JPH0637408U - Curtain wall window unit mounting device - Google Patents

Abstract

(57) [Abstract] [Purpose] An object of the present invention is to provide a device for mounting a window unit for a curtain wall, which facilitates alignment between the vertically fixed connecting bracket and the window unit. [Structure] Mounting part 3 formed on the indoor side of window unit 3
The back plate 33 having the screw hole 34a formed therein is housed in the housing 1, and the fixing bolt 24 is inserted from the indoor side into the bolt hole 22a of the connecting bracket 6 fixed to the upright 2 and the bolt opening 32a of the mounting portion 31. Together with the screw holes 34 of the back plate 33
In a mounting device of a curtain wall window unit in which the mounting portion 31 is screwed to a and the mounting portion 31 is fastened to the connecting bracket 6, the mounting portion 31 is provided with a groove 32 for accommodating the back plate 33 so as to be horizontally movable. Between the back plate 33 and the mounting portion 31, adjustment means 36, 37, 38 that can be moved and fixed from the outside of the mounting portion 31 with the mounting portion 31 in contact with the connecting bracket 6 are provided. It is connected.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mounting device for a window unit for a curtain wall for mounting a window unit on a vertically fixed connecting bracket.

[0002]

[Prior art]

 BACKGROUND ART Conventionally, as a mounting device for a window unit for a curtain wall, for example, one disclosed in Japanese Utility Model Laid-Open No. 3-682119 is known. In this mounting device, a mounting convex portion having a C-shaped cross section formed on the indoor side of the upper and lower frames of the window unit is brought into contact with a receiving portion of an L-shaped bracket fixed vertically, and a screw hole is formed. The back plate is housed in the mounting protrusion, and the mounting protrusion and the L-shaped bracket are penetrated into the back plate from the indoor side, and the fixing bolt is screwed in to fasten the mounting protrusion and the L-shaped bracket. The window unit is mounted vertically. In this case, the back plate is screwed in advance to the mounting protrusions so that it will not move, and the window unit is hung at the site, and the bolt holes of the L-shaped bracket and the screw holes of the back plate are aligned to fix the fixing bolts. I try to tighten.

[0003]

[Problems to be solved by the device]

 In such a conventional window unit mounting structure, a series of precisions such as marking, mounting on the vertical frame, mounting the L-shaped bracket on the vertical, and positioning of the bolt holes of the L-shaped bracket are performed. If is not properly held, the bolt hole of the L bracket and the screw hole of the back plate may not match. In such a case, move the suspended window unit to the left and right to align it, or in extreme cases, loosen the upright fixing bolt of the L-bracket once to loosen the L-bracket. It was necessary to fine-tune and adjust. Moving the window unit, which is a heavy object, is difficult and dangerous for the work, and loosening the fixing bolts of the L-shaped brackets complicates the work. Unnecessary force will be applied to the surroundings, which will take time and make it impossible to maintain the design strength.

The present invention has been made in view of these problems, and provides a device for mounting a window unit for a curtain wall, which facilitates alignment between the vertically fixed connecting bracket and the window unit. The purpose is to do.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, the present invention accommodates a back plate having a screw hole formed in a mounting portion formed on the indoor side of a window unit, and vertically installs a bolt hole of a connecting bracket and a bolt of the mounting portion. In the mounting device for the curtain wall window unit in which the fixing bolt is inserted from the inside of the room into the opening and is screwed into the screw hole of the back plate and the mounting part is fastened to the connecting bracket, the back plate is attached to the mounting part. A groove is formed to accommodate it so that it can move in the horizontal direction, and between the back plate and the mounting part, with the mounting part in contact with the connecting bracket, adjustments that can be moved and fixed from the outside of the mounting part are possible. It is characterized in that the means are connected.

[0006]

[Action]

 With the attachment part of the window unit in contact with the connecting bracket, adjust the adjusting means to move the back plate horizontally in the attaching part, and align the bolt holes of the connecting bracket with the screw holes of the back plate. , Insert the fixing bolt from the indoor side into the bolt hole of the connecting bracket and the bolt opening of the mounting part, and tighten it to the screw hole of the back plate. Before and after tightening the fixing bolt, the back plate is fixed in the mounting portion by the adjusting means. In this case, since the back plate can be moved and fixed from the outside of the mounting part by the adjusting means while the mounting part is in contact with the connecting bracket, the window unit can be set at a predetermined vertical position. With this set, that is, without moving the window unit itself to the left or right, you can align the bolt holes of the connecting bracket with the screw holes of the back plate, and then fix the back plate. be able to.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A curtain wall window unit mounting apparatus according to an embodiment of the present invention will be described below with reference to the accompanying drawings. As shown in FIG. 1 and FIG. 2, the curtain wall 1 is configured by attaching a window unit 3 incorporating a window glass 4 between a plurality of vertical sides 2 attached to the end of a slab S of a building at equal intervals. Has been done.

