JP2000170236A - Repairing method for toilet bowl - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve workability by arranging an incombustible floor panel by removing a prescribed part of the opening part periphery arranged on a floor surface, and arranging a floor plate in an unremoved part. SOLUTION: For example, an existing mortar layer 7 of the opening part periphery after removing an existing Japanese style toilet bowl is removed in a range up to a floor finishing surface from an upper surface of a concrete slab 8 to remove an existing waste pipe. Next, an incombustible floor panel 2 is fixed to an under surface of the slab 8 by an anchor bolt 10, and a floor plate l is fixed on the layer 7 by quickly hardening mortar 9. The panel 2 is fixed to a lower part of the layer 7 from the Japanese style toliet bowl arranging floor side. Next, a material by sandwiching resin impregnated paper by a thin metallic plate is used as the plate 1, and a height adjusting support leg may be arranged. When newly arranging sanitary equipment, a though hole is arranged in the plate 1 and the panel 2, a water supply pipe and a waste pipe are arranged, and the sanitary equipment is installed on the plate 1. Thus, execution work can be easily performed in a short construction period without backfilling an opening part by mortar.

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 toilet, and more particularly to a method for repairing a multi-story building from a Japanese-style toilet to another sanitary facility or a newly installed floor finish in a short period of time and smoothly. It is related to a construction method that can be performed.

[0002]

2. Description of the Related Art Conventionally, there is a construction method as shown in FIG. 11 as a method of repairing a general-purpose toilet in a multi-story building from a Japanese-style toilet to a Western-style toilet. After removing the existing Japanese-style toilet 30, the existing water supply / drainage pipe is removed, a new water supply pipe 28 and a new water drainage pipe 29 are set up from the concrete slab opening 4, and the concrete slab opening 4 is filled with holes. After finishing the floor finishing, a new Western-style toilet bowl 35 is constructed. The existing Japanese-style toilet 30 installed as shown in FIG. 11 (a) is removed from the installation floor by crushing or the like, the fragments of the Japanese-style toilet are collected from the ceiling below, the existing water supply pipe and the existing drain pipe. And remove
11 (b) is reached. Next, concrete slab 8
To expose the existing reinforcing bar 31 buried,
The new reinforcing bar 33 is welded to the existing reinforcing bar 31, the new drain pipe 29 and the new water pipe 28 are raised from the downstairs through the concrete slab opening 4, and the concrete slab opening after removing the existing Japanese toilet 30. 4 is closed by a newly provided lid 32 from the back of the downstairs ceiling, and the state shown in FIG.
Finally, as shown in FIG. 11 (d), the floor is back-filled with the newly-installed mortar 34, cured for drying, and floor-finished. The waterproofing process may or may not be performed, and the figure shows an example in which a new waterproofing layer is laid in the middle of the mortar layer.

[0003] As a method of repairing a general-purpose Japanese-style toilet in a multi-story building to a newly-installed floor finish, a process for starting up a newly-installed plumbing pipe from the description of FIGS. In addition, this excludes the construction process of the newly constructed Western style toilet.

[0004] Floor finishing is performed after smoothing with a self-leveling material or the like as a repair if the construction surface has irregularities.

[0005] Also, a product that can replace an existing Japanese-style toilet with a stool-type toilet simply by simply working from the installation floor, that is, constructing such that a stool-type toilet only for replacement is placed from above the existing Japanese-style toilet. However, if the Japanese-style toilets to be replaced are limited to Japanese-style Western style toilets or can be used for flat-type Japanese style toilets, there is no water supply connection to the replacement-only stool toilet, The ball surface cannot be cleaned and is not sanitary.

Further, as disclosed in Japanese Patent Application Laid-Open Nos. Sho 62-55342 and Hei 5-222759, a method is described in which a toilet loading plate is installed when a Japanese style toilet is modified to a Western style toilet. .

The details found in the publication are as follows. FIG. 9 is a perspective view of a toilet bowl loading plate disclosed in Japanese Patent Application Laid-Open No. Sho 62-55342. The toilet loading plate is provided with four mounting holes and an exit hole penetrating the toilet joint (indicated by a two-dot chain line in the figure), and is a dedicated toilet provided with the toilet loading plate.

