JP2013194482A - Panel floor structure - Google Patents

Abstract

[PROBLEMS] To install a plurality of floor panels provided with a heat insulating material on the back surface of a panel board so that the upper surface thereof is flush with the upper surface of a base, and to perform final fastening in a well-balanced manner on the entire circumference. Providing a panel floor structure that can be fixed.
A panel floor structure (10) in which a floor base surface (22) is formed by arranging floor panels (13, 14 and 15) vertically and horizontally on a panel installation opening surface (20) surrounded by a base (12). A rod-shaped cradle 23 is attached along the inner surface of the base 12. The side edge placing portions 13a, 14a, 15a of the floor panels 13, 14, 15 are placed on the bar-like pedestal 23, and the top surface thereof is arranged on the same level as the top surface of the base 12 from the base 12. Supported. By driving a plurality of fixed nails 24b in series in the direction along the base 12 from the upper surface of the panel plate 17 toward the rod-shaped cradle 23, the side edge placement portions 13a, 14a, and 15a are formed. It is fixed to the rod-shaped cradle 23.
[Selection] Figure 1

Description

  The present invention relates to a panel floor structure, and in particular, a floor base surface is formed by arranging a plurality of floor panels provided with a heat insulating material on the back surface of a panel plate having a rectangular or square planar shape, arranged vertically and horizontally. It relates to the panel floor structure.

  Conventionally, for example, as a floor structure of the first floor part of a wooden building such as a residential building, a state where the both ends are supported by a base fixed to the upper end surface of the rising part of a cloth foundation or a solid foundation, and the overhang is erected The floor base surface is formed by laying the floor base material made of structural plywood and the like by arranging the floor joists and appropriately reinforcing the intermediate part of the installed large fork with bundle members and reinforcing beams. Things are generally known.

  On the other hand, in the floor structure using such a large pull, the construction becomes complicated and the construction becomes complicated, and as an alternative, a heat insulating material is provided on the back surface of the panel plate having a rectangular or square planar shape. A floor structure using a plurality of floor panels has been developed (for example, see Patent Document 1). In the floor structure of Patent Document 1, a plurality of floor panels provided with a heat insulating material on the back surface of the panel plate are supported on the side edge placement portions arranged along the base and spaced apart from the base. The corner portion to be supported by the steel bundle, and the side edge placement portion of one floor panel is connected to the other floor panel at the connecting portion of the side edge portions of each pair of floor panels arranged adjacent to each other By superimposing on the side edge mounting portion, a superposed joint portion is formed, and a floor base surface is formed by laying in a row in the vertical and horizontal directions.

JP 2009-249997 A

  However, in the floor structure using a plurality of floor panels of Patent Document 1, the floor panel attached adjacent to the base has a side edge placement portion of a panel plate arranged along the base, and the corner of the floor panel. Placed on the base side receiving member consisting of a steel plate main body and a rectangular backing plate, which is positioned to receive the center part and the intermediate part and fixed to the inner side surface of the base by using screws and an adhesive together In addition, the upper surface of the panel plate of the side edge placement portion is preferably flush with or substantially flush with the upper surface of the base by being screwed to the base side receiving member and bonded to the base. And it comes to be supported from the foundation.

  For this reason, the steel plate for attaching the floor panel attached adjacent to the base, preferably so that the upper surface of the side edge mounting portion arranged along the base is flush with or substantially flush with the upper surface of the base Since the structure using the base side receiving member consisting of the main body made of metal and the rectangular shaped receiving plate is not necessarily simplified, it can be constructed more easily and a simpler configuration It is desired to develop a floor structure using a plurality of floor panels provided with a heat insulating material on the back surface of a panel plate having a rectangular or square planar shape.

  In particular, in a floor structure using a plurality of floor panels in which a heat insulating material is provided on the back surface of a panel plate having a rectangular or square planar shape, a plurality of panels cover a panel installation opening surface surrounded by a base. After laying and arranging floor panels vertically and horizontally, the fixed floor panels are used as stable foot scenes, and fixed nails and screws are driven into each joint by working from above. However, in the floor structure of Patent Document 1, such fixing nails and fixing screws are driven in the panel plate of the side edge mounting portion arranged along the base. Is concentrated on the corner panel and the middle part of the floor panel that are placed on the foundation side receiving member. Well balanced over the lap It is difficult to slide into tightening.

  According to the present invention, a plurality of floor panels provided with a heat insulating material on the back surface of a panel plate having a rectangular or square planar shape have a simpler configuration, and the top surface of the panel plate and the top surface of the base are flush or substantially flush. To provide a panel floor structure that can be easily installed side by side so that it can be united, and a floor panel that is installed adjacent to the base can be fixed by tightening in a well-balanced manner over the entire circumference of the floor panel. With the goal.

