JP3381713B2 - Seal fitting and outer wall construction structure - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seal fitting arranged behind a fastening fitting 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-sided joint structure. That is, the outer wall plate 2 has an upper lower solid 22, a lower upper solid 21, and lateral lower solids 24 and lateral upper solids 23 provided on the left and right (FIG. 5).
reference). Then, the lower solid 21 of the upper outer wall plate 2 is overlaid on the upper solid 22 of the lower outer wall plate 2, and the horizontal solid 23 of the right outer wall plate 2 is placed on the horizontal lower solid 24 of the left outer wall plate 2. Build in layers.

In the outer wall construction structure 9 shown in FIG.
As shown in FIG. 21, fasteners 5 are arranged at the corners 25 of each outer wall plate 2 to fix each outer wall plate 2 to a base material 3 such as a furring strip. The fastening fitting 5 includes a fixed plate portion 51 that abuts on the back side surface 26 of the outer wall plate 2 arranged vertically,
A support portion 52 standing upright over the entire width of the fixed plate portion 51, an upper plate locking portion 53 bent obliquely upward from a front end portion 521 of the support portion 52, and a front end portion 5 of the support portion 52.
It has a lower plate locking portion 54 that is bent obliquely downward from 21 and a front flat plate portion 57 that is continuously provided between the respective tip portions of the upper plate locking portion 53 and the lower plate locking portion 54.

Further, the fixed plate portion 51 has a step portion 55 which is slanted backward at the upper end portion thereof, and a bent portion 56 which is bent backward at approximately 90 ° at the lower end portion thereof. Further, the fixing plate portion 51 is formed with a screw hole 512 for inserting the screw 4 fixed to the base material 3 (see FIG. 4A).

And, the above-mentioned fastening fitting 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 with screws 4. That is, the lower plate locking portion 54 is locked to the upper lower solid 22 of the outer wall plate 2 on the lower side, and the support portion 52 is
The upper outer wall plate 2 is supported by the upper plate locking portion 53
Is locked to the lower shell 21 of the upper outer wall plate 2.

[0006] The upper lower solid 22 and the lower upper solid 2 of the outer wall plate 2
The shape of No. 1 is as described in detail in Embodiment 1 below (see FIG. 7). Also, regarding the state in which the upper plate locking portion 53 and the lower plate locking portion 54 of the fastening member 5 lock the lower upper shell 21 and the upper lower shell 22 of the outer wall plate 2, the following Embodiment 1 will be described. (See FIG. 11).

Further, as shown in FIGS. 20 and 21, caulking material 29 is cast on the upper lower shell 22 and the lateral lower shell 24 of the outer wall plate 2. The lower solid 21 or the horizontal solid 23 of the other outer wall plate 2 overlaps on the caulking material 29, and the caulking material 29 is pressed, so that the outer wall construction structure 9 is formed from the joint gap portion 27 of each outer wall plate 2. Prevents water from getting inside.

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

[0009]

However, although the caulking material 29 is placed in the outer wall construction structure 9, it is difficult to reliably prevent water from entering due to the following problems. There is.

The outer wall construction structure 9 is a joint portion between the upper and lower outer wall plates 2, and is a joint portion between the left and right outer wall plates 2, that is, the corner portions 25 of the four outer wall plates 2 are arranged to face each other. The fastener 5 is arranged (FIG. 20). And Figure 2
As shown in FIG. 21, the support portion 52 and the front flat plate portion 57 of the fastening member 5 are disposed between the lower solid 21 of the upper outer wall plate 2 and the upper solid 22 of the lower outer wall plate 2. Will be placed. Therefore, the caulking material 29 cast on the horizontal lower shells 24 of the upper and lower outer wall plates 2 does not continue over the upper and lower outer wall plates 2 and 2, and the supporting portion 52 and the front flat plate portion 57 are provided.
Are discontinued above and below (Fig. 20, Fig. 21).

Then, as shown in FIGS. 21 and 22, when rainwater 6 enters from the joint gap portions 27 of the left and right outer wall plates 2, the rainwater 6 is laterally moved by the caulking material 29 (see FIGS. 21 and 22). In the above, the movement to the right) is blocked, and the material travels through the joining gap portion 27 and falls downward. Then, the rainwater 6 passes through the front surface of the front flat plate portion 57 of the fastening member 5 and moves to the joint gap portion 27 which continues further downward.

However, a part of this rainwater 6 is
1, as shown in FIG. 22, it flows to the left and right along the front surface of the front flat plate portion 57, falls from the side end portion 59 to the upper lower solid 22 of the lower outer wall plate 2, and further, on the back side of the outer wall plate 2. May infiltrate into Further, a part of the rainwater 6 that has moved to the left and right along the front flat plate portion 57 gets over the upper plate locking portion 53, and above the support portion 52, and further both side end portions 59 thereof.
Move to. Then, the rainwater 6 also infiltrates into the back side of the outer wall plate 2 from the side end portion 59 of the fastening fitting 5.
This may lead to corrosion and deterioration of the outer wall plate 2 and the base material 3.

The joint gap portion 2 between the upper and lower outer wall plates 2
The rainwater 6 that has entered from 70 is prevented from moving to the upper part by the horizontal caulking material 29 placed on the upper part of the upper part, and is discharged forward as it is (FIGS. 21 and 22).

The present invention has been made in view of the above-mentioned conventional problems, and in an outer wall construction structure having a four-sided joint structure, it is possible to surely prevent rainwater from entering and to easily and stably construct. It is intended to provide a seal metal fitting capable of performing, an outer wall construction structure and an outer wall construction method using the same.

[0015]

According to a first aspect of the present invention, there is provided a sealing metal fitting, which is disposed behind a fastening metal fitting arranged at upper, lower, left, and right joints of four outer wall plates having a four-sided joint structure, The seal fitting has a base plate portion fixed to the base material and front projections projecting forward on the left and right sides, and the width of the fastening fitting is between the left and right front projections. A storage recess having the same width is formed, and
An inner horizontal erected portion that is erected vertically forward is formed on the accommodation recess side of the front protruding portion, and the inner horizontal erected portion has a front end that is inclined obliquely downward to the inner side. A downward sloping portion is formed, and an outer horizontal erected portion that is erected horizontally forward from the front protrusion is formed on the outer side of the inner horizontal erected portion, and the outer horizontal erected portion is formed. An outer upward slant portion that slants obliquely upward and a hanging plate portion that bends vertically downward from the tip of the outer upper slant portion, and the outer horizontal standing portion and the outer upper slant portion. A side elastic member is provided on the upper surface of the above, the front surface of the front protruding portion above these, and the front surface of the hanging plate portion.