FIG. 10 is a perspective view of a toilet loading plate disclosed in Japanese Patent Application Laid-Open No. 5-222759. The toilet loading plate is provided with a frame main body, a receiving stand, and fixing means, and the toilet loading plate is installed on an existing floor surface.

[0009]

According to the conventional general method, the work of filling the hole in the concrete slab after removing the existing Japanese-style toilet bowl is performed by installing a new reinforcing bar and backfilling with mortar.
Curing time until drying is required for a long time, and special skills are required. Since the work is performed by a sculptor, the process control becomes difficult and the cost increases. During the refurbishment period for Japanese style toilets, there is a lot of work on the renovated floor as well as from the lower floor of the ceiling, so it is impossible to use the toilets on the lower floors, and the longer the repair period is, the more troublesome it will be.

When floor finishing is performed, if there is unevenness in the construction surface, the repair is performed after smoothing with a self-leveling material or the like.

Further, after the Japanese style toilet is removed, the mortar surface is not smooth and has considerable irregularities, and the height from the mortar layer upper surface to the floor finish surface is limited to 50 mm or less. In the case of the toilet loading plate, there is a possibility that the height cannot be adjusted or the strength is insufficient due to a reduction in the thickness of the material.

Also, a product that can replace an existing Japanese-style toilet with a stool-type toilet simply by simply working from the installation floor, that is, constructing such that a stool-type toilet only for replacement is placed from above the existing Japanese-style toilet. If the toilets to be replaced are limited to Japanese-style Western style toilets or can be used for flat-type Japanese style toilets, there is no water supply connection to the replacement-only sitting toilets. Cannot be washed and is not sanitary. Furthermore, since the toilet is a replacement toilet only, it often does not match the design of the toilet space, and is hardly used in full-scale renovation.

[0013] When a dedicated toilet bowl provided with a toilet bowl loading plate described in Japanese Patent Application Laid-Open No. Sho 62-55342 is used, a fire resistant structure,
In addition, there is a problem that a waterproof structure cannot be obtained. Furthermore, since the toilet is a replacement toilet only, it often does not match the design of the toilet space, and is hardly used in full-scale renovation.

Further, when the toilet frame described in Japanese Patent Application Laid-Open No. 5-222759 is used, there is a problem in terms of safety due to steps on the finished floor, and the design of the toilet space is often inconsistent. It can hardly be used in full-scale renovation. Further, there is a problem that a fireproof structure and a waterproof structure cannot be obtained.

A floor panel used for an OA floor or the like is a plurality of floor panels laid on a concrete slab to constitute a double floor. The floor plate referred to in the present invention has a different purpose, structure and material. . The floor plate referred to in the present invention is used in a state where the opening provided on the floor surface in the toilet space is backfilled in a short period of time, and is buried from the upper surface of the concrete slab to the floor finishing surface or lower. Therefore, it must be a structure and a material that can withstand the environment peculiar to a toilet, for example, daily cleaning with water or various detergents, temperature and humidity conditions without air conditioning.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to realize a fireproof structure and a waterproof structure without backfilling with mortar and to shorten the construction period, It is an object of the present invention to provide a method of repairing a toilet bowl using a floor plate having a height adjustable and having sufficient strength even if the height dimension from the surface to the finished surface is within 50 mm and the mortar layer has irregularities on the upper surface.

[0017]

According to a first aspect of the present invention, there is provided a method of repairing a toilet bowl, the method comprising the steps of:
After removing the periphery of the opening provided on the floor within a range in the height direction from the upper surface of the concrete slab to the floor finishing surface, a non-combustible floor panel is provided, and a floor plate is provided above the non-removed portion. That is to say.

According to the present invention, after the periphery of the opening provided on the floor is removed within the range of the height direction from the upper surface of the concrete slab to the finished surface of the floor, the floor plate is disposed above the non-removed portion. By doing so, there is no need to backfill the opening with mortar, etc., there is no curing time,
The construction period can be shortened. Also, since no special skills are required, the number of traders can be reduced.

