JPH08284307A - Alc panel, fixing metal fixture for alc panel, and installation method for alc panel - Google Patents

Abstract

PURPOSE: To obtain an excellent earthquake-proofness by a method wherein a fixing metal fixture is fixed to an ALC panel, in which panel attachment nuts are buried on its four corners, with self-weight support metals having pipes for fitting to the panel attachment nuts attached thereto. CONSTITUTION: A spacer 13 and an upward-looking ruler angle 14 of a fixing metal fixture 11 are fixed to specified positions on the top surface of a beam 12, and a downward-looking ruler angle 15 of the fixing metal fixture 11 is fixed to the upper part of a lower panel 1a with a bolt. Then, a lower fixing metal fixture 16 is fixed to the lower part of an upper panel 1b through a self-weight support metal 3 with a bolt 26 that is screwed into a nut 2 buried in the upper panel 1b. A gasket 29 is attached, extending entirely over the header in its breadthwise direction on the upper and the lower ends of the panel 1. After the height is adjusted with a height adjustment bolt 17, the downward-looking ruler angle 15 and the upward-looking ruler angle 14 are fixed together by welding. Therefore, the weight of the panel can be carried without applying shearing load to the bolt that fixes the fixing metal fixture to the self-weight support metal.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wide ALC panel used as an outer wall of a building, and further to the ALC panel.
TECHNICAL FIELD The present invention relates to an ALC panel mounting bracket for mounting a panel on a building body of a building, and a mounting method for mounting the ALC panel on a building body of a building.

[0002]

2. Description of the Related Art Conventionally, when an outer wall of a building is constructed of ALC panels, a width of 600 mm and a length of 2400 are generally used.
The center of the upper and lower edges of the ALC panel of about mm is attached to the frame of the building with metal fittings. Also, recently, width 9
A wide panel having a width of 00 mm or more has come to be used, and panel mounting nuts are embedded in the four corners of the wide panel, and mounting holes communicating with the nut are opened on the back surface of the panel.

To attach this panel to the body, for example, as shown in FIG. 8, an upward ruler angle 31 and a downward ruler angle 32 are fixed to the beam 12 of the building. On the other hand, at the upper part of one panel 1 (lower panel 1a in FIG. 8), a pair of lightning plates 33 are provisionally screwed to the nut 2 embedded in the panel 1 (lower panel 1a) with bolts 34.

In the lower part of the panel 1 (upper panel 1b), a pair of self-weight receiving hardware 35 having a self-weight receiving portion 35a horizontally projecting from a vertical surface are attached to the nut 2 embedded in the panel 1 (upper panel 1b). Screw it with the bolt 34.
Further, a casquette 36 is attached to the front side of the fore edge surface at the upper and lower ends of the panel. After the preparation as described above, the small edge surface of the upper end of the panel 1 is hoisted by a hanging tool and fished at the mounting position, the lower end of the hardware 35 is screwed to the upward ruler angle 31, and the downward ruler angle 32 is fixed by the lightning plate 33. The bolt 34 is clamped and fastened.

[0005]

As described above, the conventional mounting method requires the self-weight receiving member, and although there are other mounting methods (explanation omitted), the self-weight receiving member is also necessary. . In addition, if only a single casquette is used, rainwater cannot be completely prevented from entering, and if a double seal is required, the self-weight receiving hardware is an obstacle.

[0006] Further, there is a PC board in which a self-weight receiving metal is embedded in the panel so as to project to the back surface and is supported by a skeleton by a mounting metal fitting (not shown). It is difficult to embed such a protrusion because the raw material injected into the mold has to be surface-cut after foaming and solidifying. Further, since it is not possible to apply a shearing load to the mounting bolt, it was necessary to mount a self-weight receiving metal member on the beam to carry the lower end portion of the panel.

Accordingly, it is an object of the present invention to provide wide ALC.
When mounting a panel as an outer wall of a building, it is not necessary to mount a self-weight receiving metal object on the frame of the building, an ALC panel mounting bracket used for the ALC panel, and an ALC panel mounting for mounting the ALC panel to the building. To provide a method.

