JP3863131B2 - Waterproof layer rising edge protection structure and protective metal fittings. - Google Patents

Description

  TECHNICAL FIELD The present invention relates to an end protection structure for a waterproof layer extended to a wall surface on a rooftop of a building, etc., and a protective metal fitting that can be used for various other uses.

As a protection structure for rising of a waterproof layer extended to the peripheral wall of the roof and other wall surfaces, a structure as shown in FIG. 6 is conventionally known.
In the figure, 1 is a concrete floor surface on the roof, 2 is a wall surface formed around the roof, 3 is a waterproof layer, and this waterproof layer 3 is extended from the concrete floor surface 1 and a rising portion 4 is formed on the wall surface 2. ing.
A first metal fitting 5 is provided at the end of the rising portion 4, and the first end is clamped and fixed between the first metal fitting 5 and the wall surface 2 by a screw. A seal member is attached to the end portion of the rising portion 4 and the joining end surface of the first metal fitting 5 to form a first seal 6.

Reference numeral 7 denotes a second metal fitting that shields and protects the first seal and its vicinity, and is fixed to the wall surface 2 via a rubber packing 8 as a sealing means.
In this way, the double seal is applied to the end portion of the rising portion 4 in the wall surface 2 of the waterproof layer 3. Such a double seal is indispensable to protect the sealing of the end portion of the rising portion 4 from a large amount of rainwater, ultraviolet rays, and solar heat transmitted on the wall surface. If only the first seal 6 is provided alone without providing the second metal fittings as a means, the weather resistance of the first seal 6 part is significantly reduced, and the seal part deteriorates in a very short time and rainwater enters. Resulting in.
JP-A-2-285139

However, the conventional technique has the following disadvantages.
In the protective structure shown in FIG. 7, first, the end of the rising portion 4 of the waterproof layer 3 is fixed to the concrete wall surface 2 by the first metal fitting 5 to form the first seal 6, and then the second metal fitting 7 is used as the sealing means. There are problems in terms of construction cost and construction efficiency such that two steps are required to be fixed to the wall surface 2 via the rubber packing 8 and the metal fittings to be used are also two members.
In the actual construction of the protective structure shown in FIG. 7, a manufacturer specializing in waterproofing work is responsible for laying the waterproof layer, and the end of the rising part 4 of the waterproof layer 3 is fixed to the concrete wall 2 by the first metal fitting 5. 1 The seal 6 is formed and the waterproofing work is completed. After this, it is treated as a completely different type of work that is separated from the waterproofing work. After the completion of the waterproofing work, a contractor other than the manufacturer specializing in waterproofing works through the rubber packing 8 using the second metal fitting 7 as a sealing means. The work to fix to the wall surface 2 is in charge.
However, if the construction is divided in this way, not only inconveniences such as a delay in construction period and an increase in construction cost occur, but also there is a possibility that the safety of waterproofing cannot be ensured. That is, the work of attaching the rubber packing 8 or the like using the second metal fitting 7 for protecting the first seal 6 as a sealing means is an important part of the waterproofing work. However, it is only in charge of this that the safety of waterproofing can be ensured.

The present invention is a protective structure provided on the rising wall surface to protect against the rainwater, ultraviolet rays, solar heat, etc. of the rising portion of the waterproof layer extending from the floor surface to the wall surface, and the rising end portion of the waterproof layer on the wall surface A protective bracket for fixing and shielding the end portion and the vicinity thereof to prevent deterioration due to intrusion of rainwater or ultraviolet rays, sunlight, etc., a rising portion of the waterproof layer covered by the protective bracket, and the rising A locking member for fixing the portion to the wall surface, and the protection member includes a sealing material holding portion formed of a groove portion opened to the wall surface side so that the sealing material to be filled comes into contact with the wall surface and the like, and a waterproof layer rising end portion the consists of a cover portion for covering between the wall and the connecting portion of the both located in the middle between the cover portion and the sealing member holding part in contact with the wall surface, the engagement Fitting a hemispherical pressing head is pressed against the rising portion of the waterproof layer consists of a plate equipped with claw portions to be engaged to the rising portion of the waterproof layer, the opening surface of the groove constituting the sealing member holding unit And the connecting portion is formed on the same plane, and the waterproof layer rises on the wall surface so that the opening surface of the groove portion that holds the sealing material is also in contact with the wall surface by abutting and fixing the connecting surface to the wall surface. It is an object of the present invention to solve the conventional problems by providing an end protection structure.

Further, in the waterproof layer rising end portion protection structure, the groove portion constituting the sealing material holding portion in the protective metal fitting is formed in a Y-shaped or U-shaped cross section , and the cover portion is directed outward from the wall surface side. And a cover plate that hangs down from the outer end of the top portion, and a drainer is hung from the outer end of the groove portion on the side opposite to the wall surface .

