JP3249895B2 - Curtain wall fixing device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixing device of a curtain wall, and more particularly to a fixing structure of a corner panel forming a corner portion of an outer wall.

[0002]

2. Description of the Related Art In a curtain wall in which an outer wall panel is attached to the outside of a structural skeleton composed of columns, beams, etc., a dry joint material such as a gasket is attached to an end surface of the outer wall panel in advance. At the same time, it has been considered that the joint materials are brought into close contact with each other to make the joint portions airtight or watertight.

[0003] By attaching the dry joint material in advance in this way, the work of filling the joint material after mounting the panel becomes unnecessary, and there is an advantage that the number of work steps can be significantly reduced and the construction period can be shortened.

[0004]

As described above, there is an advantage that the installation period can be shortened by previously installing the dry joint material in the curtain wall structure. However, when the outer wall panel is installed, the outer wall panel attached first is used. If another panel is fitted next to the panel so that it fits from the outside, the joint of the panel to be attached and the joint of the previously attached panel interfere with each other and adhere to each other in a distorted state However, there is an inconvenience that a correction operation is required.

[0005] In such a case, instead of positioning the panel at an accurate position from the beginning and mounting the panel, the panel is mounted loosely while correcting the joints so that the joint members do not interfere with each other, and finally the panel is accurately positioned. It is convenient if it can be positioned and fixed.

SUMMARY OF THE INVENTION In view of the foregoing, it is an object of the present invention to provide a curtain wall fixing structure in which a panel constituting a corner of an outer wall can be adjusted and positioned after installation. It is a thing.

[0007]

According to the present invention, there is provided a fixing device for an outer wall corner panel having an L-shaped cross section which constitutes a corner portion of an outer wall, wherein the fixing device is attached to a structural body of the corner portion. And a bracket provided on the back surface of the corner panel, and a vertical support bolt disposed across the horizontal support portion of the support bracket and the horizontal portion of the bracket, so that the corner panel can be adjusted in height. The ends of a pair of horizontal adjusting bolts that are supported and are also screwed into the support brackets and project outward contact the corresponding rear surfaces of the left and right ends of the corresponding corner panels, respectively , and
To prevent rotation in the direction
It is characterized in that it is supported so that outgoing and incoming can be adjusted .

In the above description, a corner column such as a square steel pipe is usually used as the structural body.

It is also conceivable that the support bolt is inserted into a bolt hole formed in a horizontal portion of the bracket, and is supported from below by a support member provided on the support bolt.

In this case, the invention according to claim 4 is characterized in that the support member is a flange integral with the support bolt, and the support bolt is screwed into a screw hole of the horizontal support portion.

Further, in the invention according to claim 5 of the present application, the support fitting is provided with an anti-sway projection protruding outward above the support bolt, and the projection is provided on the corner panel. It is provided that the corner panel is inserted into a vertical slit of a lower bracket provided at a lower end or a vicinity of the lower end so as to prevent the corner panel from oscillating in a horizontal direction.

[0012]

[Function] The corner panel can be adjusted in height with the support bolts and can be rotated horizontally around the support bolts, so it should be installed loosely while avoiding interference between joints when installing. And can be officially fixed. Alternatively, the panel can be moved after installation to correct the joint material distortion.

[0013]

FIG. 1 shows the whole fixing device of the present invention. In the figure, (1) shows a corner pillar made of a square steel pipe as a structural body, and (2) shows a support fitting of the present invention attached to the outer surface of the corner pillar (1).
(3) is a corner panel made of a concrete plate having a horizontal cross section formed into an L shape, and an upper bracket (4) is attached to an upper end portion of a back surface of the corner panel (3);
A lower bracket (5) is attached to a lower end portion.

FIG. 2 shows the details of the support fitting (2). In the drawing, reference numeral (7) denotes an L-shaped mounting plate viewed from a plane so as to substantially coincide with the outer surface of the corner of the corner post (1). At the upper end of the side surface, an L-shaped plate (8) is provided so as to protrude outward in a diagonal direction of the corner. On the outer surface of the vertical portion (9) of the L-shaped plate (8), similarly, projecting outward in the diagonal direction,
A pin-shaped steady rest projection (10) protrudes. The projection (10) is integrally provided with a large-diameter head (11) at its tip.