  In the present invention, a plurality of floor panels in which a heat insulating material is provided on the back surface of a panel plate having a rectangular or square planar shape is arranged along the base on a panel installation opening surface surrounded by a base on four sides. The side edge placement portion is supported by the base, and the corner portion spaced apart from the base is supported by a steel bundle, and the side edge portions of each pair of floor panels arranged adjacent to each other are connected. At the installation location, the side edge placement part of one floor panel is overlapped with the side edge placement part of the other floor panel to form a superposed joint, and are arranged in a row vertically and horizontally. The floor structure is a panel floor structure that forms a floor base surface, and a bar-shaped cradle is attached to a position that is lower by the thickness of the panel plate from the top surface of the base along the inner side surface of the base, The side edge placement part arranged along the base of The base mounted on the bar-shaped pedestal, with the upper surface of the panel plate in the side edge mounting portion being arranged flush or substantially flush with the upper surface of the base. And a plurality of fixing screws or fixing nails are driven in series in the direction along the base from the upper surface of the panel plate toward the bar-shaped cradle. Thus, the above object is achieved by providing a panel floor structure which is fixed to the bar-shaped cradle.

  And the panel floor structure of this invention covers the clearance gap between the upper surface of the said base, and the upper surface of the said panel board of the side edge mounting part arrange | positioned along the said base, and the airtight tape is affixed on it. It is preferable.

  In the panel floor structure of the present invention, it is preferable that an airtight tape is attached so as to cover a gap between the upper surfaces of the panel plates of the floor panels arranged adjacent to each other.

  Furthermore, the panel floor structure of the present invention is such that at least a part of the plurality of floor panels arranged side by side is a side edge along at least one side of the rectangular or square planar shape of the panel plate. However, it forms the side edge placement portion of the floor panel, and is attached to the back surface of the panel plate along the side other than the side edge placement portion and projecting laterally from the back surface. It is preferable that the strip-shaped connecting plate is a floor panel forming the side edge placement portion.

  Furthermore, in the panel floor structure of the present invention, at least a part of the plurality of floor panels arranged in series is arranged on the back surface of the panel plate, and the heat insulating material includes the side edge mounting portion and It is preferable that the floor panel is attached to a portion other than the band-shaped connecting plate with the same thickness as the band-shaped connecting plate material.

  Further, the panel floor structure of the present invention is such that at least a part of the plurality of floor panels arranged in a row crosses a central portion of the back surface of the panel plate, The heat insulating material is attached to a portion other than the side edge mounting portion, the band-shaped connecting plate, and the band-shaped reinforcing plate on the back surface of the panel plate. It is preferable that the floor panel is attached with the same thickness as the belt-like connecting plate.

  Furthermore, in the panel floor structure of the present invention, at least a part of the plurality of floor panels arranged in a row is arranged on the back surface of the heat insulating material, and the second heat insulating material is formed of the panel plate. It is preferable that the floor panel is attached so as to cover substantially the whole from below as a unit.

  According to the panel floor structure of the present invention, a plurality of floor panels in which a heat insulating material is provided on the back surface of a panel plate having a rectangular or square planar shape can be obtained by a simpler configuration, with the upper surface of the panel plate and the upper surface of the base. Can be installed side by side so as to be flush or substantially flush, and the floor panel attached adjacent to the base can be fixed by tightening in a well-balanced manner over the entire circumference.

It is a principal part perspective view explaining the structure of the panel floor structure which concerns on preferable one Embodiment of this invention. It is sectional drawing along AA of FIG. 3 explaining the structure of the panel floor structure which concerns on preferable one Embodiment of this invention. It is a top view explaining the structure of the panel floor structure which concerns on preferable one Embodiment of this invention. It is the B section enlarged view of FIG. It is a disassembled perspective view of a 1st floor panel. It is a side view of a steel bundle. (A)-(c) is a top view which illustrates the other form of a floor panel. It is a perspective view explaining the construction situation of final fastening.

  The panel floor structure 10 which concerns on preferable one Embodiment of this invention is fixed to the upper end surface of the standing part 11a of the solid foundation 11, as shown in FIGS. 1-3, for example in the house building of a wooden house as a building. A plurality of floor panels 13, 14, 15 are placed on the rectangular panel installation opening 20 surrounded by the base 12 on the four sides, and the side edge placement portions 13 a, 14 a, 15 a arranged along the base 12 are the bases 12, and corner portions 13 b, 14 b, 15 b that are spaced apart from the base 12 are supported by a steel bundle 16, and are arranged in a row in a vertical and horizontal manner to form a floor base surface. It was adopted as. Moreover, the panel floor structure 10 of this embodiment is the same as the upper surface of the base 12, or the upper surface of the panel board 17 which has the rectangular or square planar shape which comprises the floor panels 13, 14, and 15 by simple structure. The floor panels 13, 14, and 15 that are mounted adjacent to the base 12 are fixed in a state where they are tightened in a well-balanced manner around the entire circumference using fixing screws 24 a and fixing nails 24 b. It has a function to enable it.

