JP3146328B2 - External wall panel mounting method - 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 for mounting an outer wall panel on an outer surface of a reinforced concrete structure or the like comprising a column and a horizontal body. The present invention relates to an outer wall panel mounting method that can be performed.

[0002]

2. Description of the Related Art When an exterior wall panel is attached to a conventional reinforced concrete building, as shown in FIG. 1, a building 1 is formed by a frame 4 composed of pillars 2 and a horizontal body 3, and the horizontal body 3 is formed. The outer wall panel 5 is configured to protrude outward from the column 2 and to support the outer wall panel 5 at its tip. In such a building 1, an outer wall panel 5 having a curtain wall structure is provided on the outer wall.
In many cases, the outer wall of each floor is constructed by extending an outer wall panel 5 of a unit body. When attaching the outer wall panel 5 as described above, as shown in FIG. 6, the long holes a, a.
Attachment fixtures c, c, which are protruded in advance at the upper and lower positions of the outer wall panel 5, are attached with the adjusting bolt d and the adjusting nut e via the angle members b, b with the outer wall panel 5 suspended by a crane or the like. Since the outer wall panel 5 is mounted at a desired mounting position, the outer wall panel 5 is suspended until the adjustment of the vertical height, the left and right positions, and the entrance and exit dimensions of the outer wall panel 5 by adjusting the positions of the angle members b and b is completed. It is necessary to maintain the state as it is, and one outer wall panel 5
Not only can the installation of the next outer wall panel 5 be carried out until after the installation and adjustment work of the crane have been completed, but also the operation of the crane and the adjustment of the mounting position of the panel must be performed in a coordinated manner. This requires adjustment technology, which significantly reduces the work efficiency at the site, and furthermore, since the outer wall panel 5 is mounted in a suspended state on the upper horizontal body, the strength on the skeleton side must be increased. Must
Had the disadvantage that

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned circumstances to solve the conventional disadvantages, and has as its object to suspend an outer wall panel to a predetermined position by a crane. After the lowering movement, temporarily suspend the suspended state by temporarily supporting the outer wall panel at that position on the skeleton side, and then easily adjust the height of the outer wall panel, right and left and adjustment of the entrance and exit dimensions in the temporarily supported state. By fixing the outer wall panel to the skeleton after completing the above adjustment, it is possible to wipe out the advanced connection work between the crane operation and the mounting adjustment work, thereby eliminating the need for special adjustment technology An object of the present invention is to provide a method of attaching an outer wall panel that can smoothly and surely perform an attaching operation of an outer wall panel and that can improve work efficiency.

[0004]

In order to solve the problems, the technical means adopted by the present invention is to form an outer wall panel having upper and lower mounting brackets at upper and lower positions on the back side, respectively. In order to form the outer wall of the skeleton by attaching the upper and lower horizontal members between the upper and lower horizontal members, first, the panel side piece of the upper mounting bracket is point-supported to the upper horizontal member via the upper adjustment bolt, and Adjust the height of the outer wall panel by adjusting the height of the upper adjustment bolt, slide the panel side piece with the tip of the upper adjustment bolt, adjust the position of the outer wall panel in front, rear, left and right, then fix the upper mounting bracket Then, the panel-side piece of the lower mounting bracket is point-supported on the upper surface of the lower horizontal body on the skeleton side via the lower adjustment bolt, and the outer wall panel is adjusted to the lower adjustment bolt by adjusting the protrusion of the lower adjustment bolt. The lower mounting bracket is fixed to the lower horizontal body while it is supported at the tip of the bottom, and then the point support of the upper adjustment bolt is released, and the outer wall panel load is supported by the lower horizontal body. It is characterized by having done.

[0005]

Therefore, according to the present invention, at the time of mounting the outer wall panel at the site, first, the outer wall panel is hung by the hanging cable of the crane, and the outer wall is interposed between the horizontal members such as beams or slabs on the predetermined floor. Move a panel. Next, the outer wall panel is temporarily supported at a fixed position on a predetermined floor to release the suspended state by the crane, and the crane suspends the next outer wall panel. Then, after performing the height adjustment of the panel corresponding to the floor height, the left-right position adjustment and the entrance / exit size adjustment while the outer wall panel is temporarily supported between the horizontal bodies on the predetermined floor,
If the outer wall panel is fixed between the horizontal members, the mounting operation is completed quickly. During this time, the next outer wall panel is being suspended by the crane at the same time, so that it is possible to quickly shift to the next outer wall panel mounting operation after the previous outer wall panel is mounted, and to improve the crane operation and mounting adjustment work. It is possible to improve the efficiency of the operation of attaching the outer wall panel without the need for a linking operation requiring a complicated technique.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The configuration of the present invention will be described in detail with reference to one embodiment shown in the drawings. 1A and 1B show the structure of a building 1 employing the present invention, wherein FIG. 1A is a side view of a main part, and FIG. 1B is a vertical sectional view. In FIG. ,
The frame 4 is constructed by the horizontal bodies 3 and 3 arranged vertically and horizontally. For example, with the standard floor from the second floor to the top floor (eighth floor) being the standard floor, The outer wall panels 5, 5,... Are attached to the outer end face.