What is most noticeable in the present invention is that the substrate portion is provided with the front protruding portion, the storage recess is formed between the left and right front protruding portions, and the outer horizontal standing portion is formed. Lateral elastic members are provided on the upper surfaces of the installation portion and the outer upper inclined portion, the front surface of the front protruding portion above these, and the front surface of the hanging plate portion.

The lateral elastic material is elastic and waterproof. Further, the lateral elastic member is not arranged on the inner horizontal standing portion and the inner lower inclined portion. Further, the front protruding portion is configured to be arranged rearward of the base plate portion of the fastening fitting arranged in the storage recess. The outer wall plate having the four-sided consensus structure is an outer wall plate having upper lower fruit and lower upper fruit on the upper and lower sides and lateral lower fruit and horizontal upper fruit on the left and right sides (Fig. 5). reference). In the present specification, the outer direction of the building is referred to as “front” and the inner direction of the building is referred to as “rear”. The direction that becomes is "front", and the direction that is the inner direction of the building is called "rear".

In addition, the above-mentioned fastening fittings include a fixed plate portion that abuts the back side surfaces of outer wall plates arranged vertically, a support portion that is erected upright over the entire width of the fixed plate portion, and the support portion of the support portion. An upper plate locking part that is bent obliquely upward from the front end, a lower plate locking part that is bent obliquely downward from the front end of the support part, and tip parts of the upper plate locking part and the lower plate locking part And a front flat plate portion continuously provided between the two (see FIG. 4A).

Next, the function and effect of the present invention will be described.
The seal fitting is used together with the fastening fitting to attach the outer wall plate to the base material to form, for example, the following outer wall construction structure. That is, in the outer wall construction structure, both the seal fitting and the fastening fitting arranged in the storage recess of the seal fitting are fixed to the base material.

Two adjacent outer wall plates arranged below the fastening metal fittings have their upper nuts locked to the lower plate locking portions of the fastening metal fittings and the inner downward sloping portions of the sealing metal fittings. . In addition, two adjacent outer wall plates arranged above place the lower nut on the support portion of the fastening metal fitting, and at the same time, the upper plate engaging portion of the fastening metal fitting and the outer upward inclination of the sealing metal fitting. It is locked to the part (Figs. 8 and 10).
reference). In addition, the outer wall plate is formed by placing caulking material on the upper bottom and side bottoms, or on the bottom bottom and side tops (Fig. 5).
reference).

As described above, the base portion of the seal fitting is provided with the front protruding portion, and a storage recess having a width equal to the width of the fastening fitting is formed between the left and right front protruding portions. ing. Therefore, when the seal fitting is used together with the fastening fitting, the fastening fitting is
It can be stored in the storage recess (FIG. 4 (B)).
reference). With this, at the time of construction, the sealing metal fitting and the fastening metal fitting can be easily constructed.

Further, since the accommodating recess has the same width as the width of the fastening member, when the fastening member is arranged in the accommodating recess, the displacement of the both can be prevented. Therefore, the seal fitting and the fastening fitting are
It can be easily and stably fixed to the base material.

Further, as described above, the outer horizontal standing portion and the upper surface of the outer upper inclined portion of the sealing metal member, the front surface of the front protruding portion above them, and the front surface of the hanging plate portion are arranged above them. , Lateral elastic material is provided. The lateral elastic members disposed on the outer horizontal standing portion and the outer upper inclined portion are in close contact with the lower upper fitting portion of the lower outer wall of the upper outer wall plate, and the lateral elastic member disposed on the front protruding portion. Adheres to the back side of the outer wall plate. Further, the lateral elastic material disposed on the hanging plate portion is in close contact with the back side surface of the lower part of the upper outer wall plate.
In particular, the lateral elastic material is in close contact with the lower fitting part of the lower part of the outer wall plate so as to cover the lower fitting part (see FIG. 1).
1).

The lateral elastic members are not arranged on the inner horizontal standing portion and the inner lower inclined portion. Therefore, when an outer wall construction structure is constructed using the sealing metal fittings, a water passage is formed inside the lateral elastic material and on the upper surfaces of the inner horizontal standing portion and the inner lower inclined portion.

Therefore, even if rainwater penetrates into the vertical joint gap between the two outer wall plates on the upper and left sides, that is, the gap between the lateral lower and lateral upper fruits, the laterally directed rainwater has the above-mentioned lateral elasticity. It is blocked by the material. Then, the rainwater is positively discharged to the front of the wall surface through the water passage. Therefore, rainwater will not penetrate into the interior of the outer wall construction structure.

As described above, by using the sealing metal fitting, it is possible to reliably prevent the rainwater from entering the inside of the outer wall construction structure, and surely prevent the corrosion and deterioration of the outer wall plate and the base material. can do. The details of this water infiltration prevention function will be described in an embodiment described later.

Further, since the lateral elastic member is arranged at the front protruding portion protruding forward of the substrate portion,
Even if the thickness of the lateral elastic material is not particularly thick, the lateral elastic material can be closely attached to the back side surface of the outer wall plate. Therefore, it is possible to obtain an inexpensive seal fitting by reducing the thickness of the lateral elastic material.

As described above, according to the present invention, in the outer wall construction structure of the four-sided joint structure, it is possible to surely prevent the intrusion of rainwater, and to provide the seal fitting which can be easily and stably constructed. be able to.

Next, as in the invention described in claim 2, it is preferable that the accommodation recess is provided with a rear elastic member connected between the left and right inner horizontal standing portions (FIG. 1). , See FIG. 2). As a result, when the outer wall construction structure is formed by using the sealing metal fitting, the rear elastic material is in close contact with the back side and the side end of the fixing plate portion of the fastening metal fitting. Therefore, it is possible to reliably prevent rainwater from leaking downward from between the support portion of the fastening fitting and the inner horizontal standing portion of the sealing fitting. Further, in particular, when the base end portion of the front protruding portion and the base end portion of the inner horizontal standing portion have a cut for bending, the cut is closed by the rear elastic material, and It is possible to reliably prevent water leakage.

