JP3247044B2 - Repair method of unit floor material, unit floor material convenient for repair and adhesive ring attached to these - 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 for repairing a unit floor material in which square tiles are fixed to the surface of a floorboard, and a unit floor material convenient for repair.

[0002]

2. Description of the Related Art A unit floor material in which a square tile is fixed to the surface of a floor plate is described in, for example, Japanese Patent Application Laid-Open No. 6-262409. In the unit flooring described in the above publication, an injection hole penetrating from the front surface of the floor plate to which the lower surface of the tile is in contact with the back surface is formed, and the square tile is formed by an adhesive injected into the injection hole from the back surface side of the floor plate. It is fixed to the floorboard surface.

[0003] The floorboard is formed in a lattice shape except for a portion where the peripheral edge of the square tile is supported, and support legs are vertically provided on the bottom surface so as to improve drainage, and a plurality of square tiles are placed on the floorboard. It is made as large as possible. Further, a plurality of floorboards are used in series, and therefore, the side edges of the adjacent floorboards are connectable.

[0004] In a pouring hole penetrating from the front surface to the back surface of the floorboard, for example, a Y-shaped entangled piece, which can be entangled with an adhesive, is provided. Power is increasing. In particular, if the floorboard is formed of a synthetic resin and the tile is formed of an inorganic material such as porcelain, there is no adhesive that adheres to both the synthetic resin and the inorganic material. It is used by entangled with the entangled piece.

[0005]

However, in the conventional unit flooring described in the above publication, when the tile fixed to the floorboard surface is broken or broken, the broken tile is removed and The adhesive injected into the injection hole is removed. At this time, the entangled piece provided in the injection hole is damaged or deformed, so that the newly injected adhesive cannot be entangled with the entangled piece, and the reuse of the unit floor material becomes difficult. Occurs.

[0006] The present invention has been made to solve the above-mentioned problems of the prior art, and a first object of the present invention is to provide:
It is an object of the present invention to provide a method of repairing a unit floor material that can replace a damaged tile and reuse a unit floor material. A second object of the present invention is to provide a unit floor material that is convenient for repair. is there.

[0007]

SUMMARY OF THE INVENTION The present invention has been made to achieve the first and second objects, and has a first
According to the first aspect of the present invention, an injection hole is provided in the floorboard from the front surface to the rear surface, and the square tile is formed on the floorboard surface by the adhesive injected into the injection hole from the rear surface side of the floorboard. A method for repairing a fixed unit floor material, comprising the steps of removing a damaged tile among the tiles of the unit floor material, and removing an adhesive fixing the tile from an injection hole to form a through hole. Forming a cylindrical body that can be locked to the back surface of the floor plate, wherein the adhesive ring made to be able to entangle the adhesive injected into the cylindrical body is locked to the back surface of the floor plate, and the penetration is performed. A step of mounting in the hole and injecting an adhesive into the adhesive ring from the back side of the floorboard, entangled the injected adhesive with the inner surface of the adhesive ring, installing a new tile instead of a damaged tile, The process of fixing to the floorboard surface There.

According to a second aspect of the present invention, there is provided a unit floor material in which a square tile is fixed to a surface of a floor plate, wherein the floor plate is provided with a through hole extending from the front surface to the back surface. , A tubular body that can be locked to the back of the floorboard,
An adhesive ring made to be able to entangle the adhesive injected into the cylindrical body is locked to the back surface of the floor plate and attached to the through hole, and the adhesive is inserted into the adhesive ring from the back surface side of the floor plate. Is injected, and the tile is fixed to the floorboard surface while entangled with the injected adhesive on the inner surface of the adhesive ring.

[0009] The invention of claim 3 provides the above-mentioned claim 1 or 2
A entangled piece is hung over a cylindrical body of an adhesive ring attached to the unit floor material described in the above. The shape of the entangled piece may be any of a one-letter shape, a Y-letter shape, a cross shape, an O-letter shape, and the like.

In the adhesive ring of the present invention, the tubular body which can be locked on the back surface of the floor plate is, for example, a flange provided on the outer periphery of one end of the tubular body, and this flange is locked on the back surface of the floor plate. You may. Alternatively, a rising wall is vertically provided around the through hole on the back surface of the floorboard, a locking portion fitted to the rising wall is provided at one end of the tubular body, and the locking portion is fitted to the rising wall and locked. May be used.

