JP2001355325A - Sealing fixture, and external wall structure and external wall constructing method using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a sealing fixture for use in an external wall structure of a four-way rabbeting structure, which can positively prevent infiltration of rainwater therein, and to provide the external wall structure and an external wall constructing method using the sealing fixture. SOLUTION: The sealing fixture 1 is arranged behind a fastening plate arranged at a corner portion of an external wall plate of the four-way rabbeting structure. The sealing fixture 1 has a substrate 11 fixed to a backing, a pair of horizontal erect portions 12 arranged on right and left sides of the substrate 11 and erected from the same in a horizontal frontward direction, and slant portions 121 bent from front ends of the respective horizontal erect portions in a downward slanting direction. At least upper surfaces of the horizontal erect portions 12 and the slant portions 121, and parts of the substrate 11 above the portions 12 and 121 have an elastic member 13 arranged thereon. When the sealing fixture 1 is installed, a side edge of the fastening plate makes close contact with the elastic member 13.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seal fitting disposed behind a fastener for attaching an outer wall plate having a four-way joint structure to a base material, an outer wall construction structure using the same, and an outer wall construction method.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 20, there is an outer wall construction structure 9 using an outer wall plate 2 having a four-way joint structure. That is, the outer wall plate 2 has an upper lower part 22, a lower upper part 21, and a lateral lower part 24 and a horizontal upper part 23 provided on the left and right sides. Then, the upper outer wall plate 2 is placed on the upper lower part 22 of the lower outer wall plate 2.
And the lower upper wall 21 of the right outer wall panel 2 is superimposed on the lower lower wall 24 of the left outer wall panel 2.

In the outer wall construction structure 9, FIG.
As shown in FIG. 21, a fastening member 5 (see FIG. 3) is disposed at a corner 25 of each outer wall plate 2, and each outer wall plate 2 is fixed to a base material 3 such as a body edge. The above fastener 5
Are a fixed plate portion 51 abutting on the back side surface of the outer wall plate 2 arranged vertically, a support portion 52 erected forward over the entire width of the fixed plate portion 51, and a front end portion 521 of the support portion 52. An upper plate locking portion 53 bent obliquely upward;
Lower plate locking portion 54 bent obliquely downward from front end 521 of
And a front flat plate portion 57 continuously provided between the distal ends of the upper plate locking portion 53 and the lower plate locking portion 54.

[0004] The fixed plate portion 51 has a stepped portion 55 which retreats obliquely rearward at the upper end thereof, and a bent portion 56 which is bent substantially 90 ° rearward at the lower end thereof. Further, a screw hole 512 for inserting a screw 4 to be fixed to the base material 3 is formed in the fixing plate portion 51 (see FIG. 3).

[0005] The above-mentioned fastener 5 is shown in FIG.
As shown in FIG. 21, the upper and lower outer wall plates 2 are fixed to the base material 3 using screws 4. That is, the lower plate locking portion 54 is locked to the upper lower solid 22 of the lower outer wall plate 2 and
The upper outer wall plate 2 is supported by the
Is locked to the lower upper part 21 of the upper outer wall plate 2.

The upper lower part 22 and the lower lower part 2 of the outer wall plate 2
The shape of No. 1 is as described in detail in the following embodiments (see FIGS. 6 and 7). Further, the state in which the upper plate locking portion 53 and the lower plate locking portion 54 of the fastener 5 lock the lower upper portion 21 and the upper lower portion 22 of the outer wall plate 2 is also described in the following embodiment. It is as described in detail (FIG.
reference).

[0007] As shown in FIGS. 20 and 21, a caulking material 29 is cast on the upper lower part 22 and the lower side part 24 of the outer wall plate 2. The lower real 21 or the lateral upper real 23 of the other outer wall plate 2 overlaps from above the caulking material 29, and presses the caulking material 29, so that the outer wall construction structure 9 is removed from the joint gap 27 of each outer wall plate 2. To prevent water from entering the interior.

In the four-sided outer wall construction structure 9, as shown in FIGS. 20 and 21, the caulking material 29 is covered by the lower upper part 21 or the horizontal upper part 23, and is exposed in front of the outer wall. do not do. Therefore, it is possible to obtain an outer wall construction structure having excellent appearance design.

[0009]

However, despite the fact that the caulking material 29 is cast on the outer wall construction structure 9, it is difficult to reliably prevent flooding due to the following problems. There is.

The outer wall construction structure 9 is a joint between the upper and lower outer wall plates 2 and a joint between the left and right outer wall plates 2, that is, a portion where the corners 25 of the four outer wall plates 2 are arranged to face each other. The fastener 5 is provided (FIG. 20). And FIG.
As shown in FIG. 21 and FIG. 21, the support portion 52 and the front flat plate portion 57 of the fastener 5 are provided between the lower lower portion 211 of the upper outer wall plate 2 and the upper lower portion 221 of the lower outer wall plate 2. Be placed. Therefore, the caulking material 29 cast on the lower lateral wall 24 of the upper and lower outer wall plates 2 does not continue over the upper and lower outer wall plates 2, but is interrupted above and below the support portion 52 and the front flat plate portion 57. (FIGS. 20 and 21).

