JP4806142B2 - Water stop structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to waterproofing of the joint portion of the wall top mounted substantially perpendicular to the outer wall to the row cormorants stop Mizu構granulation.
[0002]
[Background technology]
In recent years, the construction of houses has been industrialized. For example, there is a panel construction method in which components such as walls, floors, and roofs are made into panels in the factory in advance and these panels are assembled at the construction site to construct the house. Adopted in some areas.
[0003]
For example, a wall panel used as a wall of a house is constructed by assembling two vertical frame members and horizontal frame members in a rectangular shape, and reinforcing bars in the rectangular frame. A body is formed, and a surface material such as plywood is attached to the front and back surfaces of the frame body in a state in which the frame body is filled with a heat insulating material such as glass wool.
[0004]
When building a house by the above-described panel method, for example, a wall of a house transports a plurality of wall panels manufactured at a factory to the site, and connects the plurality of wall panels to the left and right at the site. And it constructs | assembles by attaching exterior finishing materials, such as a water stop sheet | seat, a trunk edge, and a siding board, to the surface of a wall panel.
[0005]
And when providing a balcony in the house constructed | assembled by such a panel construction method, the method as shown to Unexamined-Japanese-Patent No. 2001-132687 is known, for example.
In the method disclosed in this publication, when a balcony is provided on the upper floor of a prefab house by the panel method, a balcony floor panel and a balcony side wall panel are joined to the outer wall of the building so as to protrude from the outer wall. The balcony front wall wall panel is joined to the upper end of the balcony floor panel and the front end surface of the balcony side wall panel. In addition, on the front and back surfaces of each wall panel in this gazette, a waterproof sheet and an exterior finishing material are preliminarily attached and mounted, and are brought into the field and assembled.
[0006]
[Problems to be solved by the invention]
By the way, the water-stopping treatment of the joint portion between the protruding wall joined to the outer wall of the building, such as the wall panel for the balcony side wall in the conventional balcony mounting structure described above, and the outer wall of the house, In the joint part, it is carried out by attaching a water-stopping tape such as a butyl tape between the ends of the water-stop sheet attached to the balcony side wall panel or the outer wall surface of the outer wall.
In particular, the water-stopping treatment at the upper part of the balcony side wall panel (protruding wall) is the upper part of the water-stopping tape that is attached to the both side edges of the joint edge of the balcony side wall panel. Since the base end of the top wall of the balcony side wall panel was water-stopped by cutting and turning it into the wall, it took time and effort.
[0007]
An object of the present invention is to provide a water-stopping treatment for a joint portion between an outer wall and an upper portion of a protruding wall attached to the outer wall surface of the outer wall substantially perpendicular to the outer wall, such as a wall panel for a side wall of a balcony. carrying out the process easily and to provide a stop Mizu構forming the Ru can.
[0014]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, as shown in FIG. 3, the invention described in claim 1 includes a first water stop piece 32 having a plate shape and a substantially L-shaped cutout 31 provided at a corner portion. The first water-stopping piece 32 is erected from the two side portions 31a and 31b of the substantially L-shaped cutout portion 31 so as to be substantially orthogonal to the first water-stopping piece 32 and substantially orthogonal to each other. By using two water stop plates provided with the plate-like second water stop piece and the third water stop pieces 33 and 34 joined together , the outer wall surface of the outer wall is moved from the middle in the vertical direction of the outer wall. A water-stop structure in which the upper end surface and both side surfaces of the upper part of the protruding wall joined so as to be substantially orthogonal to the outer wall, and the joint portion of the upper wall and the outer wall surface of the adjacent outer wall are covered. For example, as shown in FIGS. 6 and 7, the protruding wall 22 is formed on the protruding corner 13 of the wall 1 </ b> B on one side 2. b is flush with one wall surface 13a of the wall surfaces constituting the projected corner portion 13, and the other side surface is substantially the same as the other wall surface 13c of the wall surfaces constituting the projected corner portion 13. One of the two water stop plates 3 a and 3 b is joined so as to be orthogonal to each other, and the substantially orthogonal portion between the first water stop piece 32 and the second water stop piece 33 is above the protruding wall 22. The first water stop piece 32 is brought into contact with the outer wall surface 13b of the outer wall by being disposed along the joint portion between the end surface 22a and the outer wall surface 13b of the outer wall adjacent to the upper end surface 22a, and the second stopper In a state where the water piece 33 is in contact with the upper end surface 22a and the third water stop piece 34 is in contact with the other side surface of the protruding wall 22 (the side surface on the heel side of the protruding wall 22 in FIGS. 6 and 7). The other water stop plate 3b has a first water stop piece 32 on one side surface 22 of the protruding wall 22. The first water stop plate is in contact with the outer wall surface 13a that is substantially flush with the one side surface 22b, and the second water stop piece 33 is in contact with the outer wall surface 13b of the outer wall adjacent to the upper end surface 22a. 3a is attached to the first water stop piece 32, and the third water stop piece 34 is attached to the second water stop piece 33 of the first water stop plate 3a in contact with the upper end surface 22a. It is characterized by.
