JPH0849333A - Structural body of glass screen - Google Patents

Abstract

PURPOSE:To provide a structural body of a glass screen which dispenses with displacement load to a glass board and which is easily replaceable when the glass board is damaged. CONSTITUTION:Chord members 11 and 11' of a rod-made main truss 6 and chord members 12 and 12', which support the weight of a glass board 1 of a vertical truss 9 and a compression material 13 are assembled and bracings 36 are installed to the compression material 13 and the chord members 11, thereby forming a structural body 1. A glass board 1 whose four corners are bored with each hole, is directly installed to self-support main posts 5 erected to a skeleton or between the self-support posts 5 so that they may be mounted to a main truss 6 which supports wind load and a space truss 7 which supports a large roof. Then, a mounting fitting 3 on the uppermost stage and a mounting fitting 3 on the lower stage which are fixedly installed to the self-support posts 5 are connected with a vertical truss 9, thereby supporting the self weight of the glass board 1 and forming a glass screen 4. This construction makes it possible to replace the glass board 1 easily when it is damaged.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for supporting a glass screen, and more particularly to a truss structure composed of a rod for supporting a glass plate via point support fittings.

[0002]

2. Description of the Related Art Glass plates are attached by a sash, a frameless construction method or a metal support point support construction method is used. As the adhesion method, each side of a rectangular glass sheet is framed and structurally sealed. Wire supported by a material (Japanese Utility Model Laid-Open No. 1-122110, Japanese Patent Laid-Open No. 64-10845)
Japanese Patent Laid-Open No. 6-117087 discloses through holes at the four corners of each glass panel, and a panel support metal member is provided through these through holes. The glass is fixed to the body side,
As its example, a structure on the building body side is constituted by beams and columns, and a wire truss stretched between the columns is reinforced, semi-reinforced, and a glass panel made of laminated glass or the like is attached,
A hanging support metal fitting is attached to the upper edge of the uppermost glass panel, and is vertically connected by this hanging support metal fitting.
The weight of one glass panel is supported by the beam, and the support hardware at the four corners does not substantially support the weight of the panel, and it acts to pull the glass panel in the horizontal direction by wind pressure etc. and fix it to the frame side against compression. It is disclosed. Further, in Japanese Patent Application Laid-Open No. 5-71688 filed by the present applicant, in a supporting structure of a suspended glass plate in which four corners of a glass plate are screwed to the tip of an arm that radiates in four directions from a boss mounted on a rod,
The arm is used as an I-shaped or V-shaped mounting metal fitting, and one end or an intersection thereof is axially attached to both ends or one of both ends of a rotating member which is fixedly extended above and below the boss, and is arranged in parallel. A V-shaped arm is attached to the glass plate, a mounting bracket for the I-shaped arm is combined on the side of the glass plate, and a projection shaft portion for fixing the rod is provided on the opposite side of the boss. A support structure for a glass plate, which is provided with a material and supports the glass plate through the material, is provided.

[0003]

[Problems to be Solved by the Invention] The adhesive type is
In order to absorb the interlayer displacement due to an earthquake and the movement due to wind pressure, it has the drawback that the cross-sectional structure of the vertical and horizontal members is complicated, or the elastic deformation of the seal material absorbs the displacement, resulting in a complicated seal material shape. Since the panel support hardware uses a structure in which the wind pressure is applied to the horizontally stretched wire truss, the tension applied in advance requires an excessive means, measures against slack in the expansion of the wire, and even the suspension of the glass panel's own weight, etc. The burden of down load requires a separate suspending means between the supporting metal pieces arranged on the uppermost stage, and when replacing the glass panel when it is broken, a separate means for separately supporting the own weight of the glass panel below it is required. The problem of the suspending means is that in Japanese Patent Application No. 5-71688. A supporting structure for suspending a glass plate is provided by providing a rod material for fixing vertically mounted metal fittings. Resolved subjected to, but turned out to be that the main means for absorbing the new vertical movement and thermal expansion and contraction.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of such problems in the prior art, and is a more economical member with a small initial tension and a structure that can cope with compression due to earthquake, thermal expansion, etc. For the purpose of providing the body, holes and screw fittings provided at the four corners of the glass plate are installed directly on or between the self-supporting pillars and chords located outside the horizontal main truss that receive wind pressure, compression In a structure of a glass screen in which a rod is rotatably pivoted at an intersection with a material, and a rod is continuously provided between the upper or lower mounting metal fittings fixed to the body on the self-supporting pillar, or hanging between the mounting metal fittings below. The rod is used as a chord on the outside of the room, and a vertical truss that connects the compression material to the compression material of the main truss is arranged in common, and the chord and compression material are rods, and the self-supporting column or other Install the main truss that connects with the frame at both ends. Tsu DOO coupling according fixed via tensioning means, to provide a structure of a glass screen so as to fix through the displacement absorbing means of the coil spring for compressing the lower end of the vertical truss.

