JP2007085050A - Sealing structure of wall surface and floor surface - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sealing structure of a wall surface and a floor surface capable of further improving waterproofness of the wall surface and the floor surface. <P>SOLUTION: This sealing structure of a lower end part of the wall surface 1 and the floor surface 2 in a bathroom, is constituted by caulking-processing upper-lower parts of an outer cover 14 by silicone 22 and 23 by covering an inner cover 11 with the outer cover 14 after covering a caulking part with an inner cover body 11 by caulking an indoor side joining part of the wall surface 1 and the floor surface 2 by silicone 10. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

The present invention relates to a seal structure between a wall surface and a floor surface in a bathroom or the like.

In the conventional wall and floor mounting structure in a bathroom, when the wall is erected in a groove having a drainage function, the wall and the guide rail are exposed when the mounting portion between the wall and the guide rail is exposed to the bathroom. The problem that causes water to intrude between the two and corrodes the metal member, and a hole opens in the corroded part, water enters the inside of the wall from the hole, and the stainless steel plate peels off, etc. In order to solve the problem of leading to the cause of damage, the present applicant has previously proposed the technique disclosed in Patent Document 1.

JP 2001-32414 A

The technique disclosed in Patent Document 1 is an attachment structure between a lower end of a wall surface and a floor surface in a bathroom or the like, and is substantially U-shaped in a side view including a base piece and guide pieces rising from both end sides thereof. After fixing the guide rail along the end of the waterproof pan that forms the floor surface, attaching the guide rail so that the lower part of the wall surface is fitted between the guide pieces, and fixing the guide rail to the floor surface By simply fitting the lower end of the wall surface between both guide pieces, the wall surface can be easily attached to the floor surface and covered with the guide rail from the lower end surface of the wall surface to the lower part of both side surfaces. This is an excellent technology that can reliably prevent water from entering between the walls.

This invention intends to further develop the invention shown in Patent Document 1 previously proposed by the present applicant, and to provide a sealing structure between a wall surface and a floor surface that can further improve the waterproof performance in the mounting structure. It is.

In order to solve the above-mentioned object, the invention according to claim 1 is a seal structure between a lower end portion of a wall surface and a floor surface in a bathroom or the like, and caulks an indoor side joint portion between the wall surface and the floor surface, The caulking portion is covered with an inner cover body, the inner cover is then covered with an outer cover, and the upper and lower portions of the outer cover are subjected to a caulking process.

In addition, the invention according to claim 2 is based on the technical premise of the invention according to claim 1, and from the base piece and the one side end side along the end of the waterproof pan forming the floor surface. A guide rail that is substantially L-shaped in a side view and is fixed to a rising guide piece, and a lower portion of a wall surface is attached to the base piece.

Furthermore, the invention according to claim 3 is based on the technical premise of the invention according to claim 1 or claim 2, and the mounting of the outer cover is disposed above and below the back side of the outer cover. It is characterized by being performed with double-sided tape.

According to the first aspect of the present invention, after caulking the lower part of the indoor joint portion from the lower end surface of the wall surface, the caulking portion is covered with the inner cover body, and then the inner cover is covered with the outer cover. Since the upper and lower sides of the cover are configured to be caulked, even if the caulking of the outer cover is peeled off due to excessive cleaning, the caulking disposed inside the inner cover retains the waterproof function. Waterproof performance can be maintained over time. In particular, the waterproof performance at the joint between the existing wall surface and the floor surface can be greatly improved.

According to the invention of claim 2, after fixing the guide rail to the floor surface, the wall surface can be easily attached to the floor surface only by fixing the lower end of the wall surface. It is possible to reliably prevent water from entering between.

Furthermore, according to the invention of claim 3, since the attachment of the outer cover to the inner cover and the wall surface can be performed with the double-sided tape, the construction work can be greatly simplified.

  Hereinafter, the present invention will be described in detail based on embodiments of the invention shown in the accompanying drawings.

FIG. 1 shows a bathroom to which a seal structure of the present invention is applied. In the figure, reference numeral 1 denotes a wall surface constituting the side surface of the bathroom, and 2 denotes a waterproof pan forming the floor surface of the bathroom.

As shown in FIG. 2, the wall surface 1 has a sandwich structure in which a foaming resin is sandwiched between a stainless decorative plate 1a and an outer plate 1b made of a galvanized steel plate, and a lower end portion thereof is a cross section made of a galvanized steel plate. A closing member 1c formed in a substantially downward U-shape is closed to form a groove 1d.

