JPH0794751B2 - Wall panel upper mounting structure and mounting method - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to an upper mounting structure and a mounting method for mounting an upper portion of a wall panel used for an outer wall of a building such as a unit house or a steel frame house to a beam.

[Background technology]

BACKGROUND ART Conventionally, a wall panel made of lightweight aerated concrete (PALC) integrally molded is used as an outer wall surface material of a unit house or the like.

An example of a conventional structure in which the upper part of the PALC wall panel is attached to the beam of the housing unit is shown in FIGS. 7 and 8. This conventional structure is a wall panel placed on the second floor of a unit house.
71 is attached to a beam 72 arranged at a predetermined distance above the upper end thereof. A joint nut 73 is embedded in the rear surface of the wall panel 71, and a box-shaped mounting bracket 75 is attached to the rear surface of the wall panel 71 by a bolt 74 screwed into the nut 73.

The upper surface of the mounting bracket 75 is attached to the beam 72 with bolts 76 and nuts 77, and the wall panel 71 is attached to the mounting bracket 75.
It is attached to the beam 72 via.

A suspension nut 79 for mounting a suspension bolt 78 is embedded in the upper end surface of the wall panel 71.

In addition to the conventional structure described above, there is a structure in which a bracket having an L-shaped cross section is used as the mounting bracket 75 according to the positional relationship between the wall panel 71 and the beam 72. In either case, the wall panel is used.
The bracket 75 was bolted to the nut 73 embedded in the rear surface of the 71.

[Problems to be Solved by the Invention]

However, in such a conventional structure, a hanging nut 79 for hoisting and moving the wall panel 71 and a wall panel are used.
There is a problem that a nut 73 for joining 71 to the beam 72 is required, the number of nuts embedded in the wall panel 71 increases, the manufacturing work of the wall panel becomes complicated, and the cost increases.

Also, the hanging nut 79 is wasted because it is not used after the wall panel 71 is attached to the beam 72, and the holes of the nut 79 and the like must be repaired after the wall panel 71 is attached, which increases the work process and improves workability. There was a problem that it decreased.

An object of the present invention is to provide a wall panel upper mounting structure and a mounting method capable of mounting a wall panel upper portion on a beam with good workability and at low cost.

[Means for Solving the Problems]

The upper mounting structure for a wall panel according to the present invention includes an upper mounting fixture having a locking portion that is locked by a nut embedded in the upper end surface of the wall panel and a beam bonding portion that is bonded to the beam. The feature is that the upper part of the wall panel is attached to the beam.

According to the method of mounting a wall panel of the present invention, a hanging nut and a joining nut are embedded in the upper end surface of the wall panel, a hanging bolt is screwed into the hanging nut, and the joining nut is attached to the upper portion according to claim 1. Lock the locking part of the tool, lift the wall panel using the hanging bolt and carry it to the beam,
After the beam joint part of the fixture locked to the joining nut is joined to the beam while the wall panel is being lifted, remove the suspension bolt from the suspension nut and attach the suspension part of the upper fixture to this suspension nut. It is characterized in that the wall panel is attached to the beam by locking and joining the beam joint portion to the beam.

Here, the wall panel is attached to the beam at the construction site, such as in the factory where the wall panel is attached to the beam of the housing unit, and at the construction site, such as when attached to the beam of the steel framed house. In some cases, the present invention is applicable to both cases.

[Action]

In the above-described upper mounting structure of the present invention, the mounting tool is locked to the wall panel by utilizing a nut embedded in the upper end surface of the wall panel, that is, a hanging nut or the like. No need to bury nuts on the back,
Fewer nuts are used to reduce costs and simplify wall panel manufacturing operations.

Also, since the mounting fixture for the upper part is locked to the hanging nut,
Since the nut repair work is unnecessary, the work process is reduced and workability is improved.

In addition, in the mounting method of the present invention, a hanging bolt is attached to a hanging nut embedded in a wall panel, an upper fitting is locked to a joining nut, and the fitting is attached to a beam while the wall panel is being lifted. After mounting, the suspension bolt is removed, and other suspension fixtures are locked to the suspension nut and joined to the beam, so the suspension nut can be used for both the suspension bolt and the suspension fixture, and the operator Does not need to support the wall panel, which facilitates installation work.

〔Example〕

 An embodiment of the present invention will be described below with reference to the drawings.

As shown in FIGS. 1 and 2, the upper mounting structure according to the present invention mounts a wall panel 1 made of PALC to a beam 2 having a substantially U-shaped cross section by using an upper mounting fixture 10.