Further, a horizontal support plate (13) is integrally provided at the lower end of the outer surface of the mounting plate (7) in the same direction as the L-shaped plate (8). A vertical screw hole (14) is formed on the diagonal line at the tip of the horizontal support plate (13). (15) is a support bolt screwed into the screw hole (14) from above, and a support flange (16) is integrally fixed to an intermediate portion of the support bolt (15). Above the support flange (16), a fastening nut (18) is screwed via a washer (17). Further, a hexagonal hole (19) for inserting a hexagonal wrench is formed at the upper end surface of the support bolt (15) in order to adjust the screwing amount of the support bolt (15) into the screw hole (14).

Furthermore, long nuts (21) and (21) are welded to both left and right ends of the mounting plate (7) in a direction perpendicular to the outer surface of the plate (7). In / out adjusting bolts (22) and (22) are screwed into the nuts (21) and (21) from outside. A pair of bolt holes (24) are formed in the mounting plate (7) in the left-right direction.
As shown in the figure, the mounting bolt (26) inserted from outside into the bolt hole (24) is mounted on the outer surface of the corner post (1) so as to match the corner portion.

Returning to FIG. 1, the upper bracket (4) attached to the upper end face of the corner panel (3) is roughly L-shaped so as to fit on the back of the corner part of the corner panel (3).
A mounting portion (28) formed in a U shape and a horizontal mounting portion (29) integrally formed so as to protrude outward from the center of the upper end of the mounting portion (28) are provided. A bolt hole (30) is formed in the mounting part (29). Also,
As shown in FIG. 4, the vertical mounting plate (8) includes an insert nut (36) previously embedded in the corner panel (3).
It is secured to this corner panel (3) by bolts (32) screwed into it.

The lower support bracket (5) is attached to a vertical main body (32) which is mounted so as to straddle between the surfaces (31) and (31) at right angles to each other with the corner on the back surface of the corner panel (3) interposed therebetween. ) Are bent so that they protrude from the surfaces (31) and (31) to form the mounting pieces (33) and (33) integrally.In the mounting pieces (33) and (33), A bolt (34) which is screwed into an insert nut (36) of the corner panel (3) as described above, and is attached to the corner panel (3). A slit (35) having a required length is formed in the main body (32) upward from the lower end thereof.

Next, the method of mounting the corner panel (3) will be described. First, the support brackets (2) and (2) and the upper and lower brackets (4) and (5) are respectively connected to the corner post (1) or the corner panel. It is attached to (3) in advance. Also, support bolts (1
5) is also the screw hole (1) of the horizontal support plate (13) of the support bracket (2).
4), but the nut (18) and washer (17) have been removed in advance. Then, the corner panel (3) is hung in this state, and the upper end of the support bolt (15) is inserted into the bolt hole (30) of the upper bracket (4).
Connect the horizontal mounting part (29) to the flange (1) of the support bolt (15).
6) Place on the top surface and temporarily place. At the same time, the lower bracket
The slit (35) of (5) has a lower part of the support bracket (2) where the upper bracket (4) is installed, and the head (11) of the steady rest projection (10) at the upper end of the support bracket (2). It is locked inward and supported so that it does not swing rightward or leftward. Next, a washer (17) is attached to the support bolt (15), and a nut (18) is screwed and tightened.

