JPH0431366Y2 - - Google Patents

Description

[Detailed Description of the Invention] This invention relates to a drainage structure for an exterior panel, typically a joint part of an exterior panel for a structure, especially a building.

FIG. 9 is a cross-sectional view of the conventional example, and 31,
31 is a panel material, 32 is a joint thereof, 33 is a first space forming the joint, 34 is a second space,
35 is the third space. The first packing 36 and the second packing 37 are usually installed by being pushed into the first space 33 and the third space 35 at a construction site. For this reason, this exterior panel
The packings 36 and 37 must be installed separately from the panel assembly, and if the width of the spaces 33 and 35 becomes slightly wider than the specified width, the packings 36 and 37 will fall off.
It took a lot of time and effort to install the 37.

The purpose of this invention is to make it easier to wear the patch,
It is an object of the present invention to provide a drainage structure for an exterior panel joining part that can ensure the sealing state and improve the watertightness of the joint part of the exterior panel.

In the case of an exterior wall of a building where box-shaped panels are joined vertically, horizontally, and horizontally, the present invention provides a first space 3 with a smaller width and a second space with a wider width at the joints of panel materials 1 that are adjacent to each other on the left and right toward the building. A space part 4 and a third space part 5 having a small width and substantially L-shaped in the horizontal plane are formed, and a fin-shaped first packing 6 is attached to the surrounding wall of the second space part 4 of both panel materials 1. They are attached so that their tips overlap, and the surrounding wall of this second space 4 is formed so that the second space 4 and the third space 5 are not continuous, and either the left or right end of the joint of one panel material 1 A packing attachment piece 8 is provided on the edge and the upper edge to attach the second packing 7, and the third space is brought into contact with the frame-side surface of the edge that faces and is coupled to the edge of the other panel material 1. A water tray 26 and a block body 24 are provided at the intersections of the upper and lower and left and right joining parts of each panel material 1 and on the lower side back surface of the upper panel material among the panel materials that are joined vertically, forming the surrounding wall of the section 5, Below the second gasket 7 extending in the vertical direction of the upper panel material, a horizontal L-shaped catch pan 23 having an open end 23a on the outer side is disposed above the block body 24, and the open end of the catch pan 23 The exterior is characterized in that leakage water falling from 23a is drained into the second space 4 through a water drain hole 25 that communicates with the second space 4 at the lower side end of the panel material 1 via a water tray 26. This is a drainage structure at the panel joint.

An embodiment of this invention will be described below based on the drawings.

FIG. 1 is an external view of an exterior panel, in which box-shaped panel materials 1 adjacent horizontally and vertically are successively pasted on all sides to form the exterior wall of a building, building, etc. There are vertical and horizontal joints 2, 2 in the continuous part.
are orthogonal like a grid.

Fig. 2 is a cross-sectional view with the gaskets 6 and 7 removed.Both the horizontally adjacent panel materials 1 and 1 are metal plates whose side edges are bent into a predetermined shape and are bent toward the building side. The first space 3 has a smaller width, and the second space has a larger width.
A vertical joint portion 2 consisting of a space portion 4 and a third narrow space portion 5 is formed in a continuous portion of the panel materials 1, 1. The packing attachment piece 8 is formed on the edge material 9 attached to one of the panel members 1, and this packing attachment piece 8 is located on the building side (that is, the upper side in FIG. 2).

The second gasket 7 is attached to a gasket attachment piece 8 formed on the panel material 1 on the building side, facing the outside of the building (lower side in FIG. 3). The surface of the panel material 1 on the building side (upper side in FIG. 3) is brought into contact with the surface. The third space 5 is the first
It is wider than the space 3 and curved in an L-shape in the horizontal plane.

FIG. 3 is a cross-sectional view showing a state in which the first gasket 6 and the second gasket 7 are attached. The first packings 6, 6 are attached to the wide second space 4 of the panel materials 1, 1 with screws 10, 10 and are arranged opposite each other, and overlap each other by butting their fin-shaped tips. Together, the continuous portion between the second space 4 and the third space 5 is sealed watertight. These first packs 6
are curved so that each end thereof protrudes inward of the second space 4, and are overlapped and opposed to each other. The second gasket 7 is attached to the gasket attachment piece 8 of the edge material 9 that is integral with the one panel material 1 using screws 11. The packing mounting piece 8 is a spear-shaped protrusion,
It fits into the mounting groove of the second gasket 7, and the second gasket 7 is attached to the one panel material 1. Second
The packing 7 is strip-shaped, and is in contact with the end of the other panel material 1 in this second packing 7, and has a third space 5.
be sealed watertight. The panel materials 1, 1 are screwed onto support frames 12, 12 with screws 11, 13.
23 is a catch pan, which will be described later.

