invention will be described with reference to the drawings.
FIG. 3 is a perspective view illustrating a building construction method according to the present embodiment.
FIG. 3 shows an outer wall of a building 1 such as a house constructed by the construction method of the building 1 of the present embodiment.
The outer wall of the building 1 constructed by the construction method of the present embodiment has one building wall panel 30 and the other building wall panel 32 in the upper and lower floor directions of the building 1 and the upper floor of the building 1. It is formed by arrange | positioning adjacently through.
The upper floor is constituted by a building floor panel 34.
The one building wall panel 30 is arranged on the upper floor side, and the other building wall panel 30 is arranged on the lower floor side.

In addition, waterproof sheets 31 and 33 are attached in advance to the outer surfaces of the one and the other building wall panels 30 and 32, respectively.
Note that the waterproof sheet 31 attached to the outer surface of the one building wall panel 30 has a lower end joined to the one building wall panel 30 rather than a lower end of the one building wall panel 30. It sticks to the outer surface of the one building wall panel 30 so as to protrude to the other building wall panel 32 side.
Further, the waterproof sheet 33 attached to the outer surface of the other building wall panel 32 has an upper end joined to the other building wall panel 32 rather than an upper end of the other building wall panel 32. It sticks to the outer surface of the other building wall panel 32 so as to protrude to the one building wall panel 30 side.
That is, the vertical dimension of these waterproof sheets 31 and 33 is set to be longer than the vertical dimension of the building wall panels 30 and 32.

  Next, a method for constructing a flat portion of the outer wall extending over the upper and lower floors of the building 1 will be described.

  First, the waterproof sheet 31 affixed to the one building wall panel 30 is turned over in advance, and the other of the surfaces of the one building wall panel 30 with respect to the one building wall panel 30 is the other. The part to which the building wall panel 32 is joined and the vicinity thereof are exposed.

That is, as shown in FIG. 3, the lower end surface of the one building wall panel 30 and the outer surface near the lower end portion of the one building wall panel 30 are exposed.
When exposing, the waterproof sheet 31 may be turned over and the end thereof may be fastened to the center of the waterproof sheet 31 with an adhesive tape (not shown).

  Further, the waterproof sheet 33 affixed to the other building wall panel 32 is also turned in advance in the same manner as the waterproof sheet 31. Then, the side end surface of the other building wall panel 32 and the outer surface near the side end portion of the other building wall panel 32 are exposed.

Subsequently, the other building wall panel 32 is erected on a lower floor (not shown).
The building floor panel 34 is placed on the upper surface of the other building wall panel 32 erected in this way. When the building floor panel 34 is placed, the body insert 34 a provided along the side end surface of the building floor panel 34 is also placed on the upper surface of the other building wall panel 32.
Then, the one building wall panel 30 is erected on the upper surfaces of the building floor panel 34 and the body insert 34a.

  After that, the lower frame constituting the one building wall panel 30, the upper frame constituting the other building wall panel 32, and the building floor panel 34 located between these frames. By inserting a connecting bolt (not shown) through a through-hole (not shown) penetrating the contact surface between the sleeve and the barrel 34a in the vertical direction, and fastening nuts to the upper and lower ends of the connecting bolt. One building wall panel 30 and the other building wall panel 32 are connected via the building floor panel 34 and the trunk 34a.

  Note that, between the lower end surface of the one building wall panel 30 and the building floor panel 34 and the torso 34a, the upper end surface of the other building wall panel 32, the building floor panel 34 and the torso An adhesive is applied between the portions 34a, and the joining by the adhesive is performed together with the joining bolt.

  Thereafter, the waterproof sheet 31 of the one building wall panel 30 and the waterproof sheet 33 of the other building wall panel 32 are joined at the joint between the one building wall panel 30 and the other building wall panel 32. Overlapping.

  If necessary, a joint tape (not shown) is attached so as to close the boundary between the one waterproof sheet 31 and the other waterproof sheet 33, and the one waterproof sheet 31 and the other waterproof sheet 31 are attached. The waterproof sheet 33 may be jointed.

An exterior material (not shown) may be attached to the one building wall panel 30 and the other building wall panel 32 via the waterproof sheets 31 and 33.
In that case, these gaps can be formed between the lower end portion of the exterior material on the one building wall panel 30 side and the upper end portion of the exterior material on the other building wall panel 32 side in the previous period. The exterior materials are attached to the one and the other building wall panels 30 and 32, respectively.

  Then, the waterproof sheets 31 and 33 are overlapped with each other using this gap. Moreover, between the lower end part of the exterior material on the one building wall panel 30 side and the upper end part of the exterior material on the other building wall panel 32 side in the previous period, an in-situ bonded exterior material covering the gap is provided. Install it.

According to the present embodiment, the waterproof sheet 31 of the one building wall panel 30 is turned to expose the surface of the one building wall panel 30, and the waterproof sheet of the other building wall panel 32 is exposed. 33, the surface of the other building wall panel 32 is exposed, and the other building wall panel 32 is joined to the one building wall panel 30. The panel 30 and the other building wall panel 32 can be reliably joined, and then the one building wall panel 30 and the other building wall panel 32 are joined at the joint of the one building wall panel 30. Since the waterproof sheet 31 and the waterproof sheet 33 of the other building wall panel 32 are overlapped, the joint can be waterproofed at least twice. Thereby, the waterproof property excellent in the junction part of said one building wall panel 30 and the other building wall panel 32 can be exhibited.
Moreover, since the junction part of the said one building wall panel 30 and the other building wall panel 32 can be waterproofed by such a method, these one building wall panel 30 and the other building wall panel 32 and Can also be reliably applied to the flat part of the outer wall formed by adjoining the top and bottom.

In the first to third embodiments described above, the case where the building panels are joined without attaching the exterior material to the surface, or the case where the exterior panels are attached to the surface and the building panels are joined together is described. However, in the past, it could not be said that a unified construction method was always employed, and there were cases where the construction method was different depending on each site or each construction contractor.
However, when constructing a building 1 such as a house by joining one building panel having a waterproof material on the surface and the other building panel having a waterproof material on the surface as described above, Of the surface of the building panel, the part where the other building panel is bonded to one building panel is exposed, the other building panel is bonded to the exposed surface of the building panel, Since the waterproofing material of one building panel and the waterproofing material of the other building panel are overlapped at the joint between the one building panel and the other building panel, each site It becomes possible to unify the construction method of the building by eliminating the case where the construction method is different depending on each construction contractor.