[0005]

[Operation] By combining the main truss with the vertical truss in which the rod material is changed to the string material of the truss, it becomes aesthetic due to the vertically and horizontally arranged member structure, and the wind pressure load is supported by the main truss and the load such as the glass plate is supported by the vertical truss, By using a socket joint as the tension introducing means, it can be easily attached by tightening the socket, and since a slight tension force is applied to fix the main truss, it can withstand added tension force generated by wind pressure. An economical member cross-section is possible, and the displacement absorbing means that is installed by compressing the coil spring displaces it on the glass plate by absorbing the vertical displacement due to the earthquake of the vertical truss or the thermal expansion and contraction by contracting or restoring the coil spring. There is no load burden.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings. FIG. 1 shows a perspective view of a structure supporting the glass screen as seen from the side of the glass screen with a part notched and omitted, and FIG. 2 shows a cross-sectional view of a main truss with a part omitted of the invention, FIG. 3 is a vertical cross-sectional view of a vertical truss with a part omitted of the present invention, FIG. 4 is a plan view with a part of the main truss provided on the self-supporting column via tension introducing means omitted, and FIG. The structure of the notched vertical truss and the tension introducing means is omitted, and (a) is a side view of its upper mounting,
(B) shows a side view of the lower mounting, FIG. 6 omits a part,
Explaining the structure of the notched triangular truss (a) is a plan view,
FIG. 7B is a perspective view thereof, and FIG. 7 is a perspective view showing a three-axis mounting bracket in which a part is omitted and a V-shaped arm is provided in a cutout shape.

The glass screen 4 to which the tempered glass is attached and fixed by the point support construction method has a rectangular tempered glass with holes at four corners or a glass plate 1 obtained by combining tempered glass with green float glass on the body. From the main truss 6 that is installed directly on the self-supporting pillars 5 or horizontally between the self-supporting pillars 5 and 5 to support positive and negative wind loads, and from the space truss 7 that supports the large roof provided on the self-supporting pillars. A V-shaped or I-shaped arm 2 rotatably attached to a shaft is provided on one side or the other side via a suspender 8, and a rod is hung vertically from a tip of the arm and a screw-fastened fitting 3 to form a glass. The own weight of the plate 1 and the like is supported by a structure 10 including a vertical truss 9 provided by connecting the above-mentioned mounting brackets 3, 3 which are arranged above and below the rod (string material 12). The steel structure of the structure is a chord member 1 of the main truss 6 made of a rod. , 11 'and the chord member 12 which supports the weight of the glass plate 1 of the vertical truss 9 and the chord member 12' which is connected to the chord member 11 'of the main truss and suppresses the swing, and is a member common to the main truss and the vertical truss. Assemble with compression material 13,
As shown in FIG. 4 at the ends of the chord members 11 and 11 ′ which are the end portions of the main truss 6.
Is connected to the self-supporting column 5 shown in FIG. 1 through a tension introducing means 15 that is screwed into a fixed screw portion 14, and the compression member 13 and the chord members 11 and 1 are connected.
Brace diagonal 3 in the square assembled by 1 '
6 and 36 are provided.

