JP2000234398A - Dirt floor structure for building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a dirt floor structure for a building capable of reducing the cost, preventing the heat generated by heating from being relieved, and allowing a pipe to be simply repaired. SOLUTION: This dirt floor structure is provided on the underfloor ground surface 2 in a continuous footing 1 executed at the outer peripheral portion of a building A. A dirt floor 3 is formed with a synthetic resin foam board 4, and a stainless mesh (termite-proof sheet) 5 made of a corrosion-resistant material resistant to the secretion of termites is provided between the synthetic resin foam board 4 and the underfloor ground surface 2.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor structure of a building.

[0002]

2. Description of the Related Art As shown in FIG. 8, a conventional interstitial floor 53 in a building A is provided, for example, inside a solid foundation slab 54 or a cloth foundation constructed on an outer peripheral portion of the building A. Floor slabs (not shown) and the like are known.

[0003]

However, the above-mentioned conventional slab floor 53 is made of reinforced concrete, requires a large amount of concrete and reinforcing bars, and requires a lot of labor for arranging the reinforcing bars. There is a problem.

In addition, since the base slab 54 and the floor slab, etc., become heat accumulators and heat is taken away by them, there is a problem that if continuous heating is not adopted, the slab is not immediately warmed when heating is started. is there.

Further, when repairing the pipe 9 penetrating the soil floor 54, it is necessary to destroy a part of the foundation slab 54, the floor slab, etc., and to reconstruct the broken part after repairing the pipe 9. Therefore, there is a problem that it takes much time and effort.

[0006] The present invention has been made in view of the above problems, and can reduce costs.
Moreover, it is an object of the present invention to provide a floor structure of a building in which heat generated by heating is not lost and piping repair can be easily performed.

[0007]

Means for attaining the above object are as follows. First, a ground floor provided on a floor basement inside a cloth foundation constructed on an outer peripheral portion of a building. The structure, wherein the floor is made of a synthetic resin foam plate, and between the synthetic resin foam plate and the floor substrate surface, is made of a corrosion-resistant material resistant to termite secretions. It has interposed a termite sheet.

Second, a plurality of synthetic resin foam plates are laid on the termite sheet.

Thirdly, the edge of the termite-control sheet is attached to at least one of a foundation, a bracelet, and a pipe provided inside the cloth foundation, and to the cloth foundation.

A fourth feature is that a plurality of termite-control heat insulating plates each having a termite-control sheet attached to the lower surface of the synthetic resin foam board are laid on the floor base board surface.

Fifthly, at least a part of the edge of the termite-control sheet is made to protrude sideways from the synthetic resin foam plate, and this protruding portion is sandwiched under the adjacent termite-control heat-insulating plate. It is in.

Sixth, at least a side surface of the synthetic resin foam plate is covered with an edge of the termite sheet.

Seventhly, a contact portion between the termite-insulating heat-insulating plates adjacent to each other, a contact portion between the termite-proof heat-insulating plate and the cloth base, and an inner portion of the termite-proof heat insulating plate and the cloth base. At least one of the foundation, the slab, and the pipe provided in the above is closed with a filler containing at least cement and fine aggregate.

Eighth, the edge of the termite sheet covering the side surface of the synthetic resin foam plate is attached to the upper surface of the synthetic resin foam plate.

Ninth, the termite sheet has flexibility.

A tenth aspect is that the termite control sheet has a plurality of anchor holes in at least one direction having a size of twice or less a maximum size in a cross section of the head of the termite.

[0017]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the floor structure of the building A according to the first embodiment is a structure of the floor 3 provided on the floor baseboard 2 inside the cloth foundation 1 constructed on the outer peripheral portion of the building A. The earth floor 3 is composed of a plurality of synthetic resin foam plates 4, and a stainless mesh (termite-proof sheet) 5 is provided between the plurality of synthetic resin foam plates 4 and the floor substrate 2. Is interposed.

The cloth foundation 1 is constructed, for example, in a rectangular shape or the like in plan view on the outer peripheral portion of the building A, and has an inverted T-shaped cross section from the rising portion 6 and the base portion 7. Further, a cloth foundation 8 such as a partition foundation and a pipe 9 are provided inside the cloth foundation 1. The foundation provided on the inner side of the cloth foundation 1 at the outer peripheral portion is not limited to the cloth foundation 8 as in this embodiment, but is
An independent foundation or the like may be provided together with or instead of the cloth foundation 8. Further, shackles may be provided as necessary.

The earth floor 3 is provided on the floor base 2 inside the cloth foundation 1 and is composed of a plurality of synthetic resin foam plates 4 laid vertically and horizontally.

