JP2579268B2 - Protection method and protection structure for the rising part of the waterproof layer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and a structure for protecting a rising portion of a waterproof layer provided on a roof of a building.

[0002]

2. Description of the Related Art A waterproof layer is formed on a flat roof of a building by asphalt or the like, and a protective layer formed of concrete is formed on the upper surface of the waterproof layer to protect the waterproof layer from direct sunlight, wind and rain. I have. In addition, at the rising portion of the parapet or the like, a waterproof layer is raised along the parapet or the like, and a panel material, a brick, or the like is attached to the outer surface of the raised waterproof layer. Japanese Patent Laid-Open Publication No. Hei 1-210562 proposes that the panel material is fitted and supported by an upper holder fixed to a parapet and a lower holder fixed to floor concrete. .

[0003]

However, the above-mentioned conventional fitted and supported panel material requires sufficient dimensional accuracy, and the joint is formed in a special shape (for example, a joint, a real body, etc.). Unless it is processed, the construction cannot be performed successfully. Therefore, there is a strong demand for a method or structure for protecting a waterproof layer that can be constructed in a short period of time without requiring skill. The present invention has been proposed in view of the above, and an object of the present invention is to provide a completely dry-type construction method and a simple protection structure that can shorten the construction period and save labor.

[0004]

Means for Solving the Problems In order to achieve the above object, an invention according to claim 1 is a method for protecting a waterproof layer laid on a rising portion of a building, comprising a step of laying a waterproof layer, At least a step of attaching a parting edge having an opening groove that opens to the rising portion, and a step of attaching a skirt material to the holding concrete, wherein the opening groove of the parting edge has a predetermined toughness and is formed of an elastic body. Along with attaching a joiner for connecting the side edges of the panel material, the lower portion of the panel material is fixed to a skirt material, so that the panel material is disposed on the front side of the rising portion of the waterproof layer. This is a protection method for the rising part of the waterproof layer. Also,
The invention according to claim 2 is a protection structure for a waterproof layer laid on a rising portion of a building, wherein the waterproof layer has a downward opening groove and is disposed between a parting edge provided on an outer surface of the rising portion and a waterproof layer rising portion. And a joiner for connecting side edges of a panel material formed of an elastic body, wherein the joiner is mounted in an opening groove of the parting edge, and a panel is provided. A protection structure for a rising portion of a waterproof layer, wherein a material is indirectly supported on a parting edge.

[0005]

The upper edge portion of the joiner that connects the side edges of the panel material made of an elastic body can be attached to the opening groove that opens downwardly at the parting edge provided at the rising portion of the waterproof layer, and the panel material is joined by the joiner. Can be disposed without directly fitting the parting edge.

[0006]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to an embodiment shown in the drawings. FIG. 1 is a longitudinal sectional view of the vicinity of a waterproof layer rising portion constructed according to the present invention.

The method for protecting the rising portion of the waterproof layer according to the present invention comprises a panel member 1, a joiner 2 for connecting the side edges of the panel member 1, and a parting edge 3 for supporting the upper edge of the joiner 2.
And a skirt member 5 for supporting the lower edge of the panel member 1 against the concrete 4.

The panel member 1 is an aluminum composite panel having a sandwich structure in which an aluminum plate is bonded to both sides of a plate made of, for example, foamed polyethylene with an epoxy adhesive. The panel material 1 made of this aluminum composite panel is
Since it is not a brittle material such as a cement board but an elastic material having a predetermined toughness, it is extremely light, has excellent impact resistance, and has a good appearance. The panel material 1 has, for example, a total thickness of about 12 mm, and is used by appropriately cutting a standard product manufactured to a predetermined size or a rectangular fixed product of about 1800 × 900 mm in length and width.