Next, as in the third aspect of the present invention, it is preferable that a vertical erected portion which is erected vertically forward is provided below the substrate portion. When installed, the vertical standing portion is brought into contact with the lateral lower side surface of the lower outer wall plate (see FIG. 17). As a result, the lateral position of the outer wall plate can be accurately aligned, and the lateral shift of the outer wall plate after construction can be prevented.

Next, as in the fourth aspect of the present invention, it is preferable that the lateral elastic material and the rear elastic material are rubber elastic members or foams. As a result, it is possible to more reliably obtain the seal fitting that prevents rainwater from entering. Examples of the rubber elasticity developing body or foam include a rubber foam made of ethylene rubber, 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, as in the invention described in claim 5, it is preferable that the board portion has a through hole at a position corresponding to the nail hole and the screw hole formed in the fastening fitting. As a result, the seal fitting can be easily and accurately fixed to the base material.

Next, as in the invention described in claim 6, there is provided an outer wall construction structure of a four-sided congruent structure in which the outer wall plate is attached to the base material using the sealing metal fittings and the fastening metal fittings, The fastening metal fittings include a fixed plate portion that comes into contact with the back side surfaces of outer wall plates that are arranged vertically, a support portion that is erected upright over the entire width of the fixed plate portion, and a diagonally upper portion from the front end portion of the support portion. Connected between the upper plate locking part that is bent inward, the lower plate locking part that is bent obliquely downward from the front end of the above-mentioned bearing part, and the respective tip parts of the upper plate locking part and the lower plate locking part. The sealing metal fitting and the fastening metal fitting arranged in the storage recess of the sealing metal fitting are both fixed to the base material by a fastener, and are arranged below the fastening metal fitting. Adjacent two outer wall plates, the upper fruit is below the metal fittings. Two adjacent outer wall plates, which are engaged with the engaging portion and the inner downward sloping portion of the sealing metal fitting, are placed on the supporting portion of the fastening metal fitting so that the lower solids are placed. Along with the upper plate locking portion of the fastening metal fitting and the outer upper inclined portion of the sealing metal fitting,
The outer wall plate is made by casting caulking material on the upper and lower solids, or on the lower and horizontal solids, and the lateral elastic material of the seal fitting is the back surface of the upper outer wall plate. And the upper part of the inner horizontal standing part and the lower part of the inner downward slope are closely attached to each other, and a water passage extending from the joint gap between the upper and lower outer wall plates toward the front of the wall is formed. There is a characteristic outer wall construction structure (see Fig. 10).

In the outer wall construction structure, since the fastening metal fitting is housed and arranged in the housing recess, the fastening metal fitting and the seal metal fitting can be prevented from being displaced from each other. Therefore, the sealing metal fitting and the fastening metal fitting can be easily and stably fixed to the base material.

Further, since the lateral elastic material is arranged at the front protruding portion protruding forward of the substrate portion,
Even if the thickness of the lateral elastic material is not particularly thick, the lateral elastic material can be closely attached to the back side surface of the outer wall plate.

Further, in the outer wall construction structure, the lateral elastic material of the seal fitting is in close contact with the back side surface and the lower part of the outer wall plate. A water passage is formed inside the lateral elastic member and on the upper surfaces of the inner horizontal standing portion and the inner lower inclined portion. Therefore, the rainwater that has entered the joint gap between the left and right outer wall plates can be passed through the water passage and positively discharged from the joint gap between the upper and lower outer wall plates toward the front of the wall surface. 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 the corrosion and deterioration of the outer wall plate, the base material, and the like.

As described above, according to the present invention, it is possible to provide an outer wall construction structure of a four-sided joint structure which can surely prevent rainwater from entering and can be stably constructed easily.

Next, as in the invention described in claim 7, a rear elastic member continuous between the left and right inner horizontal standing portions is provided in the accommodating recess of the sealing metal member, and the rear elastic member is provided. The elastic material is preferably in close contact with the back side surface of the fixing plate portion of the fastening member. As a result, as described above, it is possible to reliably prevent the rainwater from leaking downward from between the support portion of the fastening fitting and the inner horizontal standing portion of the sealing fitting.

Next, as in the invention described in claim 8, a vertical erected portion which is erected upright in the vertical direction is provided below the base of the seal fitting, and the outer wall on the lower side is provided. It is preferable that the horizontal lower part of the plate is in contact with the vertical standing portion. As a result, the lateral displacement of the outer wall plate after construction can be reliably prevented.

Next, according to a ninth aspect of the present invention, there is provided 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 horizontal upper fruit of the second outer wall plate and the horizontal upper fruit of the second outer wall plate are left and right. In the third process, the second outer wall plate is arranged on the base material by joint joining, and in the third step, the fastening metal fitting is arranged in the storage recess of the seal metal fitting, and the base metal part of the seal metal fitting is placed. And the fixing plate portion of the fastening member is inserted between the base material and the outer wall plate, and in the fourth step, the lower plate locking portion of the fastening member is locked to the upper part of the outer wall plate. At the same time, the inner downward slope of the seal fitting is locked to the upper part of the outer wall plate. The fastener of the seal fitting and the fastening member is fixed to the base material, in the fifth step,
The third outer wall plate is stacked so that its lower part is overlapped with the upper part of the first outer wall plate and is locked to the upper plate locking part of the fastening metal fitting and the outer upward slant part of the sealing metal fitting. And in the sixth step, attach the fourth outer wall plate to
The lower nut is overlapped with the upper nut of the second outer wall plate, the horizontal nut is overlapped with the horizontal lower fruit of the third outer wall plate, and the lower nut is attached to the upper plate engaging portion of the fastening metal fitting. It is attached so that it can be locked to the upper outer inclined part of the seal fitting, and
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 lateral elastic material of the seal fitting. (See FIGS. 12 to 16).