[0015]
According to the first aspect of the invention, the protruding wall 22, the outer corner portion 13 of the wall 1B, so that one side surface 22b is one wall surface 13a flush of the wall surface constituting the external corner portion 13 In addition, even if the other side surface is joined so as to be substantially orthogonal to the other wall surface 13c of the wall surfaces constituting the protruding corner portion 13, the upper portion of the protruding wall 22 and the protruding corner portion 13 may be used. The joint portion is covered with the two water stop plates 3a and 3b, and water permeation to these joint portions can be prevented. That is, when the protruding wall is a balcony or a side wall of a bay window that is attached to the outer wall substantially orthogonal to the outer wall, a water stop plate is attached to a joint portion between the upper portion of the protruding wall and the sleeve wall. Only, the water stop process of the junction part of the upper part of a wall surface protrusion wall and an outer wall can be performed easily.
[0016]
As shown in FIG. 3, the invention according to claim 2 has a first water stop piece 32 having a plate shape and a substantially L-shaped cutout portion 31 provided at a corner portion, and the first water stop piece 32. From the two side portions 31a and 31b of the substantially L-shaped cutout portion 31, the plate-like shape is erected so as to be substantially orthogonal to the first water stop piece 32 and joined substantially orthogonally to each other. By using two water stop plates provided with the second water stop piece and the third water stop pieces 33, 34 , the outer wall surface of the outer wall is substantially orthogonal to the outer wall from the middle in the vertical direction of the outer wall. A water stop structure in which the upper end surface and both side surfaces of the upper portion of the protruding wall joined in a protruding manner and the joint portion between the upper end surface and both side surfaces and the outer wall surface of the adjacent outer wall are covered, for example, FIG. As shown in FIG. 2, the protruding wall 2 has a central portion of the outer wall 1, and both side surfaces (2 b, 2 c) are outside the outer wall 1. One water stop plate 3a of the two water stop plates (for example, the first water stop plate 3a and the second water stop plate 3b) is joined to the first water stop piece 32 and the second water stop plate. The substantially orthogonal portion with the two water stop pieces 33 is disposed along the joint portion between the upper end surface 2a of the protruding wall 2 and the outer wall surface 1a of the outer wall adjacent to the upper end surface 2a, whereby the first water stop piece. The piece 32 is brought into contact with the outer wall surface 1a of the outer wall, the second water-stopping piece 33 is brought into contact with the upper end surface 2a, and the third water-stopping piece 34 is brought into contact with one side surface 2b of the protruding wall 2. The other water stop plate 3b is configured so that the first water stop plate 32 and the third water stop piece 34 are substantially orthogonal to each other at the first water stop plate 32a and the second water stop plate 32a. The first water stop piece 32 is disposed along the substantially orthogonal portion with the water piece 33, and the first water stop plate 3a has a first stop piece. In a state where the water stop piece 32 is overlapped with a part of the outer wall adjacent to the upper end surface 2a in contact with the outer wall surface 1a, and the second water stop piece 33 is in contact with the other side surface 2c of the protruding wall 2. It is attached.