(Fourth embodiment)
Next, a fourth embodiment of the present invention will be described with reference to the drawings.
FIG. 4 is a perspective view for explaining a building construction method according to the present embodiment.
FIG. 4 shows the vicinity of the lower house of a building 1 such as a house constructed by the construction method of the building 1 of the present embodiment.
Here, the lower house refers to a small roof that is built over the main house or a small house or house attached to the main house, and in this embodiment, it is stretched from the surface of the outer wall of the building 1 such as a house. The lower part of this embodiment is disposed below the roof (not shown) of the building main body (ie, the main building) of the building 1. Is.

  Such a lower house of the building 1 is formed by joining the building roof panel 42 to the building wall panel 40 so as to protrude from the surface of the building wall panel 40 that forms the outer wall of the building 1 such as a house. Is formed.

  More specifically, the building wall panel 40 is an outer wall of the lower floor of the building 1 as shown in FIG. 4, and the building wall panel 40 is erected on the floor of the lower floor (not shown). On the upper surface, a building floor panel 46 and a torso 46a constituting an upper floor are placed. Further, a building wall panel 45 that is an outer wall of an upper floor is erected on the upper surface of the building floor panel 46 and the trunk 46a.

The building roof panel 42 is inclined such that one end in the length direction of the building roof panel 42 is located above and the other end in the length direction is located below. 42 is provided such that the lower end side of the abutting surface to the outer wall is located on the surface of the building wall panel 40 and the upper end side is located on the surface of the building wall panel 45, such as a nail (not shown) It is bonded and fixed by a fastening material and an adhesive.
Moreover, this building roof panel 42 is provided with a vertical surface by attaching an angle adjusting material to the lower end in the inclination direction.

  In addition, the upper end of the building wall panel 40 is arranged in advance on the side of the building floor panel 46 placed on the building wall panel 40 rather than the upper end of the building wall panel 40. A waterproof sheet 41 that protrudes is affixed. That is, the vertical dimension of the waterproof sheet 41 is set to be longer than the vertical dimension of the building wall panel 40.

  In addition, this waterproof sheet 41 is affixed on the part except the part to which the said roof panel 42 for construction is joined among the outer surfaces of the said wall panel 40 for construction. That is, as shown in FIG. 4, the notch 41b along the inclination angle of the building roof panel 42 and corresponding to the contact surface of the building roof panel 42 with the building wall panel 40, The waterproof sheet 41 is formed.

On the other hand, a building wall panel 47 that supports the building roof panel 42 and is joined so as to be orthogonal to the building wall panel 40 on the lower floor is provided below the building roof panel 42. ing.
An angle adjusting member 47a for supporting the building roof panel 42 at a predetermined angle is attached to an upper end surface of the building wall panel 47 below the roof, and the building adjusting panel 47a is mounted on the angle adjusting member 47a. A roof panel 42 is provided.
The angle of inclination of the angle adjusting member 47a and the angles of the upper and lower edges of the notch 41b are set to be substantially equal.

Further, as shown in FIGS. 5 and 6, the waterproof material provided on the surface of the building roof panel 42 protrudes to the building wall panel 40 side, and the upper portion 43b of the protruding portion 43a is the building roof. The water-resistant sheet 43 is attached to the side end of the base end portion of the building roof panel 42 so as to be positioned above the upper surface of the panel 42.
The water-resistant sheet 43 is used with a pressure-sensitive adhesive applied to the back surface, or with a pressure-sensitive adhesive previously applied and covered with a release paper.

Next, a method for constructing the vicinity of the bottom of the building 1 will be described.
First, the waterproof sheet 41 in which the notch 41b is formed is pasted on the outer surface of the building wall panel 40 in advance. And the position corresponding to the upper part 43b of the protrusion part 43a of the said waterproof sheet 43 by notching the position corresponding to the upper part 43b of the protrusion part 43a of the waterproof sheet 43 of the said roof panel 42 for this waterproof sheet 41 The surface of the building wall panel 40 is exposed.

That is, by cutting a portion of the waterproof sheet 41 located at the lower end in the length direction of the upper edge of the notch 41b using a cutting tool along the length direction of the upper edge of the notch 41b. Cuts 41a are formed.
Further, the cut 41a is formed by cutting the length so that the upper portion 43b of the protruding portion 43a of the water-resistant sheet 43 can be inserted.
And by forming the cut 41a in this way, the surface of the building wall panel 40 can be exposed by turning the waterproof sheet 41 located above the cut 41a.

Subsequently, the building wall panel 47 that supports the building roof panel 42 is joined so as to be orthogonal to the building wall panel 40. The angle adjusting member 47a is attached to the upper end of the building wall panel 47 below the roof.
Then, the building roof panel 42 is installed on the building wall panel 47 below the roof, and the building wall panel 40 constituting the outer wall of the lower floor via the notch 41b, It joins with the body insert 46a provided along the side end surface of the building floor panel 46 which comprises a floor, and the building wall panel 45 which comprises the outer wall of an upper floor.
It should be noted that either the work of joining the building roof panel 42 to the outer wall or the work of forming the cuts 41a in the waterproof sheet 41 described above may be performed first, and the order is not specified.

  Subsequently, the water-resistant sheet 43 is processed. First, as shown in FIG. 5A, the water-resistant sheet 43 is cut downward from the upper end portion of the water-resistant sheet 43 to form a first cut portion 43c, and the side end portion of the water-resistant sheet 43 is formed. The water-resistant sheet 43 is cut to the intersection with the extension line of the first cut portion 43c to form the second cut portion 43d.

  A portion from the lower end portion of the first cut portion 43c to the second cut portion 43d is a first bent portion 43e that is valley-folded, and the water-resistant sheet 43 extends from the lower end portion of the first cut portion 43c. The portion up to the side end of the second portion extends in parallel with the second cut portion 43d, and is a second bent portion 43f that is mountain-folded.