[0011] In the present invention, an adhesive ring capable of entangled with an adhesive injected into a cylindrical body is a product in which an entangled piece is laid over the cylindrical body. Others, for example, those in which a projection piece is projected on the inner peripheral surface of the cylindrical body, those in which a concave groove is formed in the inner peripheral surface of the cylindrical body, and those with a step in which the inner surface of the cylindrical body is made larger at the bottom than at the top And the like.

The material of the floorboard used in the present invention is not particularly limited, but is preferably a material which is easily formed and lightweight.
For example, thermoplastic synthetic resins such as polyethylene and polypropylene can be suitably used.

Although the shape of the floorboard is not particularly limited, it is preferable that the floorboard has a lattice shape except for a portion where the peripheral edge of the square tile is supported, in order to reduce the usage fee of raw materials and to reduce the weight. It is preferable that support legs having a cylindrical shape or the like are vertically provided at equal intervals on the bottom surface of the base so as to improve drainage.

[0014] The size of the floorboard is not particularly limited. However, from the viewpoint of ease of handling during transportation and laying work, one side of the floorboard has one side.
3 x 3 to 5 x 4 square tiles of about 00mm
It is preferable that the size is such that the sheets can be placed.

A plurality of the floorboards of the present invention are usually used in series, but the connecting means is not particularly limited.
A connecting ring protrudes horizontally from two side walls of the adjacent floorboard,
It may be fitted into a connecting ring formed on the remaining two side walls, or a T-shaped connecting piece is projected from the adjacent two side walls and connected to a recess formed on the remaining two side walls. The bases of the pieces may be fitted.

(Function) The method for repairing a unit floor material according to claim 1 is a cylindrical body which can be locked to the back surface of the floor plate, wherein the adhesive injected into the cylindrical body can be entangled. A step of locking the ring to the back surface of the floor plate and mounting it in the through hole, injecting an adhesive into the adhesive ring from the back surface side of the floor plate, and entangled the injected adhesive with the inner surface of the adhesive ring. , Installing a new tile in place of the damaged tile and fixing it to the floorboard surface,
The adhesive entangled on the inner surface of the adhesive ring locked to the floorboard increases the bonding strength and is fixed to the floorboard surface, so that the unit flooring can be reused only by replacing the damaged tile with a new tile.

In the unit flooring material according to the second aspect, the floorboard is provided with a through hole extending from the front surface to the back surface, and the adhesive ring is attached to the through hole, so that the damaged tile is replaced with a new tile and repaired. At this time, after removing the damaged tile and the adhesive ring from the floor plate, another new adhesive ring is fixed to the through hole in the back surface of the floor plate and attached, and the adhesive is injected into the adhesive ring from the back side of the floor plate. If the new tile is fixed to the floorboard surface while the injected adhesive is entangled with the inner surface of the adhesive ring, the unit flooring can be reused simply by replacing the damaged tile and the adhesive ring with a new one.

In the adhesive ring according to the third aspect, since the entangled piece is bridged in the cylindrical body, the adhesive injected into the adhesive ring is firmly entangled with the entangled piece and comes off from the cylindrical body. There is nothing. For this reason, the tile can be more firmly fixed to the floorboard surface.

[0019]

Embodiments of the present invention will be described below with reference to the drawings. One embodiment of the present invention is shown in FIGS. 1 to 7, and another embodiment of the present invention is shown in FIG.

FIG. 1 is an exploded perspective view showing a unit floor material of the present invention, FIG. 2 is a perspective view showing an assembled state of the unit floor material of FIG. 1, and FIG. FIG. 4 is an adhesive ring used for repairing the unit flooring material of FIG. 1. FIG. 4A is a perspective view, FIG. 4B is a sectional view, and FIG. FIG. 6 is an enlarged perspective view showing a main part on the back side of the unit floor material of FIG. 1 on which the ring is mounted, and FIG. 6 is an enlarged view of a main part on the front side of the unit floor material of FIG. 1 on which the adhesive ring shown in FIG. 4 is mounted. FIG. 7 is an exploded perspective view, and FIG. 7 is an enlarged cross-sectional view showing a main part of the repaired unit floor material of FIG. FIG. 8 is an enlarged perspective view of a main part of the back side shown together with an adhesive ring, which is a unit floor material showing another embodiment of the present invention.

First, the unit flooring according to the present invention is shown in FIGS.
This will be described with reference to FIG. In FIG. 1, reference numeral 1 denotes a floor plate having a substantially square shape made of a thermoplastic synthetic resin. The floor plate 1 has two pairs of wide tile peripheral support portions 1 orthogonal to each other.
1 forms a substantially square opening 12 in three stages and three rows. The opening 12 is divided into four equal parts by a narrower cross-shaped tile support piece 13.

