JP3992603B2 - Waterproof structure of the lower part of the veranda waist wall - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a waterproof structure for a drainage portion at the lower part of a veranda waist wall.
[0002]
[Prior art]
Usually, rainwater drainage on the veranda is generally performed by a drain. The number of drains is increased in proportion to the area of the veranda, but it is common to install two or more drains in order to avoid drain clogging even when one drain has sufficient drainage capacity.
[0003]
In some cases, an overflow pipe is provided in a waterproof rising wall portion of a balcony in which a waterproof sheet is pasted on the surface of a base material (see, for example, Patent Document 1).
[0004]
[Patent Document 1]
JP 2000-64415 A (FIG. 2)
[0005]
[Problems to be solved by the invention]
However, the above-described conventional example has a problem that, despite the narrow veranda, two or more ridges connected to the drain are required outside, which increases the cost and impairs the beauty.
[0006]
Further, as in Patent Document 1, in a structure in which a waterproof sheet is welded to an upper steel plate and a lower steel plate at a lower part of a veranda waist wall, an overflow pipe penetrating a waterproof rising portion of the veranda waist wall is installed to collect overflowed rainwater. Although it is possible to drain to the surface side of the waist wall, there is a problem that if the height from the floor of the veranda to the waterproof rise is small, it interferes with the upper steel plate or the lower steel plate and the overflow pipe cannot be installed. .
[0007]
The present invention solves the above-mentioned problems, and an object of the present invention is to allow an overflow pipe to be installed even when the height from the floor of the veranda to the waterproof rise is low, and a sufficiently narrow veranda at one drain. It is possible to avoid drain clogging by applying it to the drain, and only one ridge connecting to the drain is required, and it is intended to provide a waterproof structure for the lower part of the veranda waist wall that can reduce the cost and maintain the aesthetics. .
[0008]
[Means for Solving the Problems]
In order to achieve the above object, the waterproof structure of the lower part of the veranda waist wall according to the present invention includes an upper steel plate (3) provided at the lower part of the veranda waist wall (2 ) and the veranda floor wall (2 ) from the surface of the veranda floor (1). And a lower steel plate (4) extended in the lower part, and a waterproof structure for the lower part of the veranda waist wall in which a waterproof sheet (6) is welded or bonded to the upper steel plate (3) and the lower steel plate (4). A through hole (2b) is formed at a predetermined position on the lower part of the veranda waist wall (2) at the top of the waterproofing, and a part of the upper steel plate (3) corresponding to the through hole (2b) is divided into a cylindrical shape. overflow pipe section and (10a) and the waterproof sheet (10b) penetrates the veranda spandrel (2) to the divided upper steel plate through welding or glued hat waterproofing member (10) (3) (9) set only, said overflow pipe (9), the junction of the upper steel plate (3), the outer peripheral portion of the overflow pipe cylindrical portion (10a) of the waterproof member (10) (9) In Welding or with bonding, integrated waterproof sheet (10b) of the waterproof member (10) said upper steel plate (3) in the welding or bonding to further the outer peripheral ring-shaped backup member of the overflow pipe (9) ( 11) is attached and the overflow pipe (9) is inserted into the lower through-hole (2b) of the lower veranda waist wall (2) , and the upper steel plate (3) is fixed to the lower end of the veranda waist wall (2). the the upper steel plate (3) and the lower steel plate (4) and welded or adhered waterproof sheet (6), a waterproof sheet (10b) with overlapping by welding or bonding of the waterproof member (10), wherein The outer peripheral surface of the overflow pipe (9) inserted into the through hole (2b ) at the lower part of the veranda waist wall (2) , the backup material (11) , and the through hole (2b at the lower part of the veranda waist wall (2) ) Is filled with a sealing material (13) from the outside of the veranda waist wall (2) .
[0009]
Since the present invention is configured as described above, by providing an overflow pipe penetrating the veranda waist wall in the upper steel plate, the overflow pipe can be installed even when the height from the floor of the veranda to the waterproof rise is low. .
[0010]
In addition, when the waterproof pipe has a waterproof member that welds or bonds the joint between the overflow pipe and the upper steel plate and overlaps the waterproof sheet, the waterproof member waterproofs the joint between the overflow pipe and the upper steel plate. Performance and waterproof performance between the lower steel plate can be ensured.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of the waterproof structure of the lower part of the veranda waist wall according to the present invention will be specifically described with reference to the drawings. 1 and 2 are a cross-sectional explanatory view and a front explanatory view showing the configuration of the waterproof structure of the lower part of the veranda waist wall according to the present invention, and FIG. 3 is an exploded view showing the main part of the waterproof structure of the first embodiment. FIG. 4 is an exploded perspective view of an overflow pipe, an upper steel plate, and a waterproof member integrated in the first embodiment.
