JPH1046695A - Member attaching construction on steel house - Google Patents

Abstract

PROBLEM TO BE SOLVED: To suppress the occurrence of dew condensation, improve durability and reduce the propagation of sound and the transmission of heat by providing a cover metrical having thermal insulation property and cushioning ability on the outer side surface of a steel structural body, applying backing material or exterior finishing material on the cover material, and adjusting the dimension when attaching the materials. SOLUTION: A cover material 2 is placed between the outer side surface of a structural body 1 as component and a backing material or an exterior finishing material 4 and is fixed to the component of the structural body 1. A gap between the exterior finishing material and the structural body 1 is closed with an insulating layer 6. The cover material 2 is made in one united body by applying an adhesive to the outer side surfaced of the structural body 1. In this case, the head portion of the components of the structural member 1 is absorbed by compression. The exterior finishing material 4 is fixed to the structural material 1 with machine screws or the like. After providing this configuration, a raw material for polyurethane foam is sprayed from the indoor side and filled up to the position on a space 7 thereby securing thermal insulation and airtightness. Then, the interior finishing material 5 is fixed and the whole wall is secured.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is intended to prevent heat conduction of a steel house, especially a frame, prevent dew condensation, prevent deterioration of the frame due to rust, save energy and effectively use resources, and use tapping screws for connecting members at a member connecting portion. The present invention relates to a member mounting structure in a steel house in which a problem due to a protrusion of a head is eliminated.

[0002]

2. Description of the Related Art In recent years, the depletion of wood has become a major social problem. In addition, due to earthquakes, the strength is increased and safety is reduced. .

[0003]

However, the steel itself is excellent in heat conduction, rusts due to moisture, and has good sound propagation, and there is a disadvantage that vibration on the second floor propagates to the entire building including the first floor. . Further, in heat conduction, there is a drawback that dew condensation occurs due to an air cycle or the like, causing rust or corrosion of nearby materials. Furthermore, in the steel house, the head of the tapping screw for connection of the studs, tracks, joists, flat plates, etc.
This is inconvenient in fitting other members.

[0004]

According to the present invention, in order to eliminate such a drawback, a cover material having heat insulation and cushioning properties is provided on the outer surface of a steel frame, and a base material or an exterior material is provided thereon. Proposal of a member mounting structure in a steel house that can reduce dimensional adjustment during installation and dew condensation while installing materials, improve durability, reduce sound, heat propagation and conduction, and cope with resource depletion Is what you do.

[0005]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view of a steel house according to the present invention; That is, FIG. 1 is an explanatory view showing a typical example of the mounting structure, wherein 1 is a frame, 2 is a cover material, 3 is a fixture, 4 is an exterior material, and 5 is an interior material.

More specifically, the frame 1 is made of steel, for example, a hot-dip galvanized steel sheet, an aluminum / zinc alloy-plated steel sheet, a galvalume steel sheet, a galfan, an electro-galvanized steel sheet, a surface-treated steel sheet, a colored galvanized steel sheet, a galvanized steel sheet, stainless steel, or the like. The material is formed into a vertical material, a horizontal material and a required cross-sectional shape. As a specific example, it is formed into a shape that matches studs (pillars and the like), trucks (horizontal frame material), joists (joist and the like), and the like.

The cover member 2 is interposed between the outer surface of the constituent material of the frame 1 and the base material or the exterior material 4.
It is fixed to the constituent material of the frame 1 to adjust unevenness, prevent dew condensation, suppress sound propagation, improve durability, prevent rust, and the like. Its cross-sectional shape is rectangular, L-shaped, U-shaped, U-shaped,
And so on.

The cover material 2 is made of at least one of polyurethane foam, polyisocyanurate foam, rubber (including synthetic rubber), rock wool, etc., and the cushioning properties are shown in FIGS. 2 (a) to 2 (c). About 1-2 as shown
It has a compression width of about mm, has sufficient strength, and has a density of about 50 to 150 kg / m ³ . In addition, FIG. 3 shows the dimensions of the cover member 2 and FIG. 4 shows the dimensions of the constituent member 1a of the skeleton 1. W ₁ ≧ T + 2t, W ₂ ≧ T, h ₁ = 3
１５15 mm, t = 1１〜5 mm. It is also possible to contain a flame retardant such as ammonium polyphosphate, carbon black, or the like to suppress the falling off of the interior material 5 and the exterior material 4 at the time of fire. In FIG. 2A, the cover member 2 is formed on the constituent member 1a by the fixture 3, but in FIG.
As shown in (c), the cover material 2 and the component material 1a may be bonded using an adhesive 3a.

The fixture 3 fixes the constituent members of the frame 1, the exterior member 4 and the interior member 5, and includes, for example, a tapping screw,
It is composed of one kind of bolt / nut, screw nail, etc., and preferably has a head with a height of about 1 to 2 mm. Of course,
The dimensions of bolts and nuts are different. The dotted line is a line indicating the position of the fixing portion of the exterior material 4 and the interior material 5, and is formed so that the fixing tool 3 does not protrude from the surface of the exterior material 4 and the interior material 5.