On the back surface of the floor plate 1, a large number of support legs 8, 8 are provided so as to improve drainage after laying.
In the vicinity of the four corners 2, circular injection holes 2 are provided from the front surface to the rear surface of the floor plate 1. As shown in FIG. 3, a cross-shaped entangled piece 21 of a cross-shaped adhesive is laid over the injection hole 2 substantially flush with the surface of the floor plate, and rises from the periphery of the injection hole 2 on the back side of the floor plate 1. A wall 22 is suspended.

From the lower ends of the two adjacent side walls of the floor plate 1, a connecting ring 4 projects horizontally outward, and connecting legs 5 project from the remaining two side walls. Connecting ring 4
, The floorboard 1 can be connected in all directions.

In order to fix the porcelain tiles 3 to the floor plate 1 to form a unit floor material, nine tiles 3 are turned upside down and arranged in parallel, the floor plate 1 is turned over from above, and the tiles 3 are placed from above. A silicone resin-based elastic adhesive is injected into the injection hole 2, the adhesive is entangled with the entangled piece 21, and the tile 3 is fixed to the surface of the floorboard 1.

The unit floor material described above may be damaged by cracks C in the tiles 3 as shown in FIG. 2 during use for many years. Hereinafter, the damaged tile 31
The method of repairing the unit floor material for replacing the unit will be described with reference to FIGS. First, the damaged tile 31 is removed from the floorboard 1. At this time, since the entangled piece 21 is cut or deformed, the entangled piece 21 is also removed when the adhesive is removed from the injection hole 2, and the injection hole 2 is made a through hole.

Next, the connecting leg 5 of the floor panel 1 is removed from the connecting ring 4, the damaged unit floor material is turned over, and the adhesive and the entangled piece 21 are removed to form the injection hole 2 formed as a through hole. Then, the adhesive ring 6 is attached. Adhesive ring 6
4, a cylindrical body 61 having an outer diameter substantially equal to the inner diameter of the injection hole 2, a cross-shaped entanglement piece 62 provided at one end of the cylindrical body 61, and the other end of the cylindrical body 61 And a locking flange 63 provided on the side. This cylinder 61 is connected to the injection hole 2
Then, the adhesive ring 6 is attached while being locked to the rising wall 22 by the locking flange 63 (see FIG. 5). Then, as shown in FIG. 6, the adhesive ring 6 is mounted with the entanglement piece 62 substantially flush with the surface of the floor panel 1.

Next, a new tile 32 is installed in place of the damaged tile 31, and the adhesive ring 6
The new tile 32 is fixed to the surface of the floorboard 1 while injecting a silicone resin-based elastic adhesive B into the inside, and entangled the adhesive B with the entangled piece 62. FIG. 7 shows the unit floor material thus repaired.

As described above, in the method of repairing the unit floor material shown in the present embodiment, the adhesive ring 6 is engaged with the back surface of the floor plate 1 and attached to the injection hole 2. A method in which the adhesive B is injected into the adhesive ring 6 and a new tile 32 is installed in place of the damaged tile 31 while the injected adhesive B is entangled with the inner surface of the adhesive ring 6 and is fixed to the surface of the floorboard 1. Therefore, the new tile 32 is fixed to the surface of the floor plate 1 by the adhesive B entangled with the inner surface of the adhesive ring 6 locked to the floor plate 1 with the bonding force increased. The unit flooring can be reused just by replacing the unit flooring.

Next, another embodiment of the present invention will be described with reference to FIG. The unit flooring of the present embodiment is such that the porcelain tile 3 is fixed to the surface of the flooring 1A, and the flooring 1A is the flooring 1 used in the first embodiment.
The only difference from the present embodiment is that a through hole 2A is provided instead of the injection hole 2 of the floor plate 1, and the other portions are the same. Therefore, different portions are denoted by different reference numerals, and the same portions are denoted by the same reference numerals, and the description of the same reference numerals is omitted.

As shown in FIG. 8, the through hole 2A is
A from the front surface to the back surface, the through hole 2 on the back surface side of the floor plate 1A
A rising wall 22A is provided on the periphery of A. The bonding ring 6 is attached to the through hole 2A in advance, and the locking flange 63 of the bonding ring 6 is locked to the rising wall 22A.
In order to fix the porcelain tiles 3 to the floor plate 1A to form a unit floor material, nine tiles 3 are turned upside down and arranged in parallel. 6, a silicone resin-based elastic adhesive is injected, and the adhesive is entangled with the entanglement piece 21 to fix the tile 3 to the surface of the floor panel 1A.