[0012]
First, the structure of 1st Embodiment of the waterproof structure of the lower part of the veranda waist wall based on this invention is demonstrated using FIGS. 1-4. 1 and 2, 1 is a veranda floor, and 2 is a veranda waist wall. On the veranda floor 1, a lower steel plate 4 having an L-shaped cross section made of a vinyl chloride steel plate extended from the veranda floor to the lower portion of the veranda waist wall 2 is laid.
[0013]
On the other hand, as shown in FIG. 3, an upper steel plate 3 having a Z-shaped cross section made of a vinyl chloride steel plate is provided on the lower steel plate 4 at the lower part of the veranda waist wall 2. A groove 2a for accommodating an upper piece 3a having an L-shaped cross section of the upper steel plate 3 is formed at a predetermined position below the veranda waist wall 2 to which the upper steel plate 3 is attached. As shown in FIG. The upper piece 3a of the upper steel plate 3 is accommodated in the groove 2a of the waist wall 2 and is fixed to the veranda waist wall 2 with screws 7 as shown in FIGS.
[0014]
The upper steel plate 3 and the lower steel plate 4 are made of a vinyl chloride steel plate coated with vinyl chloride on the surface of the steel plate, and a resin waterproof sheet 6 is welded from the upper steel plate 3 to the lower steel plate 4. The upper end portion of the waterproof sheet 6 is laid and welded on the upper surface of the upper piece 3a of the upper steel plate 3 in the groove portion 2a of the veranda waist wall 2, and the caulking material 8 is filled in the groove portion 2a.
[0015]
A through hole 2b is formed at a predetermined position in the lower part of the veranda waist wall 2 at the upper part of the waterproof standing, and a part of the upper steel plate 3 corresponding to the through hole 2b is divided into a predetermined length as shown in FIG. Has been.
[0016]
And the overflow pipe 9 which consists of a vinyl chloride steel pipe or a vinyl chloride pipe is integrally provided in the waterproof standing piece 3b of the divided | segmented upper steel plate 3 via the waterproof member 10 shown in FIG. A tube 9 is inserted into the through hole 2 b of the veranda waist wall 2 and penetrates the veranda waist wall 2.
[0017]
As shown in FIGS. 3 and 4, the integrated structure of the upper steel plate 3 and the overflow pipe 9 of the present embodiment includes a cylindrical portion 10 a made of a vinyl chloride pipe and a substantially semicircular waterproof sheet 10 b made of resin. The joint portion of the overflow pipe 9 and the upper steel plate 3 is welded and integrated via the welded hat-type waterproof member 10, and the flange portion of the waterproof sheet 10 b of the waterproof member 10 overlaps the waterproof sheet 6. It is configured to ensure waterproof performance.
[0018]
That is, as shown in FIGS. 3 and 4, the cylindrical portion 10 a of the waterproof member 10 is inserted into the through hole 3 c formed in the waterproof rising piece 3 b of the upper steel plate 3 in advance at a factory or the like, and at the outer peripheral portion of the overflow pipe 9. The overflow pipe 9 and the cylindrical portion 10a are welded in a watertight manner, and the central portion of the waterproof sheet 10b is welded in a watertight manner to the waterproof rising piece 3b of the upper steel plate 3 to be integrally manufactured. I can do it.
[0019]
At the site, a ring-shaped backup material 11 is attached to the outer periphery of the overflow pipe 9, the overflow pipe 9 is inserted into the through hole 2 b of the veranda waist wall 2, and the upper steel plate 3 is inserted into the veranda waist wall 2 with screws 7. After fixing, both sides of the waterproof sheet 10b are welded to the waterproof rising piece 3b of the upper steel plate 3 in a watertight manner.
[0020]
The welding of the upper steel plate 3, the overflow pipe 9 and the waterproof member 10 may be made in advance at a factory or the like and brought to the site, or each joint portion of the upper steel plate 3, the overflow pipe 9 and the waterproof member 10 at the site. May be welded.
[0021]
Further, as shown in FIG. 1, the lower part of the hat-type waterproof sheet 10b is laid on the lower steel plate 4 and welded in a watertight manner, and the waterproof sheet 6 is further overlapped on the upper surface of the waterproof sheet 10b. Then, the waterproof sheet 10b and the waterproof sheet 6 are welded in a watertight manner. On the waterproof sheet 6, a resin waterproof sheet 12 laid on the upper surface of the veranda floor 1 is overlapped and welded in a watertight manner.
[0022]
Further, the upper piece 3a of the upper steel plate 3 is inserted into the groove 2a of the veranda waist wall 2, and the caulking material 8 is filled with the waterproof sheet 6 laid on the upper piece 3a. Further, a sealing material 13 is filled from the outside of the veranda waist wall 2 between the outer peripheral surface of the overflow pipe 9 inserted through the through hole 2b of the veranda waist wall 2, the backup material 11 and the inner wall surface of the through hole 2b.