[0017]
According to the second aspect of the present invention, the protruding wall 2 is joined to the central portion of the outer wall 1 so that both side surfaces (2b, 2c) are substantially orthogonal to the outer wall surface 1a of the outer wall 1. Even if it exists, the junction part of the said protrusion wall 2 upper part and the said outer wall 1 is covered with the said two water stop plates 3a and 3b, and it can prevent the water permeation to these junction parts. That is, when the protruding wall is a balcony or a side wall of a bay window that is attached to the outer wall substantially orthogonal to the outer wall, a water stop plate is attached to a joint portion between the upper portion of the protruding wall and the sleeve wall. Only, the water stop process of the junction part of the upper part of a wall surface protrusion wall and an outer wall can be performed easily.
[0020]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
First, the configuration will be described. In addition, the outer wall in this Embodiment is the outer wall of the house constructed | assembled by the panel construction method, and this panel construction method is a well-known factory etc. beforehand, for example, the frame body which assembled the frame material in frame shape, for example , By manufacturing a wooden panel made of wood material arranged vertically, horizontally or vertically and horizontally in the frame body, and a face material arranged on at least one side surface of the frame body, Build walls, roofs, etc.
[0021]
A water stop structure 10 shown in FIG. 1 includes an outer wall 1, a protruding wall 2 that protrudes and joins the outer wall 1 in the horizontal direction, and a first stopper attached around the joint between the upper portion of the protruding wall 2 and the outer wall 1. A water plate 3a and a second water stop plate 3b, a waterproof and moisture permeable sheet 4, a roof water resistant sheet 5, a water stop tape 6 and the like are provided.
[0022]
The outer wall 1 shown in FIG. 1 is formed, for example, by joining and integrating two outer wall panels at the end faces, and the outer wall panel is a vertical and horizontal core including a frame portion made of square material between face materials made of front and back plywood. For example, the thickness is 90 mm.
On the outer wall surface (outer wall surface) 1 a of the outer wall 1, a waterproof / moisture permeable sheet 4 for adhering moisture from the outside to the inside and passing moisture from the inside to the outside is attached.
The waterproof / moisture permeable sheet 4 is in a state where it is stuck and attached to the outer wall surface 1a of the outer wall 1 with a fixing member such as staple or tape at a predetermined position (required place) except for the joint portion of the protruding wall 2. ing. It should be noted that from the top of the waterproof and moisture permeable sheet 4, an unillustrated body edge may be attached by nailing to an appropriate portion of the outer wall 1, and an unillustrated siding may be attached to the body edge by nailing. Good.
In this siding, a notch is formed in advance along the side edge so as to surround the periphery of the joint portion of the protruding wall 2.
[0023]
The protruding wall 2 (for example, the side wall of the bay window) is made of a wood panel, and on both sides thereof, a waterproof / moisture permeable sheet 4a that allows water to stop from the outside to the inside and moisture from the inside to the outside. Is pasted.
Further, the protruding wall 2 has a base end surface that is in contact with the outer wall surface 1a of the outer wall 1 and is protruded and joined so as to be substantially orthogonal from the middle of the outer wall 1 in the vertical direction. And both the side surfaces 2b and 2c are substantially orthogonal to each other and are adjacent to the outer wall surface 1a of the outer wall 1 in the horizontal direction.
[0024]
Further, a first water stop plate 3a and a second water stop plate 3b are attached so as to cover the joint portion at the upper part of the protruding wall 2, and the first water stop plate 3a and the second water stop plate 3b are already attached to the outer wall. 1 is stacked on the back side of the waterproof / moisture permeable sheet 4 attached to the outer wall surface 1a and attached with waterproof tapes 6 and 6.
The 1st water stop plate 3a and the 2nd water stop plate 3b are the same shapes, and the example is shown in FIG.
