JP2017160609A - Double floor structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a double floor structure of improved workability.SOLUTION: A double floor structure 100 includes a plurality of supporting legs 2 installed at almost equal intervals on a floor slab 1, a floor material 3 supported on the supporting legs 2, and a wall material 5 erected on the floor material 3. No supporting leg 2 is installed directly underneath the wall material 5. The floor material 3 includes a lower floor panel 30 supported on the supporting leg 2, and an upper floor panel 40 installed on top of the lower floor panel 30 and supporting the wall material 5.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a double floor structure.

  Conventionally, in apartment houses such as apartments, support legs are installed on floor slabs, floor base materials such as particle boards and plywood are installed on the support legs, and floor finishing materials are laid on the floor base materials. A heavy floor structure is adopted.

For example, in Patent Document 1 below, in a place where a partition wall is erected on the floor base material, support legs are disposed through the floor base material at positions immediately below the partition wall, and the partition wall is fixed. A double floor structure has been proposed in which a wall support material is supported by support legs. In this double floor structure, the support leg is provided with a hollow portion that reaches the bottom surface of the support leg in the vertical direction, and the support leg is fixed to the floor slab by an adhesive filled in the hollow portion. It is.
There is also known a configuration in which support legs are disposed below the floor base material and directly below the partition wall, and the partition wall directly above the floor base material is supported by the support leg.

JP 2002-285666 A

However, in the configuration described in Patent Document 1, the floor base material is provided with an insertion hole for inserting the support leg, and an adhesive is filled to fix the support leg to the floor slab. Since work takes place and it takes time until the adhesive is cured, there is a problem that it takes time and labor for construction.
In addition, in the configuration in which the partition wall directly above is supported by the support legs through the floor base material, the place where the support legs are installed and the place where the partition wall is installed must be inked on the floor slab. There is a problem that it takes time. Furthermore, in places where support legs are placed directly under the partition wall, processing for providing a fixing tool such as a bolt for fixing the partition wall to the support leg must be provided in the floor base material, which requires a lot of work. There is a problem that it takes.

  Then, this invention is made | formed in view of the said situation, and provides the double floor structure which improved workability | operativity.

In order to achieve the above object, the present invention employs the following means.
That is, the double floor structure according to the present invention is provided on a floor slab with a plurality of support legs installed at substantially the same interval, a floor material supported by the support legs, and a standing structure on the floor material. And the support legs are not arranged immediately below the wall material.

  In the double floor structure configured in this way, the plurality of support legs are installed on the floor slab at substantially the same interval, and no support legs are arranged immediately below the wall material standing on the floor material. It is a configuration. Therefore, since it is not necessary to install the support leg directly under the wall material, it is not necessary to mark the position of the wall material on the floor slab. Further, since the support legs need only be installed on the floor slab at substantially the same interval, it does not take time for the ink marking work on the floor slab. Furthermore, it is not necessary to provide the floor material with a process for fixing the wall material to the support leg. Therefore, the workability accompanying the installation of the wall material can be improved.

  Further, in the double floor structure according to the present invention, the floor material is a lower floor panel supported by the support legs, and an upper floor panel that is installed above the lower floor panel and supports the wall material. It is preferable to have.

  In the double floor structure configured as described above, the flooring material is vertically divided into a lower floor panel and an upper floor panel. The operator can carry and install the lower floor panel and the upper floor panel separately. Therefore, compared with the case where the floor material of the same mass is comprised by the one thing which is not divided | segmented up and down, the burden of the operator at the time of conveyance, installation, etc. can be reduced.

  Further, in the double floor structure according to the present invention, the lower floor panel is configured by a plurality of unit panels formed in a rectangular shape having a short side and a long side, and the support legs are arranged. The unit panel is installed such that the interval and the length of the short side of the unit panel are substantially the same, and the short side is disposed between the two supporting legs adjacent to each other. May be.

  In the double floor structure configured as described above, when installing the unit panel of the lower floor panel, the short side of the unit panel is arranged between two adjacent support legs, Since the unit panel may be installed, the unit panel can be easily positioned. Moreover, since the short side arrange | positioned ranging between two adjacent support legs is supported by a support leg, a short side does not bend below.

  According to the double floor structure according to the present invention, workability can be improved.

It is a top view which shows the double floor structure which concerns on one Embodiment of this invention. It is II sectional drawing of FIG.

A double floor structure according to an embodiment of the present invention will be described with reference to the drawings.
FIG. 1 is a plan view showing a double floor structure according to an embodiment of the present invention. 2 is a cross-sectional view taken along the line II of FIG. In FIG. 1, the illustration of the upper floor panel is omitted.
The double floor structure of this embodiment is installed in an apartment house such as an apartment or an apartment.