In the above, in a state before the formal tightening of the nut (18), the corner panel (3) is rotatable in the horizontal direction around the support bolt (15). It is possible to correct the distortion of the corner panel by rotating the support bolt (15) and moving the corner panel (3) up and down.
(3) The distortion of the lower joint material can be corrected. Further, as shown in FIG. 4, the access control bolt (22) is rotated so as to protrude outward, so that the corner panel
By contacting the back surfaces (31) and (31) of both ends of (3), the corner panel (3) is supported so as to prevent the corner panel (3) from rotating in the horizontal direction. By adjusting the amount of screwing of the pair of adjusting bolts (22), it is possible to finely adjust the entrance and exit of the outer surface of the corner panel (3) so as to eliminate unevenness of the surfaces of the panels. Further, in order to facilitate rotation of the access control bolt (22), the outer surface of the head (23) has a curved bulging shape.

In the above embodiment, the height of the corner panel (3) is adjusted by integrally providing the flange (16) with the support bolt (15) and rotating the support bolt (15). However, it is also possible to mount a nut in place of the flange (16) and adjust the height of the corner panel (3) by rotating the nut. In this case, the support bolt (15) may be integrally fixed to the horizontal support portion (13). However, a hexagonal hole formed on the upper end surface of the support bolt (15)
The workability is better if the height of the support bolt (15) is adjusted by rotating the support bolt (15).

[0022]

As described above, according to the present invention, the height of the corner panel can be adjusted between the bracket for supporting the corner panel and the support bolt, and the height of the corner bolt can be adjusted by the support bolt. It is possible to adjust the ingress and egress at both ends by rotating in the direction, so as described above, there is no need to accurately mount the joint at the position determined from the beginning, while correcting the distortion of the joint material, or after mounting Since the formal fixation can be performed after accurate positioning while correcting those joints, efficient work can be performed without impairing the advantages even with such dry joints attached. The effect is as follows.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a corner panel mounting portion showing an embodiment of the present invention.

FIG. 2 is a partially exploded perspective view of the support fitting of the present invention.

FIG. 3 is a longitudinal sectional view of a main part of a corner panel mounting portion.

FIG. 4 is a cross-sectional plan view of a main part of a corner panel mounting portion, taken along line AA of FIG. 3;

FIG. 5 is a cross-sectional plan view of a main part of a corner panel attachment portion similarly cut along the line BB in FIG. 3;

[Explanation of symbols]

 (1) Corner post (2) Support bracket (3) Corner panel (4) Upper bracket (5) Lower bracket (10) Steady projection (13) Horizontal support (14) Screw hole (15) Support bolt ( 16) Flange (18) Nut (21) In / out adjustment bolt

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-3-158566 (JP, A) JP-A-6-123146 (JP, A) JP-A-7-11724 (JP, A) 57212 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) E04B 2/88-2/96

Claims (5)

(57) [Claims] 1. A fixing device for an outer wall corner panel having an L-shaped cross section which constitutes a corner portion of an outer wall, comprising: a support fitting attached to a structural body of the corner portion; and a bracket provided on the back surface of the corner panel. The vertical support bolts are disposed across the horizontal support portion of the support bracket and the horizontal portion of the bracket, and the corner panel is supported in a height-adjustable manner, and is also screwed into the support bracket and protrudes outward. The ends of a pair of horizontal adjustment bolts that contact each other come into contact with the corresponding rear surfaces of the left and right ends of the corner panel, and
To prevent rotation of the
A curtain wall fixing device characterized by being supported so as to be able to adjust the direction of entry and exit . 2. The curtain wall fixing device according to claim 1, wherein the structural frame is a corner post. 3. A support bolt projecting upward from the horizontal support portion is inserted into a bolt hole formed in a horizontal portion of the bracket, and the horizontal portion is supported from below by a support member provided on the support bolt. The curtain wall fixing device according to claim 1 or 2, wherein the curtain wall is fixed. 4. The curtain wall fixing device according to claim 3, wherein the support member is a flange integrated with the support bolt, and the support bolt is screwed into a screw hole of the horizontal support portion. 5. A support bracket is provided with an anti-sway protrusion protruding outward above the support bolt, and the protrusion is provided at a lower end of a corner panel or near a lower end of a lower bracket. The curtain wall fixing apparatus according to any one of claims 1 to 4, wherein the corner panel is inserted into a vertical slit to prevent the corner panel from swaying in the horizontal direction.