As shown in FIG. 3, the water stop plate 3a (3b) includes a plate-shaped first water stop piece 32 provided with an L-shaped notch 31 having two sides 31a and 31b substantially orthogonal to each other, The plate-like second and second plates that are raised from the two side portions 31a and 31b of the first water stop piece 32 so as to be substantially orthogonal to the first water stop piece 32 and joined substantially orthogonal to each other. 3rd water stop pieces 33 and 34 are provided. In addition, the 2nd water stop piece 33 and the 3rd water stop piece 34 are the 1st water stop piece in the exit corner side of the substantially orthogonal part in which these 2nd water stop pieces 33 and the 3rd water stop pieces 34 are substantially orthogonal. When 32 is positioned, the first water stop piece 32 is the front, the left side is the second water stop piece 33, and the right side is the third water stop piece 34.
The water stop plate 3a (3b) is a resinous material having flexibility. Here, the first water stop piece 32, the second water stop piece 33, and the third water stop piece 34 are formed by integral molding. ing.
[0025]
Moreover, in the water stop plate 3a (3b) in this embodiment, the first water stop piece 32 is a square in plan view so that one corner of the plate member in the plan view square is at the center of the plate member in the plan view square. The shape is cut out in an L shape so as to pass through the center of adjacent side portions.
That is, the lengths of the two side portions 31a and 31b of the first water stop piece are the same length, and the lengths of the side portions substantially orthogonal to the two side portions 31a and 31b are also the same. It has the same length as each of the two side portions 31a and 31b.
Moreover, the 2nd and 3rd water stop pieces 33 and 34 are each comprised in square shape, and the length of each side part is the same length as each length of 2 side parts 31a and 31b. The length of these sides is slightly shorter than the thickness of the protruding wall 2. For example, the length of each of the two side portions 31a and 31b is 90 mm.
[0026]
The first and second water stop plates 3 a and 3 b configured as described above are attached around the joint portion between the base side edge of the upper end surface 2 a of the protruding wall 2 and the outer wall 1.
As shown in FIG. 2, in the first water stop plate 3 a, the protruding corner side of the substantially orthogonal portion between the second water stop piece 33 and the adjacent first water stop piece 32 is the base of the upper end surface of the protruding wall 2. By arranging the second water stop piece 33 on the upper end surface of the projecting wall 2 while arranging the second water stop piece 33 along the end, the third water stop piece 34 is disposed on one side surface of the projecting wall 2 (the front surface in FIGS. 1 and 2). The left side). At this time, the substantially orthogonal portion of the second water stop piece 33 and the third water stop piece 34 is in a state of being fitted to the joint portion between the upper end surface 2a of the protruding wall 2 and the one side surface 2b on the corner side. .
Thereby, the upper end surface of the protruding wall 2 and the outer wall surface adjacent to the upper end surface in the horizontal direction are covered by the second water stopping piece 33 and the first water stopping piece 32, and the third water stopping piece 34 and the first water stopping piece 34 One side surface of the protruding wall and the outer wall surface adjacent to the side surface in the horizontal direction are covered with the water stop piece 32.
[0027]
Moreover, in the 2nd water stop plate 3b, while arrange | positioning the substantially orthogonal part of the 1st water stop piece 32 adjacent to the 3rd water stop piece 34 along the base end part of the upper end surface of the protrusion wall 2, The third water stop piece 34 is positioned on the upper end surface of the protruding wall 2 in a state where it is overlapped with the second water stop piece 33 of the first water stop plate 3a (here, the second water stop piece of the first water stop plate 3a The second water blocking piece 33 is brought into contact with the other side surface of the protruding wall 2 (the side surface on the right side when viewed from the front in FIGS. 1 and 2).
As a result, the third water stop piece 34 and the first water stop piece 32 cover the joint portion between the upper end surface of the protruding wall 2 and the outer wall surface 1a of the outer wall 1 adjacent to the upper end surface in the horizontal direction. With the water stop piece 33 and the first water stop piece 32, a joint portion (2e shown in FIG. 2) between the other side surface 2c of the upper portion of the protruding wall 2 and the outer wall surface 1a adjacent to the other side surface 2c in the horizontal direction. It will be covered.