Furthermore, the finished floor surface after renovation has no projections,
It will be flush with the existing floor area, taking safety into consideration, and the design of the toilet space after renovation will not be inferior in appearance.

Further, by disposing the non-combustible floor panel, the opening after removing the Japanese-style toilet bowl can be achieved without using a conventional mortar or the like, thereby achieving a fire-resistant structure with reduced construction work and a short construction period. .

According to a second aspect of the present invention, in the first aspect of the present invention, a floor panel is disposed at a non-removed portion around the opening provided on the floor, and a space between the floor plate and the non-combustible floor panel is provided. It is made of non-combustible material and has a multilayer structure.

According to the present invention, it is possible to achieve a fire-resistant structure in a short period of construction without refilling the opening after removing the Japanese style toilet using a conventional mortar or the like.

Further, since the opening after the Japanese style toilet is removed can be closed only by the work from the floor where the Japanese style toilet is installed, a fireproof structure can be achieved even more in a short construction period.

According to a third aspect of the present invention, in the first and second aspects of the present invention, the floor plate has a sandwich structure in which a resin-impregnated paper is sandwiched between thin metal plates.

According to the present invention, the floor plate has a sandwich structure in which a resin-impregnated paper is sandwiched between thin metal plates, so that the plate thickness can be reduced while obtaining sufficient strength. And on-site processing becomes easy.

According to a fourth aspect of the present invention, in the first to third aspects of the present invention, the height of the floor plate is adjustable.

According to the present invention, even if the floor plate installation surface is uneven, the height and level of the upper surface of the floor plate can be easily adjusted, and the construction period can be further shortened.

According to a fifth aspect of the present invention, in the fourth aspect of the present invention, the height-adjustable floor plate has a structure in which the floor plate is substantially rectangular in plan view and divided into legs.

According to the present invention, after cutting the substantially rectangular plate material in plan view in accordance with the size of the site, the leg portion is mounted on the site at a position where the strength of the substantially rectangular plate material in plan view can be maximized. Becomes possible.

According to a sixth aspect of the present invention, in the first to fifth aspects of the present invention, a floor plate finishing material is disposed above the floor plate.

According to the present invention, the floor finishing step can be simplified, and the construction period can be further shortened.
In addition, since it can be performed without requiring a finisher, the number of occupations and the number of artificial persons can be reduced.

According to a seventh aspect of the present invention, in the first to sixth aspects of the present invention, the floor plate is provided with a through hole for a water supply / drainage pipe, and a new water supply / drainage pipe is provided on the upper surface of the floor plate. This is because new sanitary equipment was installed above.

According to the present invention, it is possible to achieve a fire-resistant structure in a short construction period without refilling the opening after removing the Japanese-style toilet using a conventional mortar, etc. Equipment can be constructed.

According to an eighth aspect of the present invention, when the floor plate is provided in the first to seventh aspects of the invention, a waterproofing treatment is performed.

According to the present invention, it is possible to prevent water from leaking downstairs even if the finished floor surface is flooded.

According to a ninth aspect of the present invention, in the first to eighth aspects, the floor panel is larger than an opening provided on the floor surface.

According to the present invention, the floor panel can be easily fixed on the slab, and even if the flame rises from the downstairs,
It has a fireproof structure to prevent the spread of fire.

The invention according to claim 10 is the invention according to claims 2 to 9
In the invention described in the above, the non-combustible material is filled in the space between the floor plate and the floor panel without any gap.

According to the present invention, together with the non-combustible floor panel, the performance as a fireproof structure is further increased, and the height-adjustable floor plate is reinforced.

