JPH0790964A - Connecting structure for curtain wall - Google Patents

Abstract

PURPOSE:To diversify an appearance design by composing an exterior wall surface of a curved surface, a bent surface or the like. CONSTITUTION:Bearing frames 13, 13 bearing curtain walls 12, 12 are disposed so that axes thereof are crossed, and these curtain walls and bearing frames are combined by joint pins 15. Gaskets 20 are arranged among the adjacent curtain walls 12, 12 while being fitted at the end sections of the curtain walls 12, 12 on both sides, and these curtain walls 12, 12 are connected.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connecting structure for a curtain wall made of glass which forms an outer wall of a building structure such as a building.

[0002]

2. Description of the Related Art Generally, when the outer wall of a building or other building structure is composed of a curtain wall made of glass such as tempered glass or laminated glass, the curtain wall is fitted to a frame body assembled in a grid pattern or the like. A complicated structure is used. In such a structure, when the building structure is exteriorized, although the outer wall surface is mainly composed of glass, the frame body actually serves as an external accent. Since this frame body is required to have a predetermined strength to support the glass, it is difficult to make the frame body thin so as to be inconspicuous, which is a constraint on the external design.

In recent years, in response to such a problem, the following structure has been realized. As shown in FIG.
Support frame 2 extending in parallel along the surface of the outer wall 1
However, it is provided by being fixed to a body not shown. A support fitting 3 orthogonal to the support frame 2 is fixed to the support frame 2. A structure in which the locking hole 6 formed in the glass curtain wall 5 forming the outer wall 1 is locked to the step portion 4 formed at the tip of the support fitting 3 so that the curtain wall 5 is supported. Has become. Then, as shown in FIG. 7, in the gap between the curtain walls 5 and 5 that are vertically or horizontally adjacent to each other, the curtain walls 5 and 5 extend in the horizontal direction along the gap, similarly to the connection structure of the conventional general curtain wall. A blind 7 and a vertical 8 extending vertically are provided to connect the curtain walls 5, 5, .... As shown in FIG. 6, the blind 7 and the cubic 8 are metal fittings 9 fixed to the support frame 2 and extending horizontally and vertically, respectively, such as aluminum and stainless steel, and the metal fittings 9 and the curtain wall. By using the caulking material 10 that closes the gap between the curtain walls 5 and 5, the adjacent curtain walls 5 and 5 are connected to each other so as to maintain the waterproof property. In the structure as described above, each curtain wall 5 is attached to the support fitting 3
Since it is supported by, the seamless eyes 7 and the vertical surfaces 8 are provided only for connecting the adjacent curtain walls 5, 5, ... It can be made inconspicuous, and the exterior design can be diversified.

[0004]

However, the conventional curtain wall connection structure described above has the following problems. First, since the structure is such that the adjacent curtain walls 5 and 5 are connected by the seamless 7 and the cubic 8, if the outer wall 1 is configured to have a curved surface, a folded curved surface, etc., the seamless 7 and the cubic 8 are complicated. Since it has to be shaped, it is difficult to manufacture, and the cost is significantly increased, so that there is a problem that the molding of the building structure is restricted to a flat surface. Also, the adjacent curtain walls 5,
Since the connection of No. 5 depends on only the caulking material 10, there is a problem in reliability such as deterioration of water blocking property due to aging. The present invention has been made in view of the above points, and provides a connection structure for a curtain wall, in which the outer wall surface is formed of a curved surface, a bent surface, or the like, and the appearance design can be diversified. With the goal.

[0005]

The invention according to claim 1 is
A connecting structure for a glass curtain wall forming an outer wall of a building structure, wherein a support frame extending parallel to the curtain wall is provided on the back side of the curtain wall, and the support provided on the support frame is provided. The tip of the metal fitting is
The supporting frames, which are locked in the locking holes formed in the curtain walls, and the supporting frames respectively located on the back side of the curtain walls intersect with the connecting portions of the adjacent curtain walls, with the axes of the supporting frames intersecting with each other. As described above, the gaskets that are pin-joined and extend along the curtain walls are arranged such that both sides thereof are fitted to the end portions of the curtain wall.

According to a second aspect of the present invention, there is provided a structure for connecting a curtain wall made of glass, which is an outer wall of a building structure, wherein a support frame extending parallel to the curtain wall is arranged on the back surface side of the curtain wall. The front end portion of the support fitting provided on the support frame is locked in the locking hole formed in the curtain wall. The support frames respectively located in the curtain walls are pin-joined so that the axes of the support frames intersect, and a gasket extending along the curtain walls is fitted to one end of the curtain wall. It is also characterized in that it is disposed in contact with the back surface of the other curtain wall.