As shown in FIGS. 21 and 22, when rainwater 6 enters from the joint gap 27 between the left and right outer wall plates 2, the rainwater 6 is laterally moved by the caulking material 29 (FIGS. 21 and 22). In this case, the movement to the right) is prevented, and falls down along the joining gap 27. Then, the rainwater 6 passes through the front surface of the front flat plate portion 57 of the fastener 5 and moves to the joining gap portion 27 that continues further below.

However, a part of the rainwater 6 is shown in FIG.
As shown in FIG. 22, the water flows right and left along the front surface of the front flat plate portion 57, drops from the side end portion 59 to the upper lower part 22 of the lower outer wall plate 2, and furthermore, the back side of the outer wall plate 2 There is a risk of infiltration into the. A part of the rainwater 6 that has moved right and left along the front flat plate portion 57 passes over the upper plate locking portion 53 and is on the support portion 52 and further on both side end portions 59.
Move to. Then, the rainwater 6 also infiltrates from the side end 59 of the fastener 5 to the back side of the outer wall plate. This may cause corrosion and deterioration of the outer wall plate 2 and the base material 3.

In addition, the joining gap 2 between the upper and lower outer wall plates 2
The rainwater 6 that has entered from above 70 is prevented from moving upward by the lateral caulking material 29 that has been poured into the upper part, and is discharged forward as it is (FIGS. 21 and 22).

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and in a four-way jointed outer wall construction structure, a seal fitting capable of reliably preventing infiltration of rainwater and an outer wall construction using the same. It is intended to provide a structure and a method for constructing an outer wall.

[0015]

According to a first aspect of the present invention, there is provided a seal fitting disposed behind a fastening fitting disposed at a joint between the upper, lower, left and right sides of four outer wall plates having a four-way joint structure. The seal fitting includes a board portion fixed to the base material, a pair of horizontal upright portions provided on the left and right sides of the board portion and standing upright in the horizontal direction, and bent obliquely downward from the front end thereof. An elastic material is disposed on at least the horizontal upright portion, the upper surface of the inclined portion, and the substrate portion above the inclined portion, and when applied, a side end of the fastener is provided. And a lower metal part and a rear side surface of the two outer wall plates disposed on the upper side and the lower wall surface are in close contact with the elastic material.

It is most remarkable in the present invention that the seal fitting has the horizontal upright portion and the inclined portion,
An elastic material is provided on the upper surface of the horizontal standing portion, the upper surface of the inclined portion, and the substrate portion above the upper portion (see FIG. 1). The elastic material has elasticity and waterproofness. The outer wall panel having the above-mentioned four-way joint structure is an outer panel panel having upper and lower sides on upper and lower sides and a horizontal bottom and horizontal sides on left and right sides (FIG. 5). To FIG. 7). In addition,
In this specification, the outside direction of the building is referred to as "forward", and the inside direction of the building is referred to as "rearward", and the fasteners are directed outward of the building when attached to the base material. The direction is referred to as “forward”, and the direction toward the inside of the building is referred to as “backward”.

[0017] Further, the fastening member includes a fixed plate portion abutting on the rear side surface of the upper and lower outer wall plates, a support portion standing upright over the entire width of the fixed plate portion, and a support portion of the support portion. An upper plate locking portion bent obliquely upward from the front end portion, a lower plate locking portion bent diagonally downward from the front end portion of the support portion, and each end portion of the upper plate locking portion and the lower plate locking portion. (See FIG. 3).

Next, an example of an outer wall construction structure in which an outer wall plate is attached to the above-described base material using the seal fitting of the present invention and the above-described fastening fitting will be described. The sealing metal and the fastening metal arranged in front of the sealing metal are both fixed to the base material. Two adjacent outer wall plates disposed below the fastener have their upper solids locked to the lower plate locking portions of the fastener. The two adjacent outer wall plates arranged on the upper side are mounted on the support portions of the fasteners and locked by the upper plate locking portions while the lower solids are mounted thereon (see FIGS. 8 and 10). ).

Further, the outer wall plate is formed by an upper lower part and a lateral lower part,
Alternatively, a caulking material is cast on the lower upper part and the horizontal upper part (see FIG. 5). As described above, the elastic material of the seal fitting is in close contact with the side end of the fastening fitting, the back side surface of the upper outer wall plate, and the lower part.

Next, the operation and effect of the present invention will be described.
When the outer wall plate is applied to the base material, the horizontal standing portion of the seal fitting together with the support of the fastening fitting is connected to the lower solid of the upper outer wall plate and the upper solid material of the lower outer wall plate. Placed between.

The elastic member is provided on the upper surface of the horizontal standing portion. For this reason, the elastic material closely adheres to the lower part of the upper outer wall plate (see FIG. 8). Also, the above elastic material is
As described above, it comes into close contact with the side end of the fastener. That is, the elastic material on the upper surface of the horizontal standing portion comes into close contact with the front flat plate portion and the side end of the support portion of the fastener (see FIG. 4). Further, an elastic material is also provided on the substrate portion above the horizontal standing portion. This elastic material is in close contact with the back surface of the upper outer wall plate (see FIG. 8).