  And the panel floor structure 10 of this embodiment has the heat insulating material 18a, 18b (refer FIG. 2) on the back surface of the panel board 17 which has a rectangular or square planar shape in the panel installation opening surface 20 surrounded by the base 12 on four sides. ) Are provided so that the side edge placement portions 13a, 14a, 15a arranged along the base 12 are supported by the base 12 and spaced apart from the base 12. The corner portions 13b, 14b, 15b are supported by the steel bundle 16, and one floor panel 13 is provided at the side portion of the pair of floor panels 13, 14, 15 arranged adjacent to each other. , 14, 15 are overlapped with the side edge placement portions 13c, 14c of the other floor panels 13, 14, 15 to form a superposed joint portion 19, Connected vertically and horizontally A floor structure in which the floor base surface 22 is formed by laying down, and a bar-shaped cradle 23 is attached to a position lower than the upper surface of the base 12 by the thickness of the panel plate 17 along the inner surface of the base 12. Yes. The side edge placing portions 13a, 14a, 15a arranged along the base 12 of the floor panels 13, 14, 15 are placed on the bar-like pedestal 23, and in the side edge placing portions 13a, 14a, 15a. The panel plate 17 is supported from the base 12 via the bar-shaped pedestal 23 with the upper surface of the panel plate 17 being flush or substantially flush with the upper surface of the base 12, and from the upper surface of the panel plate 17. A plurality of fixing screws 24 a or fixing nails 24 b are driven in series in the direction along the base 12 toward the bar-shaped cradle 23, thereby being fixed to the bar-shaped cradle 23. .

  In the present embodiment, the airtight tape 25 (FIG. 2) covers the gap between the upper surface of the base 12 and the upper surface of the panel plate 17 of the side edge placement portions 13a, 14a, and 15a arranged along the base 12. 3), and an airtight tape 25 is attached so as to cover a gap between the upper surfaces of the panel plates 17 of the floor panels 13a, 14a, and 15a arranged adjacent to each other.

  In the present embodiment, the foundation 11 of the building is formed on the bottom board portion 11b formed so as to cover the ground surface of the portion immediately below the building and the bottom board portion 11b, and is formed on the portion directly under the outer wall or partition wall of the building. This is a solid foundation composed of the rising portion 11a. On the upper end surface of the rising portion 11a of the solid foundation 11, a base 12 made of, for example, a wooden square member having a square cross-sectional shape of 105 × 105 mm, preferably extends along the upper end surface with a foundation packing 40 interposed therebetween. It is installed and installed. On the base 12, a column 41 (see FIG. 1) that constitutes the framework of the outer wall and the partition wall is erected and attached. In this embodiment, 6 floor panels 13, 14, 15 and two steel products are defined as a panel installation opening surface 20 of one construction block having a size of about 3 tatamis surrounded by the base 12 on four sides. A floor base surface 22 is formed using the bundle 16.

  Moreover, in this embodiment, on the inner side surface of the base 12 that surrounds the four sides of the panel installation opening surface 20, a rod-like pedestal 23 is formed as a so-called “kiwa jouda”, preferably continuously in the circumferential direction. It is attached over the entire circumference of the base 12. In this embodiment, the rod-shaped cradle 23 is made of a wooden square member having a rectangular cross-sectional shape with a width of about 45 mm and a height of about 60 mm, for example. The bar-shaped pedestal 23 is fixed to, for example, an adhesive on the inner surface of the base 12 in a state where the top surface is positioned lower than the upper surface of the base 12 by the thickness of the panel plate 17, for example, about 24 mm lower. By using the nail together, it is easily and firmly fixed to the inner surface.

  In this embodiment, the floor panels 13, 14, 15 installed side by side on the panel installation opening 20 surrounded by the base 12 on the four sides are the two standard floor panels 13 and the three first auxiliary floor panels. 14 and one second auxiliary floor panel 15. As shown in FIGS. 5 and 7A, the standard floor panel 13 has substantially the same configuration as the first panel disclosed in Patent Document 1 (Japanese Patent Laid-Open No. 2009-249997). For example, the side edges along two sides of one corner of the panel board 17 made of a structural plywood having a square shape of about 908 mm in length and width and having a thickness of about 24 mm are the standard floor panel. This is a floor panel forming 13 side edge placement portions 13a.

  Further, the standard floor panel 13 is attached to the back surface of the panel plate 17 along the other two sides other than the side edge placing portion 13a and is extended from the back surface to the side, and attached thereto, for example, about 90 mm in width. The overhanging portion of the strip-shaped connecting plate 26 made of a structural LVL material having a thickness of about 30 mm is a floor panel forming the side edge placement portion 13c. The belt-like connecting plate 26 is attached to the panel plate 17 integrally by driving fixed nails 25 b at a predetermined pitch from the upper surface side of the panel plate 17.