Furthermore, the substantially L-shaped portion outside the range surrounded by the first cut portion 43c, the first bent portion 43e, and the second cut portion 43d protrudes to the surface side of the building wall panel 40. The upper part 43b is located above the upper surface near the side edge of the base end part of the building roof panel 42.
In addition, the operation | work which forms the said 1st cut part 43c and the 2nd cut part 43d may be previously performed in the factory etc., and shall be performed on-site.
Subsequently, as shown in FIG. 5B, the first bent portion 43e is folded in a valley and the second bent portion 43f is folded in a mountain at the site.

  Subsequently, as shown in FIG. 6, while inserting the upper portion 43 b of the protruding portion 43 a of the water-resistant sheet 43 from the notch 41 a and immersing it in the back side of the waterproof sheet 41, the water-resistant sheet 43 is inserted into the building roof. While sticking to the side edge of the base end part of the panel 42, the protrusion part 43a of this waterproof sheet 43 is stuck on the surface of the said waterproof sheet 41. FIG.

  When the water-resistant sheet 43 is attached to the side end of the base end portion of the building roof panel 42, the first bent portion 43e has a vertical surface at the lower end in the inclination direction of the building roof panel 42. The second bent portion 43f is along the vertical portion of the lower end in the inclination direction of the building roof panel 42 and the upper surface of the building roof panel 42 so as to follow the mating portion with the building wall panel 40. Affix it so that it fits along the part.

  Subsequently, the joint tape 44 is affixed so as to cover the lower end portion of the notch 41a and to close the boundary between the side portion of the upper portion 43b of the protruding portion 43a of the waterproof sheet 43 and the waterproof sheet 41. The waterproof sheet 41 and the upper portion 43b of the protruding portion 43a of the water-resistant sheet 43 are jointed.

  Thereafter, a roof waterproofing member 48 is provided along the inclined direction of the building roof panel 42 at the joint portion between the building wall panels 40 and 45 and the outer wall surface 46a of the building 1 and the building roof panel 42. Install.

  The roof waterproof member 48 is formed in a substantially L-shaped cross section, and the upper edge of the roof waterproof member 48 is formed at the lower end of the waterproof sheet 41 of the lower-level building wall panel 40 and the upper-level building wall panel 45. The waterproof sheet 45a is attached so as to be embedded in the back side of the lower end portion. Further, the roof waterproof member 48 is attached so that the lower end portion thereof is positioned in the vicinity of the joint tape 44.

According to the present embodiment, since the building roof panel 42 is joined to the surface of the building wall panel 40 to which the waterproof sheet 41 is not attached, the building wall panel 40 and the building roof are joined. The panel 42 can be securely joined.
Thereafter, the upper portion 43b of the protruding portion 43a of the waterproof sheet 43 is inserted into the back side of the waterproof sheet 41 from the notch 41a of the waterproof sheet 41 at the joint between the building wall panel 40 and the building roof panel 42. The waterproof sheet 43 is affixed to the side edge of the base end of the building roof panel 42, and the protruding portion 43a of the waterproof sheet 43 is affixed to the surface of the waterproof sheet 41. Can be double waterproofed. Thereby, the waterproof property excellent in the junction part of the said building wall panel 40 and the other building panel 42 can be exhibited.
Further, since the joint portion between the one building panel 40 and the other building panel 42 can be waterproofed by such a method, the other building wall panel 42 is attached to the one building wall panel 40. The present invention can also be reliably applied to a portion where a bag, a lower house, etc. formed by joining are provided.

(Fifth embodiment)
Next, a fifth embodiment of the present invention will be described with reference to the drawings.
FIG. 8 is a perspective view for explaining a building construction method according to the present embodiment.
FIG. 8 shows the vicinity of the lower house of the building 1 such as a house constructed by the construction method of the building 1 of the present embodiment.
The lower house of the present embodiment is formed by joining the building roof panel 52 to the building wall panel 50 so as to protrude from the surface of the building wall panel 50 that forms the outer wall of the building 1 such as a house. Has been.

  More specifically, the building wall panel 50 is the outer wall of the upper floor of the building 1 as shown in FIG. 8, and the building wall panel 50 includes the building floor panel 56 constituting the floor of the upper floor and It is erected on the torso 56a. The building floor panel 56 and the torso 56a are placed on the upper surface of a building wall panel 55 standing on a lower floor (not shown).

And the said roof panel 52 for construction inclines so that the one side end along the length direction of this building roof panel 52 may be located upward, and the other side edge may be located below, and in the said length direction One side end along the side is joined to the surface of the building wall panel 50.
The building wall panel 50 and the building roof panel 52 are joined by a fastening material such as a nail (not shown) and an adhesive.
Further, an angle adjusting member 52 a for inclining the building roof panel 52 is interposed between the building wall panel 50 and the building roof panel 52.

  In addition, a waterproof sheet 51 is pasted on the outer surface of the building wall panel 50 in advance so that the lower end protrudes toward the building floor panel 56 from the lower end of the building wall panel 50. That is, the vertical dimension of the waterproof sheet 51 is set to be longer than the vertical dimension of the building wall panel 50.

In addition, this waterproof sheet 51 is affixed on the part except the part to which the said roof panel 52 for construction is joined among the outer surfaces of the said wall panel 50 for construction.
That is, as shown in FIG. 8, a notch 51b corresponding to the contact surface of the building roof panel 52 with the building wall panel 50 along the base end portion of the building roof panel 52, The waterproof sheet 51 is formed.

  On the other hand, a building wall panel 57 that supports the building roof panel 52 and is joined so as to be orthogonal to the building wall panel 55 on the lower floor is provided below the building roof panel 52. ing.

An angle adjusting body 57a for supporting the building roof panel 52 at a predetermined angle is attached to an upper end surface of the building wall panel 57 below the roof, and the building adjusting panel 57a is mounted on the angle adjusting body 57a. A roof panel 52 is provided.
In other words, the angle adjusting body 57a is provided so as to be orthogonal to the building wall panel 50 and the torso 56a, and outward from the end of the angle adjusting body 57a on the building wall panel 50 side. It is formed to have a downward slope.