The first packing 6 and the second packing 7 are attached to the above-mentioned positions of the panel materials 1, 1.
The gasket 6 is located in the continuous portion between the second set 4 and the third space 5, and the second gasket 7 is located in the third space 6.
Each is formed within. Therefore, it is not necessary to attach both the gaskets 6 and 7 as a separate operation after the panels are assembled, and the work time required for installing both the gaskets 6 and 7 is saved. Moreover, the first
The packing 6 and the second packing 7 are the panel material 1,
1 is attached in advance to the panel materials 1, 1 at the above-mentioned predetermined positions, and the sealing state of the joint portion 2 is ensured.

The force of rainwater blown into the narrow first space 3 is diffused and attenuated within the wide second space 4, circulates inside the second space 4 blocked by the first packing 6,
The first gasket 6 allows it to return to the first space 3 without penetrating into the third space 5. Even if rainwater intrudes into the third space 5 through the first packing 6, the rainwater will be blocked by the second packing 7 in the third space 5 and will not infiltrate into the building side. Water is drained outside the building. In this case, as will be described later, a catch pan 23 is provided near the third space 5, and the leakage water blocked by the second gasket 7 in the third space 5 will enter the building side. It flows downstream through the third space 5 without
3, and the water is drained out of the building one by one.

FIG. 4 is a longitudinal sectional view. Reference numeral 2 represents a horizontal joint, and the continuous portion of the vertically adjacent panel members 1, 1 is sealed with a packing 7'. The upper part of the panel material 1 is suspended by brackets 15 and 16, and is attached to a building frame 17 with tightening bolts 18, 19 and 20. The edge material 9' of one panel material 1 on the downstream side has a second
There is a packing mounting piece 8' similar to that shown in FIG. 3 and FIG. Screw 21
It will stick. 22 is caulking.

FIG. 5 is a perspective view of the block body 24. A block body 24 is attached to the orthogonal part of the vertical and horizontal joints 2 and 2 (Figs. 6 and 7), and a second packing 7 that is perpendicular to each other is installed.
(Fig. 3, Fig. 6) and the end face of the packing 7' (Fig. 4) are brought into contact with each other, and both the packings 7, 7' are connected in series vertically and horizontally, and the space between the packings 7, 7' is eliminate the department,
Prevent rainwater from leaking from here.

FIG. 8 is a perspective view of the catch pan 23, which is arranged on the block body 23 (the seventh
(Fig.), the leakage water that has penetrated through the seals 7 and 7' is received, transferred onto the panel material 1, and flows through the drain hole 25 drilled in the second space 4 of the panel material 1 to the building. Drain outside. The arrows shown in FIGS. 6 and 7 indicate the drainage route for the leaked water. Further, in FIG. 7, reference numeral 26 denotes a water tray, which receives dripping water from the catch pan 23 and can reliably transfer the leaked water to the drain hole 25.

The catch pan 23 has an open end 23a projecting toward the outside of the building (downward in FIG. 6), and has an L-shaped horizontal cross section. This catch pan 23 is located at the lower part of the third space 5 on the building side (upper part in FIG. 6).
It is arranged below the packing 7.

The water tray 26 is provided below the open end 23a as described above. This water tray 26 is open upward. The water drain hole 25 is formed in the other panel material 1.
The water tray 26 is formed at the lower part of the opening end 23a and communicates with the second space 4.
Leakage water falling from the drain hole 25 is led to the drain hole 25, and further drained into the second space 4 of both panel members 1 adjacent to each other below.