The synthetic resin foam plate 4 is a synthetic resin foam plate formed in an appropriate size. The material of the synthetic resin foam plate 4 is, for example, expanded polyolefin such as expanded polypropylene or expanded polyethylene, or expanded polystyrene. , Foamed polyurethane, foamed polyvinyl chloride and the like.

As shown in FIG. 2, the stainless steel mesh 5 is woven from a stainless steel wire 11 which is a corrosion-resistant material having a Shore hardness of at least about 70, which is resistant to termite secretions as shown in FIG. It has a plurality of stitches (anchor holes) 12 and is flexible.

The termite 10 is an incompletely metamorphic insect living in a social life related to cockroaches, and is a general term for the termite (Isoptera) Isoptera. Examples of such termites 10 include various termites such as Yamato termite and house termite. As shown in FIG. 3, the termite 10 has a non-deformable rigid head 10a.
On the other hand, it has a slightly larger maximum cross-sectional dimension than the head 10a, and has a relatively soft and weak body 10b.

The corrosion-resistant material is not limited to stainless steel, but has a hardness that is resistant to secretions such as formic acid released from the termites 10 and that the termites 10 cannot chew, preferably at least about It has a Shore hardness of 70, or an impact strength that cannot be crushed, and has a service life of several tens of years under the use environment, as long as it has ceramics, glass, synthetic resin, rubber,
Various materials such as metals can be used.

As shown in FIG. 1, if a termite sheet such as a stainless mesh 5 is interposed between the synthetic resin foam plate 4 and the floor surface 2, the termites 10 are It is possible to prevent the synthetic resin foam plate 4 from entering from inside. Therefore, there is an advantage that the heat insulating effect of the synthetic resin foam plate 4 can be maintained for a long period of time, and the termite 10 can also prevent damage to the shaft assembly B and the floor assembly C. Further, since the floor 3 is made of an inexpensive synthetic resin foam plate 4, the cost can be reduced, and there is an advantage that heat by heating is not taken away. Further, even when the pipe 9 is repaired, it is only necessary to peel off the synthetic resin foam plate 4 around the pipe 9, so that there is an advantage that the work involved in the repair is simple.

Here, when a plurality of synthetic resin foam plates 4 are laid on the termite-proof sheet as in this embodiment, the handling and transportation of the synthetic resin foam plates 4 are easy, and the floor base plate is used. If an appropriate shape, size, and number of synthetic resin foam plates 4 are prepared according to the planar shape of the surface 2, there is an advantage that various floors 3 can be constructed.

The edge 5a of the termite control sheet is formed, for example, slightly longer, and the edge 5a is
Or at least one of a foundation such as the cloth foundation 8, a bundling stone, and a pipe 9 with a fastening member such as a nail, a screw, a staple,
In addition, if the termites 10 are attached to the cloth foundation 1, no gap is formed between the termite sheet and the cloth foundation 1 or the like, so that there is an advantage that intrusion of the termite 10 can be reliably prevented. The fastening member may be made of, for example, copper, zinc, brass, or the like, as necessary, or may contain the terminating member to exert a termite repellent effect.

The edge 5a of the termite sheet may be attached before the synthetic resin foam plate 4 is laid, but the edge 5a is formed so as to protrude from the upper surface 4c of the synthetic resin foam plate 4 by a predetermined length. The mounting operation may be performed after the synthetic resin foam plate 4 is laid. When the edge 5a of the termite control sheet is attached to the pipe 9, the edge may be clamped to the outer peripheral surface of the pipe 9 by an annular clamp in addition to bonding with the adhesive cement 14 or the like.

Further, when the termite sheet has a plurality of anchor holes such as the stitches 12, there is an advantage that the material cost can be reduced. Further, in this case, when the edge 5a of the termite-control sheet is bonded to the cloth base 1 or the like with the adhesive cement 14 or the like, there is an advantage that the anchor effect can be used to more firmly bond. Examples of the termite control sheet having a plurality of anchor holes include, in addition to the stainless steel mesh 5 of this embodiment, a punching metal formed by punching a plurality of circular anchor holes, or a plurality of shearing grooves. And a metal sheet having a plurality of anchor holes provided by forming the same.

In addition, the size of the anchor hole is adjusted in at least one of the directions by the head 10 of the termite 10.
If the maximum dimension H is not more than twice as large as the horizontal cross section a, the terminus 10 has a dimension such that the soft body 10b of the termite 10 comes into contact with the anchor hole, and the termite 10 dislikes it. There is an advantage that can be prevented.

