JP2530578Y2 - Curtain wall fixtures - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixture for mounting a curtain wall constituting an outer wall or a partition wall of a structure such as a building to a frame of the structure.

[0002]

2. Description of the Related Art In recent years, in a structure such as a building, for example, a curtain wall is installed by forming a space section in front of a frame such as a steel frame or RC as a structure, and the curtain wall is configured as an outer wall or a partition wall. Have been used frequently. As the material of the curtain wall, there are a metal panel, a glass plate, a precast concrete plate and the like. For example, if a glass plate is applied, it is possible to construct a building entirely covered with glass. In order to mount this curtain wall on a frame, generally, common mounting brackets provided on both sides are bolted to each other.

[0003]

In the above-mentioned mounting means, in order to make both mounting brackets coincide with each other, the construction accuracy of the skeleton is required.
Alternatively, the positioning accuracy of the mounting bracket itself with respect to the skeleton or curtain wall must be kept high, and if both mounting brackets do not match even in this case, the mounting bracket is installed on site so that bolt connection is possible. It was necessary to perform processing such as drilling.

[0004]

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and has a guideline fixed to a structure and extending in a direction substantially parallel to a mounting surface of a curtain wall. A support plate, a bracket fixed to the guide line of the support plate so as to be movable along the guide line, and rotatably along a surface substantially orthogonal to the mounting surface, and movably along the guide line. A fixing member for fixing the curtain wall, the adjusting member for receiving the curtain wall and adjusting the posture thereof is provided at a position eccentric with respect to the pivot point fixed to the guide line. Features.

[0005]

[Function] According to the curtain wall fixture of the present invention,
Even if there are some errors in the accuracy of the construction of the skeleton or the position of the mounting bracket for the curtain wall, it can be compensated by the movement and rotation of the bracket, the operation of the adjustment member, and the movement of the fixture. Even if the above error is confirmed at the site, the curtain wall can be reliably installed on the frame without adjusting the mounting bracket by adjusting the positions of the fixing tool and the bracket.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings.

Reference numeral 1 in FIGS. 1 and 2 denotes a steel frame which forms a beam of a framework (structure) of a structure such as a building. This steel frame 1
Is an H-shaped steel composed of the flanges 2.2 and the web 3, and the flanges 2.2 are installed in a horizontal state. On the upper flange 2 of the steel frame 1, a curtain wall fixture 4 of the present embodiment is provided.

The attachment 4 is made of metal such as steel, and is attached to one end of a pair of opposed L-shaped fittings 5,5.
Two rectangular support plates 6 are welded with a gap 7 therebetween, and an auxiliary plate 8 having a U-shaped cross section is welded to the inner surfaces of both support plates 6 6 so as to cover the gap 7. A fixing bolt (fixing tool) 9 and a bracket 10 are mounted. The gap 7 is parallel to the length direction of the support plates 6, 6,
This gap 7 is used as a guide line. (Hereinafter, this will be described with guideline 7.)

The fixing bolt 9 has a diameter slightly smaller than the width of the guide line 7, is inserted into the guide line 7 from the inside so as to be movable along the guide line 7, and the nut 11 is screwed from the outside. When the nut 11 is tightened, the fixing bolt 9 is fixed to both support plates 6. The fixing bolt 9 cannot be dropped off by the auxiliary plate 8.

The bracket 10 has a disk-like flange 12.
A nut 13 having a relatively long length is coaxially welded to the flange 12 at the center of one side of the nut. A bolt 14 is inserted into the flange 12 from the inside, and a nut 15 is screwed into the bolt 14 from the outside. I have. The bolt 14, like the fixing bolt 9, has a diameter slightly smaller than the width of the guide line 7, and is inserted into the guide line 7 from the inside so as to be movable along the guide line 7. Then, the bracket 10 cannot be dropped off by the bolts 14 and the nuts 15 and is fixed to the two support plates 6 by tightening the nuts 15.

Further, the bolt 14 is loosely inserted into the flange 12 of the bracket 10, so that the bracket 1
Numeral 0 is rotatable about the bolt 14. That is, the nut 13 is eccentric with respect to the bolt 14 which is a rotation shaft. An adjustment bolt (adjustment member) 11 </ b> A described later is screwed into the nut 13.

A description will be given of an example of use of the fixture 4 having the above configuration. First, the fixture 4 is mounted on the surface of the flange 2 of the steel frame 1 with the support plates 6 extending along the length direction of the steel frame 1. The two attachment plates 1 fastened with the metal fittings 5.5 by bolts 16 and nuts 17 and erected between the metal fittings 5.5 and welded to the auxiliary plate 8
8, the joint bar 19 is welded, and the joint bar 19 is buried in the concrete floor to be cast. And each nut 11,
15 is loosened, and the fixing bolt 9 is mounted so as to be movable along the guide line 7, and the bracket 10 is also mounted so as to be movable along the guide line 7 and rotatable about the bolt 14. The number of the fixing bolts 9 and the number of the brackets 10 are appropriately determined according to the curtain wall to be installed.

Next, FIG.
The case where the curtain wall 20 of the present embodiment shown in FIG.

This curtain wall 20 has a vertical direction
This is a rectangular precast concrete plate having a length extending between the upper and lower sides of the steel frame 1 that has been built. As shown in FIGS. 5 and 6, a contact plate 21 and bolts 22 are provided at four corners of the mounting surface (back surface) 20 a. An L-shaped mounting bracket 24 is mounted by a nut 23 which is buried and screwed into a bolt 22 via a washer 23a.

