JPH07331780A - Support structure of pane - Google Patents

Abstract

PURPOSE:To facilitate hole drilling by fixing a fastening member shaft part inserted into an installation hole provided on a pane and a spherical surface slide bearing installed on the fastening member shaft part on a support arm installed on a skeleton through an intermediate member. CONSTITUTION:A support metal fitting 1 is fixed on a rod projected to the back side of a pane 2 from a structural body. A spherical surface slide bearing 8 furnished with a bearing spherical surface part 8a is installed on a fastening member shaft part 5b of a fastening member 5, a bearing outer peripheral ring 8b is clamped by a collar 7 with a step, and a cylindrical part 9 is provided on the outer periphery of the collar 7. Thereafter, the fastening member shaft part 5b, etc., stored in the cylindrical member 9 are engaged with an installation hole 4 drilled on the pane 2. Additionally, an elastic member 6 is arranged on both of front and back surfaces of the pane 2, and the fastening member shaft part 5b is fixed on a pane support arm 12 of an H letter shape, etc., of the support metal fitting 1 through an intermediate member 10.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a glass plate mounting structure for a glass screen, and more particularly to a metal member having a point support structure.

[0002]

2. Description of the Related Art A glass plate mounting structure is supported by a sash, a frameless structure is adhered to each side of a rectangular glass plate with a frame and a structural sealing material, and a metal system is used as a point support structure. Etc. are disclosed.

Among these various structures, a point support structure of a metal system has recently been attracting attention as a structure which is flatter and can bring out the transparency of glass to the maximum. For example, a central portion fixed to the body is provided at the center, and a support member is provided from the central portion to the X-shaped or H-shaped arm tip.
A four-point support construction method of a glass plate is disclosed, in which mounting holes formed at four corners of the glass plate are inserted into and supported by the support member, and displacement in the in-plane direction is caused by rotation of the arm itself and the support member and the glass plate. A flexible structure is provided, and for displacement in the out-of-plane direction, the mounting of the support member and the glass plate is described in JP-A-5-179739.
As described in the publication of the publication, the outer surface side of the glass plate is perforated in a dish shape, and the remaining thickness has a lid portion for covering the mounting hole portion bored in the straight, and A socket part that is fitted and screwed with a gasket member interposed in the mounting hole;
This structure has a structure in which a glass plate is vertically supported by using a joint provided with a ball portion pivotally supported in the socket portion, and the ball portion provided at the tip of a supporting member fixed to the body at the inner surface of the socket portion is tilted. A support fitting that is freely clamped is disclosed.

[0004]

DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention In the above-mentioned support metal fittings in the support structure, the shape of the mounting hole formed in the glass plate is required to be countersunk in addition to the hole formed in the straight plate. In addition to the complicated hole processing, a cushioning member such as rubber is provided on the back surface side of the glass plate to prevent water from entering from the boundary between the socket member and the spherical portion, but the socket member pivotally supporting the spherical portion. If the nut and the nut are tilted together and kept in that state, there is a concern that rainwater or dust may collect on the sliding surface of the socket member and the spherical portion, causing tilting failure of the glass plate.

Further, since the respective materials of the lid portion and the spherical portion of the socket member are made of metal or resin, tilting caused by wind load is considerably restricted by the opening portion and the cushioning member, and the amount of deformation due to wind load is reduced. There was a problem that absorption could not be expected enough.