[0040]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be specifically described below with reference to the drawings. FIG. 1 is a cross-sectional view showing a structure after construction of claim 1 of the present invention. FIG. 2 is a cross-sectional view showing the structure of the present invention after construction of claim 2. FIG. 3A is a perspective view of a floor plate according to a third aspect of the present invention. FIG. 3B shows a third embodiment of the present invention.
It is a floor plate block diagram. FIG. 3- (c) is a cross-sectional view showing the structure after floor plate construction provided with the floor plate support according to claim 3 of the present invention. Fig. 4-
(A) is a perspective view of a height adjustable floor plate according to claim 4 of the present invention. FIGS. 4- (b) and (c) are sectional views showing the structure of the height-adjustable floor plate according to claim 4 of the present invention. FIG. 5 is an exploded view of a height-adjustable floor plate. FIG. 6 is a cross-sectional view showing a structure after construction of claim 6 in the present invention. Fig. 7- (a)
FIG. 7 is a perspective view of a floor plate provided with a water supply / drain port according to claim 7 of the present invention. FIG. 7B is a cross-sectional view showing a structure after construction of claim 7 in the present invention. FIG. 8 is a cross-sectional view showing a structure after construction of claim 8 in the present invention.
FIG. 9 is a perspective view of a toilet plate in Japanese Patent Application Laid-Open No. Sho 62-55342. FIG. 10 is a perspective view of a toilet plate in Japanese Patent Application Laid-Open No. 5-222759. 11 (a), (b), (c), and (d) show a procedure for repairing a normal multi-story building from a Japanese-style toilet to a Western-style one.

The process of closing the concrete slab opening 4 after removing the Japanese-style toilet according to the present invention in a short period of time will be described with reference to FIG. First, remove the existing Japanese-style toilet, remove the existing mortar layer 7 around the opening,
Remove the existing drain pipe. (State in FIG. 11- (b)) The area around the opening where the floor is removed is about 50 mm larger in the vertical and horizontal directions than the opening. Further, in terms of depth, it may be removed by about 50 mm in consideration of the floor finishing allowance in addition to the thickness of the floor plate 1.

Next, the non-combustible floor panel 2 is installed and fixed with the quick-hardening mortar 9 or the anchor bolt 10. As shown in FIG. 1, the non-combustible floor panel 2 may be fixed from the lower floor ceiling, and the fixing method and the fixing position are not limited. The material of the non-combustible floor panel 2 may be any material as long as it is rigid and has fire resistance, such as an extruded cement plate, and may be a composite panel having a sandwich structure, such as an inorganic plate or rock wool, having a sandwich structure. Absent.

Next, the floor plate 1 is provided. The material of the floor plate 1 may be anything as long as it has strength as a floor material, and may be anything such as an iron plate, but may be cut at a renovation site. It is desirable to use a light material. The floor plate 1 is fixed with a quick-setting mortar 9 or an anchor bolt 10, and a gap with the existing floor is made of a sealing material 1 such as silicon.
Seal using 1. After the non-combustible floor panel 2 is fixed, the non-combustible material 3 is buried between the non-combustible floor panel 2 and the floor plate 1 without any gap, so that further fire resistance can be provided.

As shown in FIG. 2, the non-combustible floor panel 2 is disposed from the floor where the Japanese style toilet is installed, and the quick-setting mortar 9 is provided.
Or, it is fixed with the anchor bolt 10. With this, the concrete slab opening 4 after the Japanese style toilet is removed can be closed only by the work on the floor where the Japanese style toilet is installed, so that a short construction period is possible. When the non-combustible floor panel 2 is fixed in order to provide the structure with fire resistance, it is necessary to embed the quick-hardening mortar 9 without any gap.

Next, in order to further enhance the fire resistance of the structure, after fixing the non-combustible floor panel 2, the non-combustible material 3 is embedded between the non-combustible floor panel 2 and the floor plate 1 without any gap. A sufficient fireproof structure is obtained. In this case, the noncombustible material 3 is desirably nonflammable and soft, such as rock wool. After embedding incombustible material 3, from above,
The floor plate 1 is provided.