Further, as shown in FIGS. 9 and 10, the waterproof material provided on the surface of the building roof panel 52 protrudes to the building wall panel 50 side, and the upper portion 53b of the protruding portion 53a is the building roof. The water-resistant sheet 53 is affixed to the side end of the base end portion of the building roof panel 52 so as to be positioned above the upper surface of the panel 52.
The water-resistant sheet 53 is used with a pressure-sensitive adhesive applied to the back surface, or with a pressure-sensitive adhesive previously applied and covered with a release paper.

Next, a method for constructing the vicinity of the bottom of the building 1 will be described.
First, the waterproof sheet 51 in which the notch 51b is formed is pasted on the outer surface of the building wall panel 50 in advance. And the position corresponding to the upper part 53b of the protrusion part 53a of the said waterproof sheet 53 by cutting in the position corresponding to the upper part 53b of the protrusion part 53a of the waterproof sheet 53 of the said roof panel 52 for the said waterproof sheet 51 The surface of the building wall panel 50 is exposed.

That is, by cutting a portion of the waterproof sheet 51 located at one end in the length direction of the upper edge of the cutout portion 51b using a cutting tool along the length direction of the upper edge of the cutout portion 51b. Cuts 51a are formed.
Further, the cut 51a is formed by cutting the length so that the upper portion 53b of the protruding portion 53a of the water-resistant sheet 53 can be inserted.
And by forming the cut 51a in this way, the surface of the building wall panel 50 can be exposed by turning the waterproof sheet 51 located above the cut 51a.

  Subsequently, the building wall panel 57 that supports the building roof panel 52 is joined so as to be orthogonal to the building wall panel 55 constituting the outer wall of the lower floor. The angle adjusting body 57a is attached to the upper end portion of the building wall panel 57 below the roof.

Then, the building roof panel 52 is installed on the building wall panel 57 below the roof, and is joined to the building wall panel 50 constituting the outer wall of the upper floor via the notch 51b.
It should be noted that either the operation of joining the building roof panel 52 to the outer wall or the operation of forming the cut 51a in the waterproof sheet 51 described above may be performed first, and the order is not specified.

  Subsequently, the water-resistant sheet 53 is processed. First, as shown in FIG. 9A, the water-resistant sheet 53 is cut downward from the upper end portion of the water-resistant sheet 53 to form a first cut portion 53 c, and the side end portion of the water-resistant sheet 53 is formed. The water-resistant sheet 53 is cut to an intersection with the extension line of the first cut portion 53c to form a second cut portion 53d.

Moreover, the part from the lower end part of the said 1st cut part 53c to the said 2nd cut part 53d is made into the 1st bending part 53e by which valley folds,
A portion from the lower end portion of the first cut portion 53c to the vicinity of the second cut portion 53d of the side end portion of the water-resistant sheet 53 is mountain-folded along the upper surface and the side end surface of the building roof panel 52. It is considered to be a 2-fold part 53f,
A portion from the lower end portion of the first cut portion to the upper end portion of the water-resistant sheet 53 is a third fold that is valley-folded along the upper surface of the building roof panel 52 and the outer surface of the building wall panel 50. It is a music part 53g.

Furthermore, a substantially L-shaped portion outside the range surrounded by the first cut portion 53c, the first bent portion 53e, and the second cut portion 53d protrudes to the surface side of the building wall panel 50. The upper part 53b is located above the upper surface in the vicinity of the side edge of the base end part of the building roof panel 52.
In addition, the operation | work which forms the said 1st cut part 53c and the 2nd cut part 53d may be performed in the factory etc. previously, and may be performed on the spot.
Subsequently, at the site, as shown in FIG. 9B, the first bent portion 53e is valley-folded, the second bent portion 53f is mountain-folded, and the third bent portion 53g is valley-folded. To do.

  Subsequently, as shown in FIG. 10, the water-resistant sheet 53 is inserted into the upper portion 53 b of the protrusion 53 a of the water-resistant sheet 53 from the notch 51 a, and the water-resistant sheet 53 is inserted into the back side of the waterproof sheet 51. While sticking to the side edge of the base end part of the panel 52, the protrusion part 53a of this waterproof sheet 53 is stuck on the surface of the said waterproof sheet 51. FIG.

  In addition, when affixing the water-resistant sheet 53 to the side end of the base end portion of the building roof panel 52, the first bent portion 53e includes the side end surface of the building roof panel 52 and the building use. The second bent portion 53f is along the mating portion between the side end surface of the building roof panel 52 and the upper surface of the building roof panel 52 so as to be along the mating portion with the money panel 50. And the 3rd bending part 53g sticks so that the upper surface of the said roof panel 52 for construction and the wall part 50 for construction may be met.

  Subsequently, the joint tape 54 is affixed so as to cover the edge between the waterproof sheet 51 and the side edge of the upper portion 53b of the protruding portion 53a of the waterproof sheet 53 so as to cover the end of the notch 51a. The waterproof sheet 51 and the upper part 53b of the protruding part 53a of the water-resistant sheet 53 are jointed.

  Thereafter, a roof waterproofing member (not shown) is attached to the joint portion between the building wall panel 50 and the building roof panel 52 along the base end portion of the building roof panel 52.

  This roof waterproof member is formed in a substantially U-shaped cross section, and is attached so that the upper end edge of the roof waterproof member is inserted into the back side of the waterproof sheet 51 from the upper edge of the notch 51b. Further, the roof waterproof member is attached so that one end thereof is positioned in the vicinity of the joint tape 54.