[0006]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention prevents rainwater and dust from entering the sliding surface of a metal member that tiltably supports a glass plate and prevents the glass plate from sliding. For the purpose of supporting the support more reliably, the glass plate 2
A glass plate to which the glass plate 2 is screwed, via an intermediate member 10 provided between a mounting hole 4 formed in the rear side and a support arm 12 mounted on a body disposed on the rear rear surface side thereof. In the supporting structure, the elastic members 6, 6 interposed between the front and back surfaces of the glass plate and the cylindrical member 9 provided in the mounting hole 4
A head that presses against the elastic member 6 with a rotatable spherical slide bearing 8 provided through a pair of ring-shaped stepped collars 7 that are inscribed in and separated from each other in the front-rear direction. 5a is provided at the front end of which a central shaft 5b is provided, and a fastening member 5 which is fastened to the intermediate member 10 via one of the elastic members 6 is provided. Further, an H-shaped or X-shaped support arm 12 is provided. There is provided a glass plate support structure in which the rear end of the intermediate member 10 is screwed into a long hole 13 formed at the tip of the glass plate so that the central portion of the support arm is fixed to the structure.

The structure refers to a metal pipe, a space frame, a cable truss, a tension wire, a concrete frame, etc., and a glass plate is a tempered or non-tempered glass plate, or a tempered glass and a tempered glass, a tempered glass. The target is glass and raw plate glass, laminated glass in which raw plate glass and raw plate glass are combined, raw glass plate to which a shatterproof resin film is attached, and the like.

[0008]

The glass plate mounting hole is provided at the tip of the supporting arm extending in four directions such as H-shape, X-shape, etc. from the supporting metal fitting axially attached to the rod projecting from the structure to the back side of the glass plate. The inserted central shaft is axially fixed via an intermediate member, and the bearing outer peripheral ring of the spherical plain bearing provided on the central shaft is clamped and fixed by a pair of stepped collars, and the outer peripheral portion is further tubular member. Since it is closely attached to the inside of the mounting hole of the glass plate via the, when the deformation due to external force such as wind load occurs, it can freely rotate in the direction to absorb the stress applied to the glass plate due to the sliding of the spherical part of the spherical slide bearing. Move. Further, by interposing an elastic member between the head of the central shaft and the front surface of the glass plate, which is inserted into the mounting hole of the glass plate, and the back surface of the glass plate and the intermediate member, the glass plate is deformed by wind load or the like, By the rotation of the spherical slide bearing, the elastic members provided on both front and back surfaces of the glass plate are deformed to facilitate the sliding of the bearing spherical portion of the spherical slide bearing.

Since the center of rotation of the spherical plain bearing is provided on the center of gravity of the glass plate in the plate thickness direction, that is, on the center line of the plate thickness, no rotational moment occurs under no load.
When the displacement load is released, the mounting bracket operates a moment that applies the theory of stability of the center of gravity, and the tilted glass plate restores itself to its original state.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A glass plate supporting structure according to the present invention will be described in detail below with reference to the drawings.

FIG. 1 shows an assembled sectional view of a supporting metal fitting for explaining an embodiment of the present invention with a part thereof cut away, and FIG. 2 shows an exploded perspective view of the supporting metal fitting of the present invention with a part cut away.
As the glass plate 2 used for the glass screen, a glass plate obtained by strengthening a single plate or a laminated glass is generally used.
For example, in the case of laminated glass, a combination of a tempered glass plate 2a and an unstrengthened glass plate 2b sandwiching an intermediate film 3 such as PVB is used, and the tempered glass plate 2a and the unstrengthened glass plate 2b are before the laminating process. In advance, the straight glass is punched and chamfered in the four corners and a part of the peripheral edge of the laminated glass, and two glass plates 2 combined with the glass plates are concentrically overlapped with each other and holes are formed therethrough. Set up.