Therefore, even if rainwater enters into the vertical joint gap between the upper two left and right outer wall plates, that is, the gap between the horizontal lower part and the horizontal upper part, it does not enter the inside of the external wall construction structure. There is no. This will be described below. That is, the rainwater that has entered the joint gap is prevented from moving laterally by the caulking material, and falls down along the joint gap. Then, the rainwater passes through the front surface of the front flat plate portion of the fastener, moves to a lower joining gap, and falls. In addition, a part of the rainwater that has moved right and left along the front flat plate portion passes over the upper plate locking portion and moves on the support portion and further to both side ends thereof.

However, as described above, the elastic material provided on the seal fitting is provided on the front flat plate portion, the support portion, the side end portion of the fixing plate portion, and the lower real part and the rear side surface of the outer wall plate. Closely adhered. Therefore, even if rainwater infiltrates into the joint gap, it is blocked by the elastic material which is in close contact with both ends of the fastener (see FIGS. 17 to 19). That is, the rainwater that has moved laterally along the front flat plate portion is blocked by the elastic material that is in close contact with both ends of the front flat plate portion. Further, even if rainwater moves to the upper surface of the bearing or enters between the outer wall plate and the fixing plate of the fastening member, the rain water adheres to both ends of the bearing or the fixing plate. Blocked by elastic material.

As described above, by using the above-mentioned seal fitting, it is possible to reliably prevent the rainwater from entering the inside of the outer wall construction structure, and to surely prevent corrosion and deterioration of the outer wall plate and the base material. can do.

As described above, according to the present invention, it is possible to provide a seal fitting capable of reliably preventing rainwater from entering in an outer wall construction structure having a four-way joint structure.

Next, as in the second aspect of the present invention, it is preferable that a vertical erected portion erected vertically forward is provided below the substrate portion. The lower side wall of the lower outer wall plate abuts on the vertical upright portion when constructed. Accordingly, the position of the outer wall plate in the left-right direction can be accurately adjusted, and the left and right displacement of the outer wall plate after construction can be prevented.

Next, it is preferable that the elastic material be a foam. This gives
It is possible to more reliably obtain a seal fitting for preventing rainwater from entering. Examples of the foam include a rubber foam made of EPDM (ethylene / propylene rubber) or the like, or a synthetic resin foam such as polyethylene. Further, the foam is preferably a closed-cell foam.

Next, according to the invention as set forth in claim 4, in the four-way fixed outer wall construction structure in which the outer wall plate is attached to the base material using a seal fitting and the fastening fitting, The metal fitting has a fixed plate portion abutting against the rear side surface of the outer wall plate arranged vertically, a support portion erected forward over the entire width of the fixed plate portion, and a bend obliquely upward from the front end of the support portion. An upper plate latching portion, a lower plate latching portion bent obliquely downward from a front end of the support portion, and a front portion connected between each end of the upper plate latching portion and the lower plate latching portion. The seal member and the fastening member, which are arranged in front of the sealing member, are fixed to the base material together by the fastening member, and are two adjacent members arranged below the fastening member. The outer wall plate of the above shall be connected to the lower part of the fastener by the upper The two adjacent outer wall plates, which are locked on the inclined portion of the seal fitting, are placed above the lower shell on the support portion of the fastener and locked on the upper plate locking portion. In addition, the outer wall plate is formed by placing a caulking material on the upper lower part and the lower side part, or the lower lower part and the horizontal side part, and the elastic material of the sealing member is provided on the side of the fastening member. There is an outer wall construction structure characterized in that the end portion is in close contact with the upper side and the lower side surface of the outer wall plate above (see FIGS. 5, 8 to 11).

In the outer wall construction structure, as described above, the elastic material includes the front flat plate portion, the support portion, and the side ends of the fixing plate portion of the fastener, the back side surface of the upper outer wall plate and The lower part is in close contact. Therefore, as described above, it is possible to reliably prevent the rainwater from entering the inside of the outer wall construction structure, and it is possible to reliably prevent corrosion and deterioration of the outer wall plate and the base material.

As described above, according to the present invention, it is possible to provide an outer wall construction structure having a four-way joint structure capable of reliably preventing rainwater from entering.

Next, as in the fifth aspect of the present invention, a vertical erected portion which is erected vertically forward is provided below the substrate portion of the seal fitting, and the lower outer wall is provided. It is preferable that the lower horizontal part of the plate is in contact with the vertical upright portion. Thereby, it is possible to reliably prevent the outer wall plate from shifting left and right after the construction.

Next, according to the invention as set forth in claim 6, a method for constructing the outer wall construction structure, wherein the outer wall construction method has the following first to sixth steps. In the first step, the first outer wall plate is placed on the base material, and in the second step, the upper side of the second outer wall plate is moved right and left below the first outer wall plate. The second outer wall plate is disposed on the base material by jointing, and in a third step, the side end of the fastening member is brought into close contact with the elastic material of the sealing member, so that the fastening member is closed. Is inserted between the base material and the outer wall plate with the base of the seal fitting and the fixing plate of the fastening fitting in a state of being overlapped in front of the seal fitting. The lower plate locking portion of the metal fitting is locked to the upper lower part of the outer wall plate, and the seal fitting is fixed. The horizontal standing portion and the inclined portion are brought into contact with the upper bottom of the outer wall plate, and the seal fitting and the fastening fitting are fixed to the base material by fasteners. In the fifth step, the third outer wall is formed. The board and the lower part
In the sixth step, the fourth outer wall plate is attached to the upper lower part of the second outer wall plate so as to be engaged with the upper plate engaging portion. A horizontal upper part is superimposed on a lower lower part of the third outer wall plate on an upper lower part of the third outer wall plate, and a lower lower part is mounted so as to be locked to the upper plate locking portion of the fastening fitting. Further, in the fifth and sixth steps, the outer wall construction method is characterized in that the lower solid and back side surfaces of the third and fourth outer wall plates are brought into close contact with the elastic member of the seal fitting. (See FIGS. 12 to 16).

