JP2009091755A - Heat insulating structure of gap portion between floor boards of double floor structure, and its construction method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a heat insulating structure of a gap portion between floor boards of a double floor structure, which can exert an excellent heat insulating effect by surely covering a gap between flooring materials, and a construction method for the heat insulating structure. <P>SOLUTION: The flooring material 1 is constituted by fixing a heat insulating panel 12, smaller than an outer shape of a board body 11, to the backside of the square board body 11; a step portion 13 is formed at least on the long side of the back surface of the board body 11 by positioning an outer peripheral edge of the heat insulating panel 12 on the inside with respect to that of the board body 11; the step portions 13 and 13 of the adjacent flooring materials 1 and 1 are placed on the opposed sides of an edge of a supporting surface 21a of a floor supporting plate 21 for a floor post 2, respectively, so that the floor post 2 can be provided over edges of both the flooring materials 1 and 1. A side end of a longitudinal plate body 31 of an additional frame plate 3 is arranged on the lateral side of the floor supporting plate 21 for the floor post 2, and a top surface of the longitudinal plate body 31 is fixed to the step portion 13 of the flooring material 1. Thus, the additional frame plate 3 is arranged between the floor supporting plates 21 and 21 so as to cover the gap between the floor materials 1 and 1. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an improvement of an underfloor structure in a building, and more specifically, a heat insulation structure and a number of parts in a floor space of a double floor structure capable of exhibiting an excellent heat insulation effect by reliably shielding a gap between floor materials. The present invention relates to a heat insulation construction method in a gap between floor boards having a double floor structure that is less costly, cost-effective, and easy to construct.

  As is well known, under the floor of a building, a double floor structure is used that is configured by supporting the floor material by a floor post that can be raised and lowered. In order to insulate the floor, the back surface of the floor material is used. The thing which stuck the heat insulation panel to is disclosed (for example, refer patent document 1).

  However, in such an underfloor structure with a conventional floor material, a gap is inevitably created between the floorboard floor materials, so even if a heat insulating material is installed on the back surface of the floor material, eventually There was a complaint that heat exchange occurred in this gap and a sufficient heat insulating effect could not be obtained.

Moreover, since the installation position of a support leg will be decided, this double floor also has the dissatisfaction that the support leg space | interval will be specified and the freedom degree of construction will be restrict | limited.
Japanese Patent Laying-Open No. 2005-207031 (page 4-7, FIG. 1-2)

  The present invention was made in view of the above problems in the conventional underfloor heat insulation structure, and is a double floor structure that can reliably shield the gaps in the floor material and exhibit an excellent heat insulation effect. It is a technical problem to provide a heat insulating structure in a gap between floor plates.

  In addition, the present invention has a double floor structure that has a low number of parts, is cost-effective, and has a high degree of freedom in construction, is easy to use, and is easy to construct even if the floor post is irregularly installed. It is a technical problem to provide a heat insulation construction method in a gap between floor boards.

  Means employed by the present inventor for solving the above-described problems will be described with reference to the accompanying drawings.

That is, the present invention is a heat insulating structure in a double floor structure in which a plurality of floor materials 1 supported by level-adjustable floor posts 2, 2... Are laid on a slab,
The floor material 1 is configured by fixing a heat insulating panel 12 smaller than the outer shape of the plate body 11 to the back surface of the rectangular plate body 11, and at least the long side of the back surface of the plate body 11 The stepped portion 13 is formed with the outer peripheral edge of the heat insulating panel 12 inside the outer peripheral edge of the plate body 11,
By placing the step portions 13 and 13 of the adjacent floor materials 1 and 1 on the opposite sides of the support surface 21a of the floor receiving plate 21 of the floor post 2 respectively, the floor post 2 is attached to both floor materials. 1 and 1 at the edge,
A heat insulating material 32 is fixed to one side of the longitudinal plate 31 to constitute the additional frame plate 3, and the side end of the longitudinal plate 31 of the additional frame plate 3 is arranged on the floor receiving plate 21 side of the floor post 2. And the upper surface of the longitudinal plate 31 is fixed to the step portion 13 of the floor material 1 so that the additional frame plate 3 is disposed between the floor receiving plates 21 and 21 and the floor material 1. By adopting the technical means of covering one gap, the heat insulating structure in the gap between the floor plates of the double floor structure was completed.