[0023]
In the sheet waterproofing method for the veranda waist wall 2, an upper steel plate 3 for fixing the waterproof sheet 6 is installed on the waterproof rising portion of the veranda waist wall 2. Usually, a welding allowance of about 40 mm to 50 mm is required for welding the waterproof sheet 6 and the upper steel plate 3, but an overflow pipe 9 having an outer diameter of about 30 mm to 50 mm is integrated with the waterproof rising piece 3 b of the upper steel plate 3. Thus, the overflow pipe 9 can be installed even when the height from the floor of the veranda to the waterproof rise is low.
[0024]
Both ends of the upper steel plate 3 to which the overflow pipe 9 is attached can be connected continuously by making the same cross section with other upper steel plates 3 continuous thereto. It should be noted that the joints such as the overflow pipe 9, the upper steel plate 3, the waterproof member 10, and the waterproof sheet 6 may be watertightly bonded using an adhesive instead of welding.
[0025]
With the above configuration, the overflow pipe 9 can be easily installed even when the height from the floor of the veranda to the waterproof rise is low, and it can be applied to a sufficiently narrow veranda at one drain to avoid drain clogging. , And only one bottle connected to the drain, it is possible to reduce costs and maintain aesthetics.
[0026]
【The invention's effect】
Since the present invention has the above-described configuration and operation, an overflow pipe can be installed even when the height from the floor of the veranda to the waterproof rise is low, and it can be applied to a sufficiently narrow veranda at one drain. Clogging of the drain can be avoided, and only one hook connected to the drain is required, and a waterproof structure for the lower part of the veranda waist wall that can reduce costs and maintain aesthetics can be provided.
[0027]
That is, by providing the overflow pipe passing through the veranda spandrel the upper steel plate, it is possible to install an overflow pipe, even if a low height from the veranda floor surface to waterproof rising.
[0028]
Further, if it has a waterproof member that overlaps the waterproof sheet with welded or bonded joints between the overflow pipe and the upper steel plate, waterproof performance and lower junction of the overflow pipe and the upper steel plate by waterproof member The waterproof performance between the steel plates can be ensured.
[Brief description of the drawings]
FIG. 1 is an explanatory cross-sectional view showing a configuration of a first embodiment of a waterproof structure for a lower portion of a lanai waist wall according to the present invention.
FIG. 2 is a front explanatory view showing the configuration of the first embodiment of the waterproof structure of the lower part of the veranda waist wall according to the present invention.
FIG. 3 is an exploded perspective view showing a main part of the waterproof structure of the first embodiment.
FIG. 4 is an exploded perspective view of an overflow pipe, an upper steel plate, and a waterproof member integrated in the first embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Veranda floor 2 ... Veranda waist wall 2a ... Groove part 2b ... Through-hole 3 ... Upper steel plate 3a ... Upper piece 3b ... Waterproof rising piece 3c ... Through-hole 4 ... Lower steel plate 4a ... Waterproof rising piece 6 ... Waterproof sheet 7 ... Screw 8 ... Caulking material 9 ... Overflow pipe
10 ... Waterproof material
10a ... Cylindrical part
10b ... tarpaulin
11… Backup material
12 ... tarpaulin
13 ... Sealing material

Claims (1)

Has a veranda spandrel (2) an upper steel plate provided in the lower part (3), and a veranda floor (1) said from surface veranda spandrel (2) lower steel plates that extend into the lower (4), the upper steel plate ( 3) and a waterproof structure of the lower part of the veranda waist wall in which a waterproof sheet (6) is welded or bonded to the lower steel plate (4)
A through hole (2b) is formed at a predetermined position of the waterproof rising upper part at the lower part of the veranda waist wall (2), and a part of the upper steel plate (3) corresponding to the through hole (2b) is divided into a cylindrical part. overflow tube (10a) and the waterproof sheet and (10b) penetrates the veranda spandrel (2) to the divided upper steel plate through welding or glued hat waterproofing member (10) (3) ( 9) set the,
The overflow pipe (9), the junction of the upper steel plate (3) has a cylindrical portion (10a) with welded or adhered to the outer peripheral portion of the overflow pipe (9) of the waterproof member (10), The waterproof sheet (10b ) of the waterproof member (10) is integrated by welding or bonding to the upper steel plate (3) ,
Further with attached ring backup member (11) inserted through the overflow pipe (9) on the veranda spandrel (2) in the lower portion of the through-holes (2b) on the outer periphery of the overflow pipe (9), the upper The steel plate (3) is fixed to the lower part of the veranda waist wall (2) ,
Wherein the upper steel plate (3) and the lower steel plate (4) and welded or adhered waterproof sheet (6), a waterproof sheet (10b) with overlapping by welding or bonding of the waterproof member (10), the veranda The outer peripheral surface of the overflow pipe (9) inserted into the through hole (2b ) at the lower part of the waist wall (2) , the backup material (11) , and the through hole (2b) at the lower part of the veranda waist wall (2 ) A waterproof structure for the lower part of the veranda waist wall, characterized in that a sealing material (13) is filled between the inner wall surface of the veranda waist wall (2) from the outside .

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