  Further, the standard floor panel 13 has a strip-shaped heat insulating material 18a (see FIG. 5) made of, for example, extruded polystyrene foam on the back surface of the panel plate 17 in a portion other than the side edge mounting portion 13a and the strip-shaped connecting plate 26. As the same thickness as the connecting plate member 26, for example, the floor panel is attached with a thickness of about 30 mm. The heat insulating material 18a is integrally attached to the back surface of the panel board 17 through, for example, an adhesive 28a or a heat insulating material attaching tucker 28b.

  Further, the standard floor panel 13 has a belt-like reinforcing plate 27 made of a structural LVL material having a width of about 90 mm and a thickness of about 30 mm, for example, so as to cross the central portion of the back surface of the panel plate 17. The heat insulating material 18a made of, for example, extruded polystyrene foam or the like is provided on the back surface of the panel plate 17 except for the side edge placement portion 13a, the belt-like connecting plate 26, and the belt-like reinforcing plate 27. In this portion, the floor panel is attached with a thickness similar to that of the strip-shaped connecting plate member 26, for example, with a thickness of about 30 mm.

  Further, the standard floor panel 13 is disposed on the back surface of the heat insulating material 18a, and a second heat insulating material 18b made of, for example, extruded polystyrene foam or the like is attached so as to cover substantially the entire panel plate 17 integrally from below. It is a floor panel. The second heat insulating material 18b is attached integrally to the back surface of the panel board 17 via, for example, an adhesive 28a or a heat insulating material attaching tucker 28b.

  As shown in FIGS. 2, 3, and 7B, the first auxiliary floor panel 14 includes the second panel and the third panel disclosed in Patent Document 1 (Japanese Unexamined Patent Application Publication No. 2009-249997). The side edges along the three sides of the panel board 17 made of a structural plywood having a thickness of about 24 mm and having a rectangular planar shape of about 800 × 908 mm in length and width, for example, have substantially the same configuration. The floor panel forms the side edge placement portion 14a of the first auxiliary floor panel 14.

  In addition, the first auxiliary floor panel 14 is attached to the back surface of the panel plate 17 along the other one side other than the side edge placement portion 14a, and is extended to the side from the back surface, respectively. For example, the protruding portion of the strip-shaped connecting plate 26 made of a structural LVL material having a width of about 90 mm and a thickness of about 30 mm is a floor panel forming the side edge placement portion 14c.

  Further, the first auxiliary floor panel 14 has a strip-shaped reinforcing plate 27 made of a structural LVL material having a width of about 90 mm and a thickness of about 30 mm, for example, so as to cross the central portion of the back surface of the panel plate 17. 26, and a heat insulating material 18 a made of, for example, extruded polystyrene foam or the like is attached to the back surface of the panel plate 17, for example, by a side edge mounting portion 14 a, a strip-shaped connecting plate 26, and a strip-shaped reinforcing plate 27. Other than this, the floor panel is attached with a thickness similar to that of the strip-shaped connecting plate member 26, for example, with a thickness of about 30 mm. The first auxiliary floor panel 14 is disposed on the back surface of the heat insulating material 18a, and a second heat insulating material 18b made of, for example, extruded polystyrene foam or the like is attached so as to cover substantially the entire panel plate 17 integrally from below. It is a floor panel.

  As shown in FIGS. 2, 3 and 7C, the second auxiliary floor panel 15 has substantially the same configuration as the fourth panel disclosed in Patent Document 1 (Japanese Patent Laid-Open No. 2009-249997). For example, the side edges along the four sides of the panel board 17 made of a structural plywood having a thickness of about 24 mm and having a rectangular planar shape of about 800 × 908 mm in length and width are the second auxiliary floor. It is a floor panel forming the side edge placement portion 15a of the panel 15.

  Further, the second auxiliary floor panel 15 is not formed with the side edge placement portion by the belt-like connecting plate 26, and has a thickness of, for example, about 90 mm in width so as to cross the central portion of the back surface of the panel plate 17. A band-shaped reinforcing plate 27 made of a structural LVL material having a thickness of about 30 mm is a floor panel that is attached so as to extend parallel to the long side of the panel plate 17.

  Further, the second auxiliary floor panel 15 has a strip-shaped reinforcing plate material on the back surface of the panel plate 17 where a heat insulating material 18a made of, for example, extruded polystyrene foam or the like is provided on a portion other than the side edge mounting portion 15a and the strip-shaped reinforcing plate 27 27 is attached with a thickness of, for example, about 30 mm, and is disposed on the back surface of the heat insulating material 18a, and the second heat insulating material 18b made of, for example, extruded polystyrene foam or the like is attached to the panel plate 17. It is a floor panel that is attached so as to cover substantially the entire body from below.