According to the present embodiment, the building roof panel 52 is joined to the surface of the building wall panel 50 to which the waterproof sheet 51 is not attached, so that the building wall panel 50 and the building roof are joined. The panel 52 can be securely joined.
Thereafter, the upper portion 53b of the protruding portion 53a of the waterproof sheet 53 is inserted into the back side of the waterproof sheet 51 from the notch 51a of the waterproof sheet 51 at the joint between the building wall panel 50 and the building roof panel 52. The waterproof sheet 53 is attached to the side edge of the base end portion of the building roof panel 52, and the protruding portion 53a of the waterproof sheet 53 is attached to the surface of the waterproof sheet 51. Can be double waterproofed. Thereby, the waterproof property excellent in the junction part of the said building wall panel 50 and the other building panel 52 can be exhibited.
Moreover, since the joint part of said one building panel 50 and the other building panel 52 can be waterproofed by such a method, the other building wall panel 52 is attached to these one building wall panel 50. The present invention can also be reliably applied to a portion where a bag, a lower house, etc. formed by joining are provided.

In the fourth and fifth embodiments described above, the case where the orientation and angle when joining the building roof panel to the building wall panel forming the outer wall of the building 1 is different has been described. However, it could not be said that a unified construction method was adopted, and there were cases where the construction method was different depending on each site and each contractor.
However, as described above, when building a building 1 such as a house by joining a building wall panel provided with a waterproof material on the surface and a building roof panel provided with a waterproof material on the surface, the building wall The part of the panel surface where the building roof panel is joined to the building wall panel is exposed, and the building roof panel is joined to the exposed surface of the building wall panel. The construction wall panel waterproofing material and the building roof panel waterproofing material are overlapped at the joint with the roofing panel for construction, so the construction method differs depending on each site and each contractor, etc. It becomes possible to unify building construction methods.

(Sixth embodiment)
Next, a sixth embodiment of the present invention will be described with reference to the drawings.
FIG. 14 is a perspective view for explaining a building construction method according to the present embodiment.
FIG. 14 shows the vicinity of a handrail wall of a building 1 such as a house constructed by the construction method of the building 1 of the present embodiment.
Here, the handrail wall refers to a handrail wall constituting a balcony or the like provided so as to protrude from the outer wall of the building 1, and in the present embodiment, forms the outer wall of the building 1 such as a house. The building wall panel 62 whose upper end portion is located below the upper end portion of the one building wall panel 60 with respect to the one building wall panel 60 from the outer surface of the one building wall panel 60. It is formed by joining so as to protrude.

  More specifically, the building wall panel 60 is an outer wall of the upper floor of the building 1 as shown in FIG. 11, and the building wall panel 60 includes the building floor panel 66 constituting the upper floor and It is erected on the trunk 66a. Further, the building floor panel 66 and the trunk 66a are placed on the upper surface of a building wall panel 65 erected on a lower floor (not shown).

  The side wall of the building wall panel 62 is in contact with the outer side surface of the building wall panel 60, and the connection between the building wall panel 62 and the building wall panel 60 is not shown. This is done by using a fastening material and an adhesive.

  Also, the building wall panel 62 forming the handrail wall is erected on the upper surface of the building floor panel 67 and the torso 67a for the balcony floor provided so as to protrude from the building floor panel 66 and the torso 66a. Yes.

  Further, a building wall panel 68 that forms a falling wall is provided on the lower surface of the building floor panel 66 and the trunk 66a. The falling wall 68 is joined so as to protrude from the outer surface of the building wall panel 65 constituting the outer wall of the lower floor, and the building floor panel 66, 66 is the building wall forming the handrail wall. It can appear to have continuity with the panel 62.

  In addition, as shown in FIG. 12, the building wall panel 62 forming the handrail wall is provided with a base material 62a as a base for attaching a handrail headboard (not shown) on the upper surface of the building wall panel 62. It has been.

As shown in FIG. 11, the waterproof sheet 61 has a lower end protruding in advance from the lower end of the building wall panel 60 toward the building floor panel 66 on the outer surface of the building wall panel 60. Is pasted.
That is, the vertical dimension of the waterproof sheet 61 is set longer than the vertical dimension of the building wall panel 60.

  The waterproof sheet 61 has a first cut 61a formed by cutting the waterproof sheet 61 upward from the lower end of the waterproof sheet 61, and the upper end of the first cut 61a of the waterproof sheet 61. , The waterproof sheet 61 is cut horizontally and perpendicularly to the first cut 61a to form a second cut 61b.

  Further, the first cut 61a and the second cut 61b are formed by turning the waterproof sheet 61 to both sides from the first cut 61a so that the side end surface of the building wall panel 62 forming the handrail wall comes into contact with the building wall. It is formed to expose the outer surface of panel 60.

Further, a third cut 61c and a fourth cut 61d are formed at both ends of the second cut 61b by cutting the waterproof sheet 61 upward from the both ends.
These 2nd-4th cuts 61b, 61c, 61d are processes required in order to insert a part of water stop plate 63b mentioned later.

  On the other hand, as shown in FIGS. 12 and 13, the waterproof material provided on the surface of the building wall panel 62 protrudes from the waterproof sheet 63a and the surface side of the one building wall panel 60, and the protruding portion. The water stop plate 63b is attached to the upper end of the base end of the other building wall panel 62 so that the upper part 63e of 63d is positioned above the upper surface of the other building wall panel 62.

The water stop plate 63b includes a covering portion 63c having a substantially U-shaped cross section provided to cover the upper end of the base end portion of the building wall panel 62 forming the handrail wall, and an end portion of the covering portion 63c. And the protruding portion 63d that protrudes from the surface side of the one building wall panel 60, and the upper portion 63e of the protruding portion 63d is above the upper surface of the other building wall panel 62. It is inserted in the back side of the waterproof sheet 61 from the second to fourth cuts 61b, 61c, 61d.
The water stop plate 63b is used, for example, by applying an adhesive to the back surface.
Moreover, although the metal stop plate 63b of this Embodiment uses a metal thing, it is not restricted to this, A resin thing may be used.

Next, a method for constructing the vicinity of the handrail wall of the building 1 will be described.
First, the waterproof sheet 61 is attached in advance to the outer surface of the building wall panel 60. The waterproof sheet 61 is appropriately cut to form the first cut 61a, the second cut 61b, the third cut 61c, and the fourth cut 61d.

  And the waterproof sheet 61 is turned to both sides from the said 1st cut 61a, and the part to which the building wall panel 62 which forms the said handrail wall is joined is exposed. At this time, the end of the building wall panel 60 side of the waterproof sheet 63a provided on the surface of the building wall panel 62 that forms the handrail wall is turned, and the base of the building wall panel 62 that forms the handrail wall is formed. Leave the edge surface exposed.