A hanging nut 3 is provided near both sides of the upper end surface 1A of the wall panel 1.
Is buried. A suspension bolt 4 is screwed into the suspension nut 3 when the wall panel 1 is hoisted and carried as shown in FIG. 3, and when the wall panel 1 is attached to the beam 2 as shown in FIG. The upper fixture 10 is attached.

Further, a joining nut 5 similar to the hanging nut 3 is also embedded in a substantially central portion of the upper end surface 1A of the wall panel 1.

As shown in FIGS. 1 and 2, the nuts 3 and 5 are fitted with the pins 11 of the upper fixture 10. The fixture 10 includes a main body 12 provided in a vertical direction and the main body 12.
A panel joint 13 is bent horizontally from the lower end of 12 toward the wall panel 1 side, and a panel flange 13 is bent horizontally from the upper end of the main body 11 toward the beam 2 side to form a lower flange 2A of the beam 2. The beam joint portion 14 to be abutted is formed to have a substantially Z-shaped cross section.

A reinforcing flange 15 is formed on the main body portion 12 of the upper fixture 10 by drawing with a press, and a pin 11 as a locking portion is fixed to the lower surface of the panel joint portion 13 by projection welding. In addition, the beam joint 14 has a long hole for joining to the beam 2.
16 are formed. By the bolt 17 and the nut 18 screwed through the long hole 16 and the lower flange 2A of the beam 2 through the holes 6 formed at a predetermined interval, the position of the fixture 10 on the beam 2 can be adjusted in the longitudinal direction of the beam 2. Installed on.

A method of mounting the wall panel 1 on the beam 2 using the above-described mounting fixture 10 will be described.

First, as shown in FIG. 3, the suspension bolt 4 is screwed into the suspension nut 3, and the pin 11 of the fixture 10 is fitted into the joining nut 5. Then, the wire 7 is hung on the hanging bolt 4 and hoisted by a crane or the like not shown, and the wall panel 1 is carried to the beam 2.

Next, while the wall panel 1 is being lifted, the beam joint portion 14 of the fixture 10 is bolted to the beam 2, and the lower portion of the wall panel 1 is also arranged at the lower portion of the wall panel 1 using an appropriate fixture not shown. Attached to the beam.

Then, as shown in FIG. 4, the suspension bolts 4 are removed from the suspension nuts 3 and the pins 11 of the fixtures 10 are fitted, and the beam joints 14 of the fixtures 10 are bolted to the beams 2 so that they can be attached to the wall. Attach panel 1 to beam 2.

According to this embodiment, the following effects can be obtained.

That is, since the upper fixture 10 for attaching the upper portion of the wall panel 1 to the beam 2 is attached to the wall panel 1 by using the suspension nut 3 with which the suspension bolt 4 is screwed, the conventional wall panel 1 is attached. No need to bury nuts on the back of 1.
The number of nuts used can be reduced, the manufacturing cost of the wall panel 1 can be reduced, and the manufacturing work can be facilitated.

Further, since the upper fixture 10 is attached to the wall panel 1 by fitting the pins 11 to the nuts 3 and 5, the pins 11 are attached to the nuts 3 and 5 even if the beam 2 side moves due to an earthquake or the like. Since the wall panels 1 do not move by rotating, the wall panels 1 do not hit each other and are damaged. Therefore, the present invention is suitable for mounting the wall panel 1 of the curtain wall type.

Further, when mounting the wall panel 1, a joining nut 5 is provided between the hanging nuts 3 and the upper portion of the wall panel 1 is supported by the beam 2 with one upper mounting tool 10 in a state where the wall panel 1 is lifted.
Since the mounting tool 10 is locked to each suspension nut 3 and joined to the beam 2 after mounting on the wall, it is not necessary for the worker to mount the wall panel 1 while supporting it, and the mounting work can be easily performed. .

Also, when the wall panel 1 is attached to the beam 2, the suspension nut 3
Since the mounting tool 10 is locked in, the hanging nut 3 is not required as in the prior art, and there is no need to repair the hole, and the number of working steps is reduced and the workability can be improved.

The present invention is not limited to the above-described embodiments, and modifications, improvements, etc. within the range in which the object of the present invention can be achieved are included in the present invention.

For example, in the above-described embodiment, the pin 11 is fitted to the nuts 3 and 5 to mount the upper mount 10 on the wall panel 1, but
As shown in the drawing, a hole 21 is formed in the panel joint portion 13 of the fixture 10, and the countersunk bolt 22 is screwed into the nuts 3 and 5 through the hole 21 to attach the fixture 10 to the wall panel 1. Good. In short, the locking portion of the present invention can be used as long as it can be locked to the nuts 3 and 5 such as the pin 11 and the countersunk bolt 22.

