JP2001098671A - Fitting structure for wall panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To align a nut position with a fitting bolt position and fit a wall panel even under dimension error. SOLUTION: A wall panel where a surface plate is pasted to a panel frame 5 comprising a side sash 3 and a lateral sash is erected on a support member B such as a base bracket 7 and girth, and a fitting bolt 9 is inserted into a base plate 1 at the bottom of the lateral sash and the side sash 3 of a wall panel A from the support member B, with the fitting bolt 9 screwed into a nut 2 fitted on the base plate 1. Here, a nut hold bracket 10 is attached onto the base plate 1 while the square nut 2 is attached between the base plate 1 and the nut hold bracket 10 so that the nut 2 horizontally plays. At least one of the nut hole bracket 10 and the base plate 1 is provided with a rotation stop part for stopping rotation of the square nut 2. In order to insert the tip end of the fitting bolt 9 into a threaded hole 2a of the nut 2, the tip end of the fitting bolt 9 is provided with a tapered insert guide part 9a where a diameter decreases as goes to the tip end.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure in which a wall panel such as an outer wall panel is erected and attached to a support member such as a base metal fitting or a trunk.

[0002]

2. Description of the Related Art In general, a wall panel such as an outer wall panel is formed by attaching a face plate to a panel frame composed of a vertical frame member and a horizontal frame member. It is constructed as follows. A base metal is placed on the base as a support member, the base metal is fixed on the base with anchor bolts of the base, and the lower end of the wall panel is placed on the base metal, and the wall panel is erected. Mounting bolts are inserted from the metal fittings into the base plate at the lower end of the horizontal and vertical frame members of the wall panel, and the mounting bolts are screwed into nuts mounted on the base plate to fix the wall panel. I have.

[0003]

The wall panel is attached as described above, but conventionally, the nut 2 disposed on the base 1 at the lower end of the vertical frame member is welded as shown in FIG. a is a welded portion) because of the fixed structure, when the mounting bolt is inserted from the base metal fitting and the mounting bolt is screwed into the nut 2, the position of the mounting hole for inserting the mounting bolt of the base metal fitting and the position of the nut 2 are changed. If they do not fit, there is a problem that the mounting bolt cannot be screwed. That is, the base metal is attached to the foundation with the anchor bolt, and the mounting accuracy of the base metal is not so good, and it is likely that the mounting bolt cannot be screwed into the nut 2.

[0004] The present invention has been made in view of the above points, and a wall panel mounting structure capable of mounting a wall panel even if there is a dimensional error by adjusting the position of a nut to the position of a mounting bolt. It is an object to provide

[0005]

According to a first aspect of the present invention, there is provided a wall panel mounting structure for attaching a face plate to a panel frame comprising a vertical frame member and a horizontal frame member. The wall panel A is erected on a support member B such as a base metal fitting 7 or a body difference 8, and is attached from the support member B to the base plate 1 at the lower end of the horizontal frame member 4 and the vertical frame member 3 of the wall panel A. In a wall panel mounting structure in which the mounting bolt 9 is inserted and the mounting bolt 9 is screwed to the nut 2 mounted on the base 1, the nut holding fitting 10 is mounted on the base 1 and the base 1 and the nut are held. A square nut 2 is mounted between the nut 10 and the nut 10 so that the nut 2 can freely move in a horizontal plane, and at least one of the nut holding bracket 10 and the base 1 is provided with a detent part for preventing the square nut 2 from rotating. And the tip of the mounting bolt 9 into the screw hole 2a of the nut 2. By comprising a tip smaller tapered insertion guide portion 9a of the tip Hodo径 bolt 9 mounted for insertion provided conjunction characterized. With the above configuration, the insertion guide portion 9a at the tip of the mounting bolt 9 inserted from the support member B via the horizontal frame member 4 and the base plate 1 is inserted into the screw hole 2a of the nut 2, and the mounting bolt 9 Is screwed into the nut 2 so that the nut 2
Can be moved to adjust the position of the nut 2 to the position of the mounting bolt 9, and the mounting bolt 9 can be tightened.
Even if there is a dimensional error in the construction, the wall panel A can be attached.