The most remarkable point of the outer wall construction method is that in the third step, the fastener is overlapped with the seal so that the side end of the fastener is in close contact with the elastic material of the seal. And in the fifth and sixth steps, the lower and upper surfaces of the third and fourth outer wall plates are brought into close contact with the elastic member of the seal fitting.

Thus, the side ends of the front flat plate portion, the support portion, and the fixed plate portion of the fastener, the back side surface of the upper outer wall plate, and the lower nut can be easily and reliably connected to the elastic member. It can be installed closely. Therefore, it is possible to reliably prevent the rainwater from entering the inside of the outer wall construction structure, and it is possible to reliably prevent corrosion and deterioration of the outer wall plate and the base material.

As described above, according to the present invention, it is possible to provide a method of constructing an outer wall of a four-way joint structure capable of reliably preventing rainwater from entering.

[0036] Next, as in the invention according to claim 7, a vertical erected portion which is erected vertically forward is provided below the substrate portion of the seal fitting. In the above, the vertical upright portion is inserted into the back side joining gap on the back surface side of the left and right outer wall plates, and in the fourth step, the vertical upright portion is pressed against the lower side of the first outer wall plate. It is preferable to fix the seal fitting to the base material (see FIG. 17). Thereby, the positioning of the seal fitting can be easily performed, and the left and right displacement of the outer wall plate after construction can be reliably prevented.

[0037]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments A seal fitting, an outer wall construction structure and an outer wall construction method using the same according to an embodiment of the present invention will be described with reference to FIGS. 1 to 4 are explanatory views mainly related to the seal fitting 1 and the fastening fitting 5, FIGS. 5 to 11 are explanatory views mainly related to an outer wall construction structure, and FIGS. 12 to 16 are mainly related to an outer wall construction method. FIGS. 17 to 19 are explanatory diagrams mainly related to the operation and effect.

The seal fitting 1 of this embodiment is used together with the fastening fitting 5 shown in FIG. 3, and is disposed behind the fastening fitting 5 as shown in FIG. As shown in FIG. 5, the fastening member 5 is a four-way mating outer wall plate 2 having an upper lower part 22, a lower upper part 21, left and right lower parts 24 and 23. , Which are to be attached to the base material 3, and are arranged at portions where the corner portions 25 of the four outer wall plates 2 are arranged to face each other, that is, at the upper, lower, left and right joints.

As shown in FIGS. 1 and 2, the seal fitting 1 is provided on a substrate portion 11 fixed to the base material 3 together with the fastening fitting 5, and is provided on the left and right sides of the substrate portion 11 to be horizontal. A pair of horizontal standing portions 12 standing forward in the direction of
And an inclined portion 121 bent obliquely downward from the front end. The elastic material 1 is provided on the upper surface of the horizontal standing portion 12 and the inclined portion 121 and on the substrate portion 11 thereabove.
3 are arranged. In addition, the seal fitting 1 is shown in FIG.
As shown in FIGS. 8 and 9, when constructed, the side end portion 59 of the fastener 5, the lower solid 21 and the back side surface 26 of the outer wall plate 2 are configured to be in close contact with the elastic material 13. is there.

As shown in FIG. 2C, the horizontal upright portion 12 has an inclined portion 121 bent obliquely downward at the front end thereof, and the upper lower portion 22 of the lower outer wall plate 2.
1 (FIG. 11). That is, the inclined portion 121 of the seal fitting 1 and the lower plate engaging portion 54 of the fastening fitting 5, which will be described later, have the same inclination angle and exhibit the same function.

As shown in FIGS. 1 and 2, a vertical standing portion 14 is provided below the substrate portion 11 so as to stand vertically forward. The seal fitting 1 is manufactured by, for example, cutting and bending a metal plate such as stainless steel. The elastic material 13 is made of EP
It is a closed-cell foam made of DM or the like.

As shown in FIG. 2A, the bent portion of the seal fitting 1, that is, the base end of the horizontal standing portion 12 and the base end of the vertical standing portion 14, can be easily bent. A notch 111 is provided for the purpose. Also,
As shown in FIG. 2 (C), a depression 141 for reinforcing the vertical upright portion 14 is provided in a bent portion of the seal fitting 1 obtained by bending the vertical upright portion 14.

Further, as shown in FIG. 3, the fastener 5 is provided on the rear side surface 2 of the outer wall plate 2 (FIG. 11) which is disposed vertically.
6 and a support portion 52 erected forwardly over the entire width of the fixed plate portion 51. From the front end 521 of the support portion 52, an upper plate locking portion 53 bent diagonally upward and a lower plate locking portion 54 bent diagonally downward are formed. And, the upper plate locking portion 5
A front flat plate portion 57 is continuously provided between the distal end portions of the lower plate 3 and the lower plate locking portion 54.