As shown in FIGS. 1 and 2, the waterproof pan 2 is made of a synthetic resin material such as FRP, and a groove portion 2 g that is lower than the floor surface 2 a is formed on the periphery of the wall surface 1 side. A drainage groove 2c communicating with a drainage port (not shown) is formed in the groove 2g.

In addition, a plurality of screw holes 2e are formed along the mounting position of the wall surface 1 on the bottom 2b outside the drainage groove 2c in the groove 2g, and an upward folded piece 2d is formed on the outer edge thereof. Has been.

Above the groove 2c, a U-shaped cover member 3 having a height substantially the same as the depth of the bottom 2b is placed on the bottom 2b on both sides of the groove 2c, and the groove 2g is concealed. It has come to be.

The wall surface 1 is attached on the outer bottom 2b of the groove 2g via the guide rail 4. The guide rail 4 includes a base piece 4a having a length substantially the same as each end side of the waterproof pan 2, and a holding piece 4c bent upward from an outer end portion of the base piece 4a. It is formed in a substantially L shape. The end of the wash piece side of the base piece 4a is formed to be flush with the surface of the wall surface 1 on the wash place side.

The guide rail 4 is integrally formed of a synthetic resin material so as to be elastically deformable, and the upper end portion of the holding piece 4c is bent so as to incline outwardly upward.

A screw hole 4e penetrating in the vertical direction is formed at a position corresponding to the screw hole 2e in the base piece 4a, and a groove 4d extending in the longitudinal direction is provided on the lower surface.

Therefore, the guide rail 4 can be fixed to the waterproof pan 2 by screwing the fixing screw 8 from above into the fixing member 7 made of wood or the like through the screw holes 4e and 2e.

At this time, the packing 5 having substantially the same shape as the base piece 4a is interposed between the head of the fixing screw 8 and the base piece 4a, and further surrounds the periphery of the screw hole 4e between the base piece 4a and the groove 2g. The packings 6 that are substantially the same shape as the grooves 4d and are thicker than the depths of the grooves 4d are attached to prevent the water from entering from the screw holes 4e.

After the wall surface 1 and the waterproof pan 2 are attached via the guide rails 4 in this way, the joint portions of these members 1, 2, and 4 are caulked with silicon 10 to be waterproofed. Next, the washing area side of the silicon 10 is concealed by the inner cover 11. The inner cover 11 is formed of a synthetic resin material so as to be elastically deformable and has a substantially inverted L-shaped cross section. The upper end protrusion 12 is joined to the wall surface 1 and the silicon 10 is stored below the upper end protrusion 12. A possible void is formed. Accordingly, the silicon 10 is concealed while being in close contact with the vertical piece of the inner cover 11, and is sealed so that the waterproof performance of the silicon 10 is not deteriorated.

After the silicon 10 is concealed by the inner cover 11 in this way, the inner cover 11 is concealed by the outer cover 14.

The outer cover 14 is made of a synthetic resin material, and includes a vertical piece 15, an inclined piece 16 extending from the upper end of the vertical piece 15 in the wall surface direction, and a vertical direction extending from the inclined piece 16. A stepped portion 17, a horizontal piece 18 extending in a T-shape at the upper end of the stepped portion 17, and a weir piece 19 extending in the vertical direction from the end of the washing piece side of the horizontal piece 18. And a double-sided tape 20 for adhering the outer cover 14 to the vertical surface of the inner cover 11 is attached to the back surface side (surface on the wall surface side) of the vertical piece 15. In addition, a double-sided tape 21 for adhering the outer cover 14 to the wall surface 1 is attached to the rear surface side (surface on the wall surface side) of the stepped portion 17.

Note that the step formed by the horizontal piece 18 and the dam piece 19 of the outer cover 14 is filled with silicon 22 and sealed as shown in FIG.

Next, the construction procedure of the seal structure in the present embodiment will be described. First, after the packing 6 is attached to the groove 4d of the guide rail 4, the guide rail 4 is disposed on the bottom 2b outside the drainage groove 2c in the groove 2g. At this time, it is only necessary to arrange the lower part of the holding piece 4c of the guide rail 4 so as to contact the lower part of the folded piece 2d, and positioning can be performed easily.

Next, after the packing 5 is disposed on the base piece 4a of the guide rail 4, the fixing screw 8 is inserted into the screw hole 4e, the packing 6, and the screw hole 2e from above and screwed into the fixing member 7. The guide rail 4 is fixedly fixed to the waterproof pan 2.