Thus, since the 1st water stop plate 3a and the 2nd water stop plate 3b are attached, the junction part of the base end part of the protrusion wall 2 upper part and an outer wall will be in the state completely covered and water-stopped. ing.
[0028]
Thus, in the 1st water stop plate 3a and the 2nd water stop plate 3b which covers a protrusion wall upper part and an outer wall, the cross-shaped roof water-resistant sheet | seat 5 is covered from the upper part of the part attached to the protrusion wall 2. Yes.
The roof waterproof sheet 5 includes the second and third waterproofing pieces 33 and 34 of the first waterproofing plate 3a, the second and third waterproofing pieces 33 and 34 of the second waterproofing plate 3b, and the upper end surface of the protruding wall 2. And the seam part with both side surfaces is covered.
[0029]
According to the above configuration, in the structure in which the protruding wall 2 is joined to the central portion of the outer wall 1 so that both side surfaces 2b and 2c are substantially orthogonal to the outer wall surface 1a of the outer wall 1, the upper portion of the protruding wall 2 and the outer wall 1 These joint portions are covered with the first and second water stop plates 3a and 3b, and water permeation to these joint portions can be prevented. That is, when the protruding wall 2 is a balcony, a side wall of a bay window, or the like attached to the outer wall substantially orthogonal to the outer wall, a water stop plate is attached to a joint portion between the upper portion of the protruding wall and the sleeve wall. Only, the water stop process of the junction part of the upper part of a wall surface protrusion wall and an outer wall can be performed easily.
[0030]
Next, using the first water stop plate 3a and the second water stop plate 3b described above, other than the structure that performs water stop at the joint portion between the outer wall and the upper portion of the protruding wall provided to protrude from the outer wall. An example will be described.
[0031]
<Modification 1>
4 and 5 show a first modification of the water stop structure in which the first water stop plate 3a and the second water stop plate 3b are attached.
In the water stop structure 10A shown in FIG. 4, an outer wall 1A having a sleeve wall 11 extending in the vertical direction, a protruding wall 21 joined along the sleeve wall 11 to the distal end surface 11a of the sleeve wall 11, A first water stop plate 3a and a second water stop plate 3b are provided to cover the periphery of a joint portion (1f shown in FIG. 5) between the upper portion of the protruding wall 21 and the sleeve wall 11.
[0032]
The sleeve wall 11 is provided so as to protrude outward from the outer wall surface 1a of the outer wall 1A of the building so as to be substantially orthogonal to the outer wall surface 1a. Here, the sleeve wall 11 is formed so that both side surfaces (only one side surface is shown by 11b in FIGS. 4 and 5) are substantially orthogonal to the distal end surface 11a.
In addition, 1 A of outer walls which have this sleeve wall 11 are constructed | assembled by the panel construction method similarly to the outer wall 1 of 1st Embodiment, and become by combining a wood panel. The protruding wall 21 is made of a wood panel having a rectangular shape in plan view, and is formed so that the thickness is substantially the same as the thickness of the sleeve wall 11.
Then, one side end face 21d is brought into contact with the tip end face 11a of the sleeve wall 11 so that the protruding wall 21 is joined to the sleeve wall 11, and the upper end face 21a of the protruding wall 21 is the protrusion of the tip end face 11a of the sleeve wall 11. It is in a state substantially orthogonal to the portion above the wall 21. Further, both side surfaces of the protruding wall 21 (shown by only one side surface 21 b in FIGS. 4 and 5) are substantially flush with the both side surfaces 11 b of the sleeve wall 11.
[0033]
And the 1st water stop plate 3a and the 2nd water stop plate 3b are attached to the circumference | surroundings of the junction part of the upper part of the protrusion wall 21, and the sleeve wall 11 so that a junction part may be covered.