[0008]

In order to achieve the above-mentioned object, the present invention is an ALC panel in which panel mounting nuts are embedded in four corners, and the lower part of the panel is not protruded from the lower part of the panel. A pipe that has a flat surface exposed only in the back surface, and on the flat surface, a pipe that fits with a panel mounting nut embedded in the lower portion of the panel and a leg portion that is connected to the reinforcing reinforcing bar embedded in the panel are provided. The ALC panel is characterized by having a self-weight receiving metal piece provided.

The present invention also provides a mounting bracket for mounting an ALC panel, in which panel mounting nuts are embedded at four corners, to a beam of a building, in which (a) the lower surface of the panel does not project downward from the lower surface of the panel. It has a flat surface exposed only inside, and the flat surface is provided with a pipe fitted to a panel mounting nut embedded in the lower part of the panel and a leg portion connected to a reinforcing reinforcing bar embedded in the panel. A self-weight receiving hardware, and (b) a horizontal portion and two vertical portions extending in opposite directions from both ends of the horizontal portion, and the upper vertical portion is fixed to the flat portion of the self-weight receiving hardware. A lower mounting hardware, (c) a spacer attached to the upper part of the beam of the building, (d) an upward ruler angle having a horizontal portion and a vertical portion and fixed to the spacer, and (e) a horizontal portion Has a vertical section and The downward ruler angle fixed to the upward ruler angle, and the lower vertical surface of the lower mounting hardware is fixed to the vertical part of the upward ruler angle, and the panel mounting nut embedded in the upper part of the panel is The mounting metal fitting is characterized in that it can be mounted on the vertical portion of the downward ruler angle.

The present invention also provides an ALC panel mounting method for mounting an ALC panel in which panel mounting nuts are embedded in four corners to a beam of a building, in which the lower surface of the lower surface of the panel does not project downward from the lower surface of the panel. A pipe having a flat surface exposed only inside, and a pipe that is fitted to the lower panel mounting nut embedded in the lower portion of the panel, and a leg portion connected to the reinforcing reinforcing bar embedded in the panel, on the flat surface. Is provided on the panel during the manufacture of the panel, and the self-weight receiving hardware is provided with an upper vertical portion of the lower mounting hardware having a horizontal portion and two vertical portions extending in opposite directions from both ends of the horizontal portion. Fix and fix the vertical part of the downward ruler angle, which has a horizontal part and a vertical part, to the upper panel mounting nut embedded in the upper part of the panel, and attach the spacer to the beam of the building. The horizontal part of the upward ruler angle that has a horizontal part and a vertical part, and the panel with the lower mounting hardware fixed to the lower part and the downward ruler angle fixed to the upper part is lifted, and the lower mounting hardware is fixed to the upward ruler. A method for mounting an ALC panel is characterized in that the ALC panel is temporarily fixed to an angle, the downward ruler angle is temporarily fixed to the upward ruler angle, and then fixed after the position of the panel is adjusted with respect to the beam.

[0011]

In the ALC panel of the present invention, the flat surface of the self-weight receiving metal member is exposed on the same surface as the back surface of the lower part of the panel.
It can be installed in the C panel manufacturing process. Also, since the external shape of the self-weight receiving metal fitting is made slightly larger than the panel mounting bracket and its legs are connected to the reinforcing reinforcing bars embedded in the panel, the mounting bracket is fixed to this self-weight supporting metal fitting, and this mounting bracket is attached to the frame. If it is fixed to the panel, the weight of the panel can be carried without applying a shearing load to the bolt in which the attachment fitting is screwed to the self-weight receiving metal object.

Further, the upper part of the panel is a bolt penetrating a vertically long through hole formed near the lower end of the downward ruler angle fixed to the beam, and is screwed to a smooth and corrosion-resistant plate material and a washer. Therefore, the downward ruler angle is slidable in the vertical direction relative to the panel and has excellent corrosion resistance. Teflon sheet, stainless steel sheet, brass plate, etc. can be used as the plate material which is smooth and has corrosion resistance and wear resistance.

[0013]

Embodiments of the present invention will now be described with reference to FIGS. FIG. 1 is a perspective view of a panel of the present invention,
2 and 3 are perspective views for explaining the shape of the self-weight receiving member, FIG. 4 is a vertical cross-sectional view for explaining the method for manufacturing the panel, and FIG. 5 is a panel for explaining the panel of the present invention. FIG. 7 is a partially cutaway vertical cross-sectional view showing a state in which it is attached to a body of a building as an outer wall, FIG. 6 is a front view of a fitting, and FIG. 7 is a perspective view of the fitting.