  As shown in FIG. 2, the double floor (double floor structure) 100 includes a floor slab 1, a plurality of support legs 2 installed on the floor slab 1, and a floor material 3 supported by the support legs 2. It is equipped with.

  Each support leg 2 includes a pedestal 21 installed on the floor slab 1, a column 22 extending upward from the pedestal 21, and a support plate 23 supported by the column 22.

  As shown in FIG. 1, the support legs 2 are arranged on the floor slab 1 at substantially the same pitch (equal intervals) in the X and Y directions orthogonal to each other. In the present embodiment, the direction along the wall panel W such as a boundary wall of the living room is the Y direction, and the support legs 2 are arranged at a pitch of about 450 mm in both the X and Y directions. For example, the pitch A in the X direction is 465 mm, and the pitch B in the Y direction is 459 mm.

  As shown in FIG. 2, the flooring 3 has a lower floor panel 30 supported by the support legs 2 and an upper floor panel 40 installed on the upper side of the lower floor panel 30.

  As shown in FIG. 1, the lower floor panel 30 includes a plurality of unit panels 31 arranged adjacent to each other in the X direction and the Y direction. Each unit panel 31 is fixed to a support plate 23 (see FIG. 2) of the support leg 2 with a fixing tool (not shown) such as a screw.

  The unit panel 31 is formed in a rectangular shape having a short side 32 and a long side 33. The length of the short side 32 is substantially the same as the arrangement pitch of the support legs 2. In the present embodiment, the unit panel 31 employs, for example, a particle board having a length of 450 mm of the short side 32 × length of 1820 mm of the long side 33 × thickness of 20 mm. The adjacent unit panels 31 are arranged with a gap (joint) of 15 mm, for example.

  The unit panel 31 is arranged so that the short side 32 is along the X direction and the long side 33 is along the Y direction. Further, the short side 32 of the unit panel 31 is disposed across a plurality of support legs 2 adjacent in the X direction. Further, the long side 33 of the unit panel 31 is disposed across a plurality of support legs 2 adjacent in the Y direction. In the present embodiment, the short side 32 of the unit panel 31 is disposed across the two support legs 2 adjacent in the X direction, and the long side 33 of the unit panel 31 is the five support legs arranged in the Y direction. It is arranged across two.

  In this embodiment, the upper floor panel 40 (see FIG. 2) employs, for example, a 12 mm thick plywood, and a predetermined size of plywood is disposed adjacent to each other in the X direction and the Y direction. Each plywood is fixed to the unit panel 31 of the support leg 2 with a fixing tool (not shown) such as a screw. The plywood joint is preferably arranged at a position that does not overlap the joint of the unit panel 31 in plan view.

  As shown in FIG. 2, a floor finish 41 is provided on the upper floor panel 40. In the present embodiment, for example, a flooring having a thickness of 12 mm is used as the floor finish 41, and floorings having a predetermined size are disposed adjacent to each other in the X direction and the Y direction (see FIG. 1).

  A partition wall (wall material) 5 is installed on the upper floor panel 40 of the floor material 3. The partition wall 5 is installed in the location where the floor finishing material 41 is not provided in the upper floor panel 40.

  The partition wall 5 is disposed between the lower rail 51 installed on the upper floor panel 40, the upper rail (not shown; the same applies hereinafter) installed on the ceiling surface and the like, and the lower rail 51 and the upper rail. A plurality of studs 52, a wall base material 53 supported by the studs 52 and the like, and a wall finishing material 54 provided along the wall base material 53 are provided.

As the wall base material 53, for example, a gypsum board can be adopted. Further, as the wall finishing material 54, for example, a decorative board provided with makeup on the surface can be adopted.

  The support legs 2 are not arranged immediately below the partition wall 5. As shown in FIG. 1, in this embodiment, the partition wall 5A disposed along the X direction and the partition wall 5B disposed along the Y direction are disposed between the support legs 2 adjacent to each other in plan view. ing. As shown in FIG. 2, a baseboard 55 is provided at the lower end of the wall finish 54.

Next, the construction method of the above double floor will be described.
First, a support leg installation process is performed.
The operator installs the support leg 2 on the floor slab 1.
At this time, starting from an arbitrary point on the floor slab 1, the support legs 2 are installed at substantially the same pitch in the X direction and the Y direction.

  In the present embodiment, the starting point support leg 2A is installed at a position away from the reference point by a predetermined distance with the point P along the wall panel W shown in FIG. 1 as the reference point. Then, the support legs 2 are sequentially installed at a pitch of about 450 mm from the starting support leg 2A in the X direction and the Y direction.