[0007]

According to the first aspect of the invention, the curtain wall forming the outer wall of the building structure is obtained by locking the front end of the support fitting provided on the support frame into the locking hole formed in the curtain wall. Is supported. Further, since the support frames respectively located on the back sides of the adjacent curtain walls are pin-joined so that the axes of the support frames intersect, the surfaces where the adjacent curtain walls are located intersect, that is, the adjacent curtain walls. The surface formed by the wall will be bent. In addition, since gaskets extending along the curtain walls are arranged at the connecting portions of the adjacent curtain walls by fitting the both ends to the end portions of the curtain wall, the adjacent curtain walls are provided with the gasket. Connected by.

According to a second aspect of the present invention, the front end portion of the support metal fitting provided on the support frame is locked in the locking hole formed in the curtain wall to form a curtain wall which is an outer wall of the building structure. Is supported. Also,
Since the support frames located on the back surface sides of the adjacent curtain walls are pin-joined so that the axes of these support frames intersect, the surfaces where the adjacent curtain walls are located intersect, that is, in the adjacent curtain walls. The surface to be constructed will be bent. In addition, a gasket extending along the space between the curtain walls is fitted to an end portion of one of the curtain walls and abutted against the back surface of the other curtain wall at the connecting portion of the adjacent curtain walls. Therefore, the connecting portions of the adjacent curtain walls are sealed without exposing the gasket to the outer surface.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to Embodiments 1 and 2 shown in the drawings. First, in the connection structure of curtain walls according to the present invention, a first embodiment will be described in which a gasket is fitted between both adjacent curtain walls so as to be interposed therebetween. FIG. 1 shows an example of a building structure to which a curtain wall connection structure according to the present invention is applied. As shown in FIG. 1, the outer wall 11 of the building structure A is
It has a plurality of bent portions 11a, and thereby the entire appearance is formed by a curved surface. The outer wall 11 is a curtain wall 12 made of tempered glass or laminated glass.
Are arranged in the vertical and horizontal directions.

On the back surface side of these curtain walls 12, support frames 13, 13, ... Having substantially the same length as each curtain wall 12, are provided in parallel with each other, that is, adjacent support frames 13, 13. Are arranged so that their axes intersect.

At the bent portion 11a of the outer wall 11, these support frames 13 are connected as follows. As shown in FIG. 2, joint holes 14 and 14 are formed at both ends of each support frame 13. Then, the support frames 13a and 13b that are continuous in the vertical direction
The joint hole 14 at the lower end portion of the support frame 13a located above and the joint hole 14 at the upper end portion of the support frame 13b located below are pin-joined by the joint pin 15. In addition, each support frame 13
Has one end 16a fixed to the joint pin 15 and the other end (not shown) fixed to a skeleton (not shown) by rods 16 made of tensile steel, which are fixed to a skeleton not shown.

In this way, the upper portions of the respective support frames 13 arranged in parallel along the surface that constitutes the outer wall 11,
At the lower part, support fittings 17, 17 extending in a direction orthogonal to the axis of the support frame 13 are provided. As shown in FIG. 2, each support fitting 17 includes a locking member 18 and a pressing member 19. The locking member 18 includes a base 1
Step portion 18b having a smaller diametrical dimension than 8a
And a female screw part (not shown) is formed therein. Further, the pressing member 19 includes a pressing portion 19a having a diameter dimension larger than that of the stepped portion 18b of the locking member 18, and a male screw screwed to a female screw portion (not shown) of the locking member 18. And a portion (not shown) are formed.

On the other hand, an engaging hole 12a is formed in the curtain wall 12, and the engaging hole 12a is engaged with the step portion 18b of the engaging member 18 of the support fitting 17 so that the curtain wall 12 is formed. Are supported by the support fitting 17.

In this way, at the connecting portion of the adjacent curtain walls 12, 12 which are supported by the support frame 13 and are arranged in the plane forming the outer wall 11, along the space between these curtain walls 12, 12. Extending gasket 2
0 is arranged so that both sides thereof are fitted to the end portions of the curtain walls 12, 12, whereby the curtain wall 1
2, 12 are connected. The connection structure of the curtain walls 12, 12 in the bent portion 11a of the outer wall 11 is as described above.

In the building structure A, adjacent curtain walls 1 are formed in the same manner as above at the location where the outer wall 11 is bent not only in the vertical direction but also in the horizontal direction.
2 and 12 may be connected. Further, in the place where the outer wall 11 is formed by a flat surface without bending, the support frames 13, 13 may be arranged with the same axis.
Further, the support frame 13 may not be formed to have the substantially same length as the curtain wall 12, but a long one having a plurality of curtain walls 12 may be used.