  The steel bundle 16 that supports the corner portions 13b, 14b, and 15b of the floor panels 13, 14, and 15 disposed away from the base 12 is the above-mentioned patent document as shown in FIGS. 1 (Japanese Unexamined Patent Application Publication No. 2009-249997) has a configuration substantially similar to that of the steel bundle. That is, the steel bundle 16 includes a top plate portion 29 disposed at the upper end portion, a base portion 30 disposed at the lower end portion, and a support leg portion 31 disposed between the top plate portion 29 and the base portion 30. It consists of.

  In the present embodiment, the top plate portion 29 is made of a structural plywood having a square planar shape with a side length of about 90 mm, for example, and a thickness of about 24 mm. The top plate portion 29 attaches and locks the upper end portion of the tube body 31a constituting the support leg portion 31 inside the lock hole 29a (see FIG. 1) formed in the center portion of the top plate portion 29, and also the tube body 31a. With the overhanging jaw portion 31b provided so as to project outside, the lower surface is supported with the washer member 31c interposed (see FIG. 6), and is attached to the upper end portion of the support leg portion 31.

  The base portion 30 is made of a metal plate member having a square planar shape with a side length of about 80 mm, for example. The base portion 30 is provided with a screw hole and a reinforcing rib for driving a concrete nail, for example, to fix the base portion 30 to the bottom base portion 11b of the solid base 11. In addition, a male screw rod 30a is integrally attached to the base portion 30 so as to be rotatable from a central portion thereof. A height adjustment nut, a lock nut, and the like are attached to the male screw rod 30a. A bush nut, which is integrally fixed to the inner side of the lower end of the tube 31a constituting the support leg 31, is screwed onto the male screw rod 30a. Accordingly, the height (length) of the steel bundle 16 can be easily adjusted as appropriate by rotating the male screw rod 30a.

  As described above, the support leg portion 31 is composed of, for example, a tubular body 31a that is a steel pipe member having a diameter of about 22.2 to 24.4 mm, and the upper end portion thereof has a protruding jaw portion 31b as described above. As described above, the bush nut is integrally fixed to the inner side of the lower end portion thereof. The support leg 31 by the tubular body 31a has a length of, for example, about 200 to 530 mm, and the steel bundle 16 thereby has a height from the lower surface of the base portion 30 to the upper surface of the top plate portion 29. The height can be adjusted easily and appropriately within a range of, for example, about 255 to 585 mm.

  In the present embodiment, the base 12, the bar-like cradle 23 attached along the inner surface of the base 12, the panel plate 17 constituting the floor panels 13, 14, 15, the strip-shaped connecting plate 26, and the strip-shaped reinforcing plate 27. In addition, it is preferable that the wooden material such as the top plate portion 29 constituting the steel bundle 16 is appropriately subjected to antiseptic / anticidal treatment before or after attaching these members.

  In order to form the panel floor structure 10 of the present embodiment using each of the above-described constituent members, for example, a section having a size of about 3 tatamis surrounded by four sides by the base 12 is set as one construction block, and the construction block The panel floor structure 10 of the construction block is assembled using components such as the floor panels 13, 14, 15 and the like previously packed for the panel installation opening surface 20.

  That is, to form the panel floor structure 10 of the present embodiment, first, along the inner peripheral surface of the base 12, the bar-shaped cradle 23 is positioned lower than the upper surface of the base 12 by the thickness of the panel plate 17. In a state where the top surface is aligned at a position, for example, 24 mm below the upper surface, the fixing is performed by using, for example, a fixing nail and an adhesive. The alignment of the rod-shaped cradle 23 can be easily performed using, for example, the end material of the structural plywood generated when the panel plate 17 is formed.

  Next, as shown in FIG. 1, the standard floor panel 13 is positioned at the corner portion of the panel installation opening surface 20, and the corner portion between the pair of side edge placement portions 13 a is positioned at the inner surface of the corner portion of the base 12. While aligning, the side edge placement portions 13 a are placed on the rod-shaped cradle 23 on both sides of the corner portion of the base 12. Further, the corner portion 13 b of the standard floor panel 13 that is disposed apart from the base 12 is supported from below by the steel bundle 16.

  Here, in this embodiment, as shown also in FIG. 4, the corner portions 13b that are disposed apart from the base 12 of the standard floor panel 13 are panel plates provided on both sides of the corner portion 13b. 17 is a cross-joined portion of a pair of strip-like connecting plates 26 that are attached to the back surface of the belt 17 so as to protrude laterally. Further, in the corner portion 13b, the second heat insulating material 18b, which is disposed on the back surface of the heat insulating material 18a of the standard floor panel 13 and covers substantially the entire panel plate 17 integrally from below, has a top plate portion of the steel bundle 16. A cutout portion 18c is formed in a shape that accommodates 29 (see FIG. 5). By arranging the top plate portion 29 of the steel bundle 16 in the notch portion 18c, the steel bundle 16 has the top plate portion 29 at the cross-joined portion of the pair of belt-like connecting plates 26 in the standard floor panel 13. It becomes possible to support the belt-shaped connecting plate 26 by directly contacting it from below. As a result, the corner portion 13b of the standard floor panel 13 can be supported in a more stable state.