Further, the fixed plate portion 51 has a step portion 55 which is retreated diagonally rearward at an upper end thereof, and has a bent portion 56 which is bent substantially 90 ° rearward at a lower end portion. Further, screw holes 512 for inserting screws 4 fixed to the base material 3 are formed in the fixing plate portion 51. Further, a through hole 552 is also provided in the step portion 55, and the fastener 5 can be fixed to the base material 3 through a nail or the like.

Further, a cut-and-raised portion 513 that is cut and raised forward is provided below the fixed plate portion 51, and the cut-and-raised portion 513 is a rear side surface of the outer wall plate 2 disposed below. 2
6 to prevent movement to the left and right and increase the fixing force (FIG. 11).

Next, referring to FIGS. 5 to 11, there will be described a four-way fixed outer wall construction structure 10 in which the ceramic outer wall plate 2 is attached to the base material 3 by using the seal fitting 1 and the fastening fitting 5. This will be described with reference to FIG. FIG. 5 is a front view of the outer wall construction structure 10, FIG. 8 is a longitudinal sectional view of a joint between the upper and lower outer wall boards 2, and FIG. In FIG. 5, some of the seal fittings 1, the fastening fittings 5, and the outer wall plate 2 are appropriately omitted.

Prior to the description of the outer wall construction structure 10 (FIG. 5) of the present embodiment, a lower upper part 21 and an upper lower part 22 of the outer wall plate 2 are described.
The shape and the state of locking by the fasteners 5 will be described in detail with reference to FIGS. 6, 7, and 11. FIG. As shown in FIG. 6, the lower upper part 21 of the outer wall plate 2 has a lower fitting part 211 fitted between the fixing plate part 51, the support part 52, and the upper plate locking part 53 of the fastener 5. And a front lower end portion 216 extending to a position below the lower fitting portion 211 at the front thereof. The lower fitting part 211 is
A lower end surface 212 supported by the support portion 52 and an inclined surface 213 locked by the upper plate locking portion 53 are provided.

The inclined surface 213 and the lower surface 2
16 and the back side surface 217, the notch 21
4 are formed. Then, as shown in FIG. 11, the upper plate locking portion 53 and the front flat plate portion 57 of the fastener 5 are fitted into the cut groove 214. As a result, the front flat plate portion 57 comes into contact with the back side surface 217 of the front lower end portion 216, and the upper plate locking portion 53 locks the inclined surface 213. State in which it is locked to the fruit 21 ".

On the other hand, as shown in FIG. 7, the upper lower solid portion 22 of the outer wall plate 2 has a rear upper end portion 22 formed by notching a front side at an upper end portion of the outer wall plate 2 to form a rear side.
One. An inclined surface 223 is formed at a corner between the upper surface 222 and the front surface 224 of the upper surface 221 of the rear surface.

The upper end portion 221 of the rear surface is configured to fit between the fixing plate portion 51, the support portion 52, and the lower plate locking portion 53 of the fastener 5. That is, FIG.
As shown in FIG. 1, the upper end surface 222 of the upper surface 221 of the back surface.
Is brought into contact with the support portion 52 and the inclined surface 22 is
The lower plate 3 is locked to the lower plate locking portion 54, and a "state in which the lower plate locking portion 54 is locked to the upper lower part 22" is obtained.

As shown in FIG. 7, a caulking material 29 is cast on the front surface 224 of the rear upper end portion 221. Then, the back side surface 217 of the lower surface portion 216 of the lower upper wall 21 of the upper outer wall plate 2 is overlapped with the front surface 224 of the lower upper surface portion 221 of the upper lower wall 22 of the lower outer wall plate 2. Definitely joined (FIG. 11).

As shown in FIGS. 8 and 10, in the outer wall construction structure 10 of the present embodiment, the seal fitting 1 and the fastening fitting 5 arranged in front of the sealing fitting 1 are both fastened to the base material 3. It is fixed by a screw 4 as a tool.
As shown in FIG. 10, the upper outer nut 22 of the two adjacent outer wall plates 2 disposed below the fastener 5 is locked by the lower plate locking portion 54 of the fastener 5. In addition, two adjacent outer wall panels 2 arranged above are shown in FIG.
As shown in (1), the lower solid 21 is placed on the support portion 52 of the fastening member 5 and is locked by the upper plate locking portion 53.

As shown in FIG. 5, the outer wall plate 2 is formed by placing a caulking material 29 on the upper lower part 22 and the lower side part 24. The lower real 21 or the lateral upper real 23 of the other outer wall plate 2 overlaps from above the caulking material 29 and presses the caulking material 29 to prevent water from flowing from the joint gap of each outer wall plate 2. (FIG. 11). The caulking material 29 may be cast on the lower surface 21 of the outer wall plate 2 and the rear side surface of the upper horizontal member 23.

As shown in FIGS. 8 to 11, the elastic member 13 of the seal fitting 1 includes the front flat plate portion 57, the support portion 52, and the side end portion 5 of the fixing plate portion 51 of the fastening fitting 5.
9 and the back side surface 26 of the upper outer wall plate 2 and the lower upper part 21. As shown in FIGS. 5 and 17, the side surface of the lower lateral wall 24 of the outer wall plate 2 below the seal fitting 1 is
It is in contact with the vertical upright portion 14 provided on the seal fitting 1.