That is, the first water stop plate 3a has a protruding corner portion where the second and third water stop pieces 33 and 34 are substantially orthogonal to the base end edge of the upper end surface 21a of the projecting wall 21 (the upper end edge of the base end surface 21d). And the second water stop piece 33 is brought into contact with the upper end surface 21a of the protruding wall 21 and the third water stop piece 34 is brought into contact with the tip end surface 11a of the sleeve wall 11 above the protruding wall 21, respectively. The first water blocking piece 32 is applied across one side surface (the left side surface in FIGS. 4 and 5) of the protruding wall 21 and the side surface of the sleeve wall 11 which is adjacent to the one side surface and is substantially flush with the one side surface. It is installed in contact.
In addition, the second water stop plate 3b is substantially orthogonal to the second and third water stop pieces 33, 34 in the first water stop plate at a substantially orthogonal portion of the second and third water stop pieces 33, 34 at the exit corner side. That is, it is arranged along the base end edge of the upper end surface 21 a of the protruding wall 21. The third water stop piece 33 is located on the second water stop piece 33 of the first water stop plate 3 a on the upper end surface 21 a of the projecting wall 21, and the second water stop piece 33 is located above the projecting wall 21 on the sleeve wall 11. The first water stop piece 32 is overlaid on the third water stop piece 34 of the first water stop plate 3a that is in contact with the front end surface 11a, and the first water stop piece 32 is placed on the other side surface of the protruding wall 21 (the right side in FIGS. 4 and 5). Side surface) 21b and the other side surface 21b and the side surface 11b of the adjacent sleeve wall 11 are in contact with each other.
[0034]
FIG. 6 shows a second modification of the structure in which the water stop member is attached around the joint between the protruding corner 13 of the outer wall 1B and the upper portion of the protruding wall 22 attached to the protruding corner 13. .
As shown in FIG. 6, the protruding wall 22 is formed on the protruding corner 13 of the outer wall 1 </ b> B so that a wall surface 13 a and one side surface 22 b of the wall body of the protruding corner 13 are substantially flush with each other. Is attached.
Examples of the protruding wall 22 include a side wall of a balcony that protrudes outward from the protruding corner portion 13 of the outer wall 1B. Here, the protruding wall 22 has a rectangular shape in a plan view like the protruding wall 2 and the protruding wall 21 described above. Made of wood panels.
And the 1st and 2nd water stop plates 3a and 3b are provided so that the junction part of this protrusion wall 22 upper part and the outer wall protruding corner part 13 may be covered.
Specifically, in the first water stop plate 3 a, a substantially orthogonal portion (one side portion 31 a) between the second water stop piece 33 and the adjacent first water stop piece 32 is a base of the upper end surface 22 a of the protruding wall 22. By disposing the second water stop piece 33 on the upper end surface 22a of the projecting wall 22 and arranging the second water stop piece 33 along the end edge 22d (see FIG. 7), the third water stop piece 34 is the other side surface of the projecting wall 22. (A left side surface in front view in FIGS. 6 and 7).
[0035]
Thereby, the upper end surface 22a of the protruding wall 22 by the second water stopping piece 33 and the first water stopping piece 32 and the outer wall surface 13b (see FIG. 7) adjacent to the upper end surface 22a in the horizontal direction, that is, from the protruding wall 22 The upper outer wall surface portion is covered, and the third water stop piece 34 and the first water stop piece 32 cover the other side surface of the protruding wall 22 and the outer wall surface 13c horizontally adjacent to the side surface. It becomes. The outer wall surface 13c is flush with the outer wall surface 13b.