The joiner 2 is, for example, an aluminum mold member having a pair of grooves 6 in a lateral direction so that the side edges of the panel member 1 can be inserted. That is, according to the embodiment shown in FIG. 2, a pair of inner wall portions 7 are extended from the substrate 8 at a substantially right angle at a predetermined interval, and the front end of each inner wall portion 7 is substantially parallel to the substrate 8. The edge plates 9 are respectively extended outward. Therefore,
A groove 6 that opens horizontally is formed between the substrate 8 and the edge plate 9. The width of the groove 6 is almost equal to the total thickness of the panel material 1 described above, and the side edge of the panel material 1 can be mounted in the groove 6. At the bottom of the concave portion 10 formed between the inner wall portions 7 and having a front opening, that is, at the center of the substrate 8, a fastening screw for using a body edge 11 described later can be stopped.

The parting edge 3 is an aluminum mold material which is fixed to a standing frame A such as a parapet in a substantially horizontal direction, and is provided with an upper end portion of a joiner 2 to which a panel material 1 is fitted. It has an opening groove 12 that opens downward.

According to the embodiment shown in FIG.
Is a fastening portion 13 having a substantially C-shaped cross section and an inclined drainage portion 1.
4 and the opening groove 12. That is, the fastening part 1
The upper plate piece 16 is extended from the upper edge of the fastening plate 15 constituting the third plate 3 with a gentle downward inclination, and the lower plate piece 17 is extended from the lower edge of the fastening plate 15 with a gentle downward inclination. At the tip of the upper plate piece 16, a downwardly-facing upper locking piece 18 that extends toward the fastening plate 15 is extended, and at the tip of the lower plate piece 17, after rising once, A lower locking piece 19 that extends toward the fastening plate 15 extends. Therefore, the fastening portion 13
Is formed with a drain gutter 20 having the lower plate piece 17 as a bottom plate.

The draining portion 14 is extended from the middle of the lower locking piece 19, that is, from the vicinity of bending inward, through a gentle downward slope. Then, the opening groove 12 is formed on the lower surface side of the draining portion 14. The opening groove 12 is provided in the draining section 1.
4 is formed by an outer piece 21 hanging from the tip of the outer piece 21 and an inner piece 22 hanging from the lower surface of the draining section 14 by providing a predetermined inner law inside the outer piece 21. According to the illustrated embodiment, the tapered portion 21 is formed inside the lower end of the outer piece 21.
a, the inner piece part 22 is bent at the height of the lower end of the outer piece part 21 to provide the inclined step part 22a, and the width of the drain groove 14 side of the opening groove 12 is slightly widened. The distance between the extension of the inner side surface of the outer piece portion 21 and the outer side surface below the inclined step portion 22a is made substantially equal to the thickness of the joiner 2 on which the panel member 1 is mounted.

Accordingly, when the joiner 2 for mounting the panel member 1 is inserted into the opening groove 12 from below, the panel member 1 is indirectly supported by the parting edge 3 via the joiner 2. When the panel material 1 and the joiner 2 are inserted, the taper portion 21a is provided inside the outer piece portion 21 and the inclined step portion 22a is provided in the middle of the inner piece portion 22, so that the panel material 1 and the joiner 2 are provided. 2 can be inserted obliquely, and the work becomes extremely easy.

The above-mentioned parting edge 3 is fixed to a frame A such as a parapet by a fastening means 23 such as a curl plug and a stainless screw or an anchor bolt.

The skirt material 5 for fastening the lower edge of the panel material 1 is a substantially L-shaped aluminum cross-section having a bottom plate portion 24 and an upright plate portion 25, and includes a curl plug and a stainless steel screw. Alternatively, it is fixed to the holding concrete 4 cast on the upper surface of the waterproof layer by fixing means 26 such as anchor bolts. The skirt member 5 shown in FIG. 4 is provided with a rib 24a on the lower surface side of the bottom plate portion 24 to facilitate the use of an adhesive or a sealant.