The maximum dimension H is, for example, about 1.1 to 1.25 mm for house termites and about 1.0 to 1.2 mm for house termites. In this case, it is desirable that the size of the anchor hole is set to about 2.4 mm or less in at least one direction. The shape of the anchor hole is not particularly limited, and may be an appropriate shape such as a rectangular shape or a circular shape. In short, the dimension of the anchor hole may be 2H or less in any one direction or two or more directions.

The termite sheet is made of stainless steel mesh 5
In the case of having flexibility as in the above, there is an advantage that it is easy to handle, and it is possible to perform shaping or the like at a construction site, so that construction of the termite sheet is simple.

Examples of such a flexible termite-proof sheet include, in addition to the stainless steel mesh 5, a relatively thin sheet such as a synthetic resin or metal, and a sheet having a plurality of anchor holes. Good. If the termite sheet does not have flexibility, the termite sheet may be formed into an appropriate shape in advance according to the shape of the portion where the termite sheet is to be applied.

As shown in FIGS. 4 and 5, the floor structure of the building A according to the second embodiment is different from that of the first embodiment in that
A lower surface 4 of the synthetic resin foam plate 4 is provided on the base floor surface 2.
A plurality of termite-proof heat insulating plates 21 each having the stainless steel mesh 5 attached thereto are laid on d.

The termite-insulating heat insulating plate 21 is composed of a synthetic resin foam plate 4 and a stainless steel mesh 5 which is partially or entirely bonded or heat-welded to the lower surface 4d of the synthetic resin foam plate 4. I have. Therefore, there is an advantage that the construction can be rationalized as compared with the case where the termite-proof sheet such as the stainless steel mesh 5 and the synthetic resin foam plate 4 are separately constructed as in the first embodiment.

Here, as shown in FIG. 5, an edge 5a of the termite sheet is projected laterally from, for example, two sides of the synthetic resin foam plate 4, and this projected portion is vertically and horizontally adjacent to the termite termite. If the termites are laid so as to be sandwiched under the heat insulating plate 21, no gap is formed between the termite-control sheets of the adjacent termite-proof heat insulating plates 21, so that there is an advantage that the termite 10 can be reliably prevented from entering. In this case, it is sufficient that at least a part of the edge portion 5a of the termite-control sheet protrudes from the synthetic resin foam plate 4. In addition to those protruding from the sides, those protruding from one side, three sides, four sides, or the like of the synthetic resin foam plate 4 may be appropriately used. In the same manner as in the first embodiment, it is desirable that the projecting portion of the termite-control sheet is attached to the base such as the cloth base 1 and the cloth base 8, the pipe 9, and the portion that comes into contact with the slab.

As shown in FIG. 6, the floor structure of the floor of the building A according to the third embodiment is different from that of the first embodiment in that the stainless steel mesh A plurality of termite-proof heat insulating plates 31 to which the respective synthetic resin foam plates 4 are attached.
The periphery of the side surface 4e and the upper surface 4c is covered with an edge 5a of the stainless steel mesh 5.

As shown in FIG. 7, the edge 5a of the stainless steel mesh 5 or the like is previously attached to the periphery of the side surface 4e or the upper surface 4c of the synthetic resin foam plate 4 by gluing or heat welding in order to streamline the construction. It is preferable that the stainless steel mesh 5 or the like is attached only to the lower surface 4d of the synthetic resin foam plate 4, and the edge 5a of the stainless mesh 5 or the like is bent and covered when the heat-insulating plate 31 is laid. You may make it.

As described above, the side surface 4e of the synthetic resin foam plate 4
Is covered with a termite sheet such as a stainless steel mesh 5 or the like, a contact portion 32 between the termite-insulating heat insulating plates 31 adjacent to each other, a contact portion between the termite-proof heat insulating plates 31 and the cloth base 1. 33, a contact portion 34 between the termite-proof insulating plate 31 and the foundation such as the cloth foundation 8, a contact portion 35 between the termite-proof insulating plate 31 and the pipe 9, a termite-proof insulating plate 31 and the slab There is an advantage that even if a gap is formed in the abutting portion (not shown), and the termite 10 enters the gap, the synthetic resin foam plate 4 can be protected from damage by the termite 10.