  In addition, by forming the second to fourth cuts 61b, 61c, 61d in the waterproof sheet 61, if the waterproof sheet 61 in the portion surrounded by the second to fourth cuts 61b, 61c, 61d is turned over The surface of the building wall panel 60 can be exposed.

Subsequently, as shown in FIG. 12, the building floor panel 67 and the trunk 67a for the balcony floor are joined to the building floor panel 66 and the trunk 66a constituting the floor of the upper floor to form a balcony floor. Form.
Further, the building wall panel 68 forming the falling wall is joined to the lower part of the balcony floor so as to protrude from the outer surface of the building wall panel 65 constituting the outer wall of the lower floor.

  Subsequently, as shown in FIG. 12, the building wall panel 62 forming the handrail wall is erected on the upper surface of the building floor panel 67 and the trunk 67a for the balcony floor, and the building wall panel It abuts on the exposed outer surface of 60 and is joined so as to be orthogonal to the building wall panel 60.

  Subsequently, while returning the waterproof sheets 61, 63a of both the building wall panels 60, 62 turned up at the joint between the building wall panel 60 and the building wall panel 62 forming the handrail wall, These waterproof sheets 61 and 63a are overlapped to double waterproof the joint between the building wall panel 60 and the building wall panel 62 forming the handrail wall.

  Then, a joint tape 64 is attached so as to close the boundary between the superimposed waterproof sheet 61 and the waterproof sheet 63a, and the waterproof sheet 61 and the waterproof sheet 63a are jointed.

  Thereafter, as shown in FIGS. 13 and 14, the upper portion 63e of the protruding portion 63d of the water stop plate 63b is connected to the building wall panel 60 and the building wall panel 62 forming the handrail wall. The water stop plate 63b is attached to the upper end of the base end portion of the other building wall panel 62 while being embedded in the back side of the waterproof sheet 61 from the second to fourth cuts 61b, 61c, 61d of the waterproof sheet 61.

  Then, a joint tape 64 is attached so as to close the boundary between the superimposed waterproof sheet 61 and the water stop plate 63b, and along the third cut 61c and the fourth cut 61d. The waterproof sheets 61 separated by 61c and the fourth cut 61d, and the waterproof sheet 61 and the waterproof sheet 63a are jointed.

According to the present embodiment, the position corresponding to the portion of the waterproof sheet 61 of the one building wall panel 60 where the other building wall panel 62 is joined to the one building wall panel 60. And turning the one waterproof sheet 61 to expose a portion where the other building wall panel 62 is joined, turning the waterproof sheet 63a of the other building wall panel 62, and Since the surface of the base end portion of the building wall panel 62 is exposed and the other building wall panel 62 is joined to the one building wall panel 60, the one building wall panel 60 and the other The building panel 62 can be securely joined.
Then, while returning the waterproof sheets 61, 63a of the one and the other building wall panels 60, 62 turned at the joint portion between the one building wall panel 60 and the other building panel 62, Since the waterproof sheet 61 and the other waterproof sheet 63a are overlapped, the joint can be waterproofed at least twice.
Further, at the joint portion between the one building wall panel 60 and the other building wall panel 62, the upper portion 63e of the protruding portion 63d of the water stop plate 63b is cut into the waterproof sheet 61 (for example, the second cut 61b). Since the water stop plate 63b is attached to the upper end of the base end portion of the other building wall panel 62 while being embedded in the back side of the waterproof sheet 61, the upper end of the base end portion of the other building wall panel 62 is attached. And the waterproof sheet 61 of the one building wall panel 60 can be at least double waterproofed.
Thereby, the waterproof property excellent in the junction part of said one building wall panel 60 and the other building panel 62 can be exhibited.
Moreover, since the joint part of said one building panel 60 and the other building panel 62 can be waterproofed by such a method, the other building wall panel 62 is attached to these one building wall panel 60. The present invention can also be reliably applied to portions where handrail walls, sleeve walls and the like formed by joining are provided.

(Seventh embodiment)
Next, a seventh embodiment of the present invention will be described with reference to the drawings.
FIG. 16 is a perspective view illustrating a building construction method according to the present embodiment.
FIG. 16 shows the vicinity of a falling wall of a building 1 such as a house built by the building 1 construction method of the present embodiment.
Here, the falling wall refers to a wall protruding downward from the ceiling surface. In the present embodiment, the lower wall is lower than one building wall panel 70 that forms the outer wall of the building 1 such as a house. A building wall panel 72 whose portion is located above the lower end of the one building wall panel 70 is joined so as to protrude from the outer surface of the one building wall panel 70, and a balcony (not shown) It is formed by joining to the lower surface of the floor so as to protrude downward from the lower surface of the balcony floor.
Further, the building wall panel 72 and the building wall panel 70 forming the falling wall are joined by a fastening material such as a nail (not shown) and an adhesive.
Although not shown, a handrail wall that can be seen to have continuity with the building wall panel 72 forming the falling wall is provided upright on the upper surface of the balcony floor.

Further, as shown in FIG. 15, a waterproof sheet 71 whose upper end protrudes upward from the upper end of the building wall panel 70 is pasted on the outer surface of the building wall panel 70 that forms the outer wall. It is attached.
That is, the vertical dimension of the waterproof sheet 71 is set longer than the vertical dimension of the building wall panel 70.

  The waterproof sheet 71 has a first cut 71a formed by cutting the waterproof sheet 71 downward from the upper end of the waterproof sheet 71, and a lower end of the first cut 71a of the waterproof sheet 71. In FIG. 2, the waterproof sheet 71 is cut horizontally and perpendicularly to the first cut 71a, whereby the second cut 71b is formed.

Further, the first cut 71a and the second cut 71b are formed by turning the waterproof sheet 71 from both sides of the first cut 71a to the side walls of the building wall panel 72 that forms the falling wall. It is formed to expose the outer surface of panel 70.
The second cut 71b is a process necessary for providing a part of a water stop plate 73b described later.