What is most noticeable in this outer wall construction method is that in the third step, the fastening metal fitting is arranged in the storage recess of the sealing metal fitting, and
In a sixth step, the lower solid and the back side surface of the third and fourth outer wall plates are brought into close contact with the lateral elastic material of the seal fitting.

In the outer wall construction method, since the fastening metal fitting is housed and arranged in the storage recess of the sealing metal fitting, the sealing metal fitting and the fastening metal fitting are easily and stably provided on the base. Can be fixed to the material. Further, since the side elastic material of the sealing metal fitting is adhered to the back side surface and the lower upper part of the outer wall plate, it is possible to reliably obtain the outer wall construction structure in which rainwater does not enter the inside of the outer wall construction structure. You can Therefore, it is possible to reliably prevent the 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 method having a four-sided joint structure which can surely prevent rainwater from entering and can be stably constructed easily.

Next, as in the invention described in claim 10,
A vertical erected portion which is vertically erected forward is provided below the base portion of the seal fitting, and in the third step, the vertical erected portion is provided on the rear surface side of the left and right outer wall plates. It is preferable that the seal fitting is fixed to the base material by inserting it into the back side joining gap and pressing the vertical standing portion against the lateral lower part of the first outer wall plate in the fourth step (see FIG. 17). ). As a result, it is possible to easily position the sealing metal fittings, and it is possible to reliably prevent the outer wall plate from being laterally displaced after the construction.

[0045]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments A seal fitting and an outer wall construction structure 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 relating to the seal fitting 1 and the fastening fitting 5, FIGS. 5 to 11 are explanatory views mainly related to the outer wall construction structure, and FIGS. 12 to 16 are mainly related to the outer wall construction method. FIG. 17 and FIG. 17 to FIG. 19 are explanatory diagrams mainly relating to action and effect.

The seal fitting 1 of this example is used together with the fastening fitting 5 shown in FIG. 4A, and as shown in FIG.
It is arranged behind the fastening fitting 5. As shown in FIG. 6, the fastening member 5 includes an outer wall plate 2 having a four-sided joint structure having an upper lower solid 22, a lower upper solid 21, and lateral lower solids 24 and horizontal upper solids 23 provided on the left and right. , Which is to be attached to the base material 3, and is arranged at the 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 to 3, the seal fitting 1 has a base plate portion 11 fixed to the base material 3, and a front protruding portion 15 protruding forward on the left and right sides thereof. A storage recess 112 having a width equal to that of the fastening fitting 5 is formed between the left and right front protrusions 15. In addition, an inner horizontal standing portion 161 that is erected horizontally forward is formed on the accommodation recess 112 side of the front protruding portion 15, and at the front end of the inner horizontal standing portion 161, An inner lower sloping portion 162 that is slanted downward is formed.

On the outside of the inner horizontal standing portion 161, there is formed an outer horizontal standing portion 171 that stands vertically forward from the front protruding portion 15. At the front end of the outer horizontal standing portion 171, an outer upper inclined portion 172 that is inclined obliquely upward and a hanging plate portion 173 that is bent vertically downward from the tip of the outer upper inclined portion 172 are formed.

Further, a lateral elastic material is provided on the upper surfaces of the outer horizontal standing portion 171 and the outer upper inclined portion 172, the front surface of the front protruding portion 15 above them, and the front surface of the hanging plate portion 173. 13 are provided. The lateral elastic material 1
3 is an outer horizontal standing portion 17 as shown in FIG.
1, the outer upper sloping portion 172, and the hanging plate portion 173 are slightly wider than the width. As a result, as shown in FIG. 2B, the lateral elastic member 13 is attached to the inner horizontal standing portion 1.
The gap between 61 and the outer horizontal standing portion 171 is closed.

Further, the front protrusion 15 rises forward by about 90 ° and about 3.5 mm on the left and right sides of the base plate portion 11 and bends further by about 90 ° toward the outside, and It is formed by forming substantially parallel planes. As shown in FIG. 4B, the accommodating recess 112 between them is configured to accommodate and dispose the fastening fitting 5, and is only about 0.5 mm wider than the width of the fastening fitting 5. It is formed wide. In addition, the depth of the storage recess 112 is about 2 mm when the fixing plate portion 11 of the fastening fitting 5 is
It is formed so as to project. The inner horizontal standing portion 161 and the outer horizontal standing portion 171 are integrally formed on the same plane.

Further, in the storage recess 112, the rear elastic member 13 continuously provided between the left and right inner horizontal standing portions 161.
0 is set. Further, as shown in FIGS. 1 and 2, a vertical erected portion 14 erected vertically upward is provided below the substrate portion 11. The seal fitting 1
Is manufactured by cutting and bending a metal plate such as stainless steel. The lateral elastic material 13 and the rear elastic material 130 are closed-cell foams made of EPDM or the like.

Further, as shown in FIG. 2 (A), the base plate portion 11 of the seal fitting 1 is provided with through holes 113, at positions corresponding to the nail holes 552 and the screw holes 512 formed in the fastening fitting 5. 114. In addition, the seal fitting 1
The bent portion, that is, the base end portion of the front protruding portion 15,
The base end of the inner horizontal standing portion 161 and the vertical standing portion 1
A notch 111 is provided at the base end of No. 4 to facilitate bending. In addition, as shown in FIG. 2 (C), in the bent portion obtained by bending the vertical standing portion 14 of the seal fitting 1, a recess 14 for reinforcing the vertical standing portion 14 is formed.
1 is provided.

Further, the notch 111 at the base end of the front protrusion 15 and the base end of the inner horizontal standing portion 161.
Are covered with the rear elastic material 130. That is,
As shown in Fig. 3 (view of the seal fitting from the back side),
Both ends of the rear elastic member 130 are wrapped around and bonded to the back side of the substrate unit 11.

Further, the above-mentioned fastener 5 is shown in FIG.
As shown in FIG. 5, it has a fixed plate portion 51 that comes into contact with the back side surface 26 of the outer wall plate 2 (FIG. 11) arranged vertically, and a support portion 52 that is provided upright over the entire width of the fixed plate portion 51. Further, from the front end portion 521 of the support portion 52, an upper plate locking portion 53 bent obliquely upward and a lower plate locking portion 54 bent obliquely downward are formed. A front flat plate portion 57 is continuously provided between the front end portions of the upper plate locking portion 53 and the lower plate locking portion 54.