As shown in FIG. 2, the outer wall panels 5, 5,... Are formed in a quadrangular shape with a filler 6 interposed between the front and back surfaces 5a, 5b. Panel pieces 7a, 8a of the lower mounting bracket 8 are protruded, and fitting step portions 9, 9 are formed on upper and lower end surfaces of the outer wall panels 5, 5,..., So that the outer wall panels 5, 5,. It fits in a shape.

As shown in FIGS. 3 to 5, the panel-side piece 7a has a horizontal plane 1 at the upper and lower ends of a flat base 10a.
0b and 10c are integrally formed by bending.
0b into the outer wall panel 5, and
0c protruding from the back surface 5b and is attached.
A long hole 10d is bored on one side of the base 10a in the vertical direction of the base 10a, and a slide nut 11 slidable in the drilling direction of the long hole 10d is mounted on the back surface. In addition, 10e
Is a stopper formed at the edge of the horizontal surface 10c. The panel-side piece 8a of the lower mounting bracket 8 is
a side portion is cut and bent to form a hanging surface 12b and a horizontal surface 12c.
Are formed integrally, and on the upper surface of the horizontal portion 12c,
A nut 13a into which the lower adjustment bolt 13 is screwed is fixed, and a long hole 14 is vertically formed in the hanging part 12b, and a slide nut 15 is slidably mounted along the long hole 14. ing.

On the other hand, on the lower surface of the outer end of the upper horizontal frame 3 on the side of the frame 4, a frame side piece 7 b formed in a U-shape in cross section has the opening side downward and a part of the horizontal frame 3. A nut 18 is fixed to the bottom portion 16 of the skeleton side piece 7b so as to be screwed with an upper adjustment bolt 17 with its tip directed upward, and A bolt through hole (not shown) is formed in one side portion 19 of the skeleton side piece 7b. Also, the lower horizontal body 3
At the upper surface of the outer end, a driving fixing bolt 19a is protrudingly provided in a standing shape.

Reference numeral 8b denotes a frame-side piece of the lower mounting bracket 8, which is formed by forming long holes 21a and 21b in both side portions 20a and 20b which are formed in an angle. Have been. Reference numeral 22 denotes a panel-side piece 7a and a frame-side piece 7b of the upper mounting member 7.
And angled members 21c and 21d are formed on both sides thereof.

Since the present invention is constructed as described above, in order to attach the outer wall panels 5, 5,.
First, the outer wall panel 5 is lifted by a crane (not shown) and moved to a position near the outer ends of the horizontal frames 3 and 3 on a predetermined floor.
The panel-side piece 7a of the upper mounting member 7 is supported on the tip of the upper adjustment bolt 17 of the frame-side piece 7b, and the angle member 22 is connected to connect the panel-side piece 7a of the upper mounting metal 7 to the frame-side piece 7b. Through the bolts 23 and 24 to the base 10a of the panel-side piece 7a and the frame-side piece 7
In a state where the outer wall panel 5 is temporarily attached to the side wall 19b, lifting by the crane is released, and the crane shifts to the next lifting operation of the outer wall panel 5.

The bolts 23 and 25 are screwed with the slide nuts 11 and 15, respectively, so that the outer wall panel 5 can be moved up and down and left and right. Panel 5
Is adjustable in the front-rear direction, that is, in and out dimensions.

In the above temporarily attached state, the outer wall panel 5 is temporarily mounted on the upper horizontal frame 3 on the side of the skeleton 4 at the tip of the upper adjustment bolt 17 in a point-supported state, and the upper adjustment bolt 17 is rotated. The vertical height is adjusted by adjusting the position of the outer wall panel 5, and the outer wall panel 5 is slid forward and backward and left and right through the tip of the adjusting bolt 17. After the outer wall panel 5 is positioned at an appropriate position, the bolts 23, 24, After that, the lower surface 1 of the panel-side piece 8a constituting the lower mounting member 8
2b and driving fixing bolts 19a on the upper surface of the lower horizontal body 3
And the body side piece 8b is fastened via the bolt 25 and the nut 26. At this point, the outer wall panel 5
The panel 5 is fixed to the skeleton 4 side while being suspended by the skeleton side piece 7b of the upper mounting bracket 7 by its own weight.