As shown in FIGS. 3A and 3B, the structure of the floor plate 1 used in the present invention is a sandwich structure in which a resin-impregnated paper 13 is sandwiched between thin metal plates 12. The material of the floor plate 1 may be any material as long as it has the necessary strength as a floor material, such as an iron plate, but it may be cut at a renovation site, and in consideration of portability,
It is desirable that the material is high in workability, rigid, and light. The reason why the resin-impregnated paper 13 is used is to reduce the weight of the floor material and the workability at the site, and specifically, kraft paper impregnated with a phenol resin is used. The thin metal plate 12 uses stainless steel with a thickness of about 1.2 mm. The shape of the resin-impregnated paper 13 may be, for example, a honeycomb structure, but the shape is not particularly limited.

The floor plate 1 does not need to be constituted by one sheet, but may be constituted by two or more sheets. Fig. 3-
As shown in (c), the floor plate supporting portion 14 may be provided as a reinforcing material for increasing the strength of the floor,
They may be integral or separate, and may have any number.

As shown in FIG. 4A, the floor plate 1
May also have the height-adjusting support legs 15 and may be integral or separate, or may have any number. FIG. 4B shows an example of the height adjusting structure. A height adjusting support leg through hole 16 is provided in the floor plate, and a nut 17 is welded to cover the through hole from the back surface of the floor plate 1, and a height adjusting support formed including a screw portion 18. It has a structure in which the leg 15 can be screwed. The screw portion 18 of the support leg is screwed into the nut 17 on the back surface from above the floor plate 1 so that the height can be adjusted. Note that the nut 17 welded to the back surface of the floor plate 1 preferably has a shape embedded in the floor plate 1. The height adjusting legs are formed in such a shape that the height can be adjusted from above the floor plate 1 with a general tool such as a screwdriver. In addition, the structure of height adjustment is not limited to the said structure, The said floor plate 1
And the height adjustment mechanism may be separate.

FIG. 4C shows an example of another method in which the floor plate 1 and the height adjusting mechanism are separated from each other. Floor plate height adjusting support leg 15 and nut 17
The floor plate leg member 19 is formed as shown in FIG. 5 and has a floor plate leg member fixing hole 36.
Is fixed in advance to the floor plate 1 with the floor plate leg member fixing screws 20. A nut 17 is welded to the floor plate leg member 19 so that the floor plate height adjusting support leg 15 can be screwed in. All materials use steel. As shown in FIG. 1, the floor plate 1 is installed on an existing mortar layer, and the height can be adjusted from above the floor plate 1 by a driver.

As shown in FIG. 6, a floor plate finishing material 21 is provided on the floor plate 1 so that the existing floor finishing portion 6 and the floor plate finishing material 21 can be finished to be flush. . In addition, the existing floor finishing part 6 and the floor plate finishing material 21 are not necessarily flush. Also, if the floor plate finishing material 21 can be constructed on the upper portion of the floor plate 1, the floor plate finishing material 2
The size, material, and shape of 1 are not particularly limited.

As shown in FIG. 7- (a), the floor plate 1
A water supply pipe through hole 22 and a drain pipe through hole 23 are provided in the non-combustible floor panel 2, and a new water supply pipe 28 and a new drain pipe 29 are set up from the through hole of the water supply and drain pipe, and a new sanitation is provided above the floor plate 1. Equipment 24 can be installed. The through hole of the water supply and drainage pipe may be opened at the renovation site, or if the water supply and drainage position is limited depending on the type of newly installed Western-style toilet, it may be opened in advance.

As shown in FIG. 8, a new waterproof layer 25 is provided on the upper surface of the non-combustible floor panel 2 and then closed with the floor plate 1 to ensure a waterproof structure. The material and construction method of the waterproof layer are not limited to these, as long as a waterproof structure can be ensured such as attaching a waterproof sheet or applying a waterproof coating. Further, when the waterproofing process is performed, as shown in FIG. 8, by configuring the new waterproofing layer 25 so as to be connected to the existing waterproofing layer, a more complete waterproofing structure can be secured. Similarly to the above, the material and construction method of the waterproof waterproof layer are not limited to these as long as a waterproof structure can be ensured such as attaching a waterproof sheet or applying a waterproof coating.