[0012] The tempered glass 2a with a thickness of 15mm on the surface side, of the laminated glass in which the glass plate 2 b of the unreinforced plate thickness 6mm on the back side, the glass plate by mounting the support bracket 1 is in the mounting hole 4 The supporting metal 1 supports the elastic members 6, 6 made of, for example, neoprene rubber having a hardness of about 70, which are interposed between the front and back surfaces of the glass plate, and the mounting holes 4 provided internally. A rotatable spherical plain bearing which is inscribed in a tubular member 9 made of neoprene rubber having a hardness of about 90 and which is provided via a pair of ring-shaped stepped collars 7 and 7 which are separately arranged in the front-rear direction. 8 , a head 5a that is pressed against the elastic member 6 is provided at the tip thereof, and a central shaft 5b is provided at the rear of the circular portion, and the tip portion is threaded on the inside of the cylindrical shape through one of the elastic members 6. Fastening member 5 fastened to the intermediate member 10
Is provided. Further, the seal materials 11, 11 applied to the peripheral portions of the elastic members 6, 6 are adhered to both the front and back surfaces of the glass plate 2 , the head portion 5a of the fastening member 5 and the intermediate member 10.

The glass support arm 12 provided on the rear side of the intermediate member 10 is connected to the intermediate member 10 via washers 16 made of elastic rubber before and after the elongated hole 13 provided at the tip thereof. It is fixed by a bolt 15 that is screwed through the holding plate 14.

Further, the intermediate member 10 provided at the rear of the glass plate 2 is provided with a fastening member shaft portion 5b and fixing screws 17, 17 for preventing the screw of the bolt 15 from loosening from the side surface thereof.

Further, the glass support metal fitting 1 having arms extending in four directions such as an H shape and an X shape is fixed directly to the body not shown from the center thereof, or is fixed to the body via the rod 18.

The tightening member 5 , the spherical plain bearing 8 , the pair of stepped collars 7 and 7, the intermediate member 10, the bolt 15, and the support metal 1 are made of rust-free metal such as SUS. Glass plate
It can of course be various combinations not only the thickness of 2 to plate thickness configuration of the embodiment.

The operation of the present invention will be described below. The glass plate 2 is attached to the tip of a glass support arm 12 extending in four directions such as an H shape and an X shape from a support fitting 1 axially attached to a rod 18 protruding from a structure (not shown) to the rear side of the glass plate 2. The tightening member shaft portion 5b inserted into the drilled portion is fixedly mounted on the shaft through the intermediate member 10, and is fixed to the bearing spherical surface portion 8a of the spherical plain bearing 8 mounted on the tightening member shaft portion 5b. There is.
On the other hand, from the bearing outer ring 8b of the spherical plain bearing 8 to the glass plate 2 , that is, the bearing outer ring 8b of the spherical plain bearing 8 , a pair of stepped collars 7 and 7 for sandwiching the bearing outer ring 8b, and further the stepped collar. A tubular member 9 made of a hard resin such as neoprene rubber having a hardness of about 90 provided on the outer periphery of −7 and 7, and a glass plate 2 fitted into a mounting hole 4 of the glass plate 2 of the tubular member 9.
Is a spherical plain bearing 8 with respect to the fixed central shaft portion.
The spherical surface portion 8a can be rotated by sliding. Further, between the central shaft 5b of the tightening member 5 and the portion that follows the rotation of the glass plate 2 , ring-shaped elastic members 6, 6 made of neoprene rubber, silicone rubber, EPDM or the like having a hardness of about 70. Since they are provided in close contact with each other, due to the sliding action of the spherical bearing 8 and the elasticity of the ring-shaped elastic member 6, the glass screen suspended from the support fitting 1 by four-point support is provided.
Wind pressure acts on down, even under load than out-of-plane direction of the glass plate 2, so that the glass plate 2 by sliding bearings spherical portion 8a of the spherical plain bearing is rotated, to absorb the deformation of the glass plate 2 Works.

Further, although the ring-shaped elastic members 6, 6 provided in a portion which rotates together with the central shaft portion of the tightening member 5 and the glass plate 2 are deformed by wind load, the center of rotation of the spherical plain bearing 8 is deformed. Is provided on the center of gravity (center line) of the glass plate 2 in the plate thickness direction, no rotational moment occurs when there is no load, and the mounting bracket 1 has a stable center of gravity when the displacement load is released. operating moment that applies, tilted glass plate 2
Restores to its original state by itself.

