JP2549816B2 - Plate support repair method - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a repairing method for repairing a support portion of a floor plate, which is supported at a predetermined distance from the base surface, for the base surface.

[0002]

2. Description of the Related Art Generally, for example, when a unit bath is incorporated in a bathroom, the length of a plurality of adjustable legs provided on the lower surface of the floor of the unit bath is adjusted in advance, and then the supported legs are used. The floor surface of the unit bath is installed on the base surface in the bathroom at a predetermined interval, but after the unit bath is installed, the length adjustment of the supporting legs is wrong, or the unit bath is installed. Due to inadequate construction or aging over time, any supporting leg floats above the base surface, and the floor surface on the supporting leg becomes unstable. Bending or squeaking sound is generated.

[0003]

Therefore, when the support of the floor surface with respect to the base surface by the supporting legs becomes unstable as described above, conventionally, a part of the side wall of the bathroom in which the unit bath is installed is conventionally used. By crushing, etc., a working opening is opened outside the floor of the unit bath, and a separately prepared extendable auxiliary leg is interposed between the floor surface and the base surface from the working opening, After the auxiliary leg is set on the flexed portion of the floor surface, the auxiliary leg is extended by a tool to re-support the unstable floor surface by the auxiliary leg. In such a method, it is necessary to break the side wall of the bathroom during the repair work, and the workability is poor,
It takes time to repair.

The present invention was developed in view of the above circumstances, and an object of the present invention is to provide a repairing method which is excellent in workability and can surely and easily support a plate plate on a base surface. .

[0005]

SUMMARY OF THE INVENTION The present invention is a method for repairing support of a plate body 1 constituting a floor surface or a wall surface supported by a predetermined distance from a base surface 2 to the base surface 2, The flexible bag body 3 having the inlet 31 is provided with a gap between the plate body 1 and the base surface 2 through the insertion hole 11 in a state where the inlet 31 side is located on the surface side of the plate body 1. The foam curable fluid 6 composed of the base A and the curing agent B is injected into the bag 3 through the injection port 31 before the foam curing, and A block body T for supporting the plate body 1 with respect to the base surface 2 between the plate body 1 and the base surface 2 by the foaming and hardening of the fluid body 6.
Is formed.

In the above repair method, the bag 3 is
The fluid 6 injected into the bag 3 may be formed of an elastic material that is expandable by foaming and hardening, or the fluid 6 may be applied to the outer surface of the bag 3 before hardening of the fluid 6. It may be permeated to adhere to the back surface of the plate 1 and the base surface 2.

Further, the bag body 3 can be broken by foaming and hardening of the injected fluid body 6, and the bag body 3 is broken by the foaming and hardening of the fluid body 6 to expose the surface of the block body T. The front surface of the block body T may be adhered to the back surface of the plate body 1 and the base surface 2.

Further, as a repairing method according to the present invention, the insertion hole 1 is inserted by intervening in the gap between the plate 1 and the base surface 2.
1. A cylindrical partition 7 made of a flexible material that forms a compartment around 1, and a flexibility to push the partition 7 through the insertion hole 11 into the gap and then spread it into a cylinder. Bag 8
And the partition body 7 and the bag body 8 by using
From the above into the gap between the plate body 1 and the base surface 2,
By expanding the partition body 7 into the gap into a tubular shape by expansion due to air injection into the bag body 8, after the base body A and the curing agent B are inserted into the partition body 7 through the insertion hole 11. A foam-curable fluid 6 consisting of is injected before the foam-curing, and by the foam-curing of the fluid 6 in the partition body 7, the plate is interposed between the plate body 1 and the base surface 2. You may make it form the block body T which supports the body 1 with respect to the said base surface 2. As shown in FIG.

[0009]

According to the first aspect of the present invention, the plate body 1 is inserted into the bag body 3 from the insertion hole 11 while leaving the injection port 3 portion.
After the foam-curable fluid 6 is inserted into the bag body 3 before the foam-curing, and the fluid body 6 is foam-cured in the bag body 3, A block body T that supports the plate plate 1 with respect to the base surface 2 is formed between the back surface of the plate 1 and the base surface 2.