  On the other hand, as shown in FIG. 16, the waterproof material provided on the surface of the building wall panel 72 protrudes from the waterproof sheet 73a and the surface side of the one building wall panel 70, and the lower part of the protruding portion 73d. The water stop plate 73b is attached to the lower end of the base end portion of the building wall panel 72 such that 73e is positioned below the lower surface of the building wall panel 72.

The water stop plate 73b includes a covering portion 73c having a substantially U-shaped cross section provided so as to cover the lower end of the base end portion of the building wall panel 72 forming the falling wall, and an end portion of the covering portion 73c. And the protruding portion 73d that protrudes to the surface side of the one building wall panel 70, and a lower portion 73e of the protruding portion 73d is a lower surface of the building wall panel 72 that forms the falling wall. The second cut 71b is exposed to the outside and is in contact with the surface of the waterproof sheet 71.
The water stop plate 73b is used, for example, by applying an adhesive to the back surface.
Moreover, although the metal stop plate 73b of this Embodiment uses a metal thing, it is not restricted to this, A resin thing may be used.

Next, a method for constructing the vicinity of the falling wall of the building 1 will be described.
First, the waterproof sheet 71 is attached in advance to the outer surface of the building wall panel 70. The waterproof sheet 71 is appropriately cut to form the first cut 71a and the second cut 71b.
And the waterproof sheet 71 is turned to both sides from the said 1st cut 71a, and the part to which the building wall panel 72 which forms the said falling wall is joined is exposed. At this time, the building wall panel 70 side end portion of the waterproof sheet 73a provided on the surface of the building wall panel 72 forming the falling wall is turned over to form a base of the building wall panel 72 forming the falling wall. Leave the edge surface exposed.

  Subsequently, as shown in FIG. 16, the building wall panel 72 forming the falling wall is protruded from the outer surface of the building wall panel 70 with respect to the building wall panel 70 constituting the outer wall. And join.

  Subsequently, at the joint between the building wall panel 70 that constitutes the outer wall and the building wall panel 72 that forms the falling wall, the water stop plate 73b and the protruding portion 73d of the water stop plate 73b, The other building wall panel 72 is brought into contact with the exposed surface of the building wall panel 70 and the lower portion 73e of the protruding portion 73d is brought into contact with the surface of the waterproof sheet 71 of the building wall panel 70. Attach to the lower end of the base end of

  Then, while returning the waterproof sheets 71 and 73a of both of the building wall panels 70 and 72 turned up at the joint between the building wall panel 70 and the building wall panel 72 forming the falling wall, Both the waterproof sheets 71 and 73a are overlapped with each other, and both the waterproof sheets 71 and 73a are placed on the water stop plate 73b.

And the joint tape 74 is stuck so that the boundary of the overlapped waterproof sheets 71 and 73a may be closed, and these waterproof sheets 71 and the waterproof sheet 73a are jointed.
Further, the boundary between the overlapped waterproof sheet 71 and the water stop plate 73b, and both side ends of the second cut 71b are closed, and at both side ends of the lower portion 73e of the protruding portion 73d of the water stop plate 73b. A joint tape 74 is attached along the joint, and the waterproof sheet 71 and the water stop plate 73b are joined.

According to the present embodiment, the waterproof sheet 71 of the one building wall panel 70 is turned over, and the other one of the surfaces of the one building wall panel 70 with respect to the one building wall panel 70. After exposing the part to which the building wall panel 72 is joined and turning the waterproof sheet 73a of the other building wall panel 72 to expose the surface of the base end of the other building wall panel 72 Since the other building wall panel 72 is joined to the one building wall panel 70, the one building wall panel 70 and the other building panel 72 can be reliably joined.
Thereafter, at the joint portion between the one building wall panel 70 and the other building wall panel 72, the water stop plate 73b is connected to the protruding portion 73d of the water stop plate 73b. While contacting the exposed surface, the lower portion 73e of the protruding portion 73d is brought into contact with the surface of the waterproof sheet 71 of the one building wall panel 70, while the base end portion of the other building wall panel 72 is touched. Since it attaches to a lower end, between the lower end of the base end part of this other building wall panel 72 and the waterproof sheet 71 of said one building wall panel 70 can be waterproofed at least double.
Further, while returning the waterproof sheets 71, 73a of the one and the other building wall panels 70, 72 turned at the joint portion between the one building wall panel 70 and the other building panel 72, one of these Since the waterproof sheet 71 and the other waterproof sheet 73a are overlapped and the one and other waterproof sheets 71 and 73a are put on the water stop plate 73b, the joint portion can be waterproofed at least double.
Thereby, the waterproof property excellent in the junction part of said one building wall panel 70 and the other building panel 72 can be exhibited.
Further, since the joint portion between the one building panel 70 and the other building panel 72 can be waterproofed by such a method, the other building wall panel 72 is attached to the one building wall panel 70. The present invention can also be reliably applied to a portion where a falling wall or a sleeve wall formed by joining is provided.

In the sixth and seventh embodiments described above, the building wall panel for forming the handrail wall and the falling wall is joined orthogonally to the building wall panel for forming the outer wall of the building 1. Although the case has been described, conventionally, it has not always been said that a unified construction method has been adopted, and there are cases where the construction method differs depending on each site or each construction contractor.
However, when constructing a building 1 such as a house by joining one building wall panel provided with a waterproof material on the surface and the other building wall panel provided with a waterproof material on the surface as described above. The portion of the surface of one of the building wall panels is exposed to a portion where the other building wall panel is joined to the building wall panel, and the other surface of the building wall panel is exposed to the other building Join the wall panels so that the waterproofing material of one building wall panel and the waterproofing material of the other building wall panel overlap each other at the joint between these one building wall panel and the other building wall panel Therefore, it is possible to eliminate the case where the construction method differs depending on each site and each contractor, and to unify the construction method of the building.