Further, in the embodiment shown in FIG.
Is directly fixed to the skirt member 5 by a fixing means 27 such as a tapping screw, but may be fixed to the skirt member 5 through a pressing edge 28 as shown in FIG. The pressing edge 28 is provided with a mounting piece 29 which is fixed to the front surface of the skirt material 5.
And a bottom piece 30 extending laterally from an upper edge of the mounting piece 29.
And a presser piece 31 rising from the tip of the bottom piece 30. In the bottom piece 30 of the pressing edge 28, a support portion 32 for supporting the lower end of the panel material 1 is protruded at an intermediate portion, and a drain groove 33 is formed by gently inclining the outside of the support portion 32 downward. . Further, the inside of the upper end portion of the pressing piece 31 of the pressing edge 28 is slightly thickened to form a close contact portion 31a.
The distance between the end surface of the close contact portion 31a and the mounting surface of the mounting piece 29 is the thickness of the panel material 1 and the thickness of the substrate 8 of the joiner 2.
It is almost equal to the sum of the thicknesses.

Further, in the present invention, the middle of the joiner 2 can be fixed by using the body edge 11. This torso 11
Is a fixing piece 34 made of, for example, a crank-shaped aluminum member as shown in FIG.
And a holding piece 35 for holding the gap, and a receiving piece 36 for receiving the joiner 2.

When the body edge 11 is used, the above-mentioned joiner 2 is used with its inside and outside reversed. That is,
As shown in FIG. 7, the substrate 8 of the joiner 2 is brought into close contact with the receiving piece 36 of the body edge 11, and the tapping screw 3
7 is screwed in to fix the joiner 2 to the rim 11. Further, the upper end of the joiner 2 may be fixed to a portion of the parting edge 3 which is in contact with the outer surface below the inclined step portion 22a by using a tapping screw 37 (FIG. 8).

Next, a method of protecting the rising portion of the waterproof layer using the above-described members will be described. First, an asphalt waterproofing layer is formed on, for example, a roof slab, and its tip is raised along the outer wall surface of the parapet. In addition, pressing concrete 4 is cast on the upper surface of the waterproof layer and cured.

The parting edge 3 is extended laterally so as to press down the upper end of the rising part B of the waterproof layer, and the parting edge 3 is fixed by a fastening means 23 such as a curl plug and a stainless screw or an anchor bolt. To the skeleton A such as a parapet.

The skirt material 5 corresponding to the parting edge 3
Is fixed to the holding concrete 4 by a fixing means 26 such as a curl plug and a stainless screw or an anchor bolt. Incidentally, an adhesive 38 and the like are used in combination as needed. Further, if necessary, the skirt member 5 may be provided with the ridge 28 at this stage.

Next, the joiner 2 is fitted to the side edge of the panel material 1, in other words, the upper edge of the joiner 2 is cut off at the opening groove of the edge 3 so that the side edges of the panel material 1 are connected by the joiner 2. 12, the joiner 2 is fitted into the opening groove 12, and the side edge of the panel material is attached to the joiner 2.

Then, the lower edge of the panel material 1 is fixed to the upright portion 25 of the skirt material 5 by fastening means 27 such as tapping screws, or is dropped into a pressing edge 28 previously fixed to the skirt material 5. Alternatively, the ridge 28 is applied to the lower edge of the panel material 1, and the ridge 28 is fastened to the skirt material 5 by fastening means 39 such as tapping screws, thereby supporting the panel material 1.

When the panel material 1 is supported by the ridge 28, a space, that is, a drain groove 33 is formed between the lower end of the panel material 1 and the bottom piece 30, and it is possible to drain the water laterally through the drain groove 33. Since it is possible, it is very unlikely that rainwater permeates from the lower end of the panel material 1.

Next, the parting edge 3 is subjected to a water stopping process. That is,
The sealing is performed so that rainwater does not enter the inside of the waterproof layer B from between the parapet and the parting edge 3 or from around the fastening means 23 such as stainless steel screw fastening the parting edge 3. .