  When the steel bundle 16 is aligned with the cross-joined portion of the pair of strip-like connecting plates 26 of the standard floor panel 13 installed at the corner portion of the panel installation opening surface 20, the steel bundle 16 is arranged from the upper surface side of the panel plate 17. The panel plate 17 and the steel bundle 16 are connected by driving the fixing screw 24a toward the top plate portion 29.

  When the standard floor panel 13 is installed in the corner portion of the panel installation opening surface 20, the next standard floor panel 13 is temporarily laid adjacent to the longitudinal direction of the panel installation opening surface 20 as shown in FIG. Such temporary laying is such that one of the pair of side edge placement portions 13a of the next standard floor panel 13 is placed on the bar-shaped pedestal 23 on the inner side surface of the base 12, and the other is cornered. In the same manner as described above, the corner portion 13b placed on the side edge placement portion 13c of the standard floor panel 13 installed prior to the portion on the side edge placement portion 13c and spaced apart from the base 12 is the same as described above. This is done by supporting it with a steel bundle 16.

  When the next standard floor panel 13 is installed, as shown in FIG. 2 and FIG. 3, temporary laying of the first auxiliary floor panel 14 arranged in the corner portion is adjacent to the longitudinal direction of the panel installation opening surface 20. Do. Such temporary laying is such that one side of the three side edge placement portions 14a of the first auxiliary floor panel 14 is on the side of the next standard floor panel 13 that is installed in advance by the band-shaped connecting plate 26. This is performed by placing on the edge placement portion 13 c and placing the other two sides on the rod-shaped pedestals 23 on both sides of the corner portion of the base 12.

  As described above, when the two standard floor panels 13 and the first auxiliary floor panel 14 are arranged in a row in the longitudinal direction of the panel installation opening surface 20 and temporarily laid, In order to prevent such a situation, after adjusting so that a gap having a uniform width of, for example, about 2 mm is secured between the floor panels 13 and 14 as the set width, each floor panel 13 and 14 is still The floor panels 13 and 14 are fixed by driving the fixing screws 24a into the corner portions where the fixing screws 24a are not driven from the upper surface side of the panel plate 17.

  When the floor panels 13 and 14 are arranged in a row, the steel bundle 16 that supports the corner portions 13b and 14b that are spaced apart from the base 12 of the floor panels 13 and 14 is fixed, and the steel bundle 16 is fixed. Fine-tune the height of The steel bundle 16 is fixed smoothly by driving a concrete nail from a screw hole provided in the base portion 30 toward the bottom base portion 11b of the solid foundation 11 using, for example, a high-pressure concrete nailing machine. be able to. The fine adjustment of the height of the steel bundle 16 can be performed, for example, by rotating a height adjustment nut of a male screw rod 30a rotatably attached to the base portion 30 using a spanner. After finely adjusting the height of the steel bundle 16 and confirming the floor level of the floor panels 13 and 14, the lock nut is tightened to fix the male screw rod 30a so as not to rotate.

  When two standard floor panels 13 and one first auxiliary floor panel 14 are installed in a row in the longitudinal direction of the panel installation opening surface 20, the other two first auxiliary floor panels 14 and one sheet are installed. As shown in FIG. 3, the second auxiliary floor panel 15 is laid in one row in the longitudinal direction of the panel installation opening surface 20 so as to cover the remaining portion of the panel installation opening surface 20. That is, the laying of the first auxiliary floor panel 14 arranged at the corner portion of the panel installation opening surface 20 precedes one of the three side edge placement portions 14a of the first auxiliary floor panel 14 in advance. In addition, the corners of the laid rows are placed on the side edge placement portion 13c by the strip-like connecting plate 26 of the standard floor panel 13, and the other two sides are rod-like on both sides of the corner portion of the base 12. This is done by placing each on the cradle 23.

  Further, the laying of the next first auxiliary floor panel 14 arranged adjacent to the first auxiliary floor panel 14 laid in the corner portion is performed on the side edges of the three sides of the next first auxiliary floor panel 14. Two sides of the placement portion 14a were laid on the side edge placement portion 13c by the band-shaped connecting plate 26 of the next standard floor panel 13 in the row laid in advance and in advance. The corner portion of the first auxiliary floor panel 14 is placed on the side edge placement portion 14c by the belt-like connecting plate 26, and the other side is placed on the rod-like cradle 23 in the middle portion of the base 12. Do by multiplying.

