JP3316132B2 - External wall plate joining tool and joining method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint and a joining method for an outer wall plate which can be used as a joint between an outer wall plate and an eaves top plate and a joint between upper and lower outer wall plates.

[0002]

2. Description of the Related Art In recent years, ceramic-based exterior wallboards (ceramic-based siding) which are excellent in design and workability have been frequently used as exterior wallboards of houses. When the upper end of the outer wall plate is joined to the eaves top plate, as shown in FIG. 4 (a), a U-shaped parting edge 2 is fitted to the upper end of the outer wall plate 1, and the outer wall plate 1 and the body edge 3 are joined together. The hanging piece is sandwiched between the back side of the parting edge 2 and fixed with nails 4 and the upper part of the parting edge 2 is brought into contact with the eaves top plate 5 so as to have a parting edge specification, or 4
As shown in (b), the extruded decorative rim 8 is addressed to the joint between the upper end of the outer wall plate 1 and the eaves top plate 5, which has been nailed to the rim 6, and fixed with the nail 9. In some cases, it is a decorative border specification.

As shown in FIG. 5, upper and lower outer wall plates 1 are provided.
A draining member 13 is used as a joining tool at a joint between the first and second members 12, and an upper piece of the draining member 13 is sandwiched between the outer wall plate 12 on the upper floor and the rim 14 and fixed with a nail 15 from above. At the same time, the lower end of the draining member 13 covers the upper end of the lower wall outer wall plate 11 from the front side.

[0004]

However, in the above-mentioned conventional construction method, it is necessary to use different joints for the joint between the outer wall plate and the eaves top plate and the joint between the upper and lower outer wall plates. In addition, the types of fasteners required for construction have increased,
It is troublesome. Moreover, as shown in FIG. 5, when the upper and lower outer wall plates 11 and 12 are joined by the draining member 13, the lower end surface of the upper wall outer wall plate 12 is visible to a person outdoors.
The unevenness of the lower end surface of the outer wall plate 12 on the upper floor is conspicuous, and the appearance is impaired.

In a case where a ventilation structure in which a ventilation layer penetrating in the vertical direction is formed on the back side of the outer wall plate is adopted in a building having two or more stories, a ventilation layer entrance (a ventilation drainage member of a base portion) and a ventilation layer exit are provided. There is also the drawback that the distance to the top of the eaves on the top floor becomes longer, the ventilation resistance increases, the air flow in the ventilation layer deteriorates, and the effect of preventing internal dew drops. is there.

The present invention has been made in view of such circumstances, and accordingly, it is an object of the present invention to provide the same joint for both the joint between the outer wall plate and the eaves top plate and the joint between the upper and lower outer wall plates. Tools can be used and the design can be improved.
In addition, when a ventilation structure is adopted for a building having two stories or more, a joining tool and a joining method for an outer wall plate capable of reducing the ventilation resistance of the ventilation layer on the back side of the outer wall plate and improving the internal dew condensation prevention performance. To provide.

[0007]

In order to achieve the above-mentioned object, a connector for an outer wall plate according to the present invention is provided with a rising piece and a hanging piece for attaching to a base material at an upper portion and a lower portion. A projecting decorative edge projecting forward is formed between the hanging decorative piece and the hanging piece, and a vent is formed below the projecting decorative edge, and an outer wall plate is formed between the projecting decorative edge and the hanging piece. Forming a fitting recess for fitting an upper end portion, forming a horizontal protruding piece extending horizontally on the front surface of the rising piece ;
The top of the unit so that it can rest on the edge of the eaves top plate.
Surface or a slightly downwardly inclined surface,
The gap between the upper surface of the part and the horizontal
And the outer wall of the upper and lower
When joining the boards, the lower end of the upper outer wall
It is configured to be brought into contact with the piece (claim 1).

[0008] The connector thus formed can be used for any of the joint between the outer wall plate and the eaves top plate and the joint between the upper and lower outer wall plates.

That is, when joining the upper end of the outer wall plate and the end of the eaves top plate, the upper end of the outer wall plate is fitted into the fitting recess of the connector, and the outer wall plate and the base are joined together. What is necessary is just to make the state which sandwiched the hanging piece between materials, and to insert and fix the end of the eaves top plate between the protruding decoration edge and the horizontal protruding piece (claim 2). .

[0010] In this case, the protruding decorative edge is formed as shown in FIG.
In addition to having the same role as the parting edge 2 and the decorative edge 8 shown in (b), the ventilation on the rear surface side of the outer wall plate can be secured by the vent formed in the protruding decorative edge.

On the other hand, when joining the upper and lower outer wall plates,
The upper end of the lower outer wall plate is fitted into the fitting recess of the connector, and the hanging piece is sandwiched between the lower outer wall plate and the base material. The lower end portion may be brought into contact with the horizontal projecting piece so that the rising piece is sandwiched between the upper outer wall plate and the base material (claim 3).