[0053]

According to the present invention, the following effects are exhibited by the above configuration. As described above, according to the present invention, when backfilling the opening provided on the floor surface in the repair of a Japanese-style toilet, the periphery of the opening provided on the floor surface is lowered from the upper surface of the concrete slab to the floor. By removing the non-combustible floor panel after removing it within the height direction up to the finished surface, and arranging the floor plate on the upper part of the non-removed part,
There is no need to backfill the opening with mortar or the like,
Curing time is also eliminated, and the construction period can be shortened. Also, since no special skills are required, the number of traders can be reduced.

Further, the finished floor surface after the renovation has no projections,
It will be flush with the existing floor area, taking safety into consideration, and the design of the toilet space after renovation will not be inferior in appearance.

Further, by disposing the non-combustible floor panel, the opening after removing the Japanese-style toilet bowl can be reduced in construction and a fire-resistant structure can be achieved in a short period of time without backfilling with a conventional mortar. .

According to the second aspect of the present invention, a floor panel is provided in a non-removed portion around an opening provided on a floor surface, and a non-combustible material is provided between the floor plate and the non-combustible floor panel to form a multilayer structure. By doing so, it is possible to achieve a fire-resistant structure in a short construction period without refilling the opening after removing the Japanese-style toilet using a conventional mortar or the like.

Further, since the opening after removing the Japanese style toilet can be closed only by the work on the floor where the Japanese style toilet is installed, a fireproof structure can be achieved in a much shorter work period.

According to the third aspect of the present invention, since the floor plate has a sandwich structure in which the resin-impregnated paper is sandwiched between thin metal plates, the plate thickness can be reduced while obtaining sufficient strength. It is easy to carry in and work on site.

According to the fourth aspect of the present invention, since the height of the floor plate is adjustable, the height and level of the upper surface of the floor plate can be easily adjusted even if the floor plate installation surface is uneven. And the construction period can be further shortened.

According to the fifth aspect of the present invention, since the floor plate whose height is adjustable is divided into a substantially rectangular plate material and legs in plan view, the plan view is adapted to the size of the site. After the substantially rectangular plate is cut, the legs can be attached to the position where the strength of the substantially rectangular plate in the plan view can be maximized.

According to the sixth aspect of the present invention, since the floor plate finishing material is disposed above the floor plate, the floor finishing process can be simplified, and the construction period can be further shortened. it can. In addition, since it can be performed without requiring a finisher, the number of occupations and the number of artificial persons can be reduced.

According to the invention of claim 7, a through hole for a water supply / drainage pipe is provided in the floor plate, a new water supply / drainage pipe is provided on the upper surface of the floor plate, and a new sanitary equipment is mounted above the floor plate. By using this method, it is possible to achieve a fire-resistant structure in a short period of time without refilling the opening after removing the Japanese-style toilet using conventional mortar, etc., and construct a new sanitary facility above. can do.

Further, since there is no restriction in selecting a new sanitary facility, the sanitary facilities can be freely selected according to the design of the toilet space.

According to the eighth aspect of the present invention, when the floor plate is disposed, the waterproof treatment is performed, so that even if the finished surface of the floor is flooded, water can be prevented from leaking downstairs. .

According to the ninth aspect of the present invention, since the floor panel is larger than the opening provided in the floor surface, the floor panel can be easily fixed on the slab, and the flame rises from the downstairs. Also, it has a fireproof structure to prevent the spread of fire.

According to the tenth aspect of the present invention, the space between the floor plate and the floor panel is filled with the non-combustible material without any gap, thereby further improving the performance as a fireproof structure together with the non-combustible floor panel. In addition, the height of the floor plate is adjustable.

[0067]

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing a structure after construction according to claim 1 of the present invention.

FIG. 2 is a cross-sectional view showing a structure after construction according to claim 2 of the present invention.

FIG. 3 (a) is a perspective view of a floor plate according to claim 3 of the present invention. (B) It is a floor plate block diagram of Claim 3 in this invention. (C) It is sectional drawing which shows the structure after floor plate construction provided with the floor plate support part of Claim 3 in this invention.

FIG. 4 (a) is a perspective view of a height-adjustable floor plate according to claim 4 of the present invention. (B), (c) It is sectional drawing which shows the structure of the height adjustable floor plate of Claim 4 in this invention.