According to the embodiment shown in FIG. 9, the water stopping process utilizes a packing material 40 having air permeability in the fastening portion 13 of the parting edge 3, and the upper locking piece 18 and the lower locking piece 19. The packing material 40 is sealed with a sealing material 41 by hanging the surface side of the packing material 40 from the parapet to the draining portion 14. The upper end of the waterproof layer B is asphalt-sealed. A space 42 is formed inside the sealing material 41 and above the parting edge 3. Further, a hydrophobic skin may be provided on the surface of the packing material 40.

Further, according to the embodiment shown in FIG. 10, a packing material 44 having air permeability in the vertical direction and having a hydrophobic skin 43 on the surface is attached to the fastening portion 13 of the parting edge 3 by an upper locking piece. A sealing material 45 is filled between the parapet and the upper plate piece 16 of the parting edge 3 by fitting into the inside of the fastening portion 13 using the lower locking piece 18 and the lower locking piece 19. In addition, the sealing material 4
A space 46 is formed inside the part 5 and above the parting edge 3. The upper end of the waterproof layer B is asphalt-sealed.

Further, according to the embodiment shown in FIG. 11, the head of the fastening means 23 passed through the fastening portion 13 of the parting edge 3 is sealed with a sealing material 47, and the upper plate piece 16 of the parting edge 3 is sealed. A sealing material 48 is filled between the seal and the parapet.
A space 49 is formed inside the sealing material 48 and above the parting edge 3. The upper end of the waterproof layer B is asphalt-sealed.

In any of the above-described embodiments, even if rainwater infiltrates into the inside of the sealing material due to cracking of the parapet, etc., this rainwater is guided laterally by the cutting edge 3 and the joint portion of the cutting edge 3 is formed. And the rainwater does not reach the back side of the waterproof layer B.

FIG. 12 shows another embodiment of the parting edge 3.
In this embodiment, the opening groove 12 is provided above the fastening portion 13.
Is located. That is, the opening groove 12 is formed by extending the width plate portion 50 in a substantially horizontal direction from the upper edge of the fastening plate 15, raising the inner piece portion 22 from the tip of the width plate portion 50, and An inclined step portion 22a is provided in the middle stage, a top plate portion 51 is extended substantially horizontally outward from the upper end of the inner piece portion 22, and the outer piece portion 21 is hung down from the tip of the top plate portion 51. . The distance between the extension of the inner side surface of the outer piece portion 21 and the outer side surface below the inclined step portion 22a is made substantially equal to the thickness of the joiner 2 on which the panel member 1 is mounted. The outer piece 2
A tapered portion 21a is provided on the inside of the lower end of 1.

Therefore, the panel material 1 and the joiner 2 are
When the panel material 1 is inserted into the opening groove 12 from below, the panel material 1 is supported by the parting edge 3 via the joiner 2. When inserting the panel material 1 and the joiner 2, the outer piece 21
Since the tapered portion 21a is provided inside the inside and the inclined step portion 22a is provided in the middle of the inner piece portion 22, the panel member 1 and the joiner 2 can be inserted obliquely, and the work becomes extremely easy. . The joiner 2 is set in the state shown in FIG. 7, and the upper end portion of the joiner 2 is
The second surface may be fixed using a tapping screw 37.

The parting edge 3 as described above can be applied to the protection of a parapet to which a cap is mounted and a waterproof layer rising portion using a draining plate separately.

As described above, the present invention has been described with reference to the illustrated embodiments. However, the present invention is not limited to the above-described embodiments, and can be appropriately implemented unless the structure described in the claims is changed. . For example, the parting edge and the skirt material may have any structure.