As shown in FIG. 1, the cuboid 2 is composed of a rectangular hollow member, and is fixed to the end of each slab at the indoor end via a fastener. Further, the window unit 3 is attached to the outdoor end of the upright 2 via a connecting bracket 6. The window unit 3 is composed of a window glass 4 and a frame body 7 in which the window glass 4 is incorporated, and is attached to the vertical 2 with the window glass 4 previously incorporated in the frame body 7. The window unit 3 is attached to the upright 2 so that the seam of the adjacent left and right window units 3 and 3 is located at the center of the upright 2 (see Fig. 1). It is attached to the upright 2 via the connecting bracket 6 at the joint portion of 3 and 3 (see FIG. 2).

The connecting bracket 6 includes a upright receiving portion 21 that abuts on a side portion of the upright 2 on the outdoor side, and a unit receiving portion 22 that extends outward from the upright receiving portion 21 at a substantially right angle. Is formed on the indoor side of the upright receiving portion 21, and two up and down bolt holes 21a, 21a through which the upright fixing bolt 23 is inserted are formed, and a unit fixing bolt 24 is inserted through the unit receiving portion 22. Two bolt holes 22a, 22a are formed. A cuboid back plate 25 having screw holes 25a is provided inside the cuboid 2 so as to correspond to the cuboid receiving portion 21, and a cuboid fixing bolt 23 is provided from the outside. The upright receiving portion 21 and the side wall 2a of the upright 2 are inserted and screwed into the screw holes 25a of the upright back plate 25, whereby the connecting bracket 6 is fixed to the upright 2. There is.

On the other hand, on the surfaces of the upper frame 8 and the lower frame 9 of the window unit 3 on the indoor side, mounting portions 31 that extend in the horizontal direction are formed so as to project, and the mounting portions 31 are connected from the outdoor side to the connecting bracket. The unit receiving portion 22 of No. 6 is abutted. The mounting portion 31 has a bolt opening 32a facing the unit fixing bolt 24 on the inside of the room and is formed with a groove 32 having a C-shaped cross section. In the groove 32, the unit back plate 33 is horizontally moved. It is housed freely. A screw hole 34a is formed in the central portion of the unit back plate 33, and the unit fixing bolt 24 is inserted from the outside through the unit receiving portion 22 of the connecting bracket 6 and the bolt opening 32a of the mounting portion 31 so that the unit rear plate is The window unit 3 is fixed to the connecting bracket 6 by being screwed into the screw hole 34a of the plate 33.

As shown in FIGS. 1, 3 and 4, the unit back plate 33 includes a back plate main body 34 having a screw hole 34 a formed therein and a back plate main body 34 having a U-shaped cross section. Therefore, the back plate main body 34 and the slide piece 35 are screw-fastened to each other in the groove 32 of the mounting portion 31. It is designed to be slid to the left and right. The outer end of the slide piece 35 extends horizontally to a position where the connecting bracket 6 escapes, and the operation piece 36 is connected to the outer end thereof. The operation piece 36 is composed of a plate material having a step portion formed in the middle, and is screwed to the slide piece 35 so that one half portion 36a overlaps with the slide piece 35, and the other half portion 36b connects to the fixed piece 37. Has been done. The fixing piece 37 is fixed by screws from above and below the mounting portion 31 while being housed in the groove 32 of the mounting portion 31. The operation piece 36 is formed with two elongated holes 36c, 36c extending in the horizontal direction. The operation piece 36 and the fixing piece 37 are inserted into the elongated holes 36c, 36c, respectively, and are fixed to the fixing piece 37. Two adjustment screws 38, 38 screwed in are connected to each other. Here, the operating piece 36, the fixing piece 37 and the adjusting screw 38 constitute an adjusting means for moving and fixing the unit back plate 33.

