JPH07139087A - Curtain wall - Google Patents

Abstract

PURPOSE:To realize a lightweight construction and ensure proper installation by projecting a set bolt from a cone fitted to the interior side of an exterior wall, passing the set bolt through the bolt hole of a metal frame, and screwing a lock nut thereto. CONSTITUTION:A headed truncated cone 10 is fitted to an exterior panel near each corner thereof via a thermal deposition process or the like. Then, the shank section 8b of a set bolt 8 is passed through the hole 10 of the cone 10 from the reverse side thereof, and a bolt head 8a is coupled a recess 10b so as to prevent the turn thereof. Only the shank section 8b is fitted as projected from the cone 10. Thereafter, the shank section 8b is passed through the bolt hole 6 of a frame 1, and a lock nut 9 is screwed to the external thread section of the inserted portion, thereby fastening a panel 3 to the frame 1. According to this construction, the formation of an engagement groove is not required on the upper and lower ends of the panel 3, and the thickness thereof can be made as small as possible for attaining a lightweight structure. In addition, the panel 3 can be prevented from a break due to lateral slide at the time of erection, thereby ensuring proper panel erection.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a curtain constructed by attaching a shielding plate to the outside of a metal frame having a rectangular frame shape and attaching a plurality of exterior panels to the outside of the shielding plate. Regarding the wall.

[0002]

2. Description of the Related Art In recent years,
As a building exterior material, large ceramic plates and large tiles, which are excellent in durability and give a feeling of cleanliness, are widely used. Further, this type of exterior material is often attached in advance to a frame assembled in the shape of a rectangular frame from shaped steel, and is often attached to a structure of a building together with this frame.

FIG. 4 shows an example of a conventional curtain wall constructed by using this type of exterior material. In the figure, reference numeral 1 is a frame made of a shaped steel such as angle steel, and 2 is a frame 1. A shield plate 3 made of a thin metal plate that is attached to the outside of the room and prevents intrusion of wind and rain, etc.
An exterior panel made of a large ceramic plate attached as an exterior material on the outdoor side of 4 is a fitting for attaching the exterior panel 3 to the frame 1, and a reference numeral 5 is interposed between the fitting 4 and the frame 1. , It is a waterproof packing that prevents rainwater from entering this part.

The exterior panel 3 is formed in a rectangular plate shape, and engaging grooves 3a, 3a having a predetermined depth for engaging one end of the mounting member 4 are formed on the upper and lower edge surfaces thereof.

The mounting bracket 4 is made of a shaped steel such as a channel steel and is engaged with the engaging groove 3a of the exterior panel 3 in the body of the mounting bracket.
4a, a mounting bolt 4b projecting from the inside of the mounting bracket body 4a and inserted into a mounting hole 6 formed continuously with the frame 1 and the shielding plate 2, and a male screw at a penetrating portion of the mounting bolt 4b. A fixing nut 4c that is screwed to the portion and fixes the exterior panel 3 to the frame 1 is configured.

The conventional curtain wall is constructed as described above, and since it is necessary to form the engaging groove 3a in the upper and lower edge surfaces of the exterior panel 3, it is necessary to form the exterior panel 3 thickly. There is a problem that the weight of the exterior panel 3 is increased, and accordingly, the curtain wall is considerably heavy, which makes handling such as transportation and installation difficult.

Further, since one end of the mounting bracket 4 is simply engaged with the engaging groove 3a of the exterior panel 3 to support the exterior panel 3, when the assembled curtain wall is transported or built, However, there is a problem that the exterior panel 3 is slid sideways and the exterior panels collide with each other to be damaged, or is detached from the mounting bracket 4.

The present invention has been made in order to solve the above problems, and is intended to reduce the weight of the exterior panel by making it as thin as possible, and to securely attach the exterior panel without damaging or detaching it. The purpose is to provide a curtain wall that makes it possible.

[0009]

A curtain wall according to a first aspect of the present invention is characterized in that a plurality of cones are provided on the interior side of the exterior panel, and mounting bolts are provided on the cones. The mounting bolt is inserted into the bolt hole of the metal frame, and a fixing nut is screwed onto the male screw portion of the mounting bolt.

According to a second aspect of the present invention, in the curtain wall according to the second aspect, the curtain wall according to the preceding paragraph is built in a structure of a building, and the curtain wall is fixed to the structure by a plurality of mounting brackets. It is composed by.

[0011]

【Example】

Example 1. 1 (a), (b), (c) and 2 (a), (b), (c)
An embodiment of the curtain wall according to claim 1 of the present invention is shown. In the drawing, the same parts as those of the conventional example are designated by the same reference numerals, and the description thereof will be omitted.

Reference numeral 7 is an exterior panel made of a large ceramic plate or a large tile attached to the outside of the shield plate 2.
Reference numeral 8 denotes a mounting bolt vertically projecting from the exterior panel 7 toward the interior side, and inserted into the mounting hole 6 of the frame 1, and 9 is screwed into a male screw portion of the penetrating portion of the mounting bolt 8 to attach the exterior panel 7 to the exterior panel 7. Fixing nut for fixing to frame 1 and reference numeral
Numeral 10 is projectingly provided on the interior side of each exterior panel 7, and is provided with a mounting bolt 8
Is a cone that supports the inside of the exterior panel 7.