The exterior material 4 is made of one of a dry construction method such as a metal system, a heat insulation panel system, and a ceramics system, or a wet construction method such as a mortar wall and a tile. The interior material 5 is made of a noncombustible plate (gypsum board). , Slate), plywood, wood board, and the like.

Reference numeral 6 denotes a heat insulating layer for closing a gap between the exterior material 4 and the frame 1, for example, polyurethane foam,
Polyisocyanurate foam, phenol foam,
Fills about half of the cross section of the space 7 and the like. Mainly by ensuring airtightness and heat insulation, the heat conduction of the entire wall is greatly reduced, and the sound transmission and This is to prevent rust and enhance durability.

More specifically, the heat insulating layer 6 is preferably formed by in-situ foaming of plastic foam, or by spraying cellulose fibers, or using a soft plastic foam.

Next, an example of construction of a member mounting structure in a steel house according to the present invention will be briefly described. Suppose now that the wall structure shown in FIG. 1 is configured. First, the skeleton 1 is fixed to a base (not shown) as a main pillar and a stud of a steel house structure, and the skeleton 1 is formed by forming a hot-dip galvanized steel sheet having a thickness of 0.8 mm.

First, the cover member 2 is integrated with the outer surface of the frame 1 via an adhesive 3a. At this time, the constituent material 1 of the skeleton 1
As shown in FIG. 2C, the head of the fixture 3 between the points a is configured to absorb by compression. Therefore, the exterior material 4, for example, a metal siding material is fixed to the skeleton 1 with screws or the like.

After this configuration, the raw material for polyurethane foam is sprayed from the indoor side and filled up to the position of the space 7 shown in FIG. 1 to ensure heat insulation and airtightness. Next, the interior material 5, for example, a gypsum board, is fixed to complete the entire wall.

The above is only one embodiment of the member mounting structure in the steel house according to the present invention, and the heat insulating layer 6 is shown in FIGS. 5 (a), 5 (b) to 7 (a) to 7 (b). It can also be configured as shown. That is, FIG. 5A shows a structure in which the cover member 2 has a U-shaped cross section and is interposed as shown in FIG.
FIG. 5B shows a structure in which the cover member 2 has a deformed L shape and is interposed as shown in the drawing, and FIG. 6A shows a structure in which the cover member 2 has a deformed U shape and is interposed as shown in FIG. FIG. 7B shows a structure in which the cover member 2 has an E-shaped cross section and is interposed as shown in FIG.
7A is a cross-sectional view of the cover member 2 having an inverted U-shape, and has a structure interposed as shown, and FIG. 7B shows a structure in which the outer peripheral surface of the frame 1 is entirely covered with the cover member 2.

[0017]

As described above, according to the member mounting structure of the steel house according to the present invention, the contact between the steel frame and the interior and exterior materials is indirectly formed, so that the heat conduction is greatly reduced. it can. The sound propagation of the frame can be greatly suppressed by the integrated structure of the mounting body and the heat insulating layer.
The vibration can attenuate the transmission to the interior material and the exterior material by the mounting body, and can reduce the vibration caused by an earthquake, other automobiles, etc., and the frame, the interior material, and the exterior material are less likely to be loosened and cracked. A space between the interior material and the exterior material is filled with a heat insulating layer, and since the heat insulating layer has an in-situ foaming method, it has excellent airtightness, and the upper surface thereof has no unevenness due to the uneven structure.
The interior material and exterior material can be constructed in the same manner as the conventional structure, and the efficiency is high. Rust and the like due to dew condensation, which is likely to occur on steel, can be suppressed, and drastic improvement including durability can be achieved. The workability can be improved several times by using the cover material to make the head projecting dimension of the fixture function as a dimension adjusting material in the case of construction of another base material or the like. There are features and effects such as.

[Brief description of the drawings]

FIG. 1 is an explanatory view showing a typical embodiment of a member mounting structure in a steel house according to the present invention.

FIG. 2 is an explanatory view showing a construction state of a cover material used for a member mounting structure in a steel house according to the present invention.

FIG. 3 is an explanatory view showing one embodiment of a cover member according to the present invention.

FIG. 4 is an explanatory view showing one embodiment of a constituent material of a skeleton used for a member mounting structure in a steel house according to the present invention.

FIG. 5 is an explanatory view showing another embodiment of the member mounting structure in the steel house according to the present invention.

FIG. 6 is an explanatory view showing another embodiment of the member mounting structure in the steel house according to the present invention.

FIG. 7 is an explanatory view showing another embodiment of the member mounting structure in the steel house according to the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Frame 1a Constitution material 2 Cover material 3 Fixture 3a Adhesive 4 Exterior material 5 Interior material 6 Heat insulation layer 7 Space

Claims (1)

[Claims] 1. In a steel house, heat insulating property is provided between at least an outer surface of a frame constituting material such as a stud, a track, and a joist, and inner and outer structural materials such as an inner, an outer material, an inner and an outer base material. A member mounting structure in a steel house, wherein a cover material having cushioning properties is interposed.