JPH031532Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Field of Industrial Application) This invention relates to a structure in which the lower end of a hollow exterior wall panel is attached to the framework of a building.

(Prior Art) Conventionally, an invention disclosed in Japanese Unexamined Patent Publication No. 165347/1983 (hereinafter referred to as the first prior art example) discloses a structure for attaching a concrete exterior wall panel to the frame of a building. ) and the device described in Japanese Utility Model Application Publication No. 52-13624 (hereinafter referred to as the second conventional example).
It was hot.

In the first conventional example, a bolt that passes through a fixed timber member is screwed into a screw hole of a support rod (covered with cushioning material) inserted into a handle hole (hollow part) of the exterior wall panel, and the exterior wall panel is attached to the building. It is attached to the body.

The fixed timber members are fixed by welding to the steel beams that make up the building frame.

In the second conventional example, a steel material with high bending strength is attached to the hollow part of a hollow extruded plate over almost its entire length, and a nut welded to the steel material and a corresponding bolt hole in the hollow extruded plate are installed. Depending on the
It is attached to the structure using bolts. The bolt is tightened to the body angle. Additionally, the body rim is screwed to the structure.

(Problems to be Solved by the Invention) However, in both Conventional Example 1 and Conventional Example 2, the wall body was attached to the building frame or structure by welding or bolting mounting fittings.

Such means have problems such as the construction work being cumbersome and time consuming.

The present invention has been developed in view of such conventional problems, and is an installation method for installing an external wall panel in which the lower end of a concrete external wall panel having a hollow portion inside is simply and easily attached to a framework using mounting brackets. The purpose is to provide structure.

(Means for solving the problem) The lower end mounting structure of the hollow external wall panel of the present invention has the following features:
A frame assembly consisting of a rectangular combination of upper and lower chord members, left and right vertical columns made of channel steel (in some cases, a center column is placed between the upper and lower chord members, and a center beam is placed between the left and right vertical columns). )
It has a structure in which a concrete exterior wall panel that penetrates a hollow part in the vertical direction is installed and fixed using a mounting bracket, and the mounting bracket is formed by bending a single strip steel plate. One end is a substantially downward U-shaped mounting body that straddles the lower chord and is elastically locked by holding it from above, and the tip of this mounting body is locked to the lower corner of the lower chord on the indoor side. The other end of the mounting bracket is a substantially L-shaped receiving part continuous from the mounting body, and the lower side of this receiving part is a supporting piece on which the lower end surface of the outer wall panel is placed. At the same time, the vertical section of the rising piece is formed in a substantially inverted dogleg shape so that it can be inserted into the hollow part of the outer wall panel and elastically draw the outer wall panel to the framework. In the mounting bracket formed in the above, the mounting body straddles the lower chord member of the frame, and the above-mentioned locking portion formed at the tip of the mounting body is locked to the lower corner of the lower chord member on the indoor side. The front end rising piece of the mounting bracket is inserted from the lower end of the hollow part of the outer wall panel which is elastically fitted and fixed along the frame, and the lower end surface between the hollow part of the outer wall panel and the back surface. is placed on the support piece of the mounting bracket, and the rear side of the exterior wall panel is pulled toward the frame by the rising piece and attached.

(Function) The approximately downward U-shaped mounting body of the mounting bracket is straddled over the upper side of the lower chord member of the frame, and is elastically fitted so as to hold the lower chord member, and the tip of this mounting body is locked. to the lower corner of the lower chord on the indoor side.

Next, the rising piece of the receiving part is inserted from below into the hollow part provided in the concrete outer wall panel, and the lower end surface of the outer wall panel is received and supported by the supporting piece of the receiving part. At this time, the back part of the outer wall panel is drawn to and supported by the frame by the rising piece inserted into the hollow part. This makes attachment of the exterior wall panels to the framework extremely simple and easy.

(Example) Hereinafter, the configuration of the present invention will be explained based on the drawings for an example.

Figures 1 to 4 show the outer wall of the building according to the present invention.
As shown in the figure, the outer wall part 1 is made up of a plurality of outer wall panels 3 attached to a frame 2..., and windows 4 are installed at appropriate locations.
...is provided.

For example, as shown in FIG. 2, the frame 2 in the area enclosed by the two-dot chain line in FIG. upper chord member 2a formed of
It is formed by framing the lower chord members 2b, vertical columns 2c, 2d, middle columns 2e, 2f, and middle beams 2g, 2h in a rectangular shape, and as shown in FIG. or directly fixed in an upright position. On the other hand, the outer wall panel 3 to which the back portion 3a is attached to the framework 2 is made of concrete, inorganic materials, a mixture of inorganic and organic materials, or foamed materials of these materials. and has a hollow part 3b inside.
extends in the vertical direction and is installed through it. Exterior wall panel 3
The dimensions are, for example, about 50 cm in width, about 300 cm in length, and about 5 to 6 cm in thickness. As shown in FIG. 2, four outer wall panels 3 are attached to one frame 2. In other words, there are two outer wall panels 3, 3 from the vertical pillar 2c to the middle pillar 2e, and from the middle pillar 2f to the vertical pillar 2.
By d, two outer wall panels 3, 3 have been attached. In addition, this framework 2 and the outer wall panel 3
The relationship between the window 4 and the window 4 changes depending on the shape and dimensions of the building.
2, the vertical dimensions of the framework 2 and the outer wall panel 3 are set smaller than those shown in FIG. A mounting bracket 8 for supporting the lower end surface 3c of the outer wall panel 3 is locked and fixed to the lower chord member 2b of the framework 2.