Further, the fixed plate portion 51 has a step portion 55 which is receded obliquely rearward at the upper end portion thereof, and a bent portion 56 which is bent rearward approximately 90 ° at the lower end portion thereof. Further, the fixing plate portion 51 is formed with a screw hole 512 for inserting the screw 4 fixed to the base material 3. Further, the stepped portion 55 is also provided with a nail hole 552, through which a nail can be inserted to fix the fastening member 5 to the base material 3.

Further, a cut-and-raised portion 513 which is cut and raised forward is provided below the fixed plate portion 51, and the cut-and-raised portion 513 is a back side surface of the outer wall plate 2 arranged below. Two
It cuts into 6 to prevent it from moving to the left and right, increasing the fixing force (Fig. 11).

Next, mainly referring to FIG. 5 to FIG. 11, the four-sided congruent outer wall construction structure 7 in which the ceramic outer wall plate 2 is attached to the base material 3 by using the seal metal fitting 1 and the fastening metal fitting 5 is described. Will be explained. 5 is a perspective view of the outer wall plate 2, FIG. 6 is a front view of the outer wall construction structure 7, FIG. 8 is a vertical sectional view of a joint portion of the upper and lower outer wall plates 2, and FIG. 9 is a joint of the left and right outer wall plates 2. FIG. In addition, in FIG.
Some of the seal fittings 1, the fastening fittings 5, and the outer wall plate 2 are omitted as appropriate.

Prior to the description of the outer wall construction structure 7 (FIG. 6) of the present example, the shapes of the lower upper shell 21 and the upper lower shell 22 of the outer wall plate 2 and the state of engagement by these fastening fittings 5 will be described. 7 and FIG. 11 will be described in detail. As shown in FIG. 7 (A), the lower nut 21 of the outer wall plate 2 is a lower fitting member to be fitted between the fixed plate portion 51, the support portion 52, and the upper plate locking portion 53 of the fastening fitting 5. The joining portion 211 and a front surface lower end portion 216 that extends below the lower fitting portion 211 in front of the joining portion 211. The lower fitting portion 211 has a lower end surface 212 that is supported by the support portion 52 and an inclined surface 213 that is locked by the upper plate locking portion 53.

The inclined surface 213 and the lower surface 2 of the surface are also
By the back side surface 217 of 16, the notch 21
4 is formed. Then, as shown in FIG. 11, the upper plate locking portion 53 and the front flat plate portion 57 of the fastening member 5 are fitted into the cut groove portion 214. As a result, the front flat plate portion 57 comes into contact with the back side surface 217 of the front surface lower end portion 216, the upper plate locking portion 53 locks the inclined surface 213, and the "upper plate locking portion 53 is moved to the lower portion. It is in a state of being locked to the upper body 21 ".

On the other hand, as shown in FIG. 7B, the upper solid 22 of the outer wall plate 2 has a rear surface upper end portion 221 formed behind the outer wall plate 2 by cutting out the front side of the upper end portion thereof. Have. The upper end surface 222 of the rear surface upper end portion 221
An inclined surface 223 is formed at a corner between the front surface 224 and the front surface 224.

The back surface upper end portion 221 is configured to be fitted between the fixed plate portion 51, the support portion 52 and the lower plate locking portion 53 of the fastening fitting 5. That is, FIG.
As shown in FIG. 1, the upper end surface 222 of the back surface upper end portion 221 is
Abut on the support portion 52, and the inclined surface 22
3 is locked to the lower plate locking portion 54 to be in a “state in which the lower plate locking portion 54 is locked to the upper lower fruit 22”.

Further, as shown in FIG. 7B, a caulking material 29 is cast on the front surface 224 of the back surface upper end portion 221. The rear side surface 217 of the lower surface 216 of the lower shell 21 of the upper outer wall board 2 is connected to the front surface 2 of the upper back surface 221 of the upper shell 22 of the lower outer wall board 2.
As shown in FIG.
1).

As shown in FIGS. 8 and 10, in the outer wall construction structure 7 of the present embodiment, the sealing metal fitting 1 and the fastening metal fitting 5 arranged in front of the sealing metal fitting 1 are both the base material 3
It is fixed by a screw 4 as a fastener. As shown in FIG. 10, the two adjacent outer wall plates 2 arranged below the fastening member 5 have the upper bottom 22 locked to the lower plate locking portion 54 of the fastening member 5. Also,
The upper base 22 is also locked to the inner lower inclined portion 162 of the seal fitting 1.

Further, as shown in FIG. 10, the two adjacent outer wall plates 2 arranged on the upper side have the lower solid 21 placed on the support portion 52 of the fastening member 5 and the upper plate engaging portion. It is locked to 53. In addition, the above lower part 21
It is also locked to the outer upper inclined portion 172 of the seal fitting 1.

Further, as shown in FIG. 5, the outer wall plate 2 is formed by casting caulking material 29 on the upper lower shell 22 and the lateral lower shell 24. The lower solid 21 or the horizontal solid 23 of the other outer wall plate 2 overlaps with the caulking material 29 and presses the caulking material 29 to prevent water from entering from the joint gap portion of each outer wall plate 2. (Fig. 11). The caulking material 29 may be placed on the back side surfaces of the lower upper shell 21 and the horizontal upper shell 23 of the outer wall plate 2.

Further, as shown in FIG. 10, in the outer wall construction structure 7, the fastening fitting 5 is housed in the housing recess 112 of the seal fitting 1. In addition, as shown in FIGS. 8 to 11, the side elastic member 13 of the seal fitting 1 is provided on the back side surface 26 of the upper outer wall plate 2 and the lower solid member 2.
It adheres to 1. Further, as shown in FIG. 10, on the upper surface side of the inner horizontal standing portion 161 and the inner lower inclined portion 162 of the seal fitting 1, that is, on the inner side of the lateral elastic member 13, the joint gap portion between the upper and lower outer wall plates 2 is formed. A water passage 71 is formed from 270 to the front of the wall surface.

