JP2908676B2 - Exterior wall panel mounting structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outer wall panel mounting structure.

[0002]

2. Description of the Related Art In the construction of an outer wall in a steel-framed house, the upper ends of a plurality of steel columns erected on a cloth foundation are connected by beams made of H-shaped steel, and a brace is formed on a rectangular frame formed thereby. In some cases, an outer wall is constructed by constructing a bearing wall, and an outer wall panel shown in FIG. 8A is fitted into the frame of the bearing wall.

[0003] As shown in Fig. 1, an outer wall panel 47 in this case is provided with an exterior board 48 made of stone, ceramic extruded material, or the like.
On the back side of the frame, a wooden interior frame 49 for fixing the exterior board 48 to the steel frame is framed, and the interior frame 49 is usually directly fixed to the back side of the exterior board 48. On the other hand, FIG. 8B shows a mounting structure of an outer wall panel 47 arranged on the upper and lower floors of a two-story house. That is, in this case, the beam members 50 exist between the upper and lower outer wall panels 47, and this hinders the direct joining of the upper and lower outer wall panels 47.
The outer surface side of the beam member 50 is covered with a decorative body difference 51 having a larger cross-sectional height, and the decorative body difference 51 and the upper and lower exterior boards 48 are joined in a water-tight manner, thereby forming the upper and lower outer wall panels 4.
7 are joined to each other. In addition, makeup body difference 5
A waste water drain 52 is interposed on the back side of 1.

[0004]

By the way, in order to join the upper and lower outer wall panels 47 via the decorative body difference 51 as described above, careful waterproofing is required between the decorative body difference 51 and both outer wall panels 47. It is necessary to perform the construction, and it is necessary to provide the waste water drainer 52. This point causes the increase in the material cost and the construction cost.

Therefore, the exterior board 48 of the outer wall panel 47 is
It is conceivable that the decorative cylinder difference 51 is not required by projecting up and down and joining only the exterior board 48. However, if the exterior board 48 made of a stone material, a ceramic extruded material, or the like is simply overhanged up and down, the strength of the overhang portion is insufficient, and the exterior board 48 after joining may be damaged early due to vibration of a building or the like. is there.

[0006] In view of the above situation, the present invention joins an exterior board and an exterior frame projecting from an interior frame to each other and attaches the exterior board to a building without causing damage to the exterior board. The purpose is to reduce costs.

[0007]

In order to achieve the above object,
The technical means adopted by the present invention is to arrange a plurality of outer wall panels 1 on the outside of a beam 13 of a building in a plane,
The end portions of the outer board 2 projecting portions 11 are joined to each other in the vicinity of the beam member 13 and attached to the building frame. An edge member 7 having a joining groove 28 opening to the mating exterior board 2 side is fixed, and fastening means 29 which fits into the joining groove 28 of the edge member 7 and fastens the edge members 7 of the both exterior boards 2 to each other. Is attached to the beam 13, and the fastening means 29 is a joint fitting 3 having a substrate portion 33 that can be fixed to the beam 13 at a lower end portion and a guide plate portion 35 inclined upward and inward at an upper end portion.
1, a fastening bolt 36 screwed to the joint fitting 31, and a holding fitting 32 through which a shaft of the fastening bolt 36 is inserted.

In the present invention, the fastening bolt 36
The holding bracket 32 is urged toward the head of the fastening bolt 36 on the shaft.
It is preferable to interpose a compression spring 38 to be used.

[0009]

The edge member 7 fixed along the back surface of the joint board of the exterior board 2 reinforces the exterior board 2 from the back side to prevent the exterior board 2 from being damaged. Fastening means 29 that fits into the joining groove 28 and fastens the edge members 7 of the both exterior boards 2 to each other
Is attached to the beam member 13, the joint end of the exterior board 2 is supported by the beam member 13 via the fastening means 29, and damage to the joint end of the exterior board 2 is prevented.

[0010] The joy forming the fastening means 29
A guide plate inclined upward and inward at the upper end of the mounting bracket 31
35, the edge member 7 of the exterior board 2 is
When moved downward, the edge member 7 is connected to the joint fitting 31.
And the presser fitting 32 can be guided .

[0011]

An embodiment of the present invention will be described below in detail with reference to the drawings. 1 to 7, an outer wall panel 1 according to the present embodiment includes a rectangular flat plate-shaped exterior board 2 made of a stone material or a ceramic extruded material, and an exterior frame 3 fixed to a back surface of the exterior board 2. Further, there is provided an interior frame 4 fixed to the back surface of the exterior frame 3.