According to a second aspect of the present invention, there is provided a wall panel mounting structure according to the first aspect, wherein the nut 2 is provided on an upper surface of the base plate 1.
A groove 11 having a width larger than the outer shape of the groove 11 is provided, and groove edges 11a on both sides of the groove 11 are formed as detent portions of the square nut 2. When the mounting bolt 9 is turned and tightened, the square nut 2 is locked to the groove edge 11a and is prevented from rotating. However, even if a strong torque is applied to prevent rotation at the groove edge 11a of the concave groove 11 of the base plate 1, There is no possibility that the nut 2 rotates together with the lock.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A wall panel A is formed by attaching face plates 6 to both sides of a panel frame 5 as shown in FIG. This wall panel A is an outer wall panel in this example, and has an exterior material 6a as a face plate 6 on one surface and a face plate 6 on the other surface.
The interior material 6b is stuck. The exterior material 6a is affixed to the panel frame 5 via an exterior base material 12, and the interior material 6b is affixed to the panel frame 5 via an interior base material 13. A heat insulating material 25 such as glass wool is loaded on the panel frame 5 between the exterior material 6a and the interior material 6b. The panel frame 5 is composed of vertical frame members 3 erected at appropriate intervals in the left-right direction, and horizontal frame members 4 erected at the upper and lower ends of the vertical frame members 3 so as to be orthogonal to the vertical frame members 3. I have. The horizontal frame member 4 is formed of a channel member having a U-shaped cross section. The vertical frame member 3 is formed by integrating back-to-back U-shaped channel members into an H-shaped cross section,
A rectangular base 1 is integrally attached to the upper and lower ends of the vertical frame member 3 by welding or the like. At the upper end and the lower end of the vertical frame member 3, there are provided aperture portions 14 having a reduced outer size.
As shown in the figure, the narrowed portion 14 is fitted to the horizontal frame member 4 and fixed by welding.

The base 1 is integrally mounted on the upper end and lower end of the vertical frame member 3, but as shown in FIG. Cutout 1
5 is provided. An insertion hole 16 is provided substantially at the center of the lower base 1, and the horizontal frame member 4 is formed so as to correspond to the insertion hole 16.
Also, an insertion hole 17 is formed. A screw hole 18 is formed in the upper base 1. A rectangular nut 2 such as a hexagon nut is arranged on the lower base 1 at a position above the insertion hole 16. The diameter of the insertion holes 16 and 17 is a so-called stupid hole that is larger than the diameter of the screw hole of the nut 2 or the outer diameter of the screw of the mounting bolt 9 described later. As shown in FIGS. 6 and 7, a concave groove 11 wider than the outer shape of the nut 2 is formed on the upper surface of the lower base 1, and the nut 2 is horizontally moved in the concave groove 11. It is arranged to be free. A nut holding member 10 is disposed on the base 1, and the nut holding member 10 is formed to have a width substantially equal to the width of the groove 11. This nut holding bracket 10 is an upper piece 1
0a and a vertical piece 10b hanging from both ends of the upper piece 10a and a lower piece 10c extending horizontally from the lower end of the vertical piece 10b,
The lower piece 10c is formed by hanging a hanging edge 10d from both sides of the upper piece 10a.
Is fixed to the base 1. Further, a through hole 23 is formed in the upper piece 10a of the nut holding member 10 at a position corresponding to the position above the insertion holes 16 and 17. The nut 2 arranged in the concave groove 11 is mounted on the base 1 by mounting the nut holding fitting 10 on the base 1, and the groove edges 11 on both sides of the concave groove 11 are mounted.
a and the hanging edges 10d on both sides of the nut holding fitting 10
Since the outer shape of the nut 2 is smaller than the interval between the nuts, the nut 2 can freely move in the horizontal direction on the base 1.
Groove edge 11a, hanging edge 1 on both sides of nut holding bracket 10
0d and the vertical piece 10b serve to regulate the nut 2 so as not to move more than a predetermined amount in the horizontal direction, and also to prevent rotation of the nut 2 when tightening a mounting bolt 9 described later. Has become. As described above, the nut 2 moves in the horizontal direction, but the moving range is such that the screw holes of the nut 2 correspond to the insertion holes 16 and 17 regardless of where the nut 2 moves. .