  Further, in order to solve the above-described problems, the present invention provides a technical means for providing an adhesive function for temporary fixing to the upper surface of the longitudinal plate 31 of the additional frame plate 3 in addition to the above-described means as necessary. It was adopted.

  Furthermore, in order to solve the above-mentioned problems, the present invention causes the heat insulating material 32 in the additional frame plate 3 to protrude from the side edge portion of the longitudinal plate 31 in addition to the above-described means as necessary. Adopted technical means to be able to cover the back side.

  Furthermore, in order to solve the above-described problems, the present invention provides a space between the side edge of the heat insulating panel 12 of the floor material 1 and the side edge of the heat insulating material 32 in the additional frame plate 3 in addition to the above means as necessary. The technical means of providing a gap was adopted.

Further, in the present invention, when the floor material 1 supported by the level-adjustable floor posts 2, 2... Is insulated in a double floor structure in which a plurality of floor materials 1 are laid on a slab,
The floor material 1 is configured by fixing a heat insulating panel 12 smaller than the outer shape of the plate body 11 to the back surface of the rectangular plate body 11, and at least the long side of the back surface of the plate body 11 While forming the stepped portion 13 with the outer peripheral edge of the heat insulating panel 12 inside the outer peripheral edge of the plate body 11,
While placing the step portion 13 of the floor material 1 on the support surface 21a of the floor receiving plate 21 of the floor post 2,
A heat insulating material 32 is fixed to one side of the longitudinal plate 31 to constitute the additional frame plate 3, and the side end portion of the longitudinal plate 31 of the additional frame plate 3 is located on the side of the floor receiving plate 21 of the floor post 2. And the upper surface of the longitudinal plate 31 is fixed to the step portion 13 of the floor material 1,
After that, by placing the step portions 13 and 13 of the adjacent floor materials 1 and 1 on the opposite side of the edge of the support surface 21a of the floor receiving plate 21, the floor post 2 is attached to both the floor materials. By adopting the technical means of arranging the additional frame plate 3 between the floor receiving plates 21 and 21 and covering the gap between the floor materials 1 and 1 by providing them at the edge of 1.1. The heat insulation construction method in the gap between the floors of the double floor structure was completed.

  Moreover, in order to solve the said subject, in addition to the said means, this invention provides the adhesion | attachment function to the upper surface of the longitudinal plate 31 of the additional frame board 3, and the step part of the back surface of the floor material 1 in order to solve the said subject. Adopted the technical means of temporarily fixing to 13.

  Furthermore, in order to solve the above-described problems, the present invention provides a space between the side edge of the heat insulating panel 12 of the floor material 1 and the side edge of the heat insulating material 32 in the additional frame plate 3 in addition to the above means as necessary. The technical means of providing a gap was adopted.

  In the present invention, the floor material is fixed to the back surface of the square plate body with a heat insulation panel smaller than the outer shape of the plate body, and at least the long side of the back surface of the plate body is provided with the plate body. By forming the stepped portion with the outer peripheral edge of the heat insulation panel inside the outer peripheral edge, and placing the stepped portion of the adjacent floor material on the opposite side of the edge of the support surface in the floor receiving plate of the floor post, The floor post is provided on the edges of both floor materials, and a heat insulating material is fixed to one side of the longitudinal plate to form an additional frame plate. Is arranged on the side of the floor receiving plate of the floor post, and the upper surface of the longitudinal plate is fixed to the step portion of the floor material, thereby arranging the additional frame plate between the floor receiving plates, The gap between the materials can be covered.