The cone 10 is formed in a truncated cone trapezoidal shape,
The exterior panel 7 is attached near each corner of the exterior panel 7 by heat welding or a strong adhesive material.

Further, a hole 10a through which the shaft portion 8a of the mounting bolt 8 can penetrate is formed in the substantially central portion of the cone 10, and a bolt head 8b of the mounting bolt 8 is fitted in the substantially central portion on the back side thereof. A possible hexagonal recess 10b is formed continuously with the hole 10a.

Further, it is preferable that the cone 10 is made of the same material as that of the exterior panel 7 when it is fixed to the exterior panel 7, but it has sufficient strength to support the mounting bolt 8 and is adhered. Other materials may be used as long as they can be easily fixed by a material or the like.

The cone 10 is a shield plate 2 and each exterior panel 7.
It also serves as a component that forms an isobaric space A that prevents rainwater from entering due to a pressure difference between the inside and outside.

The mounting bolt 8 has a shaft 8a penetrating the hole 10a from the back side of the cone 10 and a bolt head 8b fitted in the recess 10b so as not to rotate so that only the shaft 8a protrudes from the cone 10. It is installed in a closed state.

The shaft portion 8a of the mounting bolt 8 is the frame 1
Is inserted into the bolt hole 6 and the mounting nut 9 is screwed into the male screw portion of the inserted portion.

Example 2. 3 (a) and 3 (b) show an embodiment of the curtain wall according to the second aspect of the present invention. In the drawings, the same parts as those of the first embodiment are designated by the same reference numerals, and their description will be given. Is omitted.

Reference numeral 11 is a floor slab of the structure, and 12 and 13 are mounting bolts and fasteners for fixing the curtain wall of the first embodiment to the floor slab 11 of the structure.

The mounting bolts 12 project from the floor slabs 11 on the upper and lower floors, and the fasteners 13 are attached to the frame 1 of the curtain wall by bolting or welding, and are fixed to the floor slabs 11 on the upper and lower floors. In this case, the fasteners 13 are attached to the floor slabs 11 on the upper and lower floors by inserting the mounting bolts 12 on the upper and lower floors through the mounting holes (not shown) of the respective fasteners 13 and screwing the fixing nuts 14 onto the male screw portions of the penetrating portions. It is fixed.

[0022]

The curtain wall according to the first and second aspects of the present invention is constructed as described above and has a plurality of cones on the indoor side of the exterior panel attached to the metal frame. By projecting, mounting bolts are respectively projected on the cone, the mounting bolts are inserted into the bolt holes of the metal frame, and the fixing nuts are screwed into the male screw portions at the ends of the mounting bolts, thereby Since the exterior panel is fixed to the frame, the exterior panel can be made as thin as possible, so that there is an effect that the overall weight of the curtain wall can be significantly reduced by reducing the weight of the exterior panel.

Further, since the mounting bolts are mounted on the interior side of the exterior panel via the cone so as not to move, the exterior panels do not collide with each other during transportation and the exterior panels are prevented from being damaged or falling off. However, there is also an effect that the exterior panel can be securely attached to the frame.

Furthermore, there is also an effect that the curtain wall can be easily attached to the structure by a plurality of attachment fittings.

[Brief description of drawings]

1A is a front view of a curtain wall according to claim 1 of the present invention, FIG. 1B is a sectional view taken along line bb in FIG. 1A, and FIG. 1C is a view in FIG. 1A. It is a cc line sectional view.

2A is a lateral sectional view of an exterior panel, FIG. 2B is a partially enlarged sectional view of FIG. 2A, and FIG. 2C is a partially enlarged side view of FIG. 2A.

FIG. 3 (a) is a vertical cross-sectional view of the curtain wall according to the second aspect of the present invention, and FIG. 3 (b) is a vertical cross-sectional view showing a connecting portion with a structure.

FIG. 4 is a vertical cross-sectional view showing an example of a conventional curtain wall.

[Explanation of symbols]

1 ... Frame, 2 ... Shielding plate, 3 ... Exterior panel, 4 ... Mounting bracket, 5 ... Waterproof packing, 6 ... Mounting hole, 7 ... Exterior panel, 8 ... Mounting bolt, 9 ... Fixing nut, 10 ... Cone,
11… Floor slab, 12… Mounting bolt, 13… Fastener.

Continuation of the front page (72) Keiichiro Yamazaki Inventor Keiichiro Yamazaki 6-12-1 Kameido, Koto-ku, Tokyo Within Yamazaki Trading Co., Ltd. (72) Inventor Yukinari Yamazaki 2-18-24 Suwada, Ichikawa-shi, Chiba (72) Inventor Toshio Kashiwagi 2-12-14 Nagata-cho, Chiyoda-ku, Tokyo Incorporated company ABC Company

Claims (2)

[Claims] 1. A curtain wall constructed by attaching a shield plate to the outside of a metal frame having a rectangular frame shape, and attaching a plurality of exterior panels to the outside of the shield plate. A plurality of cones are projected on the indoor side of the, the mounting bolts are respectively projected on the cones, the mounting bolts are inserted into the bolt holes of the metal frame, and the nuts are fixed to the male screw portions of the mounting bolts. A curtain wall characterized by being screwed together. 2. The curtain wall according to claim 1, which is built in a structure of a building, and the curtain wall is fixed to the structure by a plurality of mounting brackets. .