According to the invention of claim 2, the bag body 3
Is formed of an elastic material that is expandable by foaming and hardening of the fluid 6 that is injected into the bag body 3, so that a larger block body T is formed between the plate body 1 and the base surface 2.
Therefore, the supporting strength of the plate body 1 with respect to the base surface is increased.

According to the third aspect of the present invention, before the fluid 6 is cured, the fluid 6 is permeated to the outer surface side of the bag body 3 and adhered to the back surface of the plate body 1 and the base surface 1. As a result, the block body T is bonded and integrated with the back surface of the floor board 1 and the base surface 2, and the floor board 1 is formed by the block body T.
Is more stable.

Further, according to the invention described in claim 4, the bag body 3 is destroyed by the foaming and hardening of the fluid body 6 to expose the surface of the block body T, and the surface of the block body T is exposed. By bonding the back surface of the plate 1 and the base surface 2,
The block body T includes the back surface of the floor plate 1 and the base surface 2
Since the block body T is integrally bonded to the floor board 1, the floor board 1 is supported more stably.

According to the fifth aspect of the present invention, the partition body 7 and the bag body 8 are inserted into the gap between the plate body 1 and the base surface 2 through the insertion hole 11 and then to the bag body 8. After the partition body 7 is expanded into a tubular shape by expansion due to air injection, the foam-curable fluid 6 is injected into the partition body 7 through the insertion hole 11 before the foam-curing. By foaming and hardening in the partition body 7, a block body T for supporting the plate plate 1 with respect to the base surface 2 is formed between the back surface of the plate plate 1 and the base surface 2. is there.

[0014]

[Example] The example is a unit bath B made of FRP resin.
Is installed on the base surface 2 in the bathroom by previously adjusting the lengths of the plurality of support legs 10 having adjustable lengths provided on the back surface of the floor plate 1, and one of the support legs 10 is As schematically shown in FIG. 7, when repairing a portion of the floor plate 1 which is lifted up against the base surface 2 due to a construction defect during installation and the support of the floor plate 1 to the base surface 2 is unstable, It is applied.

(First Embodiment) In the repairing method shown in FIGS. 1 to 7, the bag body 3 having the injection port 31 and the bag body 3 are provided.
The floor body 1 and the base surface 2 through the through hole 11 described later.
Straw-shaped insertion tool 4 for insertion into the gap S between
And the fixed seal 5 for locking the inlet 31 of the bag 3 on the floor plate 1, and the foam-curable fluid 6 injected into the bag 3, the bag 3 being It has an elongated bottomed cylindrical shape made of natural rubber and polyolefin synthetic rubber, and is expandable by injecting the foam-hardening fluid 6.

The fixed seal 5 is formed of a synthetic resin material in the shape of a sheet that is elastically deformable and has a rectangular shape in plan view, and a cross-shaped cut 51 through which the insertion tool 4 can be inserted is formed in the center thereof. An adhesive is applied to the back surface, and the adhesive surface is covered with a release paper (not shown). The foam curable fluid 6 includes a base A containing an isocyanate resin as a main component, It is prepared by mixing and stirring a curing agent B whose main component is a polyol such as polyethylene glycol.

Therefore, in order to repair the floor board 1, as shown in FIG.
As shown in FIG. 1, first, a small-diameter through hole 11 having a diameter of about 10 mm is formed in the bending portion of the floor plate 1 by a tool T such as a drill, and then one end side in the length direction of the insertion tool 4 is attached to the bag body 3 As shown in FIG. 3, the insertion tool 4 is inserted into the insertion hole 11 together with the bag body 3, and the bag body 3 is left with the injection port 31 portion left, and the floor plate is inserted. Insert below 1.

Then, the release paper of the fixed seal 5 is peeled off, and the fixed seal 5 is inserted into the insertion hole 11 on the upper surface of the floor plate 1.
As shown in FIG. 4, the fixing seal 5 fixes the inlet 31 portion of the bag body 3 protruding above the floor surface 1 to the upper surface of the floor plate 1 by sticking it around.