The contact portions 32, 33, 34, 3
If 5 and the like are closed with a filler containing at least cement and fine aggregate such as an adhesive cement 14, etc., the termites 10 have entered the gaps formed in the abutting portions 32, 33, 34, 35 and the like. Even in such a case, there is an advantage that it can be prevented from proceeding further upward. Furthermore, when the edge 5a of the stainless steel mesh 5 or the like is also attached to the upper surface 4c of the synthetic resin foam plate 4, the synthetic resin foam plate 4 can be more reliably protected from damage by the termites 10, and the filler is also used. In addition to being easy to apply, when the stainless steel mesh 5 or the like has an anchor hole, there is an advantage that the filler can be more firmly bonded by the anchor effect.

In the above-described first to third embodiments, the case has been described in which the underfloor space 41 is formed inside the cloth foundation 1 by providing the earth floor 3 at a relatively low position. The present invention is not limited to this, and the slab floor 3 may be provided at a higher position and constructed with no or almost no underfloor space 41.

On the outer surface 6a and the inner surface 6b of the rising portion 6 of the cloth base 1, if necessary, a synthetic resin foam plate 4 is provided.
The termite-control heat-insulating plate 42 or the like having the termite-control sheet attached thereto is adhered to the predetermined area, or the termite-control sheet is attached to the synthetic resin foam plate 4 adhered to the rising portion 6 to have the termite-control effect. Basic heat insulation may be achieved. In addition,
In the case where the termite-control heat insulating plate 42 or the like is brought into close contact with the inner side surface 6b of the rising portion 6, when attaching the edge 5a of the termite-control sheet to the cloth base 1, the edge portion is provided via the termite-control heat-insulating plate 42 or the like. What is necessary is just to adhere | attach or fix 5a to this heat-insulating board 42 for termites.

[0042]

As described above, according to the first aspect of the present invention, the earthen floor is made of a synthetic resin foam board, and the barrier is provided between the synthetic resin foam board and the floor substrate. Since the ant sheet is interposed, it is possible to prevent termites from entering the synthetic resin foam plate from the ground. For this reason, there is an advantage that the heat insulating effect of the synthetic resin foam plate can be maintained for a long period of time, and that the termites can prevent damage to the shaft and floor. In addition, since the slab is made of an inexpensive synthetic resin foam plate, the cost can be reduced, and there is an advantage that heat by heating is not taken away. Furthermore, even when repairing the piping, it is only necessary to peel off the synthetic resin foam plate around the piping, so that there is an advantage that the work involved in the repair is simple.

According to the second aspect of the present invention, since a plurality of synthetic resin foam plates are laid on the termite-control sheet, handling and transportation of the synthetic resin foam plates are easy, and the floor base plate surface If an appropriate shape, size, and number of synthetic resin foam plates are prepared according to the planar shape, there is an advantage that various floors can be constructed.

According to the third aspect of the present invention, the edge of the termite-controlling sheet is attached to the foundation,
Since it is attached to at least one of the pipes and the cloth base and the cloth base, no gap is formed between the termite sheet and the cloth base and the like, so that there is an advantage that intrusion of termites can be surely prevented.

According to the fourth aspect of the present invention, a plurality of termite-control heat insulating plates each having a termite-control sheet attached to the lower surface of the synthetic resin foam plate are laid on the floor base board surface. There is an advantage that the construction can be rationalized as compared with the case where the sheet and the synthetic resin foam board are separately constructed.

According to the fifth aspect of the present invention, at least a part of the edge of the termite sheet is made to project laterally from the synthetic resin foam plate, and this projecting portion is formed on the adjacent termite heat insulating plate. Since it is sandwiched below, no gap is formed between the termite-control sheets of the adjacent heat-insulating plates for termite control, so that there is an advantage that intrusion of termites can be reliably prevented.

According to the sixth aspect of the present invention, at least the side surface of the synthetic resin foam plate is covered with the edge of the termite control sheet. A contact portion between the ant insulation plate and the cloth base, a contact portion between the termite insulation plate and the inner foundation of the cloth base, a contact portion between the termite insulation plate and the pipe, and ant control Even when a gap is formed in the contact portion between the heat insulating board and the slab, and the termites enter the gap, there is an advantage that the synthetic resin foam board can be protected from damage by the termite.

According to the seventh aspect of the present invention, the contact portions between the termite-insulating heat insulating plates adjacent to each other, the contact portions between the termite-control insulating plates and the cloth base, and the termite-insulating heat insulating plates and the When a termite invades a gap formed in the abutting portion because the abutting portion with at least one of the foundation, the slab and the pipe provided inside the cloth foundation is closed with the filler. However, there is an advantage that it can be prevented from proceeding further upward.