[0034]

In summary, the present invention is directed to the present invention, in which a predetermined gap is provided outside the rising portion of the waterproof layer, the upper edge of the panel material to be disposed is inserted into the opening groove of the cutting edge, and the side edge of the panel material is inserted. Since the upper end of the joiner is attached to the cutting edge by connecting with the joiner, the panel material can be attached to the cutting edge very easily.For example, during this mounting work, the insertion of the panel material and the joiner is slightly Even if it is tight, since the panel material is an elastic material, it can be slightly shrunk in the thickness direction and attached without being damaged. Also, the panel material is an elastic material,
Although not shown because a metal plate is used on the surface,
If you make a vertical saw on the back of the panel material at a predetermined interval,
It can correspond to a convex wall surface or a concave wall surface having a predetermined curvature.
Furthermore, when connecting the panel materials, the side edges are not required to be processed and the shapes such as agreement are not given, so there is no left and right directionality of the panel materials, and the panel materials can be installed from any position. Can shorten the construction period and save labor.
In addition, since no skill is required for the construction, the construction can be carried out even with artificial man-made, and it is economical in terms of labor costs or material costs. In addition, it is easy to inspect the inside by removing the panel material, and the practical value is extremely high.

[Brief description of the drawings]

FIG. 1 is a vertical cross-sectional view around a rising portion of a waterproof layer.

FIG. 2 is a plan view of a joiner.

FIG. 3 is a side view of a parting edge.

FIG. 4 is a side view of the skirt material.

FIG. 5 is a side view of a pressing edge.

FIG. 6 is a side view of a body edge.

FIG. 7 is a plan view showing how to use to join the joiner to the body edge.

FIG. 8 is a plan view showing a use method of fastening a joiner to a cutting edge.

FIG. 9 is a cross-sectional view showing one embodiment of a water stopping process at a parting edge.

FIG. 10 is a cross-sectional view showing another embodiment of the water stopping process at the parting edge.

FIG. 11 is a cross-sectional view showing still another embodiment of the water stopping process at the parting edge.

FIG. 12 is a side view showing another embodiment of a parting edge.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Panel material 2 Joiner 3 Parting edge 4 Holding concrete 12 Opening groove 23 Fastening means 40 Packing material 41 Sealing material 43 Skin 44 Packing material 45 Sealing material 48 Sealing material

Claims (5)

(57) [Claims] 1. A method for protecting a waterproof layer laid on a rising part of a building, comprising: a step of laying a waterproof layer; a step of attaching a parting edge having an opening groove opening downward to the rising part; Attaching a skirt material to the opening groove of the parting edge, attaching a joiner having predetermined toughness and connecting side edges of the panel material formed of an elastic body, A method for protecting a rising portion of a waterproof layer, wherein a panel material is disposed on a front side of a rising portion of a waterproof layer by fastening a lower portion to a skirt material. 2. A protection structure for a waterproof layer laid on a rising part of a building, wherein a gap is provided between a parting edge having a downward opening groove and disposed on an outer surface of the rising part and a rising part of the waterproof layer. And a joiner having predetermined toughness and connecting side edges of a panel material formed of an elastic body, wherein the joiner is mounted in the opening groove of the parting edge, and the panel material is indirectly mounted. A structure for protecting a rising portion of a waterproof layer, characterized in that the structure is supported by a parting edge. 3. A fastening portion is provided at the parting edge, and the parting edge is fixed to the rising portion at the fastening portion, and a packing material is attached to the fastening portion of the parting edge, and a front side of the packing material is provided. 3. The protection structure for a waterproof layer rising portion according to claim 2, wherein a sealing material is filled between the parting edge and the rising portion. 4. A packing material having a hydrophobic skin is attached to a fastening portion provided on the parting edge, and a sealing material is filled between the rising part and the parting edge above the parting edge. 2. The protection structure for a rising portion of the waterproof layer according to 2. 5. The sealing means provided on the fastening portion provided on the parting edge is sealed with a sealing material, and the sealing material is filled above the parting edge between the rising part and the parting edge. The protective structure of the rising portion of the waterproof layer described in the above.