  Furthermore, the laying of the second auxiliary floor panel 15 arranged as the end of the sticking at the corner portion of the panel installation opening surface 20 is performed on the four side edge placement portions 15 a of the second auxiliary floor panel 15. Two sides are placed on the side edge placement portion 14c by the strip-like connecting plate 26 of the first auxiliary floor panel 14 in the corner portion of the row laid in advance and the next first laid in advance. By placing each other on the side edge placement portion 14c by the belt-like connecting plate 26 of the auxiliary floor panel 14, and placing the other two sides on the rod-like pedestals 23 on both sides of the corner portion of the base 12, respectively. Do.

  These two other first auxiliary floor panels 14 and one second auxiliary floor panel 15 also have a gap having a uniform width of about 2 mm, for example, between the floor panels 13, 14, and 15. After the adjustment, the fixing screws 24a are driven into the corner portions of the floor panels 14 and 15 from the upper surface side of the panel plate 17, whereby the floor panels 14 and 15 are fixed.

  When the floor panels 13, 14, and 15 are laid down so as to cover the entire panel installation opening surface 20 by being supported by the bar-shaped cradle 23 and the steel bundle 16 attached along the inner surface of the base 12, The floor panels 13, 14, and 15 are finally tightened. The final tightening of the floor panels 13, 14, 15 is performed by placing the side edge placement portions 13 a, 14 a, 15 a of the floor panels 13, 14, 15 on the rod-shaped cradle 23, or the floor panels 13, 14, 15. For example, a length of about 50 mm is formed along the overlapping joint portion 19 formed by superimposing the side edge placement portions 13a, 14a, 15a on the side edge placement portions 13c, 14c of the other floor panels 13, 14. As shown in FIG. 8, the automatic nailer 50 is fixed to a plurality of fixed nails 24 b at a predetermined pitch of about 150 mm, for example, from the upper surface side of the panel plate 17 of the floor panels 13, 14, 15. This is done by driving in series using

  Here, the final tightening of the floor panels 13, 14, 15 by driving in the fixing nails 24 b is performed on the floor panels 13, 14, 15 laid on the panel installation opening surface 20 surrounded by the base 12 on four sides. As a stable foot scene, it can be performed efficiently and smoothly.

  After the final tightening of the floor panels 13, 14, 15 laid over the panel installation opening surface 20, as a measure for preventing the intrusion of rainwater or the like, an airtight tape 25 is attached to the top surface of the base 12 and the base. 12 is attached so as to cover the gap between the side edge placement portions 13a, 14a and 15a arranged along the upper surface of the panel plate 17 and the airtight tape 25 is arranged adjacent thereto. , 15 so as to cover a gap between the upper surfaces of the panel plates 17. Here, in this embodiment, since the upper surface of the panel board 17 of the side edge mounting part 13a, 14a, 15a and the upper surface of the base 12 are distribute | arranged flush or substantially flush, the clearance gap between these is arranged. It is possible to easily and smoothly perform the affixing operation of the airtight tape 25 that is affixed so as to cover it.

  And according to the panel floor structure 10 of this embodiment provided with the above-mentioned structure, a plurality of floor panels 13, 14, which are provided with heat insulating materials 18 a, 18 b on the back surface of the panel plate 17 having a rectangular or square planar shape. 15 can be easily laid out so that the upper surface of the panel plate 17 and the upper surface of the base 12 are flush or substantially flush with each other with a simpler configuration, and adjacent to the base 12. The floor panels 13, 14, 15 to be attached can be fixed by being tightened in a well-balanced manner over the entire circumference thereof.

  That is, according to the present embodiment, the rod-shaped cradle 23 is located at a position lower than the upper surface of the base 12 by the thickness of the panel plate 17 along the inner surface of the four bases 12 surrounding the panel installation opening surface 20. The side edge placement portions 13a, 14a, 15a that are attached and are arranged along the base 12 of the floor panels 13, 14, 15 are placed on these rod-shaped pedestals 23 and supported by the base 12. Therefore, the rod-shaped pedestal 23 made of rod-shaped square material is used on the inner surface of the base 12 without using a base-side receiving member having a complicated structure consisting of a steel plate main body and a rectangular base plate. The entire side edge placement portions 13a, 14a, 15a arranged along the base 12 of the floor panels 13, 14, 15 are evenly arranged by the rod-shaped pedestals 23 with a simple configuration simply attached along the Support in a balanced manner Doo is enabled, it is possible to form a stable floor ground.

  Moreover, according to this embodiment, the side edge mounting parts 13a, 14a, and 15a arrange | positioned along the base 12 of the floor panels 13, 14, and 15 are mounted in the rod-shaped receiving stand 23 which consists of a rod-shaped square material. Since it is configured to be supported from the base 12, the side edge placement portions 13 a, 14 a, and 15 a are placed toward the rod-like cradle 23 that extends linearly along the base 12. The plurality of fixed nails 24b can be easily driven in a series along the base 12 with a predetermined interval in series. As a result, it is adjacent to the base 12 as compared with a structure in which a plurality of fixing nails are driven in a concentrated manner toward a base side receiving member on which only a limited portion of the side edge mounting portion of the floor panel is placed. The floor panels 13, 14, 15 to be mounted in this manner can be fixed by tightening them in a well-balanced manner over the entire periphery of the floor panels 13, 14, 15, so that a more stable floor base surface can be formed.