1 Building 10 One building panel (one building wall panel)
11 Waterproof material (waterproof sheet)
12 The other building panel (the other building wall panel)
13 Waterproof material (waterproof sheet)
20 One building panel (one building wall panel)
20a Exterior material 21 Waterproof material (waterproof sheet)
22 The other building panel (the other building wall panel)
22a Exterior material 23 Waterproof material (waterproof sheet)
30 One building panel (one building wall panel)
31 Waterproof material (waterproof sheet)
32 The other building panel (the other building wall panel)
33 Waterproof material (waterproof sheet)
40 One building panel (Building wall panel)
41 Waterproof material (waterproof sheet)
41a cut 42 other building panel (building roof panel)
43 Waterproof material (waterproof sheet)
43a Overhang part 43b Upper part 50 One construction panel (building wall panel)
51 Waterproof material (waterproof sheet)
51a notch 52 other building panel (building roof panel)
53 Waterproof material (waterproof sheet)
53a Overhang part 53b Upper part 60 One building panel (one building wall panel)
61 Waterproof material (waterproof sheet)
62 The other building panel (the other building wall panel)
63 Waterproof material 63a Waterproof sheet 63b Water stop plate 63d Overhang part 63e Upper part 70 One construction panel (one construction wall panel)
71 Waterproof material (waterproof sheet)
72 The other building panel (the other building wall panel)
73 Waterproof material 73a Waterproof sheet 73b Water stop plate 73d Overhang portion 73e Lower part

Claims (4)

In the building construction method of constructing a building such as a house by joining the end of the other building panel provided with a waterproof material on the surface to the surface of one building panel provided with a waterproof sheet on the surface,
Of the waterproof sheet of the one building panel, a notch is formed at a position corresponding to a portion where the other building panel is joined to the one building panel,
When joining the end of the other building panel to the surface of the one building panel,
At a joint portion between the one building panel and the other building panel, a part of the waterproof material of the other building panel is made to sneak from the notch, and the waterproof material is used as the one of the building panel. A building construction method characterized by straddling a surface and the surface of the other building panel. In the construction method of the building of Claim 1,
The one building panel is a building wall panel forming an outer wall of a building such as a house,
The other building panel is a building roof panel joined to the building wall panel so as to protrude from the surface of the building wall panel,
The waterproof sheet provided on the surface of the building wall panel is affixed to a portion of the surface of the building wall panel except a portion to which the building roof panel is joined,
The waterproof material provided on the surface of the building roof panel protrudes from the surface side of the building wall panel, and the upper portion of the protruding portion is positioned above the upper surface of the building roof panel, It is a water-resistant sheet that is affixed to the side edge of the base end of the building roof panel,
The building wall at a position corresponding to an upper portion of the protruding portion of the waterproof sheet by cutting a position corresponding to an upper portion of the protruding portion of the waterproof sheet of the building roof panel among the waterproof sheets of the building wall panel. Exposing the surface of the panel,
Bonding a building roof panel to the building wall panel;
Thereafter, at the joint between the building wall panel and the building roof panel, the upper part of the protruding portion of the waterproof sheet is embedded in the back side of the waterproof sheet from the notch of the waterproof sheet, and the waterproof sheet is used for the building. A construction method for a building, which is attached to a side edge of a base end portion of a roof panel, and a protruding portion of the waterproof sheet is attached to the surface of the waterproof sheet. In the construction method of the building of Claim 1,
The one building panel is a building wall panel forming an outer wall of a building such as a house,
The other building panel is joined to the one building wall panel so as to protrude from the surface of the one building wall panel, and an upper end portion thereof is higher than an upper end portion of the one building wall panel. Is a building wall panel located below,
The waterproofing material provided on the surface of the other building wall panel is a waterproof sheet and protrudes to the surface side of the one building wall panel, and the upper portion of the protruding portion is from the upper surface of the other building wall panel. A water stop plate attached to the upper end of the base end of the other building wall panel,
Cut out the position corresponding to the part where the other building wall panel is joined to the one building wall panel among the waterproof sheets of the one building wall panel, and turn the one waterproof sheet , Exposing the portion to which the other building wall panel is joined, turning over the waterproof sheet of the other building wall panel, exposing the surface of the base end of the other building wall panel,
Furthermore, by cutting the position corresponding to the upper part of the protruding part of the water blocking plate, the one of the waterproof sheets of the one wall wall for construction, the one of the positions corresponding to the upper part of the protruding part of the water blocking plate. Exposing the surface of the building wall panel,
Joining the other building wall panel to the one building wall panel;
Then, while returning the waterproof sheets of the one and the other building wall panels turned at the joint between the one building wall panel and the other building panel, the one waterproof sheet and the other waterproof sheet And
Thereafter, at the joint between the one building wall panel and the other building wall panel, the upper part of the protruding portion of the water blocking plate is inserted into the back side of the waterproof sheet from the notch of the waterproof sheet, while A building construction method, wherein a water plate is attached to an upper end of a base end portion of the other building wall panel. In the construction method of the building of Claim 1,
The one building panel is a building wall panel forming an outer wall of a building such as a house,
The other building panel is joined to the one building wall panel so as to protrude from the surface of the one building wall panel, and a lower end portion thereof is lower than a lower end portion of the one building wall panel. Is also a building wall panel located above,
The waterproof material provided on the surface of the other building wall panel is a waterproof sheet and protrudes to the surface side of the one building wall panel, and the lower portion of the protruding portion is lower than the lower surface of the other building wall panel. And a water stop plate attached to the lower end of the base end of the other building wall panel,
The waterproof sheet of the one building wall panel is turned over to expose a portion of the surface of the one building wall panel where the other building wall panel is joined to the one building wall panel. And turning over the waterproof sheet of the other building wall panel, exposing the surface of the base end of the other building wall panel,
Joining the other building wall panel to the one building wall panel;
Then, at the joint between the one building wall panel and the other building wall panel, the water blocking plate is brought into contact with the exposed surface of the one building wall panel. While attaching the lower part of this protruding part to the surface of the waterproof sheet of the one building wall panel, it is attached to the lower end of the base end of the other building wall panel,
Then, while returning the waterproof sheets of the one and the other building wall panels turned at the joint between the one building wall panel and the other building panel, these one waterproof sheet and the other waterproof sheet The building construction method is characterized in that the one and the other waterproof sheets are put on the water stop plate.

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