[0036]
In addition, the second water stop plate 3b has a protruding corner side portion of the substantially orthogonal portion of the second and third water stop pieces 33, 34, and the second water stop plate 33a has a second water stop plate 33b. It is disposed along a substantially orthogonal portion, that is, along the base edge of the upper end surface 22 a of the protruding wall 22. Further, the third water stop piece 33 is brought into contact with the second water stop piece 33 of the first water stop plate 3a on the upper end surface 22a of the protruding wall 22, and the second water stop piece 33 is brought into contact with the outer wall surface 13b. The first water stop piece 32 is superposed on the first water stop piece 32 of the water stop plate 3a, and the first water stop piece 32 is connected to one side surface 22b of the protruding wall 22 (the right side surface in FIGS. 6 and 7) and the one side surface 22b. It is installed in a state where it is in contact with the side wall 22a of the outer wall which is adjacent and is substantially flush with the side surface 22b. In addition, the 2nd water stop piece 33,34 of the 1st water stop plate 3b shown in FIG. 6 is the lower surface side of the 2nd water stop piece 33 and the 3rd water stop piece 34 of the 1st water stop plate 3a. It is something that has been overlaid.
[0037]
In addition, when covering the junction part of the upper part and outer wall of a protrusion wall, each site | part of the 1st and 2nd water stop plate which overlaps on the upper end surface of a protrusion wall and the outer wall surface adjacent to this upper end surface is 1st. Although the water stop plate is described below and the second water stop plate is overlapped on the upper side, the present invention is not limited to this, and the second water stop plate is first attached to the outer wall and the protruding wall. You may make it a 1st water stop plate overlap on top.
Moreover, the structure which performs the water stop of the protruding wall upper part joined to the outer wall and the outer wall is such that the water blocking plate has the above-mentioned shape, and the outer wall surface of the outer wall adjacent to the upper end surface of the protruding wall. And the connecting portions between the both side surfaces of the upper portion of the projecting wall and the outer wall surfaces of the outer walls adjacent to the both side surfaces, the first and the first ones other than those described in the above embodiment Of course, it may be realized by a combination of two water stop plates.
Moreover, the size of the water stop plate and the like are arbitrary, and other specific configurations can of course be changed as appropriate.
[0040]
【The invention's effect】
According to the invention of claim 1, wherein, as the protruding wall, the external corner of the wall, and one wall surface of the wall one side constitutes the external corner portion flush, and other aspects However, even if it is a structure that is joined so as to be substantially orthogonal to the other of the wall surfaces constituting the protruding corner portion, the joint portion between the protruding wall upper portion and the protruding corner portion is the two water stoppages. It is covered with a plate, and water permeation to these joint portions can be prevented. That is, when the protruding wall is a balcony or a side wall of a bay window that is attached to the outer wall substantially orthogonal to the outer wall, a water stop plate is attached to a joint portion between the upper portion of the protruding wall and the sleeve wall. Only, the water stop process of the junction part of the upper part of a wall surface protrusion wall and an outer wall can be performed easily.
[0041]
According to the second aspect of the present invention, even if the protruding wall has a structure in which both side surfaces are joined to the central portion of the outer wall so as to be substantially orthogonal to the outer wall surface of the outer wall, A joint portion with the outer wall is covered with the two water stop plates, and water permeation to these joint portions can be prevented. That is, when the protruding wall is a balcony or a side wall of a bay window that is attached to the outer wall substantially orthogonal to the outer wall, a water stop plate is attached to a joint portion between the upper portion of the protruding wall and the sleeve wall. Only, the water stop process of the junction part of the upper part of a wall surface protrusion wall and an outer wall can be performed easily.
[Brief description of the drawings]
FIG. 1 is a view showing a water stop structure of an embodiment to which the present invention is applied.
FIG. 2 is a view showing first and second water stop plates before being attached to a protruding wall in the water stop structure of FIG. 1;
FIG. 3 is a view showing an example of a water stop plate according to the present invention.
FIG. 4 shows a first modification of a water stop structure to which a water stop plate is attached.
FIG. 5 is a view showing a state before a water stop plate is attached in the water stop structure shown in FIG. 4;
FIG. 6 shows a second modification of the water stop structure to which the water stop plate is attached.
7 is a view showing a state before the water stop plate is attached in the water stop structure shown in FIG. 6. FIG.