Next, a method of constructing the outer wall construction structure 10 will be described mainly with reference to FIGS.
The following description explains some steps of the outer wall construction method. The above exterior wall construction method is based on the first method shown below.
It has a process to a sixth process. That is, in the first step,
As shown in FIG. 12, the first outer wall plate 2 is arranged on the base material 3. In the second step, as shown in FIG. 13, the upper lateral wall 23 of the second outer wall plate 2 is joined to the lower lateral wall 24 of the first outer wall plate 2 by right and left, and the above-mentioned base material 3 is joined. Then, the second outer wall plate 2 is arranged.

In the third step, as shown in FIG. 14, the side end 59 of the fastener 5 is brought into close contact with the elastic member 13 of the seal 1 so that the fastener 5 is moved forward of the seal 1. Layer on. At this time, the bent portion 56, which is the lower end portion of the fastening member 5, comes into contact with the vertical standing portion 14 of the seal member 1. In this state, the seal fitting 1
The base 11 and the fixing plate 51 of the fastener 5 are inserted between the base material 3 and the outer wall plate 2. At this time, the vertical upright portion 14 of the seal fitting 1 is connected to the back side joining gap 2 of about 1 mm on the back side of the left and right outer wall plates 2.
Insert into 8.

In the fourth step, as shown in FIG. 15, the lower plate engaging portion 54 of the fastener 5 is engaged with the upper lower part 22 of the outer wall plate 2 and the horizontal direction of the seal 1 is fixed. The upright portion 12 and the inclined portion 121 are brought into contact with the upper lower portion 22 of the outer wall plate 3, and the seal metal 1 and the fastening metal 5 are fixed to the base material 3 with screws 4 in a state where the seal metal 1 and the fastening metal 5 are overlapped. At this time, as shown in FIG. 17, the vertical upright portion 14 of the seal fitting 1 is pressed from the side against the side surface of the lower horizontal wall 24 of the first outer wall plate 2.

In the fifth step, as shown in FIG. 16, a third outer wall plate 2 is overlapped with a lower upper part 21 thereof on an upper lower part 22 of the first outer wall plate 2 and the fastening fittings are provided. 5 so as to be locked to the upper plate locking portion 53. At this time, the lower upper part 21 and the back side surface 26 of the third outer wall plate 2 are connected to the elastic member 1 of the seal fitting 1.
Adhere to 3.

In the sixth step, the fourth outer wall plate 2
The lower upper part 21 is superimposed on the upper lower part 22 of the second outer wall plate 2 and the lower upper part 23 is superimposed on the lower lower part 24 of the third outer wall plate 2. The fastener 5 is attached so as to be locked to the upper plate locking portion 53 (FIG. 1).
8). At this time, the lower nut 21 and the back side surface 26 of the fourth outer wall plate 2 are brought into close contact with the elastic member 13 of the seal fitting 1.

By repeating the first to sixth steps, an outer wall construction structure 10 in which the outer wall plate 2 is fastened to the base material 3 using the seal fitting 1 and the fastening fitting 5 is obtained (FIG. 5).

Next, the operation and effect of this embodiment will be described. When the outer wall plate 2 is applied to the base material 3, as shown in FIGS. 10 and 11, the horizontal upright portion 12 of the seal fitting 1 is
Along with the support portion 52 of the fastener 5, it is arranged between the lower upper portion 21 of the upper outer wall plate 2 and the upper lower portion 22 of the lower outer wall plate 2.

The elastic member 13 is provided on the upper surfaces of the horizontal standing portion 12 and the inclined portion 121. Therefore, as shown in FIG. 11, the elastic member 13 is in close contact with the lower solid 21 of the upper outer wall plate 2. Further, the elastic material 13 is in close contact with the side end 59 of the fastening member 5 as described above. That is, as shown in FIGS. 3 and 9, the elastic member 13 on the upper surface of the horizontal upright portion 12 is attached to the front flat plate portion 5 of the fastener 5.
7 and the side end 59 of the support 52. Further, the elastic member 1 is also provided on the substrate portion 11 above the horizontal standing portion 12.
3 are arranged. As shown in FIGS. 8 to 11, the elastic member 13 is in close contact with the rear side surface 26 of the upper outer wall plate 2.

Therefore, as shown in FIGS. 17 and 18,
Even if the rainwater 6 penetrates into the joint gap portion 27 between the upper left and right outer wall plates 2, that is, the gap between the horizontal lower real 24 and the horizontal upper real 23, it does not penetrate into the outer wall construction structure 10. . This will be described below mainly with reference to FIGS.

FIG. 17 is a perspective view of the outer wall construction structure 10 of the present embodiment, but the outer wall plate 2 on the right side of the fastener 5 is omitted for convenience of explanation. FIG. 18 is an explanatory front view of the outer wall construction structure 10, in which the outline of the outer wall plate 2 actually seen from the front is shown by solid lines, and the fastener 5 and the seal 1 behind the outer wall 2 are shown by a two-dot chain line. Portions of the outer wall plate 2 that are not actually seen from the front are indicated by broken lines. FIG. 19 is a cross-sectional view of the outer wall construction structure taken along a plane passing through the caulking material 29 (a cross section taken along line CC in FIG. 11), and is an explanatory diagram of the flow of rainwater 6 in that portion. is there.