In FIG. 1, the ALC panel 1 has a width of 24.
The length is 00 mm, the length is 4000 mm, the thickness is 125 mm, and the nuts 2 are embedded in the four corners. Hole 2a communicating with nut 2 at the top of panel 1 and hole 2 communicating with nut 2 at the bottom
b opens on the panel surface.

On the panel surface around the hole 2b, the flat surface 3a of the self-weight receiving metal fitting 3 whose outer shape is slightly larger than the panel mounting fitting described later is exposed, and the leg portion 3b is connected to the reinforcing bar 6. It is buried (see FIGS. 2 to 4). As shown in FIG. 2, the self-weight receiving hardware 3 has an inverted L-shaped cross section, and a long nut 3c and a pipe 3d are fixed to the back surface of the flat surface 3a, and the surface thereof is opened. The leg portion 3b of the self-weight receiving member 3 may be provided on one edge portion as described above, or may be provided on two opposing edge portions as shown in FIG. . The long nut 3c is fixed to the reinforcing bar, and the tip of the nut 2 embedded in the panel 1 is inserted into the pipe 3d.

Next, the manufacturing method of the ALC panel having the above-mentioned structure will be outlined. As shown in FIG. 4, the reinforcing bar 6 having the nut 2 and the self-weight receiving metal member 3 attached thereto is arranged on the box-shaped frame 5. At this time, the flat surface 3 of the self-weight receiving member 3
a is brought into close contact with the bottom surface of the mold 5, and the hole opened in the panel is provided with a plug of a material that is melted or powdered during autoclave curing. After that, the raw material slurry may be injected and the raw material slurry may be manufactured by a usual manufacturing method.

Next, a method for attaching the ALC panel 1 to a building frame will be described below with reference to FIGS. The mounting bracket 11 used is a spacer 13,
It comprises an upward ruler angle 14, a downward ruler angle 15, and a lower mounting hardware 16. The spacer 13 has an inverted L-shaped cross section, and is fixed to the upper surface of the beam 12 of the reinforced frame body so as to face the longitudinal direction. The width of the spacer 13 is larger than the width of the downward ruler angle 15. In addition, the L-shaped upward ruler angle 14 has its vertical surface located closer to the indoor side than the horizontal plane,
It is fixed to the upper surface of the spacer 13.

Further, on the vertical surface of the upward ruler angle 14, a nut 14a for screwing a panel lower mounting metal piece 16 described later is fixed. Next, the length of the horizontal portion of the inverted L-shaped downward ruler angle 15 is slightly shorter than the length of the upward ruler angle 14, and the length of the vertical portion is that of the upper mounting nut 2 of the lower panel 1a described later. It has a length that reaches a little below, at the position where the nut 2 faces,
Long holes 15d are formed vertically. A through hole 15a that is long in the width direction is formed near both ends of the horizontal surface of the downward ruler angle 15, and the position adjustment in the width direction is performed when the upward ruler angle 14 is screwed with a bolt 15b and a nut 15c. You can do it. Further, a cutout 15e is formed in the center of the horizontal plane.

The lower mounting hardware 16 has a plate member bent in a hook shape so as to form a vertical portion which is opposed to the vertical direction of the horizontal portion, and the height adjusting bolt 1 which is long on the horizontal surface thereof.
7 penetrates vertically and is screwed together, and the tip of the bolt 17 reaches the upper surface of the upward ruler angle 14 located below the notch 15e of the downward ruler angle 15. By rotating the bolt 17 forward and backward, the vertical position of the lower mounting hardware 16 can be adjusted, and the lower mounting hardware 16 is fixed by a lock nut 17a located below the horizontal plane.