[0012] In this case, since the projected decorative edges project from the joints (upper and lower joints) of the upper and lower outer wall plates, the projecting decorative edges serve as a drainage member, and the rainwater flows down the lower floor. Prevents intrusion into the back of the outer wall plate. In addition, the protruding decorative edge also plays a role of hiding the lower end face of the outer wall plate of the upper floor from the eyes, so that irregularities in the lower end of the outer wall plate of the upper floor formed at the time of construction are not noticeable. Further, a part of the air that rises in the ventilation layer on the back side of the outer wall plate is discharged to the outside from the ventilation holes at the protruding decorative edges of the upper and lower joints, and the flow of air in the ventilation layer is improved.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIG.
This will be described with reference to FIG. First, the structure of the connector 21 will be described with reference to FIG. The joining tool 21 is integrally formed so as to extend in the lateral direction by, for example, extrusion molding of aluminum, and has a rising piece 23 and a hanging piece 24 for attaching to a base material (a vertical body edge 22 to be described later) at an upper portion and a lower portion thereof. A plurality of screw insertion holes 25 and 26 are formed in the rising piece 23 and the hanging piece 24, respectively.
Further, a horizontal protruding piece 27 extending horizontally is formed on the front surface of the rising piece 23.

Between the rising piece 23 and the hanging piece 24, there is formed a projecting edge 28 projecting forward, and ventilation holes 29 are formed at a plurality of locations below the projecting edge 28. . The protruding decorative edge portion 28 is provided with a concavo-convex pattern or a decorative coating, and has high designability and decorativeness. A fitting concave portion 31 is formed between the protruding decorative edge portion 28 and the hanging piece 24 to fit an upper end portion of a ceramic outer wall plate 30 described later. The upper surface of the protruding decorative edge 28 is formed as a horizontal plane or a slightly downwardly inclined surface.
An end of an eaves top plate 32 to be described later can be fitted between the upper surface of the eaves and the horizontal projection 27.

Next, with reference to FIG. 2, a description will be given of an example of construction in a case where the connector 21 having the above-described configuration is used as an eaves ceiling. The vertical trunk edge 22 is attached to the pillar 33 as a base material with nails or the like. The joining tool 21 is horizontally addressed to a position corresponding to the eaves portion of the vertical waist edge 22, and a screw 34 or a nail is inserted into the screw insertion hole 2.
The connector 21 is fixed to the vertical waist edge 22 by passing through the first and second joints 5 and 26. Then, the upper end of the outer wall plate 30 is fitted into the fitting concave portion 31 of the connector 21 so that the hanging piece 24 is sandwiched between the outer wall plate 30 and the vertical rim 22, and the nail 35 is inserted from above.
To fix the outer wall plate 30 to the vertical waist edge 22. Thereafter, the end of the eaves top plate 32 is connected to the protruding decorative edge 28 and the horizontal projection 2.
7 and the eaves top plate 32 is attached to the edge material 36 with a nail 37.
And fix it.

As described above, when the joining tool 21 is used at the joint (eave ceiling) between the eaves top plate 32 and the outer wall plate 30, the joining tool 21
4 (a) and 4 (b) show the protruding decoration edge 28 of FIG.
It plays almost the same role as the decoration edge 8 and can improve the appearance of the eaves sky. In addition, since the vent hole 29 is formed below the protruding decorative edge 28, the air rising in the vent layer on the back side of the outer wall plate 30 can be discharged outside from the vent hole 29 of the protruding decorative edge 28. In addition, air permeability on the back side of the outer wall plate 30 can be secured, and internal dew condensation can be prevented. Also,
Even if dew condensation occurs in the protruding decorative edge 28, the dew water can be quickly drained from the vent hole 29 of the protruding decorative edge 28, and the drainage is also good.

On the other hand, as shown in FIG.
When the joining tool 21 is used for the joints (upper / lower joining parts) of the first and second joints 42, the joining tool 21 is first horizontally addressed to a position corresponding to the upper and lower joints of the vertical waist edge 22, and a screw 34 or a nail is used. Into the screw insertion holes 25 and 26 to connect the connector 21 to the vertical
Fixed to. Thereafter, the upper end of the lower wall outer wall plate 41 is fitted into the fitting recess 31 of the connector 21, and the hanging piece 24 is sandwiched between the outer wall plate 41 and the vertical trunk edge 22. The outer wall plate 41 is struck with a nail 35 to
Fixed to. Thereafter, the lower end of the outer wall plate 42 on the upper floor is brought into contact with the horizontal protruding piece 27, and the outer wall plate 42 on the upper floor and the
Then, the outer piece 42 is fixed to the vertical rim 22 by driving a nail 39 from above.

In this case, the decorative edge 28 protrudes from the upper and lower joints.
Projecting, and the projecting decorative edge portion 28 covers the upper end of the lower wall outer wall plate 41 from the front side, so that the projecting decorative edge portion 28 serves as a drainage member, and the rainwater flows out of the lower floor outer wall plate. It can be prevented from entering the back side of the plate 41.
In addition, the protruding decorative edge portion 28 that protrudes forward also plays a role of hiding the lower end of the outer wall plate 42 of the upper floor from the eyes, so that the irregularity of the lower end of the outer wall plate 42 of the upper floor formed at the time of construction is not noticeable. The appearance of the joint can be improved.