On the other hand, as shown in FIG. 5, in the first container P containing the curing agent B containing a polyol such as polyethylene glycol as a main component, the isocyanate resin loaded in the second container R is the main component. The base A is injected, and both are stirred and mixed in the first container P to form a foam-hardening fluid 6, and the injection port of the first container P is cut from the notch 51 of the fixed seal 5 to the bag. By inserting into the injection port 31 of the body 3 and narrowing down the first container P, the foam-hardening fluid 6 is press-fitted into the bag body 3 before the foam-hardening, so that The fluid 6 is foamed and hardened, and the foamed and hardened fluid 6 expands the fluid 6 to about 9 times its volume, and carbon dioxide and the like generated by the foamed and hardened fluid 6 Gas is discharged from the inlet 31 to the outside of the bag body 3, and the bag body 3 also A block body T that expands in the gap S and supports the floor plate 1 with respect to the base surface 2 is formed between the back surface of the floor plate 1 and the base surface 2, and even if the floor plate 1 is Back side or base side 2
Even if there is a complicated unevenness on the upper side, a tough block body T is formed without gaps on the back surface of the floor plate 1 and the base surface 2.

Further, the bag body 3 expanded by the heat generation temperature generated by foaming and hardening of the fluid 6 in the bag body 3.
Cracks and the block body T is bonded and integrated with the back surface of the floor plate 1 and the base surface 2 until the block body T is completely cured, and the support of the floor plate 1 by the block body T is further stabilized.

However, due to the complete curing of the fluid 6,
When the block body T is formed between the back surface of the floor plate 1 and the base surface 2, the fixed seal 5 is peeled off from the floor plate 1 and the fluid flowing out from the insertion hole 11 onto the floor plate 1 is removed. The cured product of the body 6 and the bag body 3 are cut off by a cutter, and the repair is completed, whereby the insertion hole 11 is closed by the cured product of the fluid 6.

In the above embodiments, the bag body 3 is made of a rubber material and is expandable by foaming and hardening of the fluid 6, but a flexible vinyl bag may be used, for example. Alternatively, the bag body 3 is formed of Japanese paper, non-woven paper, woven cloth or non-woven cloth having excellent permeability, flexibility and toughness, and the fluid body 6 is formed on the outer surface of the bag body 3 before the fluid body 6 is cured. Alternatively, the block T may be fixed to the back surface of the floor plate 1 and the base surface 2 with a foamed adhesive cured layer formed by foaming and curing the permeating liquid.

(Embodiment 2) Further, in the repairing method shown in FIGS. 8 to 12, the partition room R is formed around the insertion hole 11 formed in the floor plate 1 by intervening in the gap S between the floor plate 1 and the base surface 2. A partition body 7 that forms a hollow body, a vinyl bag body 8 used to push the partition body 7 through the insertion hole 11 into the gap S and then spread it into a tubular shape, and a straw-shaped insertion tube 9. Since the foam-curable fluid 6 used in the first embodiment is used, the partition 7 is formed by winding a strip-shaped foreign paper in a cylindrical shape, and the height of the partition 7 is between the floor plate 1 and the base surface 2. It is a little shorter than the interval, and the bag body 8 has a sealing function 81 for sealing the opening at the opening.

In order to repair the floor plate 1, first, the insertion hole 11 having a diameter of about 20 mm is formed in the bent portion of the floor plate 1 with a tool such as a drill.

Further, as shown in FIG. 8, one end in the length direction of the insertion tube 9 is inserted into the bag body 8, and the opening of the bag body 8 is inserted by the sealing function 81 into the insertion tube 9. While sealing while leaving the part, one end of the insertion tube 9 in the length direction is set in the partition body 7 together with the bag body 8,
The partition body 7 is wound around the outer circumference of the insertion tube 9 together with the bag body 8 so as to be as thin as possible.