The mounting surface 20 of the curtain wall 20
A protrusion 25 for adjusting the posture when setting the steel frame 1 with respect to the steel frame 1 is formed between the two mounting brackets 24 at one end in the longitudinal direction. As shown in FIGS. 7 and 8, the projection 25 has an outer surface 25 facing one end in the length direction.
a is formed parallel to the short side of the curtain wall 20, the surface 25b is parallel to the mounting surface 20a of the curtain wall 20, and the other three surfaces are appropriately inclined, and extend over these surfaces over the outer surface 25a and the surface 25b. An L-shaped fitting 26 is buried flush.

In order to mount a large number of the curtain walls 20 on the steel frame 1, two curtain walls 20
One set of the four attachments 4 is arranged in a straight line, and is fixed to each of the flanges 2 of the steel frame 1 as described above. At this time, as shown in FIG. 9, in one set (two) of the fixtures 4 fixed to the upper flange 2,
4 and one bracket 10 with an adjustment bolt 11A screwed into the nut 11 one inside each corresponding to the two projections 25. To be able to be moved. In addition, only one fixing bolt 9 is attached to each of a set of fixtures 4 fixed to the lower flange 2.

First, the curtain wall 20 is positioned with respect to the lower fixture 4. That is, as shown in FIGS. 7 and 8, the curtain wall 2 on which the projections 25 are formed is formed.
0 and its mounting surface 20a faces the steel frame 1 side, and
With the projection 25 on the lower side, the widthwise ends thereof are aligned with both ends of a set of fittings 3, and the upper and lower steel frames 1.1 are arranged.
And the fitting 26 on the outer surface 25 a side of the two projections 25 is applied to the head of the adjustment bolt 11 A of the bracket 10 of the lower mounting 4. To apply the contact fitting 26 to the head of the adjustment bolt 11A, the bracket 10 is moved along the guideline 7 to a position corresponding to the projection 25, and the bolt 14 is used as an axis so that the adjustment bolt 11A contacts the contact fitting 26. To rotate the bracket 10.

Then, while the projection 25 is kept in contact with the adjustment bolt 11A, the adjustment bolt 11A
The amount of protrusion (screw amount) of the curtain wall 20
Is in a standing position and positioned at the installation position. Simultaneously with this operation, the fixing bolts 9 appropriately moved along the guide line 7 are passed through the mounting brackets 24 on both sides of the projection 25, and further, the upper two steel mounting brackets 24 are connected to the upper two mounting brackets 24. The fixing bolt 9 of the fixture 4 fixed to the lower flange 2 is similarly passed.

As described above, when the vertical position of the curtain wall 20 and the attitude of the upright state are determined by the adjusting bolts 11A and the fixing bolts 9 with respect to the upper and lower steel frames 1, as shown in FIGS. Then, the nut 11 is screwed into the fixing bolt 9 passed through each mounting bracket 24 via a washer 27 and fastened, and the mounting bracket 24 and the support plate 6 of the mounting bracket 4 are finally fixed by welding.

As described above, the curtain wall 20 is installed on the steel frame 1. As described above, the installation posture of the curtain wall 20 can be easily adjusted by installing with the fixture 4 of the present embodiment, and Steel frame 1
However, even if there is some error in the construction accuracy of the above and the positional accuracy of the mounting bracket 24 with respect to the curtain wall 20, the curtain wall 20 can be securely installed on the steel frame 1.

That is, the posture of the curtain wall 20 is adjusted by adjusting the amount of protrusion (screw amount) of the adjustment bolt 11A of the bracket 10 which receives the projection 25 of the curtain wall 20.
Is movable along the guide line 7 of the fixture 4 and is rotatable along a plane parallel to the support plate 6 of the curtain wall 20, so that it is versatile for various curtain walls. Then, even if there are some errors in the construction accuracy of the steel frame 1 and the positional accuracy of the mounting bracket 24 with respect to the curtain wall 20, the movement and rotation of the bracket 10,
The adjustment can be made by adjusting the amount of protrusion of the adjustment bolt 11A and further by moving the fixing bolt 9. Therefore, even if the above error is confirmed on site, these fixing bolts 9
In addition, by adjusting the position of the bracket 10 in accordance with the mounting bracket 24, the curtain wall 20 can be securely mounted on the steel frame 1 without performing processing such as drilling the mounting bracket 24.

[0022]

[Effects of the Invention] As described above, according to the curtain wall mounting fixture of the present invention, the installation posture of the curtain wall can be easily adjusted, and the accuracy of frame construction and the positioning accuracy of the mounting bracket with respect to the curtain wall can be improved. Therefore, even if there is a slight error, the curtain wall can be reliably installed on the steel frame by compensating for the error.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is a back view of the curtain wall.

FIG. 4 is a side view of the same.

FIG. 5 is a rear view showing a structure for attaching the curtain wall to the fixture.

FIG. 6 is a view taken along line PP of FIG. 5;

FIG. 7 is a rear view showing a state where the curtain wall is received by the adjustment bolt.

FIG. 8 is a view taken along line QQ in FIG. 7;

FIG. 9 is a side view showing a state in which the fixture of one embodiment is fixed to a steel frame.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Steel frame (structure) 4 Fixture 6 Support plate 7 Guideline 9 Fixing bolt (curtain wall fixture) 10 Bracket 11A Adjustment bolt (adjustment member) 20 Curtain wall 20a Mounting surface

Claims (1)

(57) [Scope of request for utility model registration] 1. A fixture for attaching a curtain wall forming a wall of a structure to a structure, the guide being fixed to the structure and extending in a direction substantially parallel to a mounting surface of the curtain wall. A support plate, a bracket fixed to the guide line of the support plate so as to be movable along the guide line, and rotatably along a surface substantially orthogonal to the mounting surface, and movably along the guide line. A curtain wall fixing device to be fixed, wherein the bracket is provided with an adjusting member for receiving the curtain wall and adjusting the posture thereof, at an eccentric position with respect to a pivot point fixed to the guide line. Curtain wall fixture.