JPH1144084A - Laying structure of floor plate material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the laying structure of a floor plate material, in which no stepped section is generated, which has excellent workability, in which warpage by expansion is reduced and appearance of which is not deteriorated by shrinkage. SOLUTION: A plurality of floor plate materials 10, 10' are laid and flooring is executed, a projecting section 11 is formed to one of each opposed end face of a pair of the adjacent floor plate materials 10, 10' while a recessed section 12, into which the projecting section 11 is fitted, is formed to the other, and the lower section of the projecting section 11 is formed in an upwards inclined plane 18. The lower section of the recessed section 12 is shaped in a downwards inclined plane 19, the projecting section 11 is fitted into the recessed section 12, and the upwards inclined plane 18 and the downwards inclined plane 19 are abutted.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor board laying structure in a prefabricated house or the like.

[0002]

2. Description of the Related Art A conventional floor board laying structure will be described with reference to FIG. The floorboards 30 and 30 'are formed with convex portions 31 and concave portions 32 on opposite end surfaces. First, a nail 35 is driven into the projection 31 of the floor plate 30 and fixed to a floor base material (not shown). Then, the concave portion 32 of the floor plate member 30 ′ is fitted to the convex portion 31 of the floor plate member 30, and the upper portion 33 of the convex portion 31 of the floor plate member 30,
The upper part 34 of the concave part 32 of the floor plate 30 'is brought into contact. In this way, the floor boards 30, 30 'are sequentially connected and laid.

[0003]

However, in the conventional laying structure of the floor plate material 30, the floor plate material 30 nailed to the floor base material is used.
When the vertical plane of the upper part 34 of the floor panel 30 'is laid on the vertical plane of the upper part 33 of the floor panel 30', the vertical movement of the floor panel 30 'is not restricted, and the adjacent floor panel 30, 30' is not restricted. There is a problem that a step is easily generated between the surfaces, and the work of accurately positioning and laying so as not to generate a step is complicated, and the workability is poor.

[0004] Also, upper portions 33, 3 of floor plate members 30, 30 '.
4 and are in contact with each other,
Due to the expansion of 0 ', the edges of the floorboards 30, 30' are warped so as to jump up, and there is a problem that walking becomes an obstacle. Further, when the floorboards 30, 30 'are dried and shrunk, a gap is formed between the upper portions 33, 34 of the floorboards 30, 30', and there is a problem that the head of the nail 35 is exposed and the appearance is deteriorated.

An object of the present invention is to provide a floor board laying structure in which a step is not generated, the workability is excellent, the warpage due to expansion is small, and the appearance is not deteriorated by shrinkage.

[0006]

According to a first aspect of the present invention, there is provided a floor board laying structure in which a plurality of floor boards are laid and a floor finish is applied.
Forming a convex portion on one of the opposed end surfaces of each of a pair of adjacent floor plate materials and forming a concave portion fitted to the convex portion on the other,
The lower part of the convex part is formed on the upward inclined surface, the lower part of the concave part is formed on the downward inclined surface, the convex part is fitted into the concave part, and the upward inclined surface and the downward inclined surface are abutted. It is.

According to the floor board laying structure of the first aspect, the upward slope formed at the lower part of the projection abuts against the downward slope formed at the lower part of the concave part, and is pressed down. There is no step between the surfaces, and the workability when laying a plurality of floor boards and performing floor finishing is excellent.
Further, since the adjacent floor plate material is pressed down by the contact with the downwardly inclined surface, it is possible to prevent the convex portion from pushing up the finish, and to prevent deformation and breakage of the finish.

[0008] The laying structure of the floorboard material according to the second aspect is characterized in that, in the first aspect, a gap is formed between an upper portion of the convex portion and an upper portion of the concave portion. According to the floorboard laying structure of the second aspect, in addition to the effect of the first aspect, a gap is formed between the upper part of the convex part and the upper part of the concave part. However, this gap can absorb the expansion, and it does not warp or crack the surface,
The appearance is not impaired.

According to a third aspect of the present invention, in the floor laying structure, the lower portion of the concave portion is formed so as to protrude laterally from the upper portion of the concave portion, and the lower portion of the concave portion is fixed to the floor base material. It is characterized by being fixed with a tool. According to the floor board laying structure of the third aspect, in addition to the function of the first or second aspect, the lower part of the concave portion protruding laterally is fixed to the floor base material with the fixing tool. The downwardly inclined surface of the lower portion of the recess is fixedly supported by the downwardly inclined surface of the lower portion of the convex portion, so that the fixing strength of the floor plate material is stabilized. In addition, since the lower part of the concave portion is fixed by the fixing tool, the fixing tool is not exposed and the appearance is not deteriorated even if the floor plate material shrinks, and the fixing operation can be easily performed.