[Explanation of symbols]
1, 1A, 1B Outer wall 1a Outer wall surface 2, 21, 22 Protruding walls 2a, 21a, 22a Upper end surface 2b One side surface 2c Other side surface 3a First water stop plate (water stop plate)
3b Second water stop plate (water stop plate)
10, 10A Water-stop structure 11 Sleeve wall 11a Front end surface (end surface)
11b side surface 13 protruding corner portion 13a outer wall surface 13b outer wall surface 13c outer wall surface 21b side surface 22b one side surface 31 notched portions 31a, 31b side portion 32 first water stop piece 33 second water stop piece 34 third water stop piece

Claims (2)

The first water stop piece having a plate shape and provided with a substantially L-shaped notch at the corner portion and two sides of the substantially L-shaped notch portion of the first water stop piece, respectively, Use two water-stop plates provided with plate-like second water-stop pieces and third water-stop pieces that are erected so as to be substantially orthogonal to the water-stop pieces and joined substantially orthogonally to each other. Thus, the upper end surface and both side surfaces of the upper portion of the projecting wall that are joined to the outer wall surface of the outer wall so as to be substantially orthogonal to the outer wall from the middle of the outer wall in the vertical direction are adjacent to the upper end surface and the both side surfaces. A water-stop structure in which a joint portion between the outer wall and the outer wall surface is covered,
The protruding wall is configured such that one side surface thereof is flush with one of the wall surfaces constituting the protruding corner portion, and the other side surface forms the protruding corner portion at the protruding corner portion of the wall. It is joined so as to be substantially orthogonal to the other of the wall surfaces,
One water stop plate of the two water stop plates has a substantially orthogonal portion between the first water stop piece and the second water stop piece between the upper end surface of the protruding wall and the outer wall surface of the outer wall adjacent to the upper end surface. By being arranged along the joint portion, the first water stop piece is brought into contact with the outer wall surface of the outer wall, the second water stop piece is brought into contact with the upper end surface, and the third water stop piece is projected. Installed in contact with the other side of the wall,
In the other water stop plate, the first water stop piece is in contact with one side surface of the protruding wall and the outer wall surface substantially flush with the one side surface, and the second water stop piece is adjacent to the upper end surface. The second water stop piece of the first water stop plate is overlapped with the first water stop piece of the first water stop plate that is in contact with the outer wall surface of the outer wall, and the third water stop piece is in contact with the upper end surface. Water-stop structure, characterized in that it is attached in a state of being overlaid on the water. The first water stop piece having a plate shape and provided with a substantially L-shaped notch at the corner portion and two sides of the substantially L-shaped notch portion of the first water stop piece, respectively, Use two water-stop plates provided with plate-like second water-stop pieces and third water-stop pieces that are erected so as to be substantially orthogonal to the water-stop pieces and joined substantially orthogonally to each other. Thus, the upper end surface and both side surfaces of the upper portion of the projecting wall that are joined to the outer wall surface of the outer wall so as to be substantially orthogonal to the outer wall from the middle of the outer wall in the vertical direction are adjacent to the upper end surface and the both side surfaces. A water-stop structure in which a joint portion between the outer wall and the outer wall surface is covered,
The protruding wall is joined to the central portion of the outer wall so that both side surfaces are substantially orthogonal to the outer wall surface of the outer wall,
One water stop plate of the two water stop plates has a substantially orthogonal portion between the first water stop piece and the second water stop piece between the upper end surface of the protruding wall and the outer wall surface of the outer wall adjacent to the upper end surface. By being disposed along the joint portion, the first water stop piece is brought into contact with the outer wall surface of the outer wall, the second water stop piece is brought into contact with the upper end surface, and the third water stop piece is projected. Installed in contact with one side of the wall,
The other water stop plate has a substantially orthogonal portion between the first water stop piece and the third water stop piece along a substantially orthogonal portion between the first water stop piece and the second water stop piece of the first water stop plate. The first water stop piece is placed on the first water stop plate of the one water stop plate so as to overlap the outer wall surface of the outer wall adjacent to the upper end surface, and the second water stop piece. Is attached in a state of being in contact with the other side surface of the protruding wall.

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