As shown in FIGS. 17 to 19, the rainwater 6 that has entered the joining gap 27 is prevented from moving in the lateral direction (to the right in this example) by the caulking material 29. It falls down along the. Then, the rainwater 6 passes through the front surface of the front flat plate portion 57 of the fastener 5, moves to the joining gap portion 27 that continues downward, and falls.
Further, as shown in FIG. 17, a part of the rainwater 6 that has moved right and left along the front flat plate portion 57 is
, And moves to above the support portion 52 and further to both end portions 59 thereof.

However, as described above, the elastic member 13 provided on the seal fitting 1 includes the front flat plate portion 57, the support portion 52, the side end portion 59 of the fixed plate portion 51, and the outer wall plate 2 of the fastening fitting 5. Is in close contact with the lower upper part 21 and the rear side surface 26 of the lower part. Therefore, as shown in FIGS. 17 to 19, even if the rainwater 6 enters the joint gap 27,
Are blocked by the elastic material 13 which is in close contact with both side end portions 59 of the elastic member. That is, the rainwater 6 that has moved laterally along the front flat plate portion 27 is applied to both end portions 5 of the front flat plate portion 57.
9 is blocked by the elastic member 13 closely contacted with 9.

Also, as shown in FIG. 17, even if rainwater moves to the upper surface of the support portion 52 or penetrates between the outer wall plate 5 and the fixing plate portion 51 of the fastening member 5, the above-described support can be obtained. The elastic member 13 is in close contact with the portion 52 or both end portions 59 of the fixed plate portion 51 and is blocked.

As described above, by using the seal fitting 1, it is possible to reliably prevent the rainwater 6 from entering the inside of the outer wall construction structure 10, and to prevent corrosion of the outer wall plate 2 and the base material 3 and the like. Deterioration can be reliably prevented.

As shown in FIG. 17, the vertical mounting portion 1 is provided below the base portion 11 of the seal fitting 1.
4 is provided, and the side surface of the lower lateral wall 24 of the lower outer wall plate 2 abuts on the vertical standing portion 14. Thereby, the left and right displacement of the outer wall plate 2 after the construction can be reliably prevented. Further, since the elastic member 13 is a foam of closed cells such as EPDM, it is possible to more reliably prevent the rainwater 6 from entering.

Further, by using the above-described outer wall construction method, the front flat plate portion 57, the support portion 52, the side end portion 59 of the fixed plate portion 51 and the front flat plate portion 57 of the fastening member 5 can be easily and reliably connected. The elastic member 13 can be adhered to the rear side surface 26 and the lower upper part 21 of the outer wall plate 2.

[0071]

As described above, according to the present invention, in a four-way jointed outer wall construction structure, a seal fitting capable of reliably preventing rainwater from entering, an outer wall construction structure using the same, and an outer wall construction method Can be provided.

[Brief description of the drawings]

FIG. 1 is a perspective view of a seal fitting according to an embodiment.

FIG. 2A is a front view, FIG. 2B is a plan view, and FIG. 2C is a side view of a seal fitting in the embodiment.

FIG. 3 is a perspective view of a fastener in the embodiment.

FIG. 4 is a perspective view showing a state in which a fastening member is superimposed on a sealing member in the embodiment.

FIG. 5 is a front view of the outer wall construction structure in the embodiment.

FIG. 6 is a perspective view of a lower part of the outer wall plate in the embodiment.

FIG. 7 is a perspective view of a lower part of the outer wall plate in the embodiment.

FIG. 8 is a vertical cross-sectional explanatory view of the upper and lower joints, corresponding to a cross section taken along line AA of FIG. 5;

FIG. 9 is an explanatory cross-sectional view of the right and left joint portion, which is equivalent to a cross section taken along line BB of FIG. 5;

FIG. 10 is a perspective explanatory view of an outer wall construction structure in the embodiment.

FIG. 11 is an enlarged vertical cross-sectional explanatory view of the upper and lower joints in the embodiment.

FIG. 12 is an explanatory diagram of a state after the first step of the outer wall construction method in the embodiment.

FIG. 13 is an explanatory view of a state in which the second step of the outer wall construction method has been completed in the embodiment.

FIG. 14 is an explanatory view of a third step of the outer wall construction method in the embodiment.

FIG. 15 is an explanatory diagram of a state after the fourth step of the outer wall construction method in the embodiment.

FIG. 16 is an explanatory diagram of a state after the fifth step of the outer wall construction method in the embodiment.

FIG. 17 is an explanatory perspective view illustrating the flow of rainwater around the seal fitting and the fastening fitting in the embodiment.

FIG. 18 is an explanatory front view illustrating the flow of rainwater around the seal fitting and the fastening fitting in the embodiment.

FIG. 19 is an explanatory diagram for explaining the flow of rainwater in a cross section taken along line CC of FIG. 11;

FIG. 20 is a front view of an external wall construction structure in a conventional example.

FIG. 21 is a perspective view illustrating the flow of rainwater around a seal fitting and a fastening fitting in a conventional example.

FIG. 22 is a front view illustrating a flow of rainwater around a seal fitting and a fastening fitting in a conventional example.