FIG. 5 is an exploded view of a height-adjustable floor plate.

FIG. 6 is a cross-sectional view showing a structure after construction according to claim 6 of the present invention.

FIG. 7A is a perspective view of a floor plate provided with a water supply / drain port according to claim 7 of the present invention. (B) It is sectional drawing which shows the structure after construction of Claim 7 in this invention.

FIG. 8 is a cross-sectional view showing a structure after construction according to claim 8 of the present invention.

FIG. 9 is a perspective view of a toilet plate in Japanese Patent Application Laid-Open No. 62-55342.

FIG. 10 is a perspective view of a toilet plate in Japanese Patent Application Laid-Open No. 5-222759.

11 (a), (b), (c), (d) shows a procedure for repairing a normal multi-story building from a Japanese-style toilet to a Western-style one.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Floor plate 2 ... Non-combustible floor panel 3 ... Non-combustible material 4 ... Concrete slab opening part 5 ... Existing Japanese-style toilet peripheral floor 6 ... Existing floor finishing part 7 ... Existing mortar layer 8 ... Concrete slab 9 ... Rapid-hardening mortar 10 ... Anchor bolt 11… Sealing material 12… Thin metal plate 13… Resin-impregnated paper 14… Floor plate support 15… Floor plate height adjustment support leg 16… Height adjustment support leg through hole 17… Nut 18… Screw part 19 ... Floor plate leg member 20 ... Floor plate leg member fixing screw 21 ... Floor plate finishing material 22 ... Water supply pipe through hole 23 ... Drainage pipe through hole 24 ... New sanitary equipment 25 ... New waterproof layer 26 ... Existing waterproof layer 27 ... Cleaning device 28… New water supply pipe 29… New drain pipe 30… Existing Japanese style toilet 31… Existing reinforcing steel 32… New The lid 33 ... new rebar 34 ... new mortar 35 ... establishment of toilet stool 100 ... bowl mounting plate 101 ... attachment hole 102 ... 臨出 holes 103 ... the toilet fitting 104 ... frame body 105 ... pedestal 106 ... fixing means

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Koichi Sakaguchi 2-1-1 Nakajima, Kokurakita-ku, Kitakyushu-shi, Fukuoka

Claims (10)

[Claims] When refilling an opening provided on a floor surface in repairing a toilet bowl in a toilet space, the periphery of the opening provided on the floor surface is filled in a height direction from an upper surface of a concrete slab to a finished floor surface. A method of repairing a toilet bowl, comprising disposing a non-combustible floor panel after removal within the area and disposing a floor plate above the non-removed part. 2. A multi-layer structure, wherein a non-combustible floor panel is provided at a non-removal portion around an opening provided on the floor surface, and a non-combustible material is provided between the floor plate and the non-combustible floor panel. The method of repairing a toilet according to claim 1, 3. The method for repairing a toilet according to claim 1, wherein the floor plate has a sandwich structure in which resin-impregnated paper is sandwiched between thin metal plates. 4. The method for repairing a toilet according to claim 1, wherein the height of the floor plate is adjustable. 5. The method of repairing a toilet according to claim 4, wherein the height-adjustable floor plate is divided into a substantially rectangular plate material and a leg in plan view. 6. The method for repairing a toilet according to claim 1, wherein a floor plate finishing material is disposed above the floor plate. 7. A water supply / drainage pipe through hole is provided in the floor plate and the non-combustible floor panel, a new water supply / drainage pipe is provided above the floor plate, and a new sanitary equipment is mounted above the floor plate. 7. The method according to claim 1, wherein
Repair method of toilet bowl described in any of 8. The method for repairing a toilet according to claim 1, wherein the floor plate is provided with a waterproof treatment when the floor plate is provided. 9. The non-combustible floor panel is larger than an opening provided in the floor surface.
Repair method of toilet bowl described in any of 10. The toilet repair method according to claim 1, wherein the non-combustible material is filled in the space between the floor plate and the floor panel without any gap.