When the wall panel A constructed as described above is built on the first floor of a building as shown in FIG. 2, the following is performed. As shown in FIG. 8, the base metal 7 as the support member B is disposed on the base 24, and the base metal 7 is
4 is attached with an anchor bolt 19. A mounting hole 20 is formed in the upper piece of the base metal fitting 7, and a wall panel A is erected on the upper piece of the base metal fitting 7 so that the lower end of the wall panel A is placed on the upper piece of the base metal fitting 7. Placed on The mounting hole 20 of the base metal fitting 7 and the insertion hole 1 of the wall panel A
6 and 17 are made to correspond to each other, and the mounting bolt 9 is inserted from the mounting hole 20 into the insertion holes 16 and 17. The distal end of the mounting bolt 9 is provided with a tapered insertion guide portion 9a whose diameter becomes smaller toward the distal end. That is, the diameter of the mounting bolt 9 is set to a diameter corresponding to the inner diameter of the screw hole 2a of the nut 2, but a tapered insertion guide portion 9a is provided at the tip so that the tip is smaller than the diameter of the screw hole 2a. is there. The mounting hole 20 is not a stupid hole such as the insertion holes 16 and 17, but a hole having a slightly larger diameter than the mounting bolt 9. Insert the mounting bolt 9 from the mounting hole 20 into the insertion hole 1
Even if the center of the mounting bolt 9 and the center of the nut 2 are misaligned when the insertion guide portion 9a is inserted through the insertion guide portion 9a.
Is inserted into the screw hole 2 a of the nut 2, the nut 2 moves freely, and the center of the nut 2 and the center of the mounting bolt 9 correspond to each other. Then, the wall panel A is installed upright by tightening the mounting bolts 9. As described above, the nut 2 moves, so that the position of the nut 2 can be adjusted to the mounting bolt 9 inserted into the mounting hole 20, and the wall panel A can be mounted even if there is a dimensional error. Also, when the mounting bolt 9 is tightened, the nut 2 does not come into contact with the groove edge 11a or the hanging edge 10d on both sides of the nut holding bracket 10, and does not rotate together.
The mounting bolt 9 can be tightened. At this time, the groove 11 is not provided, and the hanging edge 10 of the nut holding fitting 10 is not provided.
If the co-rotation is prevented only by d, the hanging edge 10d may be deformed and co-rotate when a large torque is applied from the nut 2, but the groove 1 is provided in the base 1 and the nut 2 is attached to the groove edge 11a. When the nut 2 is locked, it is possible to reliably prevent the nut 2 from rotating together.

Next, an example of the embodiment shown in FIGS. 9 and 10 will be described. This example is also basically the same as the above example,
Only the differences are described. As described above, the wall panel A is built on the first floor portion of the building, and the stud 8 as the support member B is attached on the upper end of the wall panel A on the first floor portion. The wall panel A on the second floor is built. The body gap 8 arranged at the upper end of the first floor portion is attached by screwing a bolt from the flange below the gap 8 into the screw hole 18 at the upper end of the wall panel A of the first floor portion. The wall panel A on the second floor is the same as the wall panel A on the first floor, and a nut 2 is movably mounted on a lower base 1 as in the above example. A mounting hole 20 is drilled in the flange above the body gap 8, and the mounting bolt 9 inserted through the mounting hole 20 is inserted into the insertion holes 16 and 17, and the mounting bolt 9 is inserted into the nut 2 in the same manner as in the above example. The wall panel A is attached by being screwed into the wall panel A.