[0012] As shown in FIG.
Is formed in a rectangular frame shape from a vertical longitudinal edge member 5 and a vertical crosspiece 6 made of wood having a rectangular cross section, and a horizontal horizontal edge member 7 also made of wood having a rectangular cross section.
Are fixed by an adhesive along the periphery of the. On the other hand, the interior frame 4 is formed in the shape of a rectangular frame from a vertical frame member 8 made of wood having a rectangular cross section and a horizontal frame member 9 made of wood having a rectangular cross section. 4 is set to be about two to three times the sectional height H1 of the exterior frame 3.

The vertical frame member 8 is fixed to the rear surface of the vertical edge member 5 with an adhesive or a nail or the like so that the inner surface of the vertical frame member 8 coincides with the inner surface of the exterior frame 3. The side surface is a mounting surface to the steel pillar 10. Also,
The vertical frame member 8 is shorter than the vertical edge member 5, and the horizontal frame member 9 is fixed to the panel center side of the horizontal edge member 7 in both the upper and lower directions. In the upper and lower parts, a projecting portion 11 is formed in which the exterior board 2 and the exterior frame 3 project vertically above the interior frame 4.

On the upper surface of the interior frame 4, an auxiliary bar 12 is fixedly attached to a beam 13 to be described later. As described above, in the outer wall panel 1 according to the present embodiment, since the peripheral edge of the exterior board 2 is reinforced by the exterior frame 3, the exterior board 2 is prevented from being damaged at the overhang portion 11.

FIG. 1B shows a structure for attaching the outer wall panel 1 to a residential building. In FIG.
Is erected on a cloth foundation (not shown), and a brace 14 is erected on a steel frame (skeletal member) formed by connecting the upper ends of the column members 10 with beam members 13 made of H-shaped steel. The outer wall panel 1 is fitted into the frame of the bearing wall from the outside.

That is, in the lower part of the outer side surface of the vertical frame member 8,
A hook 15 having a hook having a lower opening is fixed. The hook of the hook 15 is hooked on the base piece 16 of the pillar 10, and a hook penetrating the lower flange of the beam 13. The outer wall panel 1 is mounted in the frame of the load-bearing wall by screwing the lowering bolt 17 to a mounting plate 18 embedded in the upper surface of the auxiliary bar 12.

FIGS. 3 and 4 show a mounting structure of the outer wall panel 1 in a lateral direction. In this embodiment, the outer wall panels 1 and 1 adjacent in the horizontal direction are joined to each other by a U-shaped mounting bracket 20 fastened to an intermediate portion of the outer surface of the vertical frame member 8 with a bolt 19. The column material 10 is provided inside. A spacer 21 for securing a joint width is fixed to an outer edge surface of the vertical edge member 5, and the vertical edge members 5 of the outer wall panels 1, 1 that are adjacent in the horizontal direction so that the spacers 21 are pressed against each other. They are fastened to each other by through bolts 22.

At this time, the exterior board 2 and the exterior frame 3
A gasket 24 is interposed in a joint 23 formed between the joint edges of the joints, and a joint heat insulating plate 2
5 are provided. An interior board 26 made of a gypsum board or the like is attached to the back surface of the outer wall panel 1 after the joining. FIGS. 5 and 6 show the mounting structure of the outer wall panel 1 in the vertical direction, that is, the mounting structure of the outer wall panel 1 arranged on the upper and lower floors of a two-story house.

As shown in the figure, upper and lower outer wall panels 1, 1
Are arranged flush with each other so that the exterior board 2 and the exterior frame 3 are located outside the beam member 13, and at this time, the overhanging portions 11 are arranged so as to abut each other up and down. ing. The lateral edge member 7 of the exterior frame 3 includes
A joint groove 28 is formed on the side of the exterior board 2 to be joined, and the joint groove 2 is formed on the upper surface of the flange of the beam member 13.
8, fastening means 29 for fastening the side edge members 7 of both exterior boards 2 to each other are attached at regular intervals in the longitudinal direction of the beam 13.