Further, as shown in FIG. 8, the rear elastic member 130 provided in the housing recess 112 of the seal fitting 1 is in close contact with the back side surface of the fixing plate portion 51 of the fastening fitting 5. The rear elastic member 130 closes the notch 111 at the base end portion of the front protruding portion 15 of the seal fitting 1 and the base end portion of the inner horizontal standing portion 161 to prevent water from entering the back side of the seal fitting 1. It is preventing. In addition, as shown in FIG. 17, the horizontal bottom portion 24 of the outer wall plate 2 below the seal fitting 1 is
The side surface of the
It is in contact with 4.

Next, a method for constructing the outer wall construction structure 7 will be described mainly with reference to FIGS. 12 to 16. In addition, the following explanation is an explanation during the construction by the outer wall construction method. That is, the outer wall construction method has the following first to sixth steps. 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 lateral lower solid 24 of the first outer wall plate 2 and the lateral upper solid 23 of the second outer wall plate 2 are used.
The two outer wall plates 2 are arranged on the base material 3 by jointing the left and right sides.

In the third step, as shown in FIG. 14, the fastening fitting 5 is placed in the storage recess 11 of the seal fitting 1.
Place in 2. At this time, the bent portion 56, which is the lower end portion of the fastening member 5, abuts on the vertical standing portion 14 of the seal member 1. Also, with the screw holes 512 of the above-mentioned fastening fitting 5,
The through holes 114 of the seal fitting 1 overlap. In this state, the base plate portion 11 of the seal fitting 1 and the fixing plate portion 51 of the fastening fitting 5 are inserted between the base material 3 and the outer wall plate 2. In addition, the vertical standing portion 1 of the seal fitting 1
4 is inserted into the back side joining gap 28 of about 1 mm on the back side of the left and right outer wall plates 2.

In the fourth step, as shown in FIG. 15, the lower plate locking portion 54 of the fastening member 5 is locked to the upper base 22 of the outer wall plate 2 and the inner side of the sealing metal member 1 is locked. The lower inclined portion 162 is locked to the upper lower solid 22 of the outer wall plate 2. At this time, as shown in FIG.
The vertical standing portion 14 of the sealing metal fitting 1 is laterally pressed against the side surface of the horizontal lower shell 24 of the first outer wall plate 2.
Then, the screw 4 is inserted into the screw hole 512 of the fastening fitting 5 and the through hole 114 of the seal fitting 1, and the seal fitting 1 and the fastening fitting 5 are fixed to the base material 3 by the screw 4. .

In the fifth step, as shown in FIG. 16, the third outer wall plate 2 is attached so that its lower solid 21 overlaps with the upper solid 22 of the first outer wall plate 2. At this time, the lower shell 21 is locked to the upper plate locking portion 53 of the fastening fitting 5 and the outer upward slant portion 172 of the seal fitting 1. Further, the lower solid 21 and the back side surface 26 of the third outer wall plate 2 are brought into close contact with the lateral elastic material 13 of the seal fitting 1.

In the sixth step, the fourth outer wall plate 2
The lower solid 21 is attached to the upper lower solid 22 of the second outer wall plate 2, and the horizontal upper solid 23 is attached to the horizontal lower solid 24 of the third outer wall plate 2. At this time, the lower part 21
Is engaged with the upper plate locking portion 53 of the fastening metal fitting 5 and the outer upper inclined portion 172 of the sealing metal fitting 1. By repeating the first to sixth steps, the outer wall construction structure 7 in which the outer wall plate 2 is fastened to the base material 3 by using the seal fitting 1 and the fastening fitting 5 is obtained (FIG. 6).

Next, the function and effect of this example will be described. As described above, the base plate portion 11 of the seal fitting 1 is provided with the front protruding portion 15, and the left and right front protruding portions 15 are provided.
A storage recess 112 having a width equal to the width of the fastening fitting 5 is formed between them. Therefore, when the outer wall construction structure 7 is constructed, as shown in FIG. 4B, the fastener 5 can be housed and arranged in the housing recess 112. Thereby, at the time of construction, the sealing metal fitting 1 and the fastening metal fitting 5 can be easily installed.

Further, since the storage recess 112 has the same width as the width of the fastening metal fitting 5, when the fastening metal fitting 5 is arranged in the storage recess 112, it is possible to prevent the both from being displaced. . Therefore, the seal metal fitting 1 and the fastening metal fitting 5 can be easily and stably attached to the base material 3
Can be fixed to.

Further, as described above, the outer horizontal standing portion 171 and the outer upper inclined portion 172 of the seal fitting 1 are provided.
Lateral elastic members 13 are provided on the upper surface of, the front surface of the front protruding portion 15 above them, and the front surface of the hanging plate portion 173 (FIGS. 1 and 2). The lateral elastic members 13 arranged on the outer horizontal standing portion 171 and the outer upper inclined portion 172 are in close contact with the lower fitting portion 211 of the lower solid 21 of the upper outer wall plate 2. Then, the lateral elastic material 13 arranged on the front protruding portion 15 comes into close contact with the back side surface 26 of the outer wall plate 2. Further, the lateral elastic material 13 disposed on the hanging plate portion 173 is in close contact with the back side surface of the lower solid 21 of the upper outer wall plate 2. In particular, the lateral elastic member 13 is attached to the lower fitting portion 211 of the lower upper part 21 of the outer wall plate 2 to form the lower fitting portion 2
It adheres so that 11 may be covered (FIG. 11).

The lateral elastic member 13 is not provided on the inner horizontal standing portion 161 and the inner lower inclined portion 162. Therefore, when the outer wall construction structure 7 is constructed using the sealing metal fitting 1, as shown in FIGS. 17 to 19, it is on the inner side of the lateral elastic member 13, and the inner horizontal standing portion 161 and the inner lower inclined portion are formed. A water passage 71 is formed on the upper surface of 162.

Therefore, even if rainwater 6 enters the joint gap portion 27 in the vertical direction between the two outer wall plates 2 on the upper left and right sides, that is, the gap between the horizontal lower nut 24 and the horizontal upper nut 23, the rainwater 6 heading in the left-right direction. 6
Is blocked by the lateral elastic material 13. Then, the rainwater 6 is positively discharged to the front of the wall surface through the water passage 71. Therefore, the rainwater 6 does not enter the inside of the outer wall construction structure 7. This water infiltration prevention function will be described below mainly with reference to FIGS. 17 to 19.