[0011]

According to the first aspect of the present invention, as described above, the nut holding bracket is mounted on the base plate, and at the same time, the square nut is floated between the base plate and the nut holding bracket in the horizontal plane. At least one of the nut holding bracket and the base plate is provided with a detent for preventing rotation of the square nut, and the tip of the mounting bolt is inserted to align the tip of the mounting bolt with the screw hole of the nut. Since the tapered insertion guide portion whose diameter becomes smaller at the tip is provided, insert the insertion guide portion of the tip of the mounting bolt inserted from the support member through the horizontal frame material and the base plate into the screw hole of the nut, By screwing the mounting bolt to the nut,
The nut can be moved to adjust the position of the nut to the position of the mounting bolt, and the mounting bolt can be tightened. Even if there is a dimensional error in the construction, the wall panel can be mounted.

According to the invention of claim 2 of the present invention, a groove having a width wider than the outer shape of the nut is provided on the upper surface of the base plate, and the groove edges on both sides of the groove are detent portions for the square nut. When turning the mounting bolts, tighten the square nut on the groove edge to prevent rotation.However, since it stops at the groove edge of the concave groove on the base plate, it locks securely even if strong torque is applied. The nuts do not rotate together.

[Brief description of the drawings]

FIG. 1 is a partially omitted cross-sectional view of a main part of an example of an embodiment of the present invention.

FIG. 2 is a front view showing a state where a wall panel of a first floor portion of the above is erected.

3A and 3B show the same wall panel, wherein FIG. 3A is a partially cutaway cross-sectional view, and FIG.

FIG. 4 is a perspective view showing a joint portion between a vertical frame member and a horizontal frame member of the wall panel.

5A and 5B show the same vertical frame member, wherein FIG. 5A is a plan view and FIG.
Is a front view, (c) is a side view, and (d) is a cross-sectional view taken along line XX of (b).

FIG. 6 is an exploded perspective view showing the base plate and a nut holding bracket according to the embodiment.

FIGS. 7A and 7B show a state in which a nut holding bracket is attached to the base plate, wherein FIG. 7A is a perspective view and FIG. 7B is a cross-sectional view.

FIG. 8 is a perspective view showing an attached state of the base metal fitting.

FIG. 9 is a front view of another example of the above, in which a wall panel on the second floor is erected.

FIG. 10 is a sectional view of a main part of the above.

FIG. 11 is a plan view illustrating a conventional example.

[Explanation of symbols]

 Reference Signs List A wall panel B support member 1 base plate 2 nut 2a screw hole 3 vertical frame material 4 horizontal frame material 5 panel frame 6 face plate 7 base metal fitting 8 body difference 9 mounting bolt 9a insertion guide part 10 nut holding metal fitting 11 concave groove 11a groove edge

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Akihiko Miyazaki 1-1-4 Shinsenri Nishimachi, Toyonaka City, Osaka Prefecture Inside the National Housing Industry Co., Ltd. (72) Inventor Kenji Dobashi 1-1-1, Shinsenri Nishimachi, Toyonaka City, Osaka Prefecture No.4 National Housing Industries Co., Ltd. F-term (reference) 2E002 EA02 EB12 FA02 FA09 FB11 FB16 FB24 GA02 GA14 HA02 JA00 JA01 JA02 JA03 JB02 JB13 JB14 LA01 LB02 LB03 LB13 LC05 MA03 MA04 MA07

Claims (2)

[Claims] 1. A wall panel in which a face plate is attached to a panel frame composed of a vertical frame material and a horizontal frame material, is erected on a support member such as a base metal fitting or a body difference, and a horizontal frame material of the wall panel is formed from the support member. In the mounting structure of the wall panel in which the mounting bolt is inserted into the base plate at the lower end of the vertical frame member and the mounting bolt is screwed to the nut mounted on the base plate, the nut holding bracket is mounted on the base plate. A square nut is mounted between the base plate and the nut holding bracket so that the nut can float in a horizontal plane, and at least one of the nut holding bracket or the base plate is provided with a detent part for stopping the square nut from rotating, A mounting structure for a wall panel, comprising: a tapered insertion guide portion having a smaller diameter at the tip of the mounting bolt for inserting the tip of the mounting bolt into the screw hole of the nut. 2. The groove according to claim 1, wherein a groove having a width wider than the outer shape of the nut is provided on the upper surface of the base plate, and groove edges on both sides of the groove are formed as detent portions of the square nut. Wall panel mounting structure.