In constructing the curtain walls 12, 12, ... Having the above-described structure, first, the support frames 13, 13 ,.
Fix it to the body (not shown) with ... and set it in place. At this time, the support fittings 17 are attached to the respective support frames 13.
The locking member 18 is attached in advance. Then, after the curtain wall 12 is locked to the locking member 18 of the support fitting 17 of each support frame 13, the female screw portion (not shown) of the locking member 18 is attached to the male screw portion (not shown) of the pressing member 19. )
Install by screwing in. As a result, the curtain wall 12 is supported by the support frame 13. In this way, after the curtain walls 12, 12, ... Are attached to the support frames 13, 13, .., the curtain walls 12, 12 that are vertically or horizontally adjacent to each other.
By installing the gasket 20 in between, the construction work of the curtain walls 12, 12, ... Is completed.

In the connection structure of the curtain walls 12 and 12 described above, the support frames 13 and 13 for supporting the curtain walls 12 and 12 are arranged so that their axes intersect, and these are pin-joined by the joint pin 15. By doing so, the curtain wall 12,
The surfaces of 12 are crossed, that is, the surfaces of the adjacent curtain walls 12, 12 are bent. As a result, the outer wall 11 can be formed into a curved surface, and by providing a large number of these continuously, the outer wall 1 can be formed.
It is possible to form the entire 1 with a curved surface. Further, also at the time of construction, it is only necessary to assemble the support frames 13, 13, ... In predetermined positions, and it is not necessary to form a seamless and upright shape having a complicated shape as in the conventional case. This can be done with. Therefore, it becomes possible to diversify by adopting a curved surface or a curved surface for the exterior design of the building structure. Further, the gasket 20 is fitted between the adjacent curtain walls 12 and 12 so as to be fitted to the end portions of the curtain walls 12 and 12 on both sides, and the curtain walls 12 and 12 are connected to each other. Compared to caulking materials and the like, there is less deterioration in water blocking property due to aging, and high reliability can be obtained.

In the first embodiment, the bent portion 11a of the outer wall 11 of the building structure A has a shape that is convex outward, but the support frame 1 is formed so that it is convex inward.
By joining 3 and 13, for example, as shown in FIG. 3, it is possible to form the outer wall 22 of the building structure B having a shape that gradually expands upward.

Next, a description will be given of a second embodiment in which a gasket is fitted and interposed between adjacent curtain walls in the curtain wall connection structure according to the present invention only between the adjacent curtain walls. Here, only the configuration different from the first embodiment described above will be described.

As shown in FIG. 4, the outer wall 2 of the building structure C.
As in the first embodiment, the curtain walls 12 and 12 constituting the support frame 5 are arranged so that their axes intersect with each other and are pin-joined by the joint pins 15.
It is supported by 3,13. In the connecting portion between the adjacent curtain walls 12 and 12, the lower end of the upper curtain wall 12c is located outside the upper end of the lower curtain wall 12b, whereby the curtain wall 12c is formed. A step portion is formed at the connection portion of 12b and 12c. A gasket 26 extending along the curtain walls 12b and 12c is provided at the connecting portion of the curtain walls 12b and 12c.
Is provided. The gasket 26 is fitted to one end of the curtain wall 12b located below, and the other curtain wall 1 located above.
It is in contact with the back surface of 2c.

In the connection structure of the curtain walls 12 and 12 described above, similarly to the first embodiment, the support frames 13 and 13 for supporting the curtain walls 12 and 12 are arranged so that their axes intersect. By pin-joining these with the joint pin 15, it is possible to bend the surface formed by the curtain walls 12, 12 at the connecting portion and form the outer wall 25 with a bent curved surface or a curved surface. Moreover, also in the construction, the support frames 13 and 1
Since it is only necessary to assemble 3, ... In a predetermined position and it is not necessary to form a seamless and cubic shape having a complicated shape as in the conventional case, it is possible to construct this easily and at low cost.
Therefore, it becomes possible to diversify by using a curved surface or a curved surface for the exterior design of the building structure. Further, between the adjacent curtain walls 12 and 12, a gasket 26 that is fitted to the end portion of one curtain wall 12b and is in contact with the back surface of the other curtain wall 12c is provided. Is configured to be connected. This makes it possible to obtain high reliability in waterproofing, as in the first embodiment. Moreover, when the building structure C is viewed, the gasket 26 is not exposed to the outside and a step can be formed at the connecting portion of the curtain walls 12, 12, so that a more expressive appearance can be obtained. it can.