The present invention is also a protective metal fitting provided on the rising wall surface to cover the rising edge of the waterproof layer on the wall surface and the vicinity thereof and prevent deterioration due to intrusion of rainwater or ultraviolet rays, solar rays, etc. A sealing material holding portion comprising a groove opening on the wall surface side to bring the sealing material to be filled into contact with the wall surface, etc., a cover portion covering the waterproof layer rising end portion with the wall surface, and contacting the wall surface The sealing member holding part and the connecting part located between the cover part are configured so that the opening surface of the groove part constituting the sealing material holding part and the connecting part are on the same plane. And providing a protective bracket for the waterproof layer rising end portion so that the opening surface of the groove portion for holding the sealing material is also in contact with the wall surface by abutting and fixing the connecting surface to the wall surface. Serial is intended to solve the conventional problems.

Further, in the above protective metal fitting, the groove part constituting the sealing material holding part is formed in a Y-shaped or U-shaped cross section , and the cover part is inclined to the outside from the wall surface side and the top part. In some cases, the cover plate is suspended from the outer end of the groove portion, and the drain end is suspended from the outer end on the side opposite to the wall surface of the groove.

Further, in the protective metal fitting, the groove portion has a substantially Y-shaped cross section, and the connecting portion connects a lower opening end of the Y-shaped groove and a wall surface side end portion of the top portion of the cover portion. In some cases, it is formed so as to be able to abut on and have a required number of screw holes.

Still further, in the protective metal fitting, the groove portion has a substantially U-shaped cross section, and the connecting portion connects a lower opening end of the U-shaped groove and a wall surface side end portion of the top portion of the cover portion. There are cases where it is configured so as to be able to contact the wall surface and to have a required number of screw holes.

The protection of the rising edge of the waterproof layer on the wall surface can be realized by a simple operation of filling the protective fitting with a sealing material, pressing it against the wall surface and positioning it with screws, etc. Therefore, construction efficiency can be improved and construction cost can be reduced.
Moreover, since the construction is easy, the waterproof manufacturer can be in charge and the reliability related to waterproofing is improved.

  The protective metal fitting is formed into a predetermined length by extrusion molding of aluminum and is adjusted to a required length at a construction site or the like. The thickness of the aluminum material is preferably around 1 mm. The total length of the protective metal fitting is preferably about 40 mm, and the depth, that is, the distance from the wall surface position to the outer end of the metal fitting is preferably about 12 mm. By adopting such dimensions, it can be used for various places, and is particularly suitable for construction in places where the waterproof layer rise is low.

FIG. 1 is a partially cutaway cross-sectional view showing a waterproof layer rising end protection structure on a wall surface.
This protective structure protects the rising portion of the waterproof layer extending from the floor surface to the wall surface from rainwater, ultraviolet rays, solar heat, etc. In the figure, 20 fixes the rising end portion 31 of the waterproof layer 3 to the concrete wall surface 2. At the same time, it is a protective metal fitting for shielding the end portion 31 and the vicinity thereof to prevent deterioration due to intrusion of rainwater or ultraviolet rays, sunlight rays or the like. Reference numeral 40 denotes a locking metal fitting for fixing the rising portion of the waterproof layer covered with the protective metal fitting 20 to the wall surface 2. Reference numeral 50 denotes a sealing material that is held by the protective metal fitting 20 and contacts the wall surface 2. The protective metal fitting 20 and the locking metal fitting 40 are each fixed to the wall surface 2 with screws.

2 is a partially cutaway perspective view of the protective metal fitting 20, and FIG. 3 is a cross-sectional view thereof. As shown in the drawing, the protective metal fitting 20 includes a sealing material holding portion 21 for bringing a sealing material to be filled into contact with a wall surface, a cover portion 22 covering a waterproof layer rising end portion with the wall surface, The sealant holding part 21 and the cover part 22 are located between the two connecting parts 23.
The sealing material holding portion 21 is configured by a groove portion having a Y-shaped cross section that opens to the side facing the wall surface, and the cover portion 22 has a top portion 22a that is inclined outward from the wall surface side and an outer end of the top portion 22a. A drain plate 21a is suspended from the outer end of the groove 21. The cover plate 22b is suspended from the cover plate 22b. The connecting portion 23 is formed with a screw insertion hole 23a. In this embodiment, the protective metal fitting 20 is formed in a predetermined long shape by extrusion molding of an aluminum material, and is adjusted to a required length at the construction site according to the situation of the construction site. The protective metal fittings are connected to each other by fitting a joint plate (not shown) matched to the shape of the metal fitting into the back side (left side in FIG. 3) of the metal fittings.

  4 is a cross-sectional view of the locking fitting 40 shown in FIG. This locking metal fitting 40 comprises a hemispherical pressing head 40a pressed against the rising portion of the waterproof layer and a plate 40c provided with a claw portion 40b locked to the rising portion of the waterproof layer, as shown in FIG. The rising portion of the wall surface of the waterproof layer is fixed to the wall surface with screws. In this fixed state, the pressing head 40a and the claw portion 40b are pressed into the elastic waterproof layer portion and firmly hold the waterproof layer.

In FIG. 1, the actual construction is as follows. First, the rising portion of the wall surface of the waterproof layer 3 is fixed to the wall surface by the locking metal fitting 40, and then the groove 21 of the protective metal fitting 20 is filled with a sealing material, Secure to the wall with screws.