A ring-shaped elastic member 6 is provided between the glass plate 2 and the fastening member head portion 5a. This portion is likely to serve as a reservoir for rainwater, and rainwater or dust may intrude into the silicone sheet. It is possible to prevent rainwater from entering by sealing with a seal material 11 such as a runt.

In the above-mentioned embodiments, the description has been made with the glass plates having a combined thickness of 19 mm and 4 mm, but the present invention is not limited to this and various combinations are possible.

[0021]

According to the present invention, ring-shaped elastic members are interposed and sandwiched between both end faces of the mounting hole of the glass plate, and the mounting hole is separated from the tightening member by the tubular member. Only the edge of the glass plate needs to be shimmed after drilling, and the countersinking that has been performed after the conventional drilling of the straight holes is not required, and the drilling efficiency can be greatly improved. .

Further, by filling the seal material between the front surface of the glass plate and the fastening member and between the back surface of the glass plate and the intermediate member, it is possible to prevent rainwater and dust from entering the support fitting.
The function of the spherical plain bearing provided in the support fitting can be maintained for a long period of time.

Furthermore, since the glass plate is surely supported as described above, and the freely rotatable spherical slide bearing is provided at the center of the support fitting, so that the glass is acted upon by the wind load in the out-of-plane direction. The glass plate can be configured so as to follow the deformation of the plate and be absorbed by the rotational displacement of the mounting metal fitting that is pivotally attached to the rotating member so as not to burden the glass plate.

Further, by previously setting the fastening member of the support fitting to the intermediate member in the hole of the glass plate, it is possible to easily attach the support fitting to the glass plate during construction.

The glass plate once tilted is restored to its original state by itself with no load due to the effect of stabilizing the center of gravity from its own weight, and by a simple rod (not shown) and the supporting metal fittings being connected to each other. Supports a multi-stage hanging glass plate, the rod is hidden by a sealing material injected between the glass plates adjacent to each other on the left and right,
The aesthetic effect of the sashless is maintained, and the glass plate replacement and restoration work can be easily adjusted for hole alignment, and can be replaced easily.

[Brief description of drawings]

FIG. 1 is an assembled sectional view in which a part of a support fitting for explaining an embodiment of the present invention is cut away.

FIG. 2 is an exploded perspective view in which a part of the support fitting of the present invention is cut away and omitted.

[Explanation of Codes] 1 ... Supporting metal 2 ... Glass plate 5 ... Tightening member 6 ... Elastic member 7, 7 ... Stepped collar 8.・ ・ ・ Spherical plain bearing 8a ・ ・ ・ Bearing spherical surface 10 ・ ・ ・ Intermediate member 12 ・ ・ ・ Glass support arm 14 ・ ・ ・ Clamping plate

Claims (2)

[Claims] 1. A mounting hole 4 bored in a glass plate 2 and a support arm 12 mounted on a skeleton provided on the rear rear surface side of the mounting hole 4.
The glass plate 2 through the intermediate member 10 provided between
In the support structure of the glass plate screwed on, the elastic members 6, 6 interposed on both front and back sides of the glass plate and the tubular member 9 provided in the mounting hole 4 are inscribed and separated in the front-back direction. The elastic member 6 is attached to a rotatable spherical plain bearing 8 provided through a pair of ring-shaped stepped collars 7 and 7 arranged in parallel.
Supporting a glass plate, characterized in that a head 5a that is pressed against the head is provided with a central shaft 5b behind the head 5a, and a tightening member 5 that is fastened to the intermediate member 10 via one of the elastic members 6 is provided. Construction. 2. A rear end of the intermediate member 10 is screwed into a long hole 13 formed at the tip of an H-shaped or X-shaped support arm 12 so that the center portion of the support arm is fixed. The support structure for a glass plate according to claim 1, wherein the support structure is fixed to the structure.