The vent hole 29 of the protruding decoration edge 28 communicates with a ventilation layer formed on the back side of the outer wall plates 41 and 42, and a part of the air rising inside the ventilation layer is projected on the projection decoration edge 28. Is discharged to the outside through the vent hole 29 of the first embodiment. That is, 2
In a three-story building, the rising air in the ventilation layer can be exhausted from both the upper and lower joints on the first floor and the eaves on the second floor. The rising air in the ventilation layer can be discharged from the upper and lower joints on the upper floor and the eaves on the third floor. For this reason, the ventilation resistance of the ventilation layer is 1 /
It can be greatly reduced to about 2/3, and the flow of air in the ventilation layer can be improved, and the discharge of moisture on the back side of the outer wall plate can be promoted. As a result, the effect of preventing dew condensation on the back surface side of the outer wall plate can be enhanced, the absorption of dew condensation water into the outer wall plate can be avoided, and the frost resistance can be improved.

The connector 21 of the present invention can be used for either a vertical or horizontal stretching method for an outer wall plate. Also, the outer wall plate may be attached with a fastener, and of course,
It goes without saying that the fastener and the nail may be used together. In addition, the present invention can be implemented with various changes within a range not departing from the gist, for example, the shape and pattern of the protruding decorative edge may be appropriately changed.

[0021]

As is apparent from the above description, according to the joining tool and the joining method of the present invention, the joining portion (eave portion) between the outer wall plate and the eaves top plate and the joining portion between the upper and lower outer wall plates are provided. The same joining tool can be used for both (upper and lower joints) to improve workability and cost performance, and even if the lower end of the upper floor outer wall plate at the upper and lower joints is uneven, it is projected and decorated. The upper and lower joints of each floor can be hidden, making the upper and lower joints look better, and when using a ventilated construction method for buildings with two or more floors. , The ventilation resistance of the ventilation layer on the back side of the outer wall plate can be reduced by the ventilation opening of the protruding decoration edge portion, and the internal dew condensation preventing performance can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view of a connector according to an embodiment of the present invention.

FIG. 2 is a longitudinal side view showing a construction example of a joint portion between an outer wall plate and an eaves top plate.

FIG. 3 is a longitudinal sectional side view showing a construction example of a joint portion between upper and lower outer wall plates.

FIGS. 4A and 4B show a conventional example of construction of an eaves top portion, wherein FIG. 4A is a vertical sectional side view of a parting edge specification, and FIG.

FIG. 5 is a longitudinal sectional side view showing a construction example of a conventional upper and lower joint portion.

[Explanation of symbols]

Reference Signs List 21 joint, 22 vertical body edge (base material), 23 rising piece, 24 hanging piece, 27 horizontal projecting piece, 28 projecting decorative edge, 29 vent hole, 30 outer wall plate, 31 Fitting recess, 3
2 ... eaves top plate, 33 ... pillar material, 36 ... field material, 41, 42 ...
Exterior wall boards.

Claims (3)

(57) [Claims] An outer wall plate joint that can be used as a joint between an outer wall plate and an eaves top plate and a joint between upper and lower outer wall plates. Forming a rising piece and a hanging piece for mounting, forming a protruding decorative edge projecting forward between the rising piece and the hanging piece, and forming a ventilation hole at a lower portion of the protruding decorative edge, Forming a fitting recess for fitting the upper end of the outer wall plate between the protruding decorative edge and the hanging piece, forming a horizontal protruding piece extending horizontally on the front surface of the rising piece , and further forming the protruding decorative edge. Place the top of
On a horizontal plane or a slightly downward slope
A gap between the upper surface of the projecting decorative edge and the horizontal projecting piece.
Set the spacing to a size that can fit the end of the eaves top plate
And the horizontal projecting piece is used for joining the upper and lower outer wall plates.
Formed so that the lower end of the upper outer wall plate abuts
Connectors of the outer wall plate, characterized in that is. 2. A method for joining an upper end portion of an outer wall plate and an end portion of an eaves ceiling plate using the joint device for an outer wall plate according to claim 1, wherein the upper end portion of the outer wall plate is joined to the joint device by using the joint device. Fitted into the fitting recess, the hanging piece is sandwiched between the outer wall plate and the base material, and the end of the eaves top plate is placed between the protruding decorative edge and the horizontal protruding piece. A method of joining an outer wall plate, wherein the outer wall plate is fitted into a housing. 3. A method of joining upper and lower outer wall plates using the outer wall plate joining device according to claim 1, wherein an upper end portion of a lower outer wall plate is fitted into the fitting recess of the joining device. The lower piece is sandwiched between the lower outer wall plate and the base material, and the lower end portion of the upper outer wall plate is brought into contact with the horizontal projection to form the upper outer wall plate and the base material. Characterized in that the rising pieces are sandwiched between the outer wall plates.