Then, as shown in FIG. 9, one end side of the insertion tube 9 is inserted into the insertion hole 1 together with the partition 7 and the bag 8.
1 is inserted into the gap S, and subsequently, as shown in FIG. 10, air is blown into the bag body 8 through the insertion tube 9 to inflate the bag body 8 and the partition body 7 is expanded by the expansion of the bag body 8. After being expanded in a cylindrical shape around the insertion hole 11, the insertion tube 9 and the bag body 8 are pulled out onto the floor plate 1.

On the other hand, as in the first embodiment, the main component is the isocyanate resin loaded in the second container R in the first container P containing the curing agent B whose main component is polyol such as polyethylene glycol. The base A is injected into the first container P, and the two are agitated and mixed in the first container P to form a foam-hardening fluid 6, and the injection port of the first container P is inserted into the insertion hole 11, A part of the foam-curable fluid 6 is poured into the partition body 7, and the partition body 7 is foamed and hardened to cure the partition body 7.
Is adhered to the base surface 2, the fluid 6 is further poured into the partition body 7, and the fluid body 6 is foamed and hardened in the partition body 7. By the foaming and hardening of the fluid body 6, A block body T for supporting the floor plate 1 with respect to the base surface 2 is formed between the back surface of the floor plate 1 and the base surface 2, and even on the back surface of the floor plate 1 or the base surface 2. Even if there are complicated irregularities, a tough block body T is formed without gaps on the back surface of the floor plate 1 and the base surface 2.

Incidentally, in order to prevent the fluid 6 from blowing out from the insertion hole 11 when the fluid 6 is foamed, the injection port of the first container P is kept until the foam hardening of the fluid 6 is completed. Is preferably placed without being removed from the insertion hole 11.

In the first and second embodiments described above, the present invention is applied to support the floor plate 1 on the base surface 2, but it can also be applied to support the plate surface constituting the wall surface of the house to the base surface. .

[0030]

As described above, according to the first aspect of the present invention, for example, the plate body 1 is formed with the small-diameter insertion hole 11, and the bag body 3 is left with the injection port 3 portion left. After being inserted into the back surface side of the plate 1 from above, the foam-curable fluid 6 is injected into the bag body 3 before the foam-curing, and the fluid body 6 is foam-cured in the bag body 3. Since it is possible to form the block body T that supports the plate plate 1 with respect to the base surface 2 between the back surface of the plate plate 1 and the base surface 2, only the base surface of the plate body 1 can be formed. Support for 2 can be easily and surely repaired.

According to the second aspect of the invention, the bag body 3
Is formed of an elastic material that is expandable by foaming and hardening of the fluid 6 injected into the bag body 3, thereby forming a large block body T between the plate body 1 and the base surface 2. Therefore, the supporting strength of the plate 1 with respect to the base surface can be further increased.

According to the third aspect of the invention, before the fluid 6 is cured, the fluid 6 is permeated to the outer surface side of the bag body 3 and adhered to the back surface of the plate body 1 and the base surface 1. As a result, the block body T can be bonded and integrated with the back surface of the floor plate 1 and the base surface 2 to further enhance the support of the floor plate 1 by the block body T.

According to the fourth aspect of the present invention, the bag body 3 is destroyed by the foaming and hardening of the fluid body 6 to expose the surface of the block body T, and the surface of the block body T is exposed. By bonding the back surface of the plate 1 and the base surface 2,
The block T is attached to the back surface of the floor plate 1 and the base surface 2
It is possible to further increase the support of the floor plate 1 by the block body T by integrally bonding to.

According to the fifth aspect of the present invention, the partition body 7 and the bag body 8 are inserted into the gap between the plate body 1 and the base surface 2 from the insertion hole 11 and the bag body 8 is inserted. After the partition body 7 is expanded into a tubular shape by expansion due to air injection, the foam-curable fluid 6 is injected into the partition body 7 through the insertion hole 11 before the foam-curing. By foaming and curing in the partition body 7, the block body T that supports the plate plate 1 with respect to the base surface 2 can be formed between the back surface of the plate plate 1 and the base surface 2. Therefore, the support for the base surface 2 of the plate body 1 can be easily and surely repaired.