As shown in FIG. 5, the mounting bracket 8 is made of an elastic plate material, such as steel, and is attached to the lower chord member 2b.
A mounting body 9 is formed at one end and a receiving part 10 is formed at the other end, and the mounting body 9 is removably locked and fixed to the mounting body. The attachment body 9 has a substantially downward U-shape corresponding to the cross-sectional shape of the lower chord member 2b, and the tip of the attachment body 9 is formed into a claw piece (locking portion) that is slightly bent inward. Then, the mounting body 9 elastically fits (holds) the lower chord material 2b from above.
It is designed so that it can be fixed. Further, the receiving portion 10 formed at the other end is formed to extend from the mounting body 9 in a substantially L-shape. The rising piece 10a at the tip of the receiving part 10 is slightly curved inward (the longitudinal section is formed in a substantially reverse dogleg shape), and the rising piece 1
0a into the hollow part 3b of the outer wall panel 3 from below, the lower end surface 3c of the outer wall panel 3
0 support piece 10b (rising piece 10a and mounting body 9
The outer wall panel 3 can be elastically drawn to the framework 2 to be attached and fixed.

Therefore, in order to attach the exterior wall panel 3 to the framework 2, first attach the mounting bracket 8 to the hollow part 3 of the exterior wall panel 3.
After elastically locking and fixing the lower chord member 2b at the location corresponding to b with one touch, insert the rising piece 10a of the receiving part 10 into the hollow part 3b of the outer wall panel 3, and at the same time insert the rising piece 10a of the receiving part 10 into the lower end surface 3c of the outer wall panel 3. It is placed on the support piece 10b of the section 10. Then, the back portion 3a of the outer wall panel 3 is elastically drawn and fixed to the framework 2 by the rising piece 10a. The outer wall panel 3 is fixed to the framework 2 at a midway point using appropriate fixing fittings 11 (see FIG. 2). Then, in this manner, the required number of outer wall panels 3 are sequentially attached to the frame assembly 2 to assemble the outer wall portion 1.

In addition, in the above embodiment, the mounting bracket 8 is the first
It can also be applied to the part inside the circle in the figure, that is, the upper part of the window 4. In this case, the mounting bracket main body 9 is fixed to the upper chord member 2a or the middle struts 2g, 2h.
Further, long grooves 12 (see FIG. 3) may be formed in the vertical direction at appropriate intervals in the back portion 3a of the outer wall panel 3 to allow vertical ventilation into the inner side of the outer wall portion 1. Furthermore, the dimensions of the hollow portion 3b are determined while considering the strength of the outer wall panel 3.
The design is designed to reduce the weight of the vehicle as much as possible.

(Effects of the invention) As detailed above, according to the invention, the lower end of the outer wall panel can be attached to the framework extremely simply and easily without the need for welding, and the assembly of the outer wall Able to work efficiently. In addition, since the mounting bracket has a simple structure that is simply elastically fitted to the lower chord member, it can easily accommodate changes in the dimensions of the outer wall panel, particularly in the position of the hollow portion. Moreover, the outer wall panel can be elastically pulled together by the upright piece inserted into the hollow part of the outer wall panel from below, and can be attached and fixed to the framework.

Furthermore, since the mounting bracket does not need to be embedded in the exterior wall panel in advance, it is convenient for handling such as transportation and storage of the exterior wall panel.

Furthermore, since the mounting bracket is formed from a single strip steel plate, it is easy to manufacture and inexpensive. Moreover,
Good construction workability.

[Brief explanation of the drawing]

The drawings illustrate an embodiment of the lower end mounting structure of the hollow exterior wall panel according to the present invention, and FIG. 1 is a front view showing the exterior wall of a building, and FIG. 2 is a rear perspective view of the part inside the double-dashed line frame in FIG. 1. , FIG. 3 is an enlarged perspective view showing the main parts, FIG. 4 is a longitudinal sectional view of the same, and FIG. 5 is a perspective view of the mounting bracket. 2... Frame assembly, 2b... Lower chord material, 3... Outer wall panel, 3b... Back, 3c... Lower end surface, 5... Edge piece, 8... Mounting bracket, 9... Mounting body, 10...
Reception part, 10a... rising piece.

Claims (1)

[Scope of claim for utility model registration] A frame consisting of a rectangular combination of an upper chord member, a lower chord member, and left and right vertical columns made of channel steel. A pole is installed. ) to,
It has a structure in which a concrete exterior wall panel that penetrates a hollow part in the vertical direction is installed and fixed using mounting brackets.The mounting bracket is formed by bending a single steel strip plate, and one end The mounting body has a substantially downward U-shape that is elastically locked by straddling the lower chord material and is held from above. It is made into a stop,
The other end of the mounting bracket is a substantially L-shaped receiving part that is continuous from the mounting body, and the lower side of this receiving part is a supporting piece on which the lower end surface of the outer wall panel is placed, and the rising piece is The vertical cross section is formed in a substantially inverted dogleg shape so that it can be inserted into the hollow part of the exterior wall panel and elastically drawn to the framework, and the mounting bracket formed in this way is The mounting body straddles the lower chord member of the frame, and the above-mentioned locking portion formed at the tip of the mounting body is locked to the lower corner of the lower chord member on the indoor side, so that the mounting body is elastically fitted. The rising piece of the mounting bracket is inserted from the lower end of the hollow part of the outer wall panel that is fixed and installed along the frame.
The lower end surface between the hollow part of the exterior wall panel and the back surface is placed on a support piece of the mounting bracket, and the rear surface of the exterior wall panel is pulled toward the frame by the rising piece and mounted. A structure for attaching the lower end of a hollow exterior wall panel.