Further, in the above-described embodiment, the case where the beam 2 is arranged above the wall panel 1 like the wall panel 1 arranged on the second floor has been described, but it is arranged on the first floor shown in FIG. If the upper end level of the wall panel 1 is the same as the upper end level of the beam 2 and the gap between the beams 2 on the first floor and the second floor is small, as in the wall panel 1 that has The wall panel 1 may be attached to the beam 2 using an upper fixture 30 having a joint 33 and a beam joint 34 at the lower end.
Also in this case, the wall panel 1 and the fixture 30 are joined by the pin 11 and the counter bolt 22.

Further, in the above-described embodiment, the joining nut 5 is embedded in addition to the hanging nut 3 so that the mounting work can be performed while the wall panel 1 is being lifted. However, when the wall panel 1 is small or a crane or the like cannot be used. In the above, only the hanging nut 3 may be embedded and attached without providing the joining nut 5.
The number of the hanging nuts 3 may be one to three or more depending on the size of the wall panel 1. That is, in the upper mounting structure of the present invention, at least one nut such as the hanging nut 3 and the joining nut 5 may be embedded in the upper end surface 1A of the wall panel 1. However, providing the joining bolts 5 in addition to the hanging bolts 3 as in the above embodiment has an advantage that the work of attaching the wall panel 1 becomes easier.

Further, the shapes and the like of the upper fixtures 10 and 30 are not limited to those in the above-mentioned embodiment, and may be appropriately set according to the fit of the wall panel 1 and the beam 2 and the like. Further, the method of joining the fixtures 10 and 30 to the beam 2 is not limited to the method of using the bolt 17 and the nut 18, but a tex, an air pin or the like may be used. In particular, if a tex or an air pin is used, it is not necessary to form the hole 6 in the beam 2, and the fixtures 10 and 30 can be joined to any part of the beam 2 and the joining position information can be provided on the wall panel 1 side. There is an advantage.

Further, since the wall panel 1 made of PALC can be manufactured with high accuracy, almost no position adjustment is necessary. However, if there is an error in the height dimension between the wall panel 1 and the beam 2, adjustment is made by interposing packing or the like. Alternatively, the fixture may be composed of two members having an L-shaped cross section so that the height position can be adjusted.

〔The invention's effect〕

As described above, according to the upper part mounting structure and mounting method of the present invention, there is an effect that the upper part of the wall panel can be mounted on the beam with good workability and at low cost. In particular, according to the mounting method of the present invention, it is not necessary for an operator to support the wall panel at the time of mounting the wall panel, and the burden of the mounting work is reduced, and workability can be improved.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing an embodiment of the present invention, FIG. 2 is a longitudinal sectional view showing an essential part of the embodiment, and FIGS. 3 and 4 are perspective views showing a method of attaching a wall panel, FIG. 5 is a vertical sectional view showing a modified example of the present invention, FIG. 6 is a vertical sectional view showing another modified example of the present invention, and FIGS. 7 and 8 are perspective views and vertical sectional views showing a conventional example. Is. 1 ... Wall panel, 1A ... Upper end surface, 2 ... Beam, 3 ... Hanging nut, 4 ... Hanging bolt, 5 ... Joining nut, 10,3
0 …… Mounting tool for upper part, 11 …… Pin that is a locking part, 12,32…
… Main body, 13,33 …… Panel joints, 14,34 …… Beam joints, 22 …… Screw bolts that are locking parts.

Claims (2)

[Claims] 1. A wall panel upper mounting structure for mounting an upper portion of a wall panel used as an outer wall of a building to a beam, and a locking portion that is locked by a nut embedded in an upper end surface of the wall panel. An upper part mounting structure for a wall panel, wherein an upper part of the wall panel is mounted on the beam through an upper part mounting tool having a beam joint part joined to the beam. 2. A method for mounting an upper portion of a wall panel used as an outer wall of a building to a beam, wherein a hanging nut and a joining nut are embedded in an upper end surface of the wall panel, and a hanging bolt is screwed to the hanging nut. Along with that, the engaging portion of the upper fixture according to claim 1 is engaged with the joining nut, the wall panel is hoisted using the hoisting bolt and carried to the beam, and the wall panel is hoisted for joining. After joining the beam joint of the fixture that is locked to the nut to the beam, remove the suspension bolt from the suspension nut, engage the suspension of the upper fixture with this suspension nut, and connect the beam joint to the beam. A method of mounting a wall panel, which comprises joining and mounting the wall panel to a beam.