  Therefore, in the heat insulation structure of the present invention, even if the installation position of the floor post becomes irregular, the shape of the additional frame plate can be appropriately processed, and the construction flexibility is high and the usability is good. The gap between the materials can be reliably shielded and an excellent heat insulating effect can be exhibited. In the construction method of the present invention, since the number of parts is small, the cost is good and the construction is easy. Therefore, it can be said that the practical utility value is very high.

  BEST MODE FOR CARRYING OUT THE INVENTION The best mode for carrying out the present invention will be described in more detail with reference to the drawings specifically shown as follows.

  An embodiment of the present invention will be described with reference to FIGS. In the figure, what is indicated by reference numeral 1 is a floor material, and the floor material 1 is configured by fixing a heat insulating panel 12 smaller than the outer shape of the plate body 11 to the back surface of the square plate body 11, and A step portion 13 is formed on at least the long side of the back surface of the plate body 11 such that the outer peripheral edge of the heat insulating panel 12 is on the inner side than the outer peripheral edge of the plate main body 11. In the present embodiment, the plate main body 11 and the heat insulating panel 12 are fastened by seated pan head screws, and post-processing such as assembly and cutting is easy.

  Also, what is indicated by reference numeral 2 is a floor post, and this floor post 2 is configured such that the floor support plate 21 can be raised and lowered by rotating the screw rod 22, and in this embodiment, the floor support plate While the threaded portion 21 is made of plastic such as polypropylene, a particle board piece is disposed at a location that becomes the support surface 21a.

  Also, what is indicated by reference numeral 3 is an additional frame plate, and this additional frame plate 3 is configured by fixing a heat insulating material 32 to one side of a longitudinal plate 31. In the present embodiment, like the floor material 1, both members are fastened by seated pan head screws, and post-processing such as assembly and cutting is easy.

  Therefore, the present invention is a heat insulating structure in a double floor structure in which a plurality of floor materials 1 supported by level-adjustable floor posts 2, 2... Are laid on a slab (FIG. 1 and FIG. 1). 2), the specific construction procedure will be described below.

  First, the floor material 1 is configured by fixing a heat insulating panel 12 smaller than the outer shape of the plate body 11 to the back surface of the square plate body 11, and at least on the long side of the back surface of the plate body 11. Then, the stepped portion 13 is formed with the outer peripheral edge of the heat insulating panel 12 positioned inside the outer peripheral edge of the plate body 11. In the present embodiment, the step portion 13 is also formed on the short side so that it can be placed on the joist. In addition, according to the installation position of the floor material 1, it can also shape | mold only on a long side.

  Specifically, a heat insulating panel 12 made of 1820 mm × 524 mm × 30 mm extruded polystyrene foam is screwed onto a back surface of a plate body 11 made of 1820 mm × 600 mm × 20 mm particle board, and a seated pan head screw 40 mm is screwed at a predetermined interval. It is manufactured by putting and bonding. In this case, the width of the stepped portion 13 is 38 mm.

  Then, as the first laying of the floor material 1, first, the stepped portion 13 is placed on the joist N disposed on the peripheral portion of the room, and the floor material is also provided on the support surface 21 a of the floor receiving plate 21 of the floor post 2. 1 step 13 is placed (see FIG. 3). At this time, the joist N and the floor post 2 are fixed by screwing screws.

  Further, the additional frame plate 3 is configured by fixing the heat insulating material 32 to one surface of the longitudinal plate 31. Specifically, a heat insulating material 32 made of polystyrene foam of 524 mm × 85 mm × 30 mm is placed on the back surface of the long plate 31 made of a particle board of 480 mm × 87 mm × 20 mm, and seated pan head screws 40 mm at predetermined intervals. It is made by screwing together. The additional frame plate 3 may be used by bringing it in advance at a factory or the like, or may be appropriately prepared at the site of enforcement.