On the other hand, the upper end of the vertical truss 9 is attached to the hanging member 8 fixed to the space truss 7 shown in FIG. 3 via the mounting seat 16 shown in FIG. It is connected to the chord members 12 and 12 'via a mounting plate 17 fixed below,
Further connected to the compression member 13, chord members 12 and 12 'therebelow
If the lower end of the is connected to the displacement absorbing means 18 fixed to the floor 29 as shown in FIG. 5B, it becomes the glass screen structure 10 assembled by vertical and horizontal trusses.

If the mounting bracket 3 is axially attached to the outside of the room where the chord material 11 and the compression material 13 of the main truss intersect, or directly to the self-supporting column 5, and further via the suspending tool 8, the glass screen 4 can be seen vertically and horizontally. 7, the mounting metal fittings 3 are arranged in a line, and the structure of the mounting metal fittings is, as shown in FIG.
35 is rotatable, and a screw hole 40 is provided at the tip of the screwed connection with the glass plate 1.
The arm 2 provided with is attached to the rear side of the truss 6, 9 or the self-supporting column 5 and the fixed rod shaft 39 so as to be rotatable. Therefore, the glass plate 1 is attached to the glass plate 1 by the three-axis mounting bracket 3. Screw holes 40 through packing and bolts (not shown)
The glass screen 4 can be obtained by fixing it on the glass plate 1, and by filling a silicone sealant 37 between the adjacent glass plates 1, 1 on the upper, lower, left and right sides and curing it.

In a continuous span between the self-supporting column 5 standing adjacent to the sash frame 25 provided on the front surface of the decorative plate 24 and the adjacent self-supporting columns 5 and 5, the bracket is attached to the self-supporting column as shown in FIG. The left and right main trusses 6 are connected via a triangular truss 27 composed of connecting members 21 and 21 to which 26, 26 are fixedly carried out, chord members 19, 19 and another connecting member 21 '. The connection between the self-supporting column 5 and the main truss 6 is connected to the end of the self-supporting column 5 via the tension introducing means 15 arranged as shown in (b) of FIG. 6 and FIG.
1 ', or the screw portion 14 fixed to the self-supporting column 5, 5 ...
It suffices to screw a socket joint 23 provided at the ends of the chords 11 and 11 'into the strings 11 and 11' for tightening and tightening. As the socket joint, both ends of the chords 11 and 11 'may be connected. It is desirable to incorporate a combination that can be expanded and contracted and swung by tension locking or insertion, and when the socket joint 23 is tightened, the main truss 6 is easily tensioned and fixed.

As shown in FIG. 5B, the structure of the displacement absorbing means 18 arranged on the lower end side of the hanging vertical truss 9 is a guide fixed to the ceiling of a gate-shaped pedestal 28 fixed to the floor 29. 30, a recessed seat 31 that is vertically inserted into the guide so as to be vertically movable, and a compression coil spring 3 that is mounted in the seat.
2 and a vertically movable shaft 34 that is inserted through the coil spring and through the receiving seat 31 and screwed with a nut 33 to connect with the chord members 12 and 12 '. If the nut is tightened, the chord member 12 , 12 ', that is, the vertical truss 9, is firmly settled.

In the following, as one embodiment, the self-supporting pillars 5, 5, ...
As a member of the main truss 6 that is stretched by being divided into spans of about 9 m, the chord members 11, 11 arranged in parallel in the vertical direction on the front side of the glass plate 1 are 16 mmφ × 2, and the chord members 11 ′ at the rear are 20mmφ steel rod for machine structure, the wind pressure received by the glass plate 1 is transmitted through the mounting metal fitting 3, the compression material 13 common to the vertical truss 9 uses 30mmφ of the steel rod for machine structure, and the center of the main truss 6 is used. Brace consisting of 12 mmφ diagonal members 36, 36 is installed on the vertical truss 9 of about 6 m.
Using mφ steel rods for machine structure, the chord members 11 and 11 'are cross-extended to counteract both positive and negative wind pressures and reduce the depth of the main truss 6 to about 700 mm. ,
Connection with the triangular truss 27 that receives a large load,
It is configured to be fixed to the connecting members 21 and 21 'which are separated from each other.