Further, two through holes 16a for screwing the panel 1 (upper panel 1b) are formed on the upper vertical surface of the lower mounting hardware 16, and the upward ruler angle is formed on the lower vertical surface. An elongated hole 16a is formed in a vertical direction at a position facing the nut 14a of 14, and a push bolt 19 penetrates the elongated hole 16b through a washer 18 and a Teflon sheet 21 and is screwed to the nut 14a. Further, the nut 16c is provided at a position parallel to the elongated hole 16b on the lower vertical surface.
Is fixed, the pull bolt 20 penetrates and is screwed,
Its tip reaches the vertical surface of the upward ruler angle 14. Therefore, by simultaneously rotating the push bolt 19 and the pull bolt 20 in opposite directions, the lower mounting hardware 16 can be moved back and forth in the horizontal direction to adjust the position.

Next, using this mounting bracket 11, A
A method of attaching the LC panel 1 to the beam 12 will be described. First, the spacer 13 of the mounting member 11 and the upward ruler angle 14 are centered at a predetermined position on the upper surface of the beam 12 and then fixed. On the other hand, the downward ruler angle 15 of the mounting member 11 is previously screwed to the upper portion of the panel 1 (lower panel 1a) via the Teflon sheet 21 and the washer 22 with a bolt. In addition, in the lower part of the panel 1 (upper panel 1b),
The nut 2 in which the lower mounting hardware 16 is previously embedded in the lower panel 1b by the bolt 26 through the self-weight receiving hardware 3
Nuts 3d on the back surface of the self-weight receiving hardware 3 at the same time.
A bolt 27 is screwed onto the. Further, elastic gaskets 29 are attached to the front and back edges of the panel 1 near the front surface and the back surface over the entire length in the width direction. Further, another gasket 29a is attached over the entire length in the width direction on the front surface side of the lower edge of the panel 1.

In this way, the lower mounting hardware 16
Is fixed, and a small edge surface of the upper end of the panel 1 to which a downward ruler angle 15 is screwed is lifted, and is suspended in the outer wall mounting portion, and the lower vertical portion of the lower mounting hardware 16 is fixed to the body. The nut 14a on the vertical surface of the upward ruler angle 14 is temporarily fixed by screwing with a push bolt 19 via a washer 18 and a Teflon sheet 21. Then, the height adjusting bolt screwed to the horizontal portion of the lower mounting hardware 16 is rotated to adjust the height of the panel 1. Next, the horizontal part of the downward ruler angle 15 screwed to the upper part of the panel 1 is attached to the horizontal part of the upward ruler angle 14 by the bolt 15
Temporarily tighten the screws with b and the nut 15c.

With the top and bottom of the panel 1 temporarily fixed, the height adjustment bolt 17 determines the height, and the push bolt 19, the pull bolt 20, and the downward ruler angle 15 determine the front-rear position, and then the lock nut 17a. , Tighten the nut 15c, and attach the downward ruler angle 15 and the upward ruler angle 14
Weld and fix necessary parts such as the horizontal part of the.

After that, if necessary, the back side of the gasket 29 is filled with caulking material, and the operation is completed. In this way, after the top and bottom of the panel 1 are temporarily fixed, the top and bottom and front and rear positions can be finely adjusted, so that the outer wall surface can be moved in and out and the pattern can be matched, and an excellent appearance can be obtained. Further, since the downward ruler angle 15 and the panel 1 respectively rock and rock through the Teflon sheet 21 even if the body rocks due to an earthquake or the like, the vibration resistance is excellent. Lower mounting hardware 16
And upward ruler angle 14 are Teflon sheet 2 respectively
As it rocks and rocks through 1, it has excellent earthquake resistance. In the description, we used a mounting bracket that allows you to freely adjust the height and front-rear position, but if you do not need to use such a bracket, simply attach a simple bracket to the self-weight bracket and attach it to the frame. May be. Further, instead of the Teflon sheet 21, a stainless sheet, a brass plate or the like may be used as a plate material which is smooth and has corrosion resistance and wear resistance.

[0025]

As described in detail above, the A of the present invention
The LC panel is designed so that the flat surface of the self-weight receiving hardware is exposed only in the back surface of the lower part of the panel, so it can be mounted in the ALC manufacturing process, and the outer shape of the self-weight receiving hardware is slightly larger than the panel mounting bracket. Since the legs are connected to the reinforcing bars embedded in the panel, the metal fittings are fixed to this self-weight receiving metal fitting, and if this mounting metal fitting is fixed to the body, the bolts where the mounting metal fittings are screwed to the self-weight receiving metal fitting. The panel weight can be supported without applying a shear load to the panel. Further, the upper part of the panel is screwed to the downward ruler angle fixed to the beam through a washer and a plate that is smooth and corrosion resistant with a bolt that penetrates through a vertically long through hole formed near the lower end of the angle. The downward ruler angle is slidable in the vertical direction relative to the panel and has excellent earthquake resistance.