That is, as shown in FIGS. 17 to 19, the rainwater 6 that has entered the joint gap portion 27 is prevented from moving in the lateral direction by the caulking material 29, travels through the joint gap portion 27, and moves downward. To fall. Then, the rainwater 6 passes through the front surface of the front flat plate portion 57 of the fastening member 5, further moves to the joining gap portion 27 continuing below, and drops. The rainwater 6 also moves left and right along the front flat plate portion 57. Further, a part of the rainwater 6 gets over the upper plate locking portion 53, and then on the support portion 52, and further on both side end portions 5 thereof.
Move to 9.

The water passage 71 is arranged outside the side end 59 of the fastening member 5 as described above (FIGS. 17 to 17).
(Fig. 19). Therefore, as shown in FIGS. 17 to 19, even if the rainwater 6 enters the joint gap 27, the water passage 7
It is discharged to the front of the wall surface through 1. That is, the rainwater 6 that has moved laterally along the front flat plate portion 57 has the inner horizontal standing portion 161 and the inner lower inclined portion 16 of the seal fitting 1.
Reach the upper surface of 2. However, the inner horizontal standing portion 161
Since the lateral elastic member 13 is disposed outside the inner lower inclined portion 162, the rainwater 6 is prevented from moving in the left-right direction. Then, the rainwater 6 is supplied to the inner horizontal standing portion 1 described above.
61 and the inner downward slanted portion 162, that is, along the water passage 71, and is discharged to the front of the wall surface from the joint gap portion 270 of the upper and lower outer wall plates 2.

Further, for example, as shown in FIG. 17, rainwater 6
On the support portion 52 of the fastening member 5 and the outer wall plate 2
Even if it penetrates between the fastening plate 5 and the fixing plate portion 51 of the fastening member 5, the lower solid 21 of the outer wall plate 2 (surface lower end portion 216
217 (FIG. 11)) and the side surface 26 which is in close contact with the back side surface 26.

Further, as shown in FIGS. 1 and 2, the storage recess 112 is provided with a rear elastic member 130 connected between the left and right inner horizontal standing portions 161. Then, as shown in FIG. 8, the rear elastic member 130 is in close contact with the back side of the fixing plate portion 51 of the fastening fitting 5 and the side end portion 59 thereof. Therefore, the support part 5 of the above-mentioned fastening fitting 5
It is possible to reliably prevent the rainwater 6 from leaking downward from between 2 and the inner horizontal standing portion 161 of the seal fitting 1. Further, since the notch 111 at the base end of the front protruding portion 15 of the seal fitting 1 and the base end of the inner horizontal standing portion 161 is closed by the lateral elastic material 130, water leaks from the notch 111. Can be reliably prevented.

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 7, and to prevent corrosion of the outer wall plate 2 and the base material 3 and the like. Deterioration can be reliably prevented.

Further, since the lateral elastic material 13 is disposed on the front projecting portion 15 projecting forward of the substrate portion 11, it is not necessary to increase the thickness of the lateral elastic material 13. Also, it can be brought into close contact with the back side surface 26 of the outer wall plate 2 (FIGS. 8 and 9). Therefore, the thickness of the lateral elastic member 13 can be reduced to obtain the inexpensive seal fitting 1.

Further, the base plate portion 11 of the seal fitting 1 is
Since the through holes 113 and 114 are provided at the positions corresponding to the nail holes 552 and the screw holes 512 formed in the fastening fitting 5, the sealing fitting 1 can be easily and accurately fixed to the base material 3.

Further, as shown in FIG. 17, the vertical standing portion 1 is provided below the base plate portion 11 of the seal fitting 1.
4 is provided, and the side surface of the lateral lower shell 24 of the lower outer wall plate 2 abuts on the vertical standing portion 14. As a result, the lateral displacement of the outer wall plate 2 after construction can be reliably prevented. Further, since the elastic material 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-mentioned outer wall construction method, the lateral elastic material 13 is adhered to the back side surface 26 and the lower solid 21 of the upper outer wall plate 2 in an easy and reliable manner. can do.

[0087]

As described above, according to the present invention, in the outer wall construction structure of the four-sided joint structure, the intrusion of rainwater can be surely prevented, and the sealing metal fitting which can be easily and stably constructed, An outer wall construction structure and an outer wall construction method using this can be provided.

[Brief description of 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 according to an embodiment.

FIG. 3 is a rear view of the seal fitting in the embodiment.

FIG. 4 is a perspective view of (A) fastening metal fittings, and (B) a perspective view of a sealing metal fitting in a state where the fastening metal fittings are overlapped with each other in the embodiment.

FIG. 5 is a perspective view of an outer wall plate in the embodiment.

FIG. 6 is a front view of the outer wall construction structure according to the embodiment.

FIG. 7A is a perspective view of a lower solid of the outer wall plate and FIG. 7B is a perspective view of an upper solid of the outer wall plate in the embodiment.

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

9 is a lateral cross-sectional explanatory view of the right-and-left joint joining portion corresponding to the cross section taken along the line BB of FIG.

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

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

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

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

FIG. 14 is an explanatory diagram of a third step of the outer wall construction method according to the embodiment.

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

FIG. 16 is an explanatory diagram showing a state where the fifth step of the outer wall construction method has been completed in the embodiment.

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

FIG. 18 is a front view for explaining the flow of rainwater around the seal fitting and the fastening fitting in the embodiment.

FIG. 19 is an explanatory diagram illustrating a flow of rainwater in a cross section taken along line CC of FIG. 11.