The tension force of the main truss by the tension introducing means 15 is an axial force of about 500 kgf on the rod, and the tension force of the vertical truss 9 by the displacement absorbing means 18 is also 500 kgf by pressing the coil spring 32.

When the glass plate 1 in which a tempered glass having a thickness of 12 mm and a green sheet float glass having a thickness of 3 mm are combined is used, the tempered glass is placed on the same core so that stress is concentrated on the perforated portion of the tempered glass. Mounting metal fitting 3 for tempered glass by making the perforation diameter of green glass larger than the perforation diameter of tempered glass
I screwed it on.

The operation of the present invention will be described below. A horizontal main truss 6 that receives wind load and a vertical vertical truss 9 that supports the weight of the glass plate 1 are assembled, and a structure 10 having an aesthetic effect when seen through from the glass screen 4 side uses a rod for its steel frame structure. That is, the tension introducing means 1 to the truss
5, the tension absorbing force and the pretension applied in advance are extremely small, and the main truss 6 is provided.
In comparison with the wire truss, it may be about 1/10, and the means can be easily made by screwing and tightening the chord members 11 and 11 'and the socket joints 23 and 23 with the screw portion 14, and the end surface of the screw portion and the chord member. A socket joint 2 in which a gap is provided between the end faces of 11 and 11 ', and the chord members 11 and 11' are tightly locked and can be inserted.
If it is set to 3, 23, buckling deformation is prevented by absorbing compressive force and thermal expansion, and the brace composed of diagonal members 36, 36 prevents deformation of the main truss 6 caused by wind pressure unbalanced load on the glass plate 1. The truss 27 forms the glass screen 4 having a continuous span of self-supporting columns 5 ,.

On the other hand, the vertical truss 9 supports the weight of the glass plate 1 and the main truss 6 through the hoisting tool 8, and the coil spring 32 provided at the lower part of the truss is easily attached in a compressed state so that the initial tensile force is applied. It is possible to follow the vertical movement and thermal expansion of the space truss 7 by the expansion and contraction of the spring.
The uppermost part of the is a mounting bracket 3 that connects the three-dimensional truss 7 to the hanger 8.
Of the glass plate 1 is supported by connecting the other mounting brackets 3 and 3 arranged at the lower part thereof with the vertical truss 9, but the individual glass plates 1, 1 ... ,
Glass plate 1 which is independently supported by 3 and is damaged.
The glass plate 1 that has undergone in-plane deformation due to lateral movement due to interlayer displacement can absorb the displacement by rotation of the arm 2 due to the unique mounting bracket 3 of the triaxial structure, without special means being required for replacement. To do.

[0017]

The structure supporting the glass plate of the present invention is
The main truss bears the wind pressure and the vertical truss bears the suspension load, and the compact tension introducing means and displacement absorbing means intervene in the mounting to facilitate the installation and reduce the initial tensile load. The structure's depth can be reduced by cross-extending the truss chords and fixing them separately, and with the above configuration, the compression and expansion of the chords can be absorbed, and the inter-layer displacement can be absorbed by the unique triaxial mounting bracket. Therefore, the burden on the glass plate is eliminated, and the tilted glass plate is restored by attaching a V-shaped arm to the shaft and the gravity of the hanging weight to stabilize the center of gravity, and in addition to the sashless, the main truss and vertical The aesthetic effect of orthogonal crossing of trusses and the weight of each glass plate supported by a vertical truss make it easy to replace the glass plate when it breaks.

[Brief description of drawings]

FIG. 1 is a perspective view of a structure supporting a glass screen seen from the glass screen side with a part cut away.

FIG. 2 is a cross-sectional view of a main truss with a part of the present invention omitted and notched.

FIG. 3 is a vertical cross-sectional view of a vertical truss with a part of the present invention omitted and notched.

FIG. 4 is a plan view in which a main truss provided on a self-supporting column via a tension introducing means is partially omitted and is cut away.