When the building structures A, B and C of the first or second embodiment are provided with an opening / closing mechanism for disaster prevention,
The following structure may be used. That is, as shown in FIG. 5, the curtain walls 12, 12 are attached to the support frames 27, 27 provided on the not-shown frame by the support metal fittings 1.
It is supported through 7. An upper end portion (not shown) of the support frame 27a located above is rotatably supported by a rotation shaft (not shown), so that the curtain wall 12 located above can be opened and closed.
A gasket 28 fitted to the curtain wall 12 located below is disposed between the curtain walls 12 and 12. The gasket 28 is shaped so as to contact the lower end surface and the back surface of the curtain wall 12 located above. As a result, the connection between the curtain walls 12 and 12 is sealed. With the above-described configuration, only the gasket 28 is exposed at the connecting portion of the curtain walls 12, 12, so that the curtain does not deteriorate in the building structures A, B, C, and the curtain. It is possible to provide the wall 12 with an opening / closing mechanism.

[0023]

As described above, according to the curtain wall connection structure of the first aspect of the present invention, the outer walls of the building structure are formed into a curved surface or a curved surface by intersecting the surfaces of adjacent curtain walls. can do. In addition, even when constructing it, it is only necessary to assemble a support frame that supports the curtain wall, and it is not necessary to form a seamless and upright shape with a complicated shape as in the past, so this can be done easily and at low cost. Can be installed. Therefore, it becomes possible to diversify the appearance design of the building structure by using the curved surface and the curved surface. In addition, since the gaskets are fitted to the adjacent curtain walls by fitting them to the end portions of the curtain walls on both sides, and these curtain walls are connected to each other, it is possible to reduce the change over time compared to conventional caulking materials. Higher reliability can be obtained with less deterioration in waterproofness.

According to the curtain wall connection structure of the second aspect, similarly to the first aspect, the outer wall of the building structure is formed by the curved surface or the curved surface by intersecting the surfaces of the adjacent curtain walls. be able to. In addition, even when constructing it, it is only necessary to assemble a support frame that supports the curtain wall, and it is not necessary to form a seamless and upright shape with a complicated shape as in the past, so this can be done easily and at low cost. Can be installed. Therefore, it becomes possible to diversify the appearance design of the building structure by using the curved surface and the curved surface. Further, between the adjacent curtain walls, a gasket that is fitted to the end portion of one curtain wall and is in contact with the back surface of the other curtain wall is arranged, and these curtain walls are connected. As a result, it is possible to obtain high reliability in waterproofing, and when the building structure is viewed,
Since the gasket is not exposed on the outer surface and the step portion can be formed at the connection portion of the curtain wall, the appearance design can be further diversified and a more expressive appearance can be obtained.

[Brief description of drawings]

FIG. 1 is a front cross-sectional view showing an example of a building structure to which a curtain wall connection structure according to the present invention is applied.

FIG. 2 is a front sectional view showing a connecting portion of a curtain wall in the same building structure.

FIG. 3 is a schematic view showing another example of a building structure to which the curtain wall connection structure according to the present invention is applied.

FIG. 4 is a front sectional view showing a connection portion of a curtain wall in another example of a building structure to which the connection structure of the curtain wall according to the present invention is applied.

FIG. 5 is a front sectional view showing an opening / closing mechanism of the curtain wall provided in the same building structure.

FIG. 6 is a front cross-sectional view showing a conventional curtain wall connection structure.

FIG. 7 is a side view showing the same connection structure.

[Explanation of symbols]

 11,22,25 Outer wall 12 Curtain wall 12a Locking hole 13 Support frame 17 Support metal fittings 20,26 Gasket A, B, C Building structure

Claims (2)

[Claims] 1. A structure for connecting a curtain wall made of glass, which constitutes an outer wall of a building structure, wherein a support frame extending parallel to the curtain wall is disposed on the back surface side of the curtain wall. The front end portion of the support metal fitting provided in the curtain wall is locked in the locking hole formed in the curtain wall, and the connecting portions of the adjacent curtain walls are provided with the support members located on the back side of these curtain walls. The frames are pin-joined so that the axes of the support frames intersect with each other, and gaskets extending along the curtain walls are arranged such that both sides thereof are fitted to the ends of the curtain walls. Curtain wall connection structure characterized by being 2. A connection structure for a curtain wall made of glass, which constitutes an outer wall of a building structure, wherein a support frame extending parallel to the curtain wall is disposed on the back surface side of the curtain wall. The front end portion of the support metal fitting provided in the curtain wall is locked in the locking hole formed in the curtain wall, and the connecting portions of the adjacent curtain walls are provided with the support members located on the back side of these curtain walls. The frames are pin-bonded so that the axes of the support frames intersect with each other, and a gasket extending along the curtain walls is fitted to one end of the curtain wall, and the other curtain. A connection structure for a curtain wall, which is arranged in contact with the back surface of the wall.