When the tile 3 of the unit floor material is damaged, a repair method is as follows. After the damaged tile 3 and the adhesive ring 6 are removed from the floor plate 1A, another new adhesive ring 6 is attached to the through hole 2A on the back surface of the floor plate 1A. The adhesive is injected into the adhesive ring 6 from the back side of the floor panel 1A, and the new tile is fixed to the floor panel surface while the injected adhesive is entangled with the inner surface of the adhesive ring. You. Thus, the unit flooring can be reused simply by replacing the damaged tile and adhesive ring with new ones.

[0032]

According to the first aspect of the present invention, there is provided a method for repairing a unit flooring material.
The new tiles are bonded to the floorboard surface with an adhesive that is entangled with the inner surface of the adhesive ring that is locked and mounted on the floorboard, so that the bonding strength is maintained at the same level as before repairing At the same time, there is an economic effect that unit flooring can be reused simply by replacing a damaged tile with a new tile.

In the unit flooring material according to the second aspect, when the damaged tile is replaced with a new tile and repaired, the repair can be performed simply by replacing the damaged tile and the adhesive ring with a new one. There is an effect that the length can be shortened and an economic effect that the unit floor material can be reused.

According to the third aspect of the present invention, since the entangled piece is laid over the cylindrical body, the adhesive injected into the adhesive ring is firmly entangled with the entangled piece and comes out of the cylindrical body. There is nothing. For this reason, the tile can be more firmly fixed to the floorboard surface.

[Brief description of the drawings]

FIG. 1, which shows the first embodiment of the present invention, is an exploded perspective view showing a unit flooring material of the present invention.

FIG. 2 is a perspective view showing an assembled state of the unit floor material of FIG. 1;

FIG. 3 is an enlarged perspective view showing a main part on the back surface side of the unit floor material of FIG. 1;

FIG. 4 is an adhesive ring used for repairing the unit floor material of FIG. 1, wherein (a) is a perspective view and (b) is a cross-sectional view.

5 is an enlarged perspective view showing a main part on the back side of the unit flooring material of FIG. 1 to which the adhesive ring shown in FIG. 4 is attached.

6 is an exploded perspective view showing, on an enlarged scale, a main part on the front side of the unit flooring material of FIG. 1 to which the adhesive ring shown in FIG. 4 is attached.

FIG. 7 is an enlarged side sectional view showing a main part of the repaired unit floor material of FIG. 1;

FIG. 8 is an enlarged perspective view of a main part on the back side shown together with an adhesive ring, which is a unit flooring showing another embodiment of the present invention.

[Explanation of symbols]

 1, 1A floor plate 2 injection hole 2A through hole 3 tile 6 adhesive ring

Claims (3)

(57) [Claims] 1. A method for repairing a unit floor material in which a floor plate is provided with an injection hole communicating from the front surface to the back surface, and a square tile is fixed to the surface of the floor plate by an adhesive injected into the injection hole from the back surface side of the floor plate. A step of removing a damaged tile among the tiles of the unit floor material, a step of forming a through hole by removing an adhesive fixing the tile from an injection hole, A lockable cylinder, a step of attaching an adhesive ring made to be able to entangle the adhesive injected into the cylinder to the back surface of the floor plate and mounting the same in the through hole; and Injecting an adhesive into the adhesive ring from the back side, installing the new tile in place of the damaged tile and tying the injected adhesive to the inner surface of the adhesive ring, and fixing the adhesive to the floor plate surface Unit flooring characterized by that Repair method. 2. A unit floor material in which a square tile is fixed to a surface of a floor plate, wherein the floor plate is provided with a through hole extending from the surface to the back surface, and is a tubular body that can be locked to the back surface of the floor plate. An adhesive ring made to be able to entangle the adhesive injected into the cylindrical body is locked to the back surface of the floor plate and attached to the through hole, and adheres into the adhesive ring from the back surface side of the floor plate. A unit flooring, wherein an agent is injected and the tile is fixed to the floorboard surface while entangled with the injected adhesive on the inner surface of the adhesive ring. 3. The adhesive ring attached to a unit flooring according to claim 1, wherein an entangled piece is bridged in the cylindrical body.