According to a fourth aspect of the present invention, in the first or second or third aspect, a gap is formed between the upper surface of the lower portion of the concave portion and the convex portion. It is. According to the floor board laying structure of the fourth aspect, in addition to the operation of the first, second, or third aspect, the downwardly inclined surface of the lower portion of the concave portion is formed by the compressive force due to the expansion of the floor plate material. Even when pushed up by the upward inclined surface, there is a gap between the upper surface of the lower portion of the concave portion and the convex portion, so that the compressive force is relaxed by this gap, and the floor plate does not warp or the surface is broken, and the appearance is impaired. Not.

According to a fifth aspect of the present invention, in the laying structure of the floor plate material according to the first, second, third, or fourth aspect, the lower end portions of the upwardly inclined surface and the downwardly inclined surface are formed as vertical surfaces, and A gap is formed between the convex portion and the concave portion. According to the laying structure of the floor plate material according to the fifth aspect, in addition to the function of the first or second aspect, the third or fourth aspect, the lower ends of the upwardly inclined surface and the downwardly inclined surface are vertical surfaces and are convex. By forming a gap between the concave portion and the concave portion, when the convex portion is fitted into the concave portion, both vertical surfaces come into contact with each other, and the horizontal positioning of the floor plate material is reliably performed, and furthermore, the tip of the upward inclined surface Can be prevented from being chipped. Further, even if a compressive stress acts on the vicinity of the vertical plane due to the expansion of the floorboard, the vertical plane portion is compressed and deformed to absorb the expansion, so that the floorboard can be prevented from warping.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to FIGS. FIG. 1 shows a cross-sectional view of a connecting portion between a pair of adjacent floor slabs 10, 10 '. FIG. 2 is a plan view of the floor panel material 10 (10 ').
Both the X section and the YY section have a structure as shown in FIG.

That is, as shown in FIG. 2, the floor plate 10 has a projection 11 formed on adjacent edges 10a and 10c, and the projection 11 can be fitted on the remaining edges 10b and 10d. A recess 12 having a size is formed. Then, as shown in FIG. 3, the upper portion 13 of the convex portion 11 projects laterally from the lower portion 14 of the convex portion 11, and the lower portion 16 of the concave portion 12 projects laterally from the upper portion 15 of the concave portion 12.

An upwardly inclined surface 18 is formed in the lower portion 14 of the convex portion 11, and a downwardly inclined surface 19 is formed in the lower portion 16 of the concave portion 12. Further, vertical surfaces 20 and 21 are formed at lower ends of the upward inclined surface 18 and the downward inclined surface 19. In addition, the height dimension h of the vertical surfaces 20 and 21 is equal to the floor plate material 10.
Is small enough to collapse the vertical surfaces 20, 21 by the compressive force of the adjacent floor plate material 10. For example, if the thickness of the floor plate material 10 is H = 8 mm, the vertical surface 20,
The height dimension of 21 is h = 1 mm.

Further, tapered portions 22 and 23 are formed at upper ends of the upper portion 13 of the convex portion 11 and the upper portion 15 of the concave portion 12, and a finish coating 24 is applied to the surface of the floor plate material 10. next,
The laying of the floor panel 10 will be described with reference to FIG. First, the lower portion 16 of the concave portion 12 of the floor plate 10 is fixed to the floor base material 27 with a fixing tool 25 such as a nail or a screw. Next, the convex portion 11 of the adjacent floor plate 10 ′ is fitted into the concave portion 12 of the floor plate 10, and the upward inclined surface 18 of the floor plate 10 ′ abuts on the downward inclined surface 19 of the floor plate 10. In this state, a gap 26 is formed between the upper part 15 of the concave part 12 of the floor panel 10 and the upper part 13 of the convex part 11 of the floor panel 10 ', and the concave part 12 of the floor panel 10 and the floor panel 10' A gap 2 between the projection 11
9 ′ are formed and the lower part 16 of the recess 12 of the floorboard 10 is formed.
A gap 29 is also formed between the upper surface of the base plate 10 and the convex portion 11 of the floor panel 10 '. The dimensions of the gaps 26, 29, 29 'are, for example, about 0.2 mm.