Next, the lower end of the wall surface 1 is erected on the guide rail 4 fixed to the groove portion 2 g of each end side of the waterproof pan 2.

In this way, after the wall surface 1 is erected in a frame shape on the peripheral edge of the waterproof pan 2, a bathroom is formed by appropriately attaching a ceiling panel to the upper portion thereof.

Next, the joint portion between the wall surface 1 and the waterproof pan 2 is caulked with silicon 10. First, the inner cover 11 and the outer cover 14 are cut in accordance with the joint portion length. In this case, both the covers 11 and 14 leave a caulking margin of a required length on the corner side.

Next, after masking the joint portion with a joint width of a required width from the surface of the wall surface 1, the inner cover 11 is masked along the upper end applied to the wall surface 1. Next, both covers 11 and 14 are masked. At this time, the outer cover 14 keeps a required joint width on the lower side.

Next, the silicon 10 is caulked so as to enter the gap between the waterproof pan 2, the guide rail 4, and the wall surface 1, and then the inner cover 11 is pressed so that the silicon 10 wraps around the entire inner cover 11. The masking of the inner cover 11 is removed.

Next, after placing a spacer (not shown) having a required height on the front side of the inner cover 11, the release paper of the double-sided tapes 20 and 21 of the outer cover 14 is peeled off, and the lower end portion of the outer cover 14 is moved to the spacer. And place it on the wall 1.

Next, the spacer is removed and the outer cover 14 is strongly pressed against the wall surface 1 and then masked on the upper side of the outer cover 14 with a joint width of a required width. Thereafter, the upper and lower sides of the outer cover 14 are caulked with silicon 22 and 23.

Next, by removing all masking and finishing with the left and right end caulks of both covers 11, 14, water intrusion can be prevented.

In such a seal structure, the silicon 10, 22, and 23 ensure that water flowing in the groove 2g of the waterproof pan 2 enters between the guide rail 4 and the wall surface 1 when the bathroom is used. Can be prevented.

Further, even if the caulking 22 or 23 of the outer cover 14 is peeled off due to excessive cleaning or the like, the silicon 10 disposed inside the inner cover 11 does not have to be peeled off, so that the waterproof function can be maintained over time.

In particular, the waterproof performance at the joint between the existing wall surface and the floor surface can be greatly improved.

Moreover, when applying the seal structure which concerns on a present Example to the junction part of the existing wall surface and a floor surface, as shown in FIG. 3, for example, the wall side mortar 1B to which the tile 1A was affixed, and a tile The joint of the floor side mortar 2B to which 2A is adhered is first caulked with silicon 10 with a required joint width, and then the inner cover 11 and the outer cover 14 are attached and caulked by the same procedure as above. Thus, the waterproof performance of the joint portion can be greatly improved. In this example, the same members as those shown in FIGS. 1 and 2 are denoted by the same reference numerals as those used in FIGS. 1 and 2, and detailed description thereof is omitted here.

Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.

For example, although the case where the outer cover 14 is bonded and fixed with a double-sided tape has been described as an example, the outer cover 14 may be fixed by other means such as bonding with another known adhesive.

It is a disassembled perspective explanatory drawing which shows the principal part of the sealing structure of the wall surface and floor surface which concerns on one Example of this invention. It is a section explanatory view of the seal structure. It is explanatory drawing which shows the case where the said seal structure is applied to the existing bathroom.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Wall surface 2 Waterproofing pan 4 Guide rail 10,22,23 Silicon 11 Inner cover 14 Outer cover 20,21 Double-stick tape

Claims (3)

A sealing structure between a lower end of a wall surface and a floor surface in a bathroom or the like, and after caulking the indoor side joint between the wall surface and the floor surface, covering the caulking portion with an inner cover body, and then removing the inner cover A seal structure between a wall surface and a floor surface, which is covered with a cover and subjected to a caulking process on the upper and lower portions of the outer cover. A guide rail that is substantially L-shaped in a side view is fixed to the base piece, and includes a base piece and a guide piece that rises from one side end side along the end of the waterproof pan that forms the floor surface. 2. The seal structure between a wall surface and a floor surface according to claim 1, wherein a lower portion of the wall surface is attached. 3. The seal structure between a wall surface and a floor surface according to claim 1, wherein the outer cover is attached by a double-sided tape disposed on the upper and lower portions on the back side of the outer cover. .

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