Next, a flooring installation process is performed.
The worker supports the flooring 3 on the support leg 2. In the present embodiment, the short side 32 of the unit panel 31 is disposed so as to straddle the two support legs 2 adjacent in the X direction, and the unit panel 31 is disposed so as to straddle the five support legs 2 arranged in the Y direction. The unit panel 31 is installed so that the long side 33 of the unit is arranged. The short side 32 and the long side 33 of the unit panel 31 are each fixed to the support plate 23 of the support leg 2 with a fixture (not shown). Further, the upper floor panel 40 is fixed to the upper side of the unit panel 31 with a fixture (not shown).

Next, a wall material installation process is performed.
The worker installs the partition wall 5 at a predetermined position determined by a design drawing or the like.
The lower rail 51 of the partition wall 5 is fixed to the upper floor panel 40, the upper rail is fixed to the ceiling surface or the like, and a plurality of studs 52 are installed between the lower rail 51 and the upper rail. Then, the wall base material 53 is fixed to the stud 52 and the wall finishing material 54 is fixed to the wall base material 53.

Next, a finishing material installation process is performed.
The worker installs a floor finish 41 on the upper surface of the upper floor panel 40. A baseboard 55 is installed at the lower end of the wall finish 54.

  In the double floor 100 configured as described above, the plurality of support legs 2 are installed on the floor slab 1 at substantially the same interval, and the support legs 2 are directly below the partition wall 5 erected on the flooring 3. Is not arranged. Therefore, since it is not necessary to install the support leg 2 directly under the partition wall 5, it is not necessary to mark the position of the partition wall 5 on the floor slab 1. In addition, since the support legs 2 need only be installed on the floor slab 1 at substantially the same interval, it does not take time for the ink marking work on the floor slab 1. Furthermore, it is not necessary to provide the flooring 3 with a process for fixing the partition wall 5 to the support leg 2. Therefore, the workability accompanying installation of the partition wall 5 can be improved.

  Further, the flooring 3 is divided into a lower floor panel 30 and an upper floor panel 40 in the vertical direction. The operator can carry and install the lower floor panel 30 and the upper floor panel 40 separately. Therefore, compared with the case where the floor material 3 of the same mass is comprised by the one thing which is not divided | segmented to the up-down direction, the burden of the operator at the time of conveyance, installation, etc. can be reduced.

  In addition, when installing the unit panel 31 of the lower floor panel 30, it is only necessary to install the unit panel 31 so that the short side 32 of the unit panel 31 is disposed between two adjacent support legs 2. Positioning of the unit panel 31 can be facilitated. Further, since the short side 32 disposed between the two adjacent support legs 2 is supported by the support leg 2, the short side 32 does not bend downward.

  It should be noted that the assembly procedure shown in the above-described embodiment, or the shapes and combinations of the constituent members are examples, and various modifications can be made based on design requirements and the like without departing from the gist of the present invention.

  For example, in the embodiment described above, the flooring 3 is divided into the upper floor panel 40 and the lower floor panel 30 in the vertical direction, but the present invention is not limited to this, and the upper floor panel 40 and the lower floor panel are divided. It may be a floor material that is not divided into the panel 30 and is integrated in the vertical direction.

  In the embodiment described above, the short side 32 and the long side 33 of the unit panel 31 are arranged so as to straddle between the plurality of support legs 2, in other words, the seam of the unit panel 31 is arranged immediately above the support legs 2. Has been. However, the present invention is not limited to this, and a configuration in which the joint of the unit panel 31 is not disposed immediately above the support leg 2 may be employed. In this case, it is preferable that the adjacent unit panels 31 are arranged without gaps and connected to each other.

  Further, in the embodiment described above, the installation of the support leg 2 is started from a position that is a predetermined distance away from the point P along the wall panel W. However, the present invention is not limited to this, and may be started from an arbitrary position. .

DESCRIPTION OF SYMBOLS 1 ... Floor slab 2 ... Support leg 2A ... Starting point support leg 3 ... Floor material 5 ... Partition wall (wall material)
30 ... Lower floor panel 31 ... Unit panel 32 ... Short side 33 ... Long side 40 ... Upper floor panel 41 ... Floor finishing material 51 ... Lower rail 52 ... Stud 53 ... Wall base material 54 ... Wall finishing material 55 ... Baseboard 100 ... Double floor (double floor structure)
W ... Wall panel

Claims (3)

A plurality of support legs installed at substantially equal intervals on the floor slab;
A flooring supported by the support legs;
A wall material standing on the floor material,
The double floor structure, wherein the support leg is not disposed immediately below the wall material. The flooring is
A lower floor panel supported by the support legs;
The double floor structure according to claim 1, further comprising an upper floor panel that is installed on the upper side of the lower floor panel and supports the wall material. The lower floor panel is configured by arranging a plurality of unit panels formed in a rectangular shape having a short side and a long side,
The distance between the support legs and the length of the short side of the unit panel are substantially the same.
The double floor structure according to claim 2, wherein the unit panel is installed so that the short side is arranged between the two supporting legs adjacent to each other.

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