[Brief description of drawings]

FIG. 1 is a schematic explanatory view of materials used in a repairing method according to a first embodiment of the present invention.

FIG. 2 is an explanatory view showing a process of forming an insertion hole in a floor plate.

FIG. 3 is an explanatory view showing an operation of inserting the bag body into the back surface side of the plate body in the first embodiment.

FIG. 4 is an explanatory view showing a state in which the bag body is attached to the plate body in the first embodiment.

FIG. 5 is an explanatory diagram showing a mixing process of a base material and a curing agent.

FIG. 6 is an explanatory view showing an operation of injecting a fluid into the bag body in the first embodiment.

FIG. 7 is an explanatory view showing a state where a block body is formed between the plate body and the base surface in the first embodiment.

FIG. 8 is an explanatory view showing a state in which the bag body and the partition body are set in the insertion tube in the second embodiment.

FIG. 9 is an explanatory view showing an operation of inserting the bag body and the partition body into the back surface side of the plate body through the insertion tube in the second embodiment.

FIG. 10 is an explanatory view showing the work of pushing the partition body apart in the second embodiment.

FIG. 11 is an explanatory view showing an operation of injecting a fluid into a partition body in the second embodiment.

FIG. 12 is an explanatory view showing a state where a block body T is formed between the plate body and the base surface in the second embodiment.

[Explanation of symbols]

 1 Floor plate (plate) 11 Insertion hole 2 Base surface 3 Bag body 31 Injection port 6 Foam-curable fluid A Base B Curing agent T Block body 7 Partition body 8 Bag body

Claims (5)

(57) [Claims] 1. A repairing method for supporting a plate body (1) constituting a floor surface or a wall surface, which is supported at a predetermined interval with respect to a base surface (2), to the base surface (2), which comprises an injection port ( The flexible bag body (3) provided with the plate body (1) is inserted into the plate body (1) through the insertion hole (11) with the inlet (31) side being located on the front surface side of the plate body (1). Between the base and the base surface (2) and into the bag (3) through the inlet (31), the foam-curable flow consisting of the base (A) and the curing agent (B). Between the plate body (1) and the base surface (2) by injecting the body (6) before foaming and hardening, and by foaming and hardening the fluid (6) in the bag body (3). To
A repair method for supporting a plate body, which comprises forming a block body (T) for supporting the plate body (1) with respect to the base surface (2). 2. The method of repairing a plate body support according to claim 1, wherein the bag body (3) is made of an elastic material which is expandable by foaming and hardening of the fluid (6) injected into the bag body (3). . 3. Before the fluid (6) is cured, the fluid (6) is permeated to the outer surface side of the bag (3) and adhered to the back surface of the plate (1) and the base surface (1). The method for repairing the plate support according to claim 1 or 2, wherein the plate support is repaired. 4. The bag (3) can be destroyed by foaming and hardening of the injected fluid (6), and the bag (3) is destroyed by foaming and hardening of the fluid (6). The plate body according to claim 1 or 2, wherein the surface of the block body (T) is exposed, and the surface of the block body (T) is adhered to the back surface of the plate body (1) and the base surface (2). Support repair method. 5. A tubular partition body made of a flexible material that forms a compartment around the insertion hole (11) by intervening in the gap between the plate body (1) and the base surface (2). The partition body (7) and the flexible bag body (8) that pushes the partition body (7) through the insertion hole (11) into the gap and then spreads it into a tubular shape. And the bag body (8) are inserted into the gap between the plate body (1) and the base surface (2) through the insertion hole (11), and the bag body (8) is expanded by the air injection. After the partition body (7) is expanded into the gap in a cylindrical shape, the partition body (7) is inserted through the insertion hole (11).
A foam-curable fluid (6) consisting of a base (A) and a curing agent (B) is injected into the inside of the partition before the foam-curing, and the fluid (6) inside the partition (7) is injected. ) Foaming and hardening of the plate body (1) between the plate body (1) and the base surface (2).
A plate body repairing method, which comprises forming a block body (T) for supporting the above with respect to the base surface (2).