The fastening means 29 comprises a substantially L-shaped joint fitting 31 fastened by bolts 30 to the upper surface of the flange of the beam member 13, and a joining groove 28 of which the upper and lower ends are formed on both outer wall panels 1.
And a press fitting 32 pressed against the joint fitting 31 in a state of being fitted to the fitting. The joint fitting 31 has a substrate portion 33, a standing plate portion 34 rising upward from the outer end of the substrate portion 33, and a guide plate portion 35 inclined inward and upward from the upper end of the standing plate portion 34. Is bolted to the upper surface of the flange of the beam 13 so that the standing plate portion 34 stands on the outer surface of the beam 13.

A fastening bolt 36 having a hexagonal hole in the head is inserted laterally through the center of the presser fitting 32, and the fastening bolt 36 is screwed into a nut 37 fixed to the upright portion 34 of the joint fitting 31. By doing so, the presser fitting 32
The upper and lower lateral edge members 7 are sandwiched between the upper and lower plates 34 so that the upper and lower outer wall panels 1 and 1 are joined to each other.

[0022] Incidentally, the shaft portion of the fastening bolt 36 have been compressed spring 38 is interposed, the compression spring 38 is not energized fastening front bracing 32 on the head side of the fastening bolt 36
You. For this reason, it is easy to insert the lateral edge member 7 guided by the guide plate 35 between the presser fitting 32 and the upright plate 34. Also, after the upper and lower outer wall panels 1 are joined, the joint 39 formed between the lateral edge members 7 is provided with a drain, and a decorative parting edge made of PVC or the like is provided outside the joint, so that the space between the exterior boards 2 is waterproof. It is processed.

[0023]

As described above, according to the present invention,
The outer wall panel 1 can be joined by the fastening means 29 attached to the edge member 7 and the beam member 13 while preventing the joint end of the exterior board 2 from being damaged. The panel 1 can be joined, and the material cost and the construction cost when constructing the outer wall can be reduced.

Further , according to the present invention, the joint fitting 3
1 is provided on an outer board by a guide plate portion 35 provided at an upper end portion.
2 of the joint member 31 and the holding member 32
Since it is guided in the middle, when joining the exterior board 2
Work effort can be simplified.

[Brief description of the drawings]

1A is a perspective view of an outer wall panel, and FIG. 1B is a perspective view showing a mounting structure of the outer wall panel.

FIG. 2 is a longitudinal sectional view of an outer wall panel.

FIG. 3 is a sectional view showing a lateral mounting structure of the outer wall panel.

FIG. 4 is a perspective view showing a lateral mounting structure of the outer wall panel.

FIG. 5 is a sectional view showing a vertical mounting structure of the outer wall panel.

FIG. 6 is an enlarged sectional view of the same.

FIG. 7 is a rear view of a joint corner portion of the outer wall panel.

FIG. 8 (a) is a perspective view of a conventional outer wall panel,
(B) is sectional drawing which shows the conventional mounting structure of the outer wall panel in the longitudinal direction.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Outer wall panel 2 Exterior board 7 Edge member (lateral edge member) 13 Beam material 28 Joining groove 29 Fastening means

──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Masamichi Yoshioka 3-12-12, Minamisenba, Chuo-ku, Osaka-shi, Osaka Inside Kubota House Co., Ltd. (56) References Full-scale open 63-152805 (JP, U) Full-scale open 61-185815 (JP, U) (58) Fields investigated (Int. Cl. ⁶ , DB name) E04B 2/56 E04B 2/88-2/96

Claims (2)

(57) [Claims] 1. A plurality of outer wall panels (1) are arranged in parallel on the outside of a beam (13) of a building, and an outer board (2) of the outer wall panel (1) and an end of an overhang portion (11). The parts are joined to each other in the vicinity of the beam member (13) and attached to the building frame. The exterior board (2) to be joined to the back surface of the joint end of the exterior boards (2) ) -Side joint groove (28)
A fastening means (29) for fixing the edge members (7) of the both exterior boards (2) to each other by fitting into the joining grooves (28) of the edge members (7). Is attached to the beam (13), and the fastening means (29) can be fixed to the beam (13).
(31) having a base plate (33) at its lower end and a guide plate (35) inclined upward and inward at its upper end, and a fastening bolt (30) screwed to this joint (31). 36) and a holding member (32) into which a shaft portion of the fastening bolt (36) is inserted. 2. The compression spring (38) for urging the holding member (32) toward the head of the fastening bolt (36) is interposed on the shaft of the fastening bolt (36). Outer wall panel mounting structure.