Further, with the outer wall panel 5 fixed, the lower adjustment bolt 13 of the lower mounting bracket 8 is rotated to press the tip of the bolt 13 on the upper surface of the lower horizontal body 3, and then the upper adjustment bolt 17 is used. The point supporting state of the outer wall panel 5 is released, and the load of the outer wall panel 5 is adjusted to the lower adjustment bolt 13.
Then, the lower mounting bracket 8 is fixed to the lower horizontal body 3 in a state of being supported by. Therefore, when mounting the outer wall panels 5, 5,..., The lifting state of the outer wall panels 5, 5,. , The work efficiency can be improved, and the weight of each of the outer wall panels 5, 5,... Can be supported by the lower horizontal body 3, and the material strength on the skeleton side can be reduced. .

[0015]

In summary, according to the present invention, the outer wall panel having the upper mounting bracket and the lower mounting bracket provided at the upper and lower positions on the back side, respectively, is attached between the upper and lower horizontal members constituting the frame in a vertically multi-tiered manner. In forming the outer wall of the skeleton, first, the panel side piece of the upper mounting bracket is point supported on the upper horizontal body via the upper adjustment bolt, and the height of the outer wall panel is adjusted by adjusting the upper and lower adjustment bolts. Do
And after performing the position adjustment of the front and rear and left and right of the outer wall panel by sliding the panel side piece with the tip of the upper adjustment bolt,
The upper mounting bracket is fixed, and then the panel-side piece of the lower mounting bracket is point-supported on the upper surface of the lower horizontal frame on the skeleton side via the lower adjustment bolt, and the outer wall panel is lowered by adjusting the protrusion of the lower adjustment bolt. Fix the lower mounting bracket to the lower horizontal body while supporting it at the tip of the adjustment bolt, and then
The point support of the upper adjustment bolt is released, and the outer wall panel load is supported by the lower horizontal body. Therefore, the suspended state of the outer wall panel by the crane is temporarily supported via the adjustment bolt of the mounting bracket. You only have to go until
The work time when sequentially installing a plurality of outer wall panels can be greatly reduced, and the temporarily fixed outer wall panels can be adjusted very easily by adjusting the adjustment bolts, and can be moved slightly. Since the outer wall panel can be slid back and forth and left and right by force, the burden on the operator can be reduced, the outer wall panel can be installed at an appropriate position, and the work efficiency of the mounting operation can be significantly improved. Instead, the load on the outer wall panel is supported by the lower horizontal body, which reduces the load on the uppermost horizontal body when the outer wall panel is mounted in a multi-tiered configuration, resulting in weight reduction. Thus, a very useful novel effect such as a reduction in the manufacturing cost of the horizontal body to which the outer wall panel is attached can be achieved.

[Brief description of the drawings]

FIG. 1 shows an outer wall panel mounting structure in a reinforced concrete building employing the present invention, wherein (a) is an elevation view of a main part and (b) is a vertical sectional view of the outer wall part.

FIG. 2 is a vertical sectional view of an outer wall panel.

FIG. 3 is an overall perspective view of an upper mounting bracket.

FIG. 4 is an overall perspective view of a lower mounting bracket.

FIG. 5 is an operation explanatory view showing a mounting structure of the outer wall panel.

FIG. 6 is an operation explanatory view showing an example of a mounting bracket used for a conventional outer wall panel.

[Explanation of symbols]

 REFERENCE SIGNS LIST 3 horizontal frame 4 frame 5 outer wall panel 7 upper mounting bracket 7a panel side piece 7b frame side piece 8 lower mounting bracket 8a panel side piece 8b frame side piece 13 lower adjustment bolt 17 upper adjustment bolt

──────────────────────────────────────────────────続 き Continuation of the front page (72) Inventor Satoshi Amishima 2-1-1, Nishi-Shinjuku, Shinjuku-ku, Tokyo Sanwa Shutter Industrial Co., Ltd. (56) References JP-A-62-160357 (JP, A) Hira 2-23614 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) E04B 2/56-2/70 E04B 2/88-2/96 E04F 13/08-13 / 18

Claims (1)

(57) [Claims] 1. An outer wall panel having upper and lower mounting brackets respectively provided at upper and lower positions on a rear surface side is attached between upper and lower horizontal bodies forming a skeleton in a vertically multistage manner to form an outer wall of the skeleton. First, the panel side piece of the upper mounting bracket is point-supported on the upper horizontal body via the upper adjustment bolt, and the height of the outer wall panel is adjusted by adjusting the rise and fall of the upper adjustment bolt. After sliding the piece with the tip of the upper adjustment bolt to adjust the front, rear, left and right positions of the outer wall panel, fix the upper mounting bracket, and then attach the panel side piece of the lower mounting bracket to the lower horizontal frame on the skeleton side. The lower mounting bracket is fixed to the lower horizontal body while the outer wall panel is supported by the tip of the lower adjustment bolt by the lower surface adjustment bolt being supported on the upper surface by a lower adjustment bolt, and the outer wall panel is supported by the tip of the lower adjustment bolt by the protrusion adjustment of the lower adjustment bolt. A method of mounting an outer wall panel, comprising: releasing a point support of a higher-order adjusting bolt after that, and supporting a load of the outer wall panel with a lower horizontal body.