  With this configuration, the rear surface of the floor receiving plate 21 can be covered by causing the heat insulating material 32 in the additional frame plate 3 to protrude from the side edge portion of the longitudinal plate 31.

  And the side edge part of the longitudinal plate 31 of this additional frame board 3 is arrange | positioned to the side of the floor receiving plate 21 of the said floor post 2, and the upper surface of the longitudinal board 31 is set to the step part 13 of the floor material 1. Are fixed from the upper surface side of the floor material 1 with screws (more preferably half-screw type) (see FIGS. 4 and 5).

  At this time, an adhesive function such as adhering a double-sided adhesive tape 33 or applying an adhesive or adhesive material to the upper surface of the longitudinal plate 31 of the additional frame plate 3 is provided to provide a step on the back surface of the floor material 1. By temporarily fixing to the portion 13, screwing can be facilitated and workability can be improved. As shown in FIG. 1, the double-sided pressure-sensitive adhesive tape 33 can be attached along one side edge of the upper surface (and the support surface 21 a) of the longitudinal plate 31. By aligning along the outer peripheral edge of the plate main body 11 and temporarily fixing to the stepped portion 13, it is possible to reliably position the heat insulating material 12 hidden behind the back side by providing an appropriate gap.

  In this way, by slightly providing a gap between the side edge of the heat insulating panel 12 of the floor material 1 and the side edge of the heat insulating material 32 in the additional frame plate 3, these can be used when walking on the floor board. It is possible to prevent the member from rubbing and making a sound (flooring).

  Thereafter, by placing the step portions 13 and 13 of the adjacent floor materials 1 and 1 on opposite sides of the support surface 21a of the floor receiving plate 21, the floor post 2 is attached to both floor materials 1 and 1, respectively. 1 is provided at the edge (see FIG. 6).

  The additional frame plate 3 can be disposed between the floor receiving plates 21 and 21 to cover the gap between the floor materials 1 and 1. In this embodiment, as shown in FIG. 7, even if the installation position of the floor post 2 becomes irregular and the distance between the floor receiving plates 21 and 21 changes, the shape of the additional frame plate is appropriately processed. Can be handled at the site, so the degree of construction freedom is high and it is easy to use. In addition, when the span between posts spreads by the movement of the floor post, the floor post 2 is appropriately added in consideration of safety such as bending. Accordingly, when the additional frame plate 3 is added, the shortening process may be performed. As described above, the longitudinal plate 31 and the heat insulating material 32 are fixed only by screws, and after cutting or the like. Easy to process.

  On the floor material 1 laid as described above, the floor board Y is further placed and screwed or the like to complete the underfloor structure (see FIG. 8).

  The present invention is generally configured as described above. However, the present invention is not limited to the illustrated embodiment, and various modifications can be made within the scope of the claims. For example, The material used for the floor material 1 is not limited to the particle board, and a plywood such as a veneer board can also be adopted.

  Further, the additional frame plate 3 can be applied only to the long side portion of the floor material 1, and when the stepped portion 13 is provided also to the short side, it can also be applied to any of these. Are also within the technical scope of the present invention.

It is a perspective view showing the heat insulation structure of embodiment of this invention. It is a perspective view showing the heat insulation structure of embodiment of this invention. It is a top view showing the construction state of the heat insulation structure of embodiment of this invention. It is sectional drawing showing the construction state of the heat insulation structure of embodiment of this invention. It is a top view showing the construction state of the heat insulation structure of embodiment of this invention. It is a top view showing the construction state of the heat insulation structure of embodiment of this invention. It is a top view showing the modification of the construction state of the heat insulation structure of embodiment of this invention. It is sectional drawing showing the construction state of the heat insulation structure of embodiment of this invention.