According to the eighth aspect of the present invention, since the edge of the termite sheet covering the side surface of the synthetic resin foam plate is attached to the upper surface of the synthetic resin foam plate, the synthetic resin foam plate is formed by termites. There is an advantage that the filler can be more reliably protected from corrosion, the filler can be easily applied, and the filler can be more firmly bonded by the anchor effect when the termite sheet has an anchor hole.

According to the ninth aspect of the present invention, the termite sheet is flexible, so that it can be easily handled and can be shaped at a construction site. There is an advantage.

According to the tenth aspect of the present invention, since the termite-control sheet has a plurality of anchor holes, the material cost can be reduced, and the edge of the termite-control sheet is adhered to the cloth base or the like with adhesive cement or the like. In this case, there is an advantage that bonding can be more firmly performed by the anchor effect. Further, the anchor hole is at least twice as large as the maximum dimension in the cross section of the head of the termite in at least one direction, that is, the dimension is such that the soft body of the termite contacts the anchor hole. This is advantageous in that termite infestation can be reliably prevented.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a slab floor structure of a building according to a first embodiment.

FIG. 2 is an enlarged plan view of a main part of the termite sheet of FIG. 1;

FIG. 3 (a) is a plan view of a termite, and FIG. 3 (b) is a YY of (a).
Line sectional view.

FIG. 4 is a sectional view showing a slab floor structure of a building according to a second embodiment.

FIG. 5 is a perspective explanatory view showing an example of a laying state of a heat-insulating plate for termite control used on the floor in FIG. 4;

FIG. 6 is a sectional view showing a slab floor structure of a building according to a third embodiment.

FIG. 7 is a perspective view of an example of a heat-insulating plate for termites used for the floor in FIG. 6;

FIG. 8 is a sectional view showing a conventional example.

[Explanation of symbols]

 A Building 1 Cloth foundation 2 Base floor 3 Soil floor 4 Synthetic resin foam board 4c Upper surface 4d Lower surface 4e Side surface 5 Stainless steel mesh (termite sheet) 5a Edge 8 Cloth foundation (foundation) 9 Piping 10 Termite 10a Head 12 stitch ( Anchor hole) 14 Adhesive cement (filler) 21, 31 Insulation board for termite control 32, 33, 34, 35 Contact part

Continued on the front page F term (reference) 2E001 DD01 DH14 FA21 FA22 GA12 GA18 GA24 GA32 HA01 HA11 HA14 HB01 HB03 HD03 HD07 HD08 HD11 HE01 LA01 LA04 LA12

Claims (10)

[Claims] 1. A structure of a dirt floor provided on a floor foundation board inside a cloth foundation constructed on an outer peripheral portion of a building, wherein the dirt floor is made of a synthetic resin foam plate,
An earth floor structure for a building, wherein a termite sheet made of a corrosion-resistant material resistant to termite secretions is interposed between the synthetic resin foam plate and the floor substrate. 2. The floor structure of a building according to claim 1, wherein a plurality of synthetic resin foam boards are laid on the termite sheet. 3. An edge of the termite-control sheet is attached to at least one of a foundation, a bracelet, and a pipe provided inside the cloth foundation, and to the cloth foundation. Item 3. The earth floor structure of the building according to item 1 or 2. 4. The building according to claim 2, wherein a plurality of termite-control heat insulating plates each having a termite-control sheet attached to a lower surface of the synthetic resin foam plate are laid on the floor base board surface. Soil floor structure. 5. The termite-control sheet is characterized in that at least a part of an edge of the termite-control sheet is protruded laterally from the synthetic resin foam plate, and this protruding portion is sandwiched under an adjacent termite-control heat-insulating plate. The floor structure of a building according to claim 4, wherein: 6. The floor structure of a building according to claim 4, wherein at least a side surface of the synthetic resin foam board is covered with an edge of the termite control sheet. 7. An abutting portion between the termite-proof heat insulating plates adjacent to each other, a contact portion between the termite-proof insulating plate and the cloth base, and an inner portion between the termite-proof insulating plate and the cloth base. 7. An interstitial floor structure for a building according to claim 6, wherein at least one of the abutment, the slab and the pipe is abutted with a filler containing at least cement and fine aggregate. . 8. The floor of a building according to claim 6, wherein an edge portion of the termite sheet covering the side surface of the synthetic resin foam plate is attached to an upper surface of the synthetic resin foam plate. Construction. 9. The earth floor structure of a building according to claim 1, wherein the termite sheet has flexibility. 10. The termite control sheet according to claim 1, wherein the termite control sheet has a plurality of anchor holes having a size not more than twice as large as a maximum size in a cross section of the head of the termite in at least one direction. 10. The floor structure of the building according to any one of 9 above.