JP2863442B2 - Gondola guide rail mounting method and mounting structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and a structure for mounting a gondola guide rail laid on a wall of a curtain wall.

[0002]

2. Description of the Related Art In general, a gondola guide rail of a curtain wall is laid on the outside of a cubicle located at a joint between panels constituting an outer wall, and the cubicle is vertically continuous. If it is exposed on the surface side of the outer wall, it can be attached ahead of the cubicle, but if the cubicle is hidden from the front side by a decorative panel etc. arranged outside the panel, the gondola guide rail Can not be laid on the stand.

[0003] In this case, the gondola guide rail is laid on the panel of the outer wall. In particular, when the outer wall panel is arranged only on the spandrel of the curtain wall, it is arranged discontinuously in the height direction. In this case, the gondola guide rail is also discontinuous at the opening between the spandrel parts and cannot be attached to the panel over its entire length. Will be added later. In this method, each gondola guide rail will be constructed while the scaffold is assembled along the wall surface or suspended from a crane, and the same work as the construction of the outer wall panel will be repeated, so the construction will be complicated, With danger.

In order to repair the seal joint, it is necessary to remove the gondola guide rail. However, it has been practically impossible to partially remove the gondola guide rail once attached.

The present invention has been made with an emphasis on workability and repair of seal joints when laying a gondola guide rail on an outer wall panel arranged discontinuously in the height direction. And a mounting structure of a gondola guide rail detachable from an outer wall panel.

[0006]

According to the present invention, a gondola guide rail having a length corresponding to the height of the PC panel is provided in advance on the outdoor surface of the PC panel disposed on the spandrel portion. PC with guide rail
After the panels are supported by the frame, an intermediate gondola guide rail is installed between the vertically adjacent PC panels, and the individual gondola guide rails are fixed by engaging the intermediate gondola guide rail with the PC panel. Simplifies the installation when retrofitting guide rails and reduces danger.

A bracket receiver for receiving the gondola guide rail is fixed to the outside of the PC panel, and a bracket for engaging the bracket receiver in the downward and out-of-plane directions is fixed to the indoor side of the gondola guide rail. In the gondola guide rail, the bracket is dropped on the bracket receiver,
In this state, the bracket and the bracket are joined to the PC panel with bolts penetrating the bracket receiver.

The workability is improved because half of the total length of the gondola guide rail is attached to the PC panel, and the later attached gondola guide rail can be laid only by hanging and dropping the gondola guide rail between the upper and lower PC panels. Improve and reduce danger.

Further, by removing the bolt and disengaging the bracket and the bracket receiver, it becomes possible to partially remove the gondola guide rail for repairing the seal joint.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 is characterized in that gondola guide rails 1 and 2 laid continuously in the vertical direction along the wall surface of a curtain wall are provided on a PC panel 3 arranged on a spandrel portion as shown in FIG. It is a method of attaching to the outdoor surface. The spandrel section refers to the section from near the ceiling on the lower floor to the position of the window on the upper floor.

A decorative panel 4 for decorating the surface of the PC panel 3 is disposed outside the room.
As shown in FIG. 3, the PC panel 3 is arranged in a manner to have a phase difference in the in-plane horizontal direction and to close the joint (sealing material) 31 between the PC panels 3 and 3 adjacent in the lateral direction, Numeral 2 is arranged at the joint between the decorative panels 4 and 4 which are horizontally adjacent to each other on a plane.

The gondola guide rail 1 located in the section where the PC panel 3 is disposed on the elevation surface is pre-attached to the PC panel 3, and the gondola guide rail 2 located between the upper and lower PC panels 3 is composed of both PC panels. They are retrofitted to these after installation of 3,3. The gondola guide rails 1 and 2 need to be supported at least at the upper end by the PC panel 3 and to be held at the lower end in a state where out-of-plane movement is restrained. The length of the rail 1 is large enough to fit within the height of the PC panel 3, and the gondola guide rail 2 to be attached later is
It is installed across the ends of the C panels 3. In FIG.
The attached gondola guide rail 1 is indicated by a solid line, and the attached gondola guide rail 2 is indicated by a two-dot chain line.

As shown in FIG. 1, a bracket receiver 5 for supporting the gondola guide rails 1 and 2 is fixed at a position corresponding to the upper ends of the gondola guide rails 1 and 2 on the outdoor side of the PC panel 3. Gondola guide rails 1, 2
At a position corresponding to the bracket receiver 5 on the indoor side of the vehicle, a bracket 6 engaging the bracket receiver 5 downward and out of plane.
Is fixed.

The bracket receiver 5 is connected to and supported by a fastener 7 fixed to the outdoor side of the PC panel 3. The fastener 7 is connected to the PC panel 3 by the vertically long insertion hole 71.
Bolts 8, which are height adjusted with respect to
8, the balance bolt 9 abutting against the surface of the PC panel 3 is fixed to the PC panel 3 in a state where the position adjustment in the out-of-plane direction is performed by the protruding length from the fastener 7.

The bracket receiver 5 is positioned in the fastener 7 in the out-of-plane direction by an insertion hole 72 formed in the out-of-plane direction, and the bracket receiver 5 itself is formed by an insertion hole 51 formed in the in-plane horizontal direction. The fastener 7 is connected to the fastener 7 by bolts 10 in two directions in a state where the position of the fastener 7 is adjusted in the horizontal direction in the plane.