As explained above, the exterior panel of this invention is, simply put, formed by forming the joints of both panel materials into a small first space portion, a large second space portion, and a small third space portion, in that order toward the building side.
A fin-shaped first packing is attached to both panel materials, and the first packings are arranged so that their tips overlap at the connecting portion between the second space and the third space. A packing attachment piece is formed on one of the panel materials, a second packing is attached to this, and the other panel material is brought into contact with the second packing.
The packing is provided in the third space,
Therefore, the first packing 6 and the second packing 7 can be easily attached and the sealing state is ensured, thereby providing an exterior panel having high watertightness.

In particular, in the present invention, each tip of the pair of fin-shaped first gaskets 6 is provided in a continuous portion between the second space 4 and the third space 5, so that the first gasket 6 has a small width.
The force of the rainwater blown into the space 3 is diffused and attenuated within the wide second space 4, circulates inside the second space 4 that is closed by the first packing 6, and thus flows through the first space 4. The gasket 6 prevents it from entering the third space 5. Each tip of this first packing 6 is
Since they are curved so as to protrude inward from the second space 4 and are arranged in an overlapping manner, rainwater in the second space 4 is reliably prevented from penetrating into the third space 5. can do.

Further, according to the present invention, a small third space 5 curved in an L-shape in the horizontal plane is formed, and one of the horizontally adjacent panel members 1 is fitted with a seal on the building side. A mounting piece 8 is formed, and a second packing 7 facing the outside of the building is attached to this packing mounting piece.
, and the building side surface of the other panel material 1,
In contact with the second packing 7, this second packing 7
is provided in the third space 5, so if
Even if rainwater intrudes into the third space 5 through the first packing 6, the rainwater is blocked by the second packing 7 in the third space 5 and is prevented from penetrating into the building side. I can escape.

Further, according to the present invention, the catch pan 23 is disposed below the second packing 7 at the lower part of the third space 5 on the building side, so that the catch pan 23 is arranged below the second packing 7 and falls along the third space 5 and the second packing 7. The rainwater is received by the catch pan 23 and falls from the open end 23a of the catch pan 23 protruding outward from the building onto the water tray 26, and the water received by the water tray 26 is The water enters the second space 4 through the drain hole 25 formed in the lower part of the other panel material 1, and then enters the second space 4 of both panel materials 1 adjacent to the lower part.
Rainwater is drained into the space 4, and therefore rainwater can be reliably prevented from entering or accumulating in the building.

[Brief explanation of the drawing]

The drawings show one embodiment of the present invention; FIG. 1 is a front view, FIGS. 2, 3, and 6 are cross-sectional views, FIG. 4 and 7 are vertical cross-sectional views, and FIG. 8 and 8 are perspective views, and FIG. 9 is a cross-sectional view of a conventional example. DESCRIPTION OF SYMBOLS 1... Panel material, 2... Joint part, 3... First space part, 4... Second space part, 5... Third space part, 6
...First patch, 7...Second patch, 8...
Packing mounting piece 6.

Claims (1)

[Scope of Claim for Utility Model Registration] In an exterior wall of a building where box-shaped panels are joined vertically, horizontally, and horizontally, a first space 3 whose width gradually decreases toward the building side at the joint part of the panel material 1 adjacent to the left and right; A large second space 4 and a small third space 5 having a substantially L-shape on the horizontal plane are formed, and a fin-shaped first gasket is attached to the surrounding wall of the second space 4 of both panel materials 1. 6 are attached so that their tips overlap, and the surrounding wall of this second space 4 is formed so that the second space 4 and the third space 5 are not continuous, and the left and right sides of the joining part of one panel material 1 are A packing attachment piece 8 is provided on one of the edges and the upper edge, and the second packing 7 is attached, and the second packing 7 is attached to the end edge of the other panel material 1, which is brought into contact with the frame-side surface of the edge that is to be joined to the edge. A water pan 26 and a block body 24 are installed at the intersections of the upper and lower and left and right joining parts of each panel material 1, and on the back surface of the lower part of the upper panel material among the panel materials that are joined vertically. is provided, and below the second packing 7 extending in the vertical direction of the upper panel material, a horizontal L-shaped catch pan 23 having an open end 23a on the outer side is arranged on the top of the block body 24, The leakage water falling from the open end 23a of the panel member 23 is drained into the second space portion 4 through the water drain hole 25 which is connected to the second space portion 4 at the lower side end of the panel material 1 via the water tray 26. A distinctive feature is the drainage structure of the exterior panel joints.