[Explanation of symbols]

 1. . . 9. Seal fitting, . . 10. Exterior wall construction structure, . . 11. substrate part, . . Horizontal standing part, 121. . . 12. inclined section; . . Elastic material, 14. . . Vertical standing part, 2. . . Outer wall plate, 21. . . Minoru Kamigami, 22. . . Upper bottom real, 23. . . Minoru Yokogami, 24. . . Minoru Yokoshita, 3. . . 4. base material; . . Fastening bracket, 51. . . Fixing plate part, 52. . . Bearing, 57. . . Front flat plate 59. . . Side edge, 6. . . Rainwater,

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 2E001 DA01 FA04 FA64 FA65 FA71 GA12 GA13 GA64 HB01 HB03 HD01 HF02 KA03 KA05 LA01 MA02 MA03 MA04 2E110 AA14 AA15 AB04 AB22 BA12 BA22 BD23 CC03 CC12 CC13 CC16 CC17 CC20 DA10 DA22 DB23 DC02 DD02

Claims (7)

[Claims] 1. A sealing member disposed behind a fastening member disposed at an upper, lower, left and right joint portion of four outer wall plates having a four-way joint structure, wherein the sealing member is a substrate fixed to a base material. And a pair of horizontal standing portions provided on the left and right sides of the substrate portion and standing upright in the horizontal direction, and an inclined portion bent obliquely downward from the front end thereof. An elastic material is disposed on the upper surface of the upright portion, the upper surface of the inclined portion, and the substrate portion above the upper portion. A lower part of the outer wall plate and a back side surface thereof are in close contact with the elastic material. 2. The seal fitting according to claim 1, wherein a vertical standing portion is provided vertically below the substrate portion in a vertical direction. 3. The seal according to claim 1, wherein the elastic material is a foam. 4. A four-way fixed outer wall construction structure in which the outer wall plate is attached to the base material using the seal fitting according to any one of claims 1 to 3 and the fastening fitting. The mounting bracket includes a fixed plate portion abutting against the rear side surface of the outer wall plate arranged vertically, a support portion standing upright over the entire width of the fixed plate portion, and a bend obliquely upward from the front end of the support portion. The upper plate locking portion, the lower plate locking portion bent obliquely downward from the front end of the support portion, and the tip end portions of the upper plate locking portion and the lower plate locking portion are connected to each other. The seal member and the fastening member arranged in front of the seal member are fixed to the base material together by the fastening member, and the two adjacent metal members are arranged below the fastening member. The outer wall panels are connected to the lower panel locking part of the fastener by the upper The two adjacent outer wall plates, which are locked on the inclined portion of the seal fitting, are placed above the lower shell on the support portion of the fastener and locked on the upper plate locking portion. In addition, the outer wall plate is formed by placing a caulking material on the upper lower part and the lower side part, or the lower lower part and the horizontal side part, and the elastic material of the sealing member is provided on the side of the fastening member. An outer wall construction structure, wherein the outer wall construction structure is in close contact with an end portion, a rear side surface of the upper outer wall plate, and a lower lower part. 5. A vertical upright portion which is provided upright in the vertical direction in a lower part of the base plate portion of the seal fitting, and the lower lateral wall of the lower outer wall plate is provided with the vertical lower portion. An outer wall construction structure characterized by being in contact with a vertical standing portion. 6. A method for constructing an outer wall construction structure according to claim 4 or 5, wherein said outer wall construction method comprises:
In the first step, the first outer wall plate is disposed on the base material, and in the second step, the first outer wall plate is positioned two inches below the first outer wall plate. The second outer wall plate is joined to the base material by laterally joining the upper and lower lateral walls of the second outer wall plate, and in a third step, the side end of the fastening member is sealed with the sealing member. In a state in which the fastener is brought into close contact with the elastic material and the fastener is placed in front of the seal, the substrate of the seal and the fixing plate of the fastener are placed between the base material and the outer wall plate. Insert the fourth
In the step, the lower plate engaging portion of the fastening member is engaged with the upper bottom of the outer wall plate, and the horizontal upright portion and the inclined portion of the sealing member are brought into contact with the upper bottom member of the outer wall plate. Then, the seal fitting and the fastening fitting are fixed to the base material by fasteners, and in a fifth step, the third outer wall plate is attached to the lower inner portion of the first outer wall plate. In the sixth step, the fourth outer wall plate is attached to the upper lower portion of the second outer wall plate by attaching the fourth outer wall plate to the upper lower portion. , A horizontal upper part is superimposed on a lower lower side of the third outer wall plate, and a lower lower part is attached so as to be engaged with an upper plate engaging portion of the fastener, and the fifth and sixth steps are performed. In the above, the lower and upper sides of the third and fourth outer wall panels are Outer wall construction method characterized in that is brought into close contact with the elastic member of the bracket. 7. The vertical upright portion according to claim 6, wherein a vertical upright portion is provided vertically below the substrate portion of the seal fitting in the vertical direction, and in the third step, the vertical upright portion is provided. Are inserted into the back-side joining gaps on the back sides of the left and right outer wall plates, and in the fourth step, the vertical upright portion is pressed against the lower side of the first outer wall plate to attach the seal fitting to the base material. Exterior wall construction method characterized in that it is fixed to a wall.