  The present invention is not limited to the above-described embodiment, and various modifications can be made. For example, in the panel floor structure of the present invention, a floor base surface is formed using six floor panels and two steel bundles, with a partition having a size of about 3 tatami mat as a panel installation opening surface of one construction block. However, the present invention is not limited to this case, and it can be employed to form a floor foundation surface on panel installation opening surfaces of various sizes and shapes, which are surrounded by a base on four sides. In addition, the shape of the floor panel, the number of sheets to be used, and the like are not limited to those of the above embodiment, and can be appropriately designed according to the shape, size, etc. of the panel installation opening surface serving as the construction block. it can. As the floor panel, for example, an underfloor storage or a cover panel having the same can be used.

DESCRIPTION OF SYMBOLS 10 Panel floor structure 11 Solid foundation 11a Standing part 12 Base 13 Standard floor panel 13a, 14a, 15a Side edge mounting part 13b, 14b, 15b Corner | angular part 13c, 14c, 15c side edge mounting spaced apart from a base Place 14 First auxiliary floor panel 15 Second auxiliary floor panel 16 Steel bundle 17 Panel plates 18a and 18b Heat insulating material 19 Superposed joint 20 Panel installation opening surface 22 Floor base surface 23 Bar-shaped cradle 24a Fixing screw 24b Fixing nail 25 Airtight tape 26 Band-shaped connecting plate 27 Band-shaped reinforcing plate 29 Steel plate top plate portion 29a Locking hole 30 Steel bundle base portion 30a Male thread rod 31 Steel bundle support leg portion 31a Tube 50 Automatic nailing machine

Claims (7)

A plurality of floor panels in which a heat insulating material is provided on the back surface of a panel plate having a rectangular or square plane shape on a panel installation opening surface surrounded by a base on four sides, are placed along the base. In the connecting portion of the side edge portions of each pair of floor panels that are supported by the steel bundle and supported by the steel bundle, and the corner portion that is spaced apart from the base is supported by the base. , By superimposing the side edge placement part of one floor panel on the side edge placement part of the other floor panel to form a superposed joint, and laying the floor ground surface vertically and horizontally. A panel floor structure forming,
Along the inner side surface of the base, a bar-shaped base is attached at a position lower by the thickness of the panel plate from the top surface of the base,
The side edge placement portion disposed along the base of the floor panel is placed on the rod-shaped support, and the upper surface of the panel plate in the side edge placement portion is flush with the upper surface of the base. Alternatively, a plurality of fixing screws or fixings are supported from the base through the bar-shaped pedestal in a state of being substantially flush with each other and from the upper surface of the panel plate toward the bar-shaped pedestal. A panel floor structure adapted to be fixed to the bar-shaped cradle by driving nails in series in the direction along the base at intervals. 2. The panel floor structure according to claim 1, wherein an airtight tape is attached so as to cover a gap between the upper surface of the base and the upper surface of the panel plate of the side edge placement portion arranged along the base. The panel floor structure according to claim 2, wherein an airtight tape is attached so as to cover a gap between the upper surfaces of the panel plates of the floor panels arranged adjacent to each other. At least a part of the plurality of floor panels arranged side by side has a side edge portion along at least one side of the rectangular or square planar shape of the panel plate, and the side edge of the floor panel. A band-shaped connecting plate that forms a mounting portion and is joined to the back surface of the panel plate along the side other than the side edge mounting portion and is extended to the side from the back surface is attached to the side edge. The panel floor structure according to any one of claims 1 to 3, which is a floor panel forming a placement portion. At least a part of the plurality of floor panels arranged in series is arranged on the back surface of the panel plate, and the heat insulating material is formed in a portion other than the side edge mounting portion and the belt-like connecting plate. The panel floor structure according to claim 4, which is a floor panel attached with a thickness similar to that of the connecting plate material. At least a part of the plurality of floor panels arranged in a row is arranged so that a belt-like reinforcing plate extends in parallel with the belt-like connecting plate so as to cross a central portion of the back surface of the panel plate. At the back surface of the panel plate, the heat insulating material is attached to a portion other than the side edge mounting portion, the band-shaped connecting plate, and the band-shaped reinforcing plate with the same thickness as the band-shaped connecting plate. The panel floor structure according to claim 5, wherein the floor structure is a floor panel. At least a part of the plurality of floor panels arranged in a row is arranged on the back surface of the heat insulating material, and a second heat insulating material is attached so as to cover substantially the entire panel plate integrally from below. The panel floor structure according to claim 4 or 6, wherein the floor structure is a floor panel.

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