FIG. 5 is a partially cutaway sectional view showing another example of use of the protective metal fitting 20. In the figure, A is a rising portion on the wall surface of the waterproof layer 3. The exposed rising portion A is not only visually deteriorated due to dirt and fading due to secular change, but also there is a possibility that the waterproof performance may be hindered by the influence of rainwater, ultraviolet rays, and solar heat. In such a case, proper repair work can be realized by using the protective metal fitting 20. In other words, the waterproof layer rising portion A can be shielded by the protective metal fitting 20 and the board B sandwiched between the protective metal fitting 20 and the wall surface 2 to easily update the appearance and protect the waterproof layer rising portion. . The construction is completed by first attaching the protective metal fitting 20 to a required portion of the wall surface in the above-described procedure, and then inserting the board B between the wall surface 2 and the cover plate 22b.

FIG. 6 is a cross-sectional view showing another embodiment of the protective metal fitting 20. In this embodiment, the connecting portion 23 hangs down from the lower end (right end in the figure) of the groove portion 21 and is integrally connected to the cover plate 22 b, and the screw hole 23 a is formed in the connecting portion 23. Other configurations are the same as those shown in FIGS.

It is a partially cutaway sectional view showing a waterproof layer rising end protection structure on a wall surface. FIG. 3 is a partially cutaway perspective view of the protective metal fitting 20, and FIG. It is sectional drawing same as the above. It is sectional drawing of the latching metal fitting 40 shown in FIG. It is a partially cutaway sectional view showing another example of use of the protective metal fitting 20. It is sectional drawing which shows the other Example of the protective metal fitting 20. FIG. It is sectional drawing which shows a prior art example.

Explanation of symbols

A. . . . . . . 1. Waterproof coating structure . . . . . . 2. Concrete wall . . . . . . Waterproof layer 20. . . . . Protective bracket 21. . . . . Groove 22. . . . . Cover part 22a. . . . Top 22b. . . . Cover plate 23. . . . . Connecting part 31. . . . . Waterproof layer rising end 40. . . . . Locking bracket
50. . . . . Sealing material

Claims (4)

A protection structure provided on the rising wall surface to protect against rainwater, ultraviolet rays, solar heat, etc. of the rising portion of the waterproof layer extending from the floor surface to the wall surface, and fixing the rising end portion of the waterproof layer to the wall surface Protective metal fittings for shielding the edge and the vicinity thereof to prevent rainwater intrusion or deterioration due to ultraviolet rays, sunlight, etc., the rising part of the waterproof layer covered by the protective metal fitting, and the rising part on the wall surface With locking brackets to fix,
The protective metal fitting includes a sealing material holding portion formed of a groove opening on the wall surface side so that the sealing material to be filled comes into contact with the wall surface, a cover portion that covers the waterproof layer rising end portion between the wall surface, and a wall surface. contact with it and a connecting portion of the both located in the middle between the cover portion and the sealing member holding unit, the locking bracket and hemispherical pressing head is pressed against the rising portion of the waterproof layer, waterproof layer A plate having a claw portion that is locked to the rising portion of the sealing member, and the opening surface of the groove portion that constitutes the sealing material holding portion and the connecting portion are configured to be on the same surface, to the wall surface of the connecting surface A waterproof layer rising end portion protection structure on a wall surface, wherein an opening surface of a groove portion for holding a sealing material is also brought into contact with the wall surface by abutting and fixing . 2. The waterproof layer rising end protection structure according to claim 1, wherein the groove part constituting the sealing material holding part in the protective metal fitting is formed in a Y-shaped or U-shaped cross section , and the cover part is outward from the wall surface side. A waterproof layer rising end portion on the wall surface, characterized in that it is composed of a top portion inclined toward the top and a cover plate that hangs down from the outer end of the top portion, and a drainer is suspended on the outer end opposite to the wall surface of the groove portion. Protective structure. A protective fitting provided on the rising wall to cover the rising edge of the waterproof layer on the wall surface and the vicinity thereof and prevent deterioration due to the intrusion of rainwater or ultraviolet rays, sunlight rays, etc. A sealing material holding portion formed of a groove opening on the wall surface side so that the material abuts on the wall surface, a cover portion covering the waterproof layer rising end portion with the wall surface, and the sealing material holding portion in contact with the wall surface, The connecting portion is located between the cover portion and the opening portion of the groove portion that forms the sealing material holding portion and the connecting portion are configured to be on the same plane. A protective metal fitting for a waterproof layer rising end, wherein an opening surface of a groove for holding a sealing material is also brought into contact with the wall surface by abutting and fixing to the wall surface . The protective metal fitting according to claim 3, wherein the groove portion constituting the sealing material holding portion is formed in a Y-shaped or U-shaped cross section , and the cover portion is formed with a top portion that is inclined outward from the wall surface side. A protective metal fitting for a waterproof layer rising end, comprising a cover plate that hangs from the outer end of the top, and a drainer hanging from the outer end opposite to the wall surface of the groove.

Images