According to the laying structure of the floorboard 10 constructed as described above, the downwardly inclined surface 19 formed on the lower portion 16 of the concave portion 12 is brought into contact with the upwardly inclined surface 18 formed on the lower portion 14 of the convex portion 11 so as to hold down. Because it is attached, the adjacent floorboard material 1
There is no step between the surfaces of 0, 10 'and a plurality of floor boards 1
It is excellent in workability when laying 0, 10 'and performing floor finishing.

Further, since the floor plate 10 'is pressed by the downwardly inclined surface 19 of the floor plate 10, the protrusion 1
2 prevents the finished part 28 from being pushed up, thereby preventing the finished part 28 from being deformed or damaged. Further, since the gap 26 is formed between the upper part 13 of the convex part 11 and the upper part 15 of the concave part 12, even if the floor boards 10, 10 'expand after the laying of the floor boards 10, 10', the gap 26 is formed. Can absorb the expansion at
Does not warp or crack the surface and does not impair the appearance.

The lower portion 16 of the concave portion 12 protruding laterally
Is fixed to the floor base material 27 with the fixing tool 25, so that the downwardly inclined surface 1 of the lower portion 16 of the concave portion 12 fixed with the fixing tool 25.
9, the upwardly inclined surface 18 of the lower portion 14 of the convex portion 11 abuts and is supported, and the fixing strength of the floor plate 10 ′ is stabilized. Further, since the lower portion 16 of the concave portion 12 is fixed by the fixing tool 25, the fixing tool 25 is not exposed and the appearance is not deteriorated even when the floor boards 10 and 10 'contract.

Further, since the fixing tool 25 is driven into the lower portion 16 of the concave portion 12 projecting laterally from the upper portion 15 of the concave portion 12,
The fixing work by the fixing tool 25 is easy. In addition, floor board material 1
The recessed portion 1 of the floorboard 10 is compressed by the expansion force of 0, 10 '.
Even if the downwardly inclined surface 19 of the lower part 16 of the second floor 16 is pushed up by the upwardly inclined surface 18 of the lower part 14 of the convex part 11 of the floor plate 10 ′, a gap 29 is formed between the upper surface of the lower part 16 of the concave part 12 and the convex part 11. As a result, the compressive force is reduced by the gap 29, the floor plate 10 'does not warp or the surface is broken, and the appearance is not impaired.

The lower ends of the upwardly inclined surface 18 and the downwardly inclined surface 19 are vertical surfaces 20 and 21, and
By forming a gap 29 'between the first and concave portions 12, when the convex portion 11 is fitted into the concave portion 12, the two vertical surfaces 20, 21 abut against each other, and the horizontal positioning of the floor plate 10' is ensured. It is possible to prevent the tip of the upward inclined surface 18 from being chipped.

Even if compressive stress acts on the vertical surfaces 20, 21 due to the expansion of the floor plates 10, 10 ', the vertical surfaces 20, 21 are compressed and deformed to absorb the expansion. Warpage of 10, 10 'can be prevented. Further, the height dimension h of the vertical surfaces 20, 21 is sufficiently smaller than the thickness dimension H of the floor plate material 10, and the vertical surfaces 20, 21 are crushed by the compressive force due to the expansion of the floor plate materials 10, 10 ', and the warp due to compression. Can be prevented.

Further, the corners of the convex portion 11 and the concave portion 12 are formed in an R shape, so that chipping can be prevented. Further, the upwardly sloping surface 18 of the floor slab 10 ′ is brought into contact with the downwardly sloping surface 19 of the floor slab 10, so that the floor slabs 10 and 10 ′ are sequentially arranged.
Therefore, even if there is an error in the length dimension of each of the floor boards 10, 10 ', it is possible to absorb and adjust the inclined contact portion.

It is not necessary to form the vertical surfaces 20, 21 at the lower ends of the upward inclined surface 18 and the downward inclined surface 19. Further, in the above embodiment, the floor boards 10, 10 'are used.
Gaps 26, 29, 2
9 'is formed, for example, when no gap is formed in the facility state, when a gap 26 is formed only between the upper portions 13 and 15, when a gap 29 is formed only between the lower portion 16 and the convex portion 11, or when the convex portion is formed. The gap 29 ′ may be formed only between the portion 11 and the recess 12, or a combination thereof.