Above each bracket receiver 5, a lower end portion of each of the gondola guide rails 1 and 2 is engaged in an out-of-plane direction, and an engaged portion 52 for restraining the movement thereof is formed. A support portion 53 is formed in which the upper end of the rail 2 engages in the out-of-plane direction while engaging downward. Pins 11 and 21 projecting horizontally in the plane at the lower end positions of the gondola guide rails 1 and 2 are engaged with the engaged portion 52, and the support portion 53 is bent and projected from the indoor side of the bracket 6. The engaging portion 61 engages.

The bracket 6 is a bracket receiver 5 for the finding pieces 12, 22 on the indoor side of each gondola guide rail 1, 2.
Are overlapped from the indoor side at a position corresponding to and are fixed in a state of being engaged upward. Gondola guide rail 1 to be attached
And the gondola guide rail 2 to be attached later
61 is supported by the PC panel 3 by being dropped into the support portion 53 of the bracket receiver 5 from above. After dropping the gondola guide rails 1 and 2 onto the bracket receiver 5, the bracket 6 is fixed to the bracket receiver 5 by bolts 15 that pass through the bracket 6 from the locating pieces 12 and 22 and reach the bracket receiver 5.

In fastening the bolt 15 and the lower bolt 10 for joining the bracket receiver 5 to the fastener 7,
Outdoor find pieces 13, 23 of gondola guide rails 1, 2
Are partially formed with notches 14 and 24.

The gondola guide rail 1 to be attached and the gondola guide rail 2 to be attached later are connected to each other by a connecting member 16 extending between the two finding pieces 12, 22 (13, 23) at a position where they do not interfere with the bracket 6.

According to the first aspect of the present invention, the gondola guide rail 1 is previously attached to the outdoor surface of the PC panel 3, and the PC panel 3 is supported on the frame 17 such as a floor slab together with the preinstalled gondola guide rail 1. After that, the middle gondola guide rail 2 is installed between the vertically adjacent PC panels 3 and 3 and fixed to the PC panels 3 and 3 in a state of being engaged with the PC panels 3 and 3 in the downward and out-of-plane directions. Done.

According to a second aspect of the present invention, the gondola guide rail 2 to be retrofitted in the first aspect of the present invention is joined to the PC panel 3 with its bracket 6 engaged with the bracket receiver 5 and attached to the PC panel 3. is there.

The seal repair at the joint 31 between the PC panels 3 and 3 is performed by the gondola guide rail 1 on the front surface of the repair part.
This is performed by removing (2) and placing a seal on the joint 31 from the removed space.

[0023]

The present invention is as described above. A gondola guide rail having a length corresponding to its height is previously attached to the outdoor surface of a PC panel disposed on a spandrel portion, PC with gondola guide rail
After the panels are supported by the skeleton, an intermediate gondola guide rail is installed between the vertically adjacent PC panels, and the PC
Since it is fixed in a state where it is engaged with the panel downward and out of plane, the construction is simplified and the danger is reduced as compared with the case where individual gondola guide rails are retrofitted.

When the seal joint is repaired, a space for the repair can be secured by removing the gondola guide rail, so that the repair work can be easily performed.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing a relationship between a gondola guide rail and a PC panel.

FIG. 2 is a cross-sectional view of FIG.

FIG. 3 is a longitudinal sectional view showing two layers of a curtain wall.

[Explanation of symbols]

1,2 …… Gondola guide rail, 11,21 …… Pin, 1
2,22 …… Found pieces, 13,23 …… Found pieces, 14,24 ……
Notch, 3 PC board, 31 Joint, 4 Decorative panel, 5 Bracket receiver, 51 Insert hole, 52 Engaged part, 53 Support part, 6 Bracket , 61 ... engaging part, 7 ... fastener, 71 ... insertion hole, 8 ... bolt,
9 ... balance bolt, 10 ... bolt, 15 ... bolt,
16 ... Connecting material, 17 ... Body.

Continuation of front page (58) Field surveyed (Int.Cl. ⁶ , DB name) E04G 3/10

Claims (2)

(57) [Claims] 1. A method of mounting gondola guide rails 1 and 2, which are continuously laid in a vertical direction along a wall surface of a curtain wall. The gondola guide rail 1 having a length corresponding to the length is previously attached, and the PC panel 3 is attached to the frame 17 together with the attached gondola guide rail 1.
After that, the intermediate gondola guide rail 2 is set between the vertically adjacent PC panels 3 and 3 and the intermediate gondola guide rail 2 is fixed in a state of being engaged with the PC panels 3 and 3. How to attach a gondola guide rail. 2. The PC panel 3 of the gondola guide rail 2.
The bracket receiver 5 for receiving the gondola guide rail 2 is fixed to the outside of the PC panel 3, and the bracket receiver 5 is engaged with the bracket receiver 5 downward and out-of-plane on the indoor side of the gondola guide rail 2. The bracket 6 is fixed, and the gondola guide rail 2 has bolts 8 penetrating the bracket 6 and the bracket receiver 5 in a state where the bracket 6 is dropped onto the bracket receiver 5 and engaged with the bracket 6.
A gondola guide rail mounting structure, wherein the gondola guide rail is attached to the PC panel 3.