Explanation of symbols

1 Floor material
11 Plate body
12 Thermal insulation panel
13 Step 2 Floor post
21 Floor backing plate
21a Support surface
22 Screw rod 3 Additional frame plate
31 Longitudinal plate
32 Insulation
33 Double sided adhesive tape N joist Y floor

Claims (7)

A floor material 1 supported by level-adjustable floor posts 2, 2... Is a heat insulation structure in a double floor structure configured by laying a plurality of floor materials on a slab,
The floor material 1 is configured by fixing a heat insulating panel 12 smaller than the outer shape of the plate body 11 to the back surface of a square plate body 11, and at least the long side of the back surface of the plate body 11 has the plate The outer peripheral edge of the heat insulation panel 12 is on the inner side than the outer peripheral edge of the main body 11, and a step portion 13 is formed.
By placing the step portions 13 and 13 of the adjacent floor materials 1 and 1 on opposite sides of the support surface 21a of the floor receiving plate 21 of the floor post 2 respectively, the floor post 2 is connected to both floors. It is provided at the edge of the material 1 · 1, and
The additional frame plate 3 is configured by fixing the heat insulating material 32 to one side of the longitudinal plate 31, and the side end portion of the longitudinal plate 31 of the additional frame plate 3 is the floor receiving plate 21 of the floor post 2. The additional frame plate 3 is arranged between the floor receiving plates 21 and 21 by being arranged on the side and the upper surface of the longitudinal plate 31 being fixed to the step portion 13 of the floor material 1, and the floor material 1. A heat insulating structure in a gap between floor plates of a double floor structure, characterized by covering the gap of the floor.   The heat insulating structure in the gap between the floor plates of the double floor structure according to claim 1, wherein an adhesive function for temporary fixing is provided on the upper surface of the longitudinal plate 31 of the additional frame plate 3.   The double-floor structure floor board gap portion according to claim 1 or 2, characterized in that the heat insulating material (32) in the additional frame plate (3) protrudes from the side edge of the longitudinal plate body (31) and can cover the back surface of the floor receiving plate (21). Heat insulation structure.   The clearance gap is provided between the side edge of the heat insulation panel 12 of the floor material 1, and the side edge of the heat insulating material 32 in the additional frame board 3, The Claim 1 characterized by the above-mentioned. Insulation structure in the gap between floor boards of double floor structure. When the floor material 1 supported by the level-adjustable floor posts 2, 2... Is insulated in a double floor structure constituted by a plurality of floor slabs,
The floor material 1 is configured by fixing a heat insulating panel 12 smaller than the outer shape of the plate body 11 to the back surface of the square plate body 11, and the back surface of the plate body 11 includes the plate body 11. While forming the step portion 13 with the outer peripheral edge of the heat insulation panel 12 inside the outer peripheral edge,
While placing the step portion 13 of the floor material 1 on the support surface 21a of the floor receiving plate 21 of the floor post 2,
A heat insulating material 32 is fixed to one side of the longitudinal plate 31 to constitute the additional frame plate 3, and the side end portion of the longitudinal plate 31 of the additional frame plate 3 is located on the side of the floor receiving plate 21 of the floor post 2. And the upper surface of the longitudinal plate 31 is fixed to the step portion 13 of the floor material 1,
After that, by placing the step portions 13 and 13 of the adjacent floor materials 1 and 1 on the opposite side of the edge of the support surface 21a of the floor receiving plate 21, the floor post 2 is attached to both the floor materials. 1. A double floor structure characterized in that the additional frame plate 3 is arranged between the floor receiving plates 21 and 21 to cover the gap between the floor materials 1 and 1 by being provided at the edge of 1.1. Heat insulation construction method in the gap between floor boards.   5. The floor plate gap portion of the double floor structure according to claim 4, wherein an adhesive function is provided on the upper surface of the longitudinal plate body 31 of the additional frame plate 3 and is temporarily fixed to the step portion 13 on the back surface of the floor material 1. Heat insulation construction method. The floor board gap part of the double floor structure of Claim 5 or 6 which provides a clearance gap between the side edge of the heat insulation panel 12 of the floor material 1, and the side edge of the heat insulating material 32 in the additional frame board 3. Heat insulation construction method.

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