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

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

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

[Explanation of symbols]

1. ． ． Seal fittings, 11. ． ． Board part, 112. ． ． Storage recess, 13. ． ． Lateral elastic material, 130. ． ． Rear elastic material, 14. ． ． Vertical standing part, 15. ． ． Forward protrusion, 161. ． ． Inner horizontal standing part, 162. ． ． Inner downward slope, 171. ． ． Outer horizontal standing part, 172. ． ． Outer upward slope, 173. ． ． Hanging plate, 2. ． ． Exterior wallboard, 21. ． ． Lower part, 22. ． ． Upper lower part, 3. ． ． Base material, 5. ． ． Fastening hardware, 6. ． ． Rainwater, 7. ． ． Exterior wall construction structure,

Claims (10)

(57) [Claims] 1. A seal metal fitting, which is disposed behind a fastening metal fitting arranged at upper, lower, left, and right joints of four outer wall plates having a four-sided joint structure, the seal metal fitting being a substrate fixed to a base material. And a front protrusion that protrudes to the front on the left and right sides, and between these left and right front protrusions, a storage recess having a width equal to the width of the above-mentioned fastener is formed. In addition, an inner horizontal erected portion which is erected horizontally forward is formed on the storage recess side of the front protruding portion, and the front end of the inner horizontal erected portion is obliquely downward. An inclined inner lower sloping portion is formed, and an outer horizontal erected portion that is erected horizontally forward from the front protrusion is formed on the outer side of the inner horizontal erected portion, and the outer horizontal erected portion is formed. At the front end of the upright part, an outer upward slant inclined obliquely upward Section and a hanging plate section bent vertically downward from the tip of the outer upper sloping section are formed, and the upper surfaces of the outer horizontal standing section and the outer upper sloping section and the front protruding section above them are formed. A seal fitting, characterized in that a side elastic material is provided on the front surface and the front surface of the hanging plate portion. 2. The storage recess according to claim 1, wherein:
A seal fitting, characterized in that a rear elastic member is provided continuously between the left and right inner horizontal standing portions. 3. The seal fitting according to claim 1, wherein a vertical erected portion which is erected vertically forward is provided below the base plate portion. 4. The method according to claim 1, wherein
A seal fitting, wherein the lateral elastic material and the rear elastic material are rubber elasticity developing bodies or foams. 5. The method according to any one of claims 1 to 4,
The seal fitting, wherein the base plate portion has through holes at positions corresponding to the nail holes and the screw holes formed in the fastening fitting. 6. An outer wall construction structure in which the outer wall plate is attached to the base material by using the sealing metal fitting and the fastening metal fitting according to claim 1, wherein the fastening metal fittings are up and down. Fixed plate portion that abuts the back side surface of the outer wall plate that is arranged on the base plate, a support portion that is erected forward over the entire width of the fixed plate portion, and an upper plate lock that is bent obliquely upward from the front end portion of the support portion. Part, a lower plate locking part that is bent obliquely downward from the front end part of the bearing part, and a front flat plate part that is continuously provided between the tip parts of the upper plate locking part and the lower plate locking part. The sealing metal fitting and the fastening metal fitting arranged in the storage recess of the sealing metal fitting are both fixed to the base material by the fastener, and the two adjacent metal fittings arranged below the fastening metal fitting.
The outer shells of the two sheets are locked with the upper fruit at the lower plate engaging portion of the fastening metal fitting and the inner downward slant portion of the sealing metal fitting. , The lower nut is placed on the bearing portion of the fastening metal fitting and is locked to the upper plate locking portion of the fastening metal fitting and the outer upper inclined portion of the sealing metal fitting, and the outer wall plate is , Upper bottom and side bottom, or bottom top and side top, caulking material is placed, and the side elastic material of the sealing metal is in close contact with the back side of the outer wall plate above and the bottom side. An outer wall construction structure characterized in that a water passage extending from the joint gap between the upper and lower outer wall plates toward the front of the wall is formed on the upper surface side of the inner horizontal standing portion and the inner lower inclined portion. . 7. The storage recess of the seal fitting according to claim 6, wherein a rear elastic member is provided continuously between the left and right inner horizontal standing portions, and the rear elastic member is the fastening member. An outer wall construction structure characterized by being closely attached to the back side surface of the fixing plate portion of the metal fitting. 8. The vertical standing portion, which is vertically erected forward in the vertical direction, is provided below the base portion of the sealing metal member according to claim 6 or 7, and the horizontal lower portion of the lower outer wall plate is The outer wall construction structure, which is in contact with the vertical standing portion. 9. A method for constructing the outer wall construction structure according to claim 6, wherein the outer wall construction method comprises the following first step to
There is a sixth step, in the first step, the first outer wall plate is arranged on the base material, and in the second step, the second outer wall plate is actually placed below the first outer wall plate. The outer wall plates of the outer wall plate are joined together in a left-right manner, the second outer wall plate is arranged on the base material, and in the third step, the fastening metal fitting is arranged in the accommodating recess of the seal metal fitting. In this state, the base plate portion of the sealing metal fitting and the fixing plate portion of the fastening metal fitting are inserted between the base material and the outer wall plate, and in the fourth step, the lower plate locking portion of the fastening metal fitting is attached. The upper wall of the outer wall plate is locked, and the inner lower inclined portion of the seal metal fitting is locked to the upper wall of the outer wall plate to fix the seal metal fitting and the fastening metal fitting to the base material with a fastener. Then, in the fifth step, the third outer wall plate and the lower fruit are The upper wall of the outer wall plate of the eye is laid on top of the outer wall plate and is attached so as to be locked to the upper plate locking portion of the fastening metal fitting and the upper outer inclined portion of the sealing metal fitting. In the sixth step, the fourth outer wall board is attached. ， The lower part is the above 2
The upper solid of the third outer wall plate is overlaid with the horizontal solid of the third outer wall plate, and the lower solid is inclined upward of the upper plate locking portion of the fastening fitting and the sealing fitting. It is attached so as to be locked to the portion, and in the fifth and sixth steps, the lower solid and back side surfaces of the third and fourth outer wall plates are used as side elastic members of the seal fitting. An outer wall construction method characterized in that they are closely attached. 10. The vertical erected portion standing upright in the vertical direction is provided below the base portion of the seal fitting in the ninth aspect, and in the third step, the vertical erected portion is provided. Are inserted into the back-side joining gaps on the back side of the left and right outer wall plates, and in the fourth step, the vertical upright portions are pressed against the horizontal bottom of the first outer wall plate to attach the seal fitting to the base material. An outer wall construction method characterized by being fixed to a wall.