That is, by loosening the adjustment screws 38, 38 and operating the operation piece 36 left and right, the slide piece 35 is horizontally moved in the groove 32, and at the same time, the back plate body 34 is horizontally moved. . Conversely, by tightening the adjusting screws 38, 38, the back plate body 34 is fixed in the groove 32 together with the slide piece 35. The back plate main body 34, the slide piece 35, the operation piece 36, and the fixed piece 37 are assembled in the window unit 3 assembled in advance in the factory and then carried into the site. Therefore, at the stage of on-site loading, the above adjustment screws 38, 38 are lightly tightened to prevent these parts from rattling, and at the stage of on-site construction, the suspended window unit 3 is applied to the connecting bracket 6. With the contact set, loosen the adjustment screws 38, 38 once to make the back plate body 34 movable, and position the screw hole 34a of the back plate body 34 and the bolt hole 22a of the connection bracket 6 in position. And tighten the unit bolts 24. Around the tightening of the bolts, the adjusting screws 38, 38 are tightened again to fix the back plate body 34.

The contact surfaces 40, 40 between the operation piece 36 and the fixed piece 37 are serrated, and the operation piece 36 fixed by the adjusting screws 38, 38, that is, the back plate main body 34, receives a large force. However, it does not move easily. As a result, the window unit 3 is firmly fixed to the connecting bracket 6, and the back plate body 34 does not wobble even when an earthquake motion occurs.

As described above, according to this embodiment, the unit back plate 33 can be freely moved in the horizontal direction by loosening the adjustment screws 38, 38 and moving the operation piece 36 left and right. Therefore, the bolt hole 22a of the connecting bracket 3 and the screw hole 34a of the unit back plate 33 can be easily aligned with each other while the window unit 3 is set at a predetermined position where the window unit 3 abuts on the connecting bracket 6. . Therefore, the mounting work of the window unit 3 can be easily performed without being influenced by the mounting accuracy of the upright 2 and the connecting bracket 6, and the workability of the entire curtain wall can be improved.

In this embodiment, the slide piece holding the back plate body is connected to the operation piece and the fixed piece, but the slide piece and the operation piece are connected to each other. At the part of the fixing screw that is present, the slide piece may be bolted to the mounting portion from the outside through a washer. In this case, the operating piece and the fixing piece can be omitted, and the bolt opening of the mounting portion can be effectively used instead of the elongated hole of the operating piece.

[0016]

[Effect of device]

 As described above, according to the device for mounting a window unit of the present invention, the back plate can be moved and fixed in the horizontal direction by the adjusting means, so that the vertical and the mounting accuracy of the connecting bracket are good in the field construction. It is easy to align the screw holes of the back plate with the bolt holes of the connecting bracket and fix the back plate even if they are not held in place, and the window unit can be easily attached to the upright. Therefore, the workability and safety of the entire curtain wall are improved, and the construction period can be shortened as a whole.

[Brief description of drawings]

FIG. 1 is a plan view around a mounting portion of a window unit and a cuboid according to an embodiment.

FIG. 2 is a diagram showing only a portion around a mounting portion of a window unit and a cube according to an embodiment.

FIG. 3 is a front view around a mounting portion of a window unit and a connecting bracket.

FIG. 4 is a perspective view showing a connected state of members around the unit back plate.

[Explanation of symbols]

 1 Curtain Wall 2 Cubic 3 Window Unit 6 Connecting Bracket 22a Bolt Hole 24 Unit Fixing Bolt 31 Mounting Part 32 Groove 32a Bolt Opening 33 Unit Back Plate 34a Screw Hole 36 Operation Piece 37 Fixing Piece

Claims (1)

[Scope of utility model registration request] 1. A back plate (33) having a screw hole (34a) formed therein is housed in a mounting portion (31) formed on the indoor side of a window unit (3) and is fixed to the upright (2). Bolt hole (22a) of the connecting bracket (6) and the mounting portion (3)
The fixing bolt (24) is inserted from the indoor side into the bolt opening (32a) of 1) and is screwed into the screw hole (34a) of the back plate (33) to connect the mounting portion (31). In the attachment device for a curtain wall window unit fastened to a bracket (6), a groove (32) for accommodating the back plate (33) in a horizontal direction is formed in the attachment portion (31), Between the back plate (33) and the mounting portion (31), with the mounting portion (31) in contact with the connecting bracket, a moving operation and a fixing operation from the outside of the mounting portion (31). A mounting device for a window unit for a curtain wall, in which possible adjusting means (36, 37, 38) are connected.