[0024]

According to the laying structure of the floorboard material according to the first aspect, the upwardly inclined surface formed at the lower portion of the convex portion comes into contact with the downwardly inclined surface formed at the lower portion of the concave portion and is pressed down. There is no step between the surfaces of the plate materials, and the workability when laying a plurality of floor plate materials and performing floor finishing is excellent.
Further, since the adjacent floor plate material is pressed down by the contact with the downwardly inclined surface, it is possible to prevent the convex portion from pushing up the finished portion, and to prevent the finished portion from being deformed or damaged.

According to the floorboard laying structure of the second aspect, in addition to the function of the first aspect, a gap is formed between the upper portion of the convex portion and the upper portion of the concave portion. Even if is expanded, expansion can be absorbed in this gap,
The effect of not warping or cracking the surface and not impairing the appearance can be obtained. According to the floor board laying structure of the third aspect, in addition to the function of the first or second aspect, the lower part of the concave portion protruding laterally is fixed to the floor base material with the fixing tool. On the downward slope of the lower part of the fixed recess,
The upwardly inclined surface below the projection is abutted and supported, and the fixing strength of the floor plate material is stabilized. Further, since the lower portion of the concave portion is fixed by the fixing tool, the fixing tool is not exposed and the appearance is not deteriorated even when the floor plate material shrinks, and the effect that the fixing work can be easily performed can be obtained.

According to the fourth aspect of the present invention, in addition to the effect of the first, second, or third aspect, the downwardly inclined surface of the lower portion of the concave portion is formed by the compressive force due to the expansion of the floor plate material. Even when pushed up by the upwardly inclined surface of the lower part, there is a gap between the upper surface of the lower part of the concave part and the convex part, so the compressive force is relaxed by this gap, the floorboard material does not warp or the surface is broken, The effect that the appearance is not impaired is obtained.

According to the fifth aspect of the present invention, in addition to the function of the first, second, third, or fourth aspect, the lower ends of the upwardly inclined surface and the downwardly inclined surface are vertical. In addition, by forming a gap between the convex portion and the concave portion, when the convex portion is fitted into the concave portion, the two vertical surfaces come into contact with each other, and the horizontal positioning of the floorboard material is reliably performed, and furthermore, the upward inclination. Chipping of the front end of the surface can be prevented. Further, even if a compressive stress acts on the vicinity of the vertical plane due to the expansion of the floorboard, the vertical plane is compressed and deformed to absorb the expansion, so that the effect of preventing the floorboard from warping can be obtained.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view of a connecting portion between adjacent floor slabs according to an embodiment of the present invention.

FIG. 2 is a plan view of a floor panel according to the embodiment of the present invention.

FIG. 3 is a sectional view taken along line XX and YY of FIG. 2;

FIG. 4 is a cross-sectional view of a connection portion between adjacent floor boards in a conventional example.

[Explanation of symbols]

 10, 10 'floor board material 11 convex portion 12 concave portion 13 upper portion of convex portion 14 lower portion of convex portion 15 upper portion of concave portion 16 lower portion of concave portion 18 upward inclined surface 19 downward inclined surface 20, 21 vertical surface 25 fixing tool 26, 29, 29 ′ Gap 27 Floor base material 28 Finish

Claims (5)

[Claims] 1. A floor laying structure for laying a plurality of floor slabs and performing floor finishing, wherein a protruding portion is formed on one of end faces of each of a pair of adjacent floor slabs, and the convex is formed on the other. Forming a concave portion to be fitted into the portion, forming a lower portion of the convex portion on an upwardly inclined surface, and forming a lower portion of the concave portion on a downwardly inclined surface, fitting the convex portion into the concave portion, and forming the upwardly inclined surface. A floor plate laying structure, wherein the downwardly inclined surface is in contact with the floor plate. 2. The floor board laying structure according to claim 1, wherein a gap is formed between an upper portion of the convex portion and an upper portion of the concave portion. 3. The lower part of the recess is formed so as to protrude laterally as compared with the upper part of the recess, and the lower part of the recess is fixed to a floor base material with a fixing tool. The laying structure of the described floorboard material. 4. The floor board laying structure according to claim 1, wherein a gap is formed between the upper surface of the lower portion of the concave portion and the convex portion. 5. The device according to claim 1, wherein lower ends of the upwardly inclined surface and the downwardly inclined surface are formed as vertical surfaces, and a gap is formed between the convex portion and the concave portion. The laying structure of the floor plate material according to claim 3 or 4.