[Brief description of drawings]

FIG. 1 is a perspective view of a panel according to an embodiment of the present invention.

FIG. 2 is a perspective view showing an example of a self-weight receiving member used in the present invention.

FIG. 3 is a perspective view showing another example of the self-weight receiving member used in the present invention.

FIG. 4 is a vertical cross-sectional view for explaining the method for manufacturing the panel of the present invention.

FIG. 5 is a vertical cross-sectional view showing a state in which the panel of the present invention is attached to a beam.

FIG. 6 is a front view of a mounting member.

FIG. 7 is a perspective view of a fitting.

FIG. 8 is a vertical cross-sectional view showing a state in which a conventional panel is attached to a beam.

[Explanation of symbols]

 1 panel 1a lower panel 1b upper panel 2 nut 3 self-weight receiving metal fitting 5 formwork 6 reinforcing bar 11 mounting bracket 12 beam 13 spacer 14 upward ruler angle 15 downward ruler angle 16 lower mounting hardware 17 height adjusting bolt 18, 22 washer 23 , 26, 34 Bolt 19 Push bolt 20 Pull bolt 21 Teflon sheet

Claims (3)

[Claims] 1. An ALC panel in which panel mounting nuts are embedded in four corners, has a flat surface exposed only in the lower back surface of the panel without protruding downward from the lower portion of the panel, and the flat surface has An ALC panel comprising: a self-weight receiving member provided with a pipe fitted to a panel mounting nut embedded in a lower portion of the panel, and a leg portion connected to a reinforcing reinforcing bar embedded in the panel. 2. A mounting bracket for mounting an ALC panel, in which panel mounting nuts are embedded in the four corners, to a beam of a building, wherein (a) is exposed only in the lower back surface of the panel without protruding downward from the lower part of the panel. A self-weight which has a flat surface which is fitted with a pipe fitting nut that is embedded in a lower portion of the panel and which is connected to a reinforcing bar embedded in the panel. And (b) a lower mounting hardware having a horizontal portion and two vertical portions extending in opposite directions from both ends of the horizontal portion, and the upper vertical portion being fixed to the flat portion of the self-weight receiving hardware. , (C) a spacer attached to the upper part of the beam of the building, (d) an upward ruler angle having a horizontal portion and a vertical portion and fixed to the spacer, and (e) a horizontal portion and a vertical portion. And above A downward ruler angle fixed to the angle, and a lower vertical surface of the lower mounting metal object is fixed to a vertical portion of the upward ruler angle, and a panel mounting nut embedded in the upper part of the panel is the downward ruler angle. It is designed to be mounted on the vertical part of a mounting bracket. 3. An ALC panel mounting method for mounting an ALC panel in which panel mounting nuts are embedded in four corners to a beam of a building, wherein the ALC panel is exposed only in the lower back surface of the panel without projecting downward from the lower part of the panel. Has a flat surface that
Providing a self-weight receiving hardware on the panel at the time of manufacturing the panel, which is provided with a pipe that fits in the lower panel mounting nut that is embedded in the lower portion of the panel, and a leg that is connected to the reinforcing rebar embedded in the panel , An upper panel mounting nut embedded in the upper part of the panel, wherein an upper vertical portion of a lower mounting hardware having a horizontal portion and two vertical portions extending in opposite directions from both ends of the horizontal portion is fixed to the self-weight receiving hardware. Then, fix the vertical part of the downward ruler angle that has the horizontal part and the vertical part, and fix the horizontal part of the upward ruler angle that has the horizontal part and the vertical part to the beam of the building through the spacer, Lift the panel with the mounting hardware fixed and the downward ruler angle fixed to the upper part, temporarily fix the lower mounting hardware to the upward ruler angle, and attach the downward ruler angle. A method for mounting an ALC panel, characterized in that it is temporarily fixed to the upward ruler angle and then fixed after adjusting the position of the panel with respect to the beam.