FIG. 5 illustrates a configuration of a vertical truss and a tension introducing means, which are partially omitted and notched, and (a) is a side view of the upper mounting thereof.
(B) shows a side view of the lower mounting.

FIG. 6 is a plan view and (b) is a perspective view showing the structure of a notched triangular truss with a part omitted.

FIG. 7 is a perspective view of a three-axis mounting bracket in which a V-shaped arm is provided on the upper and lower sides with a part omitted.

[Explanation of symbols]

 1 ・ ・ Glass plate 3 ・ ・ Mounting bracket 4 ・ ・ ・ ・ Glass screen 5 ・ ・ ・ ・ Standing column 6 ・ ・ ・ ・ ・ ・ Main truss 9 ・ ・ ・ ・・ ・ Vertical truss 10 ・ ・ ・ ・ ・ ・ Structure 11, 11 '・ ・ Chord material 12, 12' ・ ・ Chord material 13 ・ ・ ・ ・ ・ ・ Compressed material 14 ・ ・ ・ ・ ・ ・ Screw material 15 ・ ・・ ・ ・ Tension introducing means 18 ・ ・ ・ ・ ・ Displacement absorbing means 23 ・ ・ ・ ・ ・ ・ Socket joint 32 ・ ・ ・ ・ ・ ・ Coil spring

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[Procedure amendment]

[Submission date] October 2, 1995

[Procedure Amendment 1]

[Document name to be amended] Statement

[Name of item to be corrected] 0002

[Correction method] Change

[Correction content]

[0002]

2. Description of the Related Art Glass plates are attached by a sash, a frameless construction method or a metal support point support construction method is used. As the adhesion method, each side of a rectangular glass sheet is framed and structurally sealed. Wire supported by a material (Japanese Utility Model Laid-Open No. 1-122110, Japanese Patent Laid-Open No. 64-10845)
Japanese Patent Laid-Open No. 6-117087 discloses through holes at the four corners of each glass panel, and a panel support metal member is provided through these through holes. The glass is fixed to the body side,
As its example, a structure on the building body side is constituted by beams and columns, and a wire truss stretched between the columns is reinforced, semi-reinforced, and a glass panel made of laminated glass or the like is attached,
A hanging support metal fitting is attached to the upper edge of the uppermost glass panel, and is vertically connected by this hanging support metal fitting.
The weight of one glass panel is supported by the beam, and the metal support at the four corners does not substantially support the weight of the panel, and it acts to pull the glass panel in the horizontal direction by wind pressure etc. and fix it to the frame side against compression. It is disclosed. Further, in Japanese Patent Application No. 5-71688 filed by the present applicant, in a supporting structure of a suspended glass plate in which four corners of a glass plate are screwed to the tip of an arm that radiates in four directions from a boss mounted on a rod. ,
The arm is used as an I-shaped or V-shaped mounting metal fitting, and one end or an intersection thereof is axially attached to both ends or one of both ends of a rotating member which is fixedly extended above and below the boss, and is arranged in parallel. A V-shaped arm is attached to the glass plate, a mounting bracket for the I-shaped arm is combined on the sleeve side of the glass plate, and a protrusion shaft portion for fixing the rod is provided on the opposite side of the boss, and a rod is provided above and below the protrusion shaft portion. A support structure for a glass plate, which is provided with a material and supports the glass plate through the material, is provided.

Claims (2)

[Claims] 1. A chord member and a compression member located outside the horizontal main truss, which are provided with holes provided at four corners of a glass plate and screw fittings directly or between the self-supporting pillars and receiving wind pressure. In the structure of a glass screen in which a rod is rotatably pivoted at the intersection of, and a rod is continuously provided between the uppermost mounting member fixed to the frame on the self-supporting pillar or between the lower mounting members. A glass screen structure in which a vertical truss is used, which is a chord member on the outside of the room, and the compression material is common to the compression material of the main truss. 2. A main truss for connecting the self-supporting column or another frame to each other by means of a tension introducing means by socket joints, and the vertical truss at the lower end thereof. The glass screen structure according to claim 1, wherein the structure is fixed through a displacement absorbing means by a coil spring for compression.