JP2002339519A - Repair construction method of enveloping body for construction - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simply and rapidly repair the damaged site of an enveloping body in the enveloping body executed by a building material in which the surface of a metal sheet is covered with a sheet made of a synthetic resin. SOLUTION: In the enveloping body composed of the building material A in which the surface of a metal sheet section 1 is covered with a heat-fusible sheet section 2 mainly comprising an olefin thermoplastic elastomer, a material 4 for repair using the thermoplastic elastomer as a main component is arranged at the damaged site of the sheet section 2, and the material 4 for repair and the sheet section 2 in the periphery of the damaged site are melted through a heat source.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a simple and quick repair of a damaged part in an enclosure constructed of a construction material having a thin metal sheet covered with a synthetic resin sheet. The present invention relates to a method for repairing a construction enclosure that can be performed.

[0002]

2. Description of the Related Art In recent years, there has been an increasing number of enclosures constructed of construction materials in which thin metal sheets are covered with synthetic resin sheets.
This type of construction material has various colors depending on the sheet material to be coated, and the outer appearance of the enclosure can be made excellent.
Furthermore, since the construction material covers the surface of the thin metal sheet with a sheet material made of synthetic resin, when joining the adjacent construction materials, the sheet materials can be heat-sealed to each other, thereby providing waterproofness. Can be improved.

[0003]

However, as described above, construction materials are made of thin metal sheets coated with a sheet material made of synthetic resin. Many are manufactured through various processes,
In addition, equipment for that purpose is required. Therefore, care must be taken in handling construction materials, and sufficient maintenance and management must be performed after construction.

[0004] However, even after or during the construction, the sheet material may be scratched by hitting an object on the sheet material. The flaws are of various types, such as abrasions, nicks, dents, or through holes. In both types, the sheet material is torn or peeled off from the surface of the metal sheet. Such damaged parts are repaired by replacing construction materials with new ones.
For this reason, the repair work involves once removing the construction materials from the enclosure and replacing them with new construction materials. Depending on the situation, the work may be extremely difficult, and the repair cost may be high. was there. Thus, even a small wound is almost as expensive as a large wound.

[0005]

The inventors of the present invention have made intensive studies to solve the above-mentioned problems. A repair sheet material containing the olefin-based thermoplastic elastomer as a main component is disposed at a damaged portion of the sheet portion in the envelope made of a metal plate material coated with a heat-fusible sheet portion, and the repair is performed. The construction sheet is covered with a synthetic resin sheet by repairing the construction envelope by melting the sheet material for use and the sheet portion around the damaged portion via a heat source. The object of the present invention is to solve the above problem by easily and quickly repairing a damaged portion of an outer enclosure constructed with lumber.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. First, the construction material A constituting the enclosure
Will be described. The construction material A is composed of a sheet metal part 1 and a sheet part 2. The construction material A is formed into a roof plate material or a wall plate material or the like by a roll forming machine, and various construction structures such as roofs and walls subjected to waterproof treatment by the sheet portion 2 using the construction material A are used. Can be constructed. The thin metal plate portion 1 is long in the longitudinal direction, and is made of a plated steel plate, a colored steel plate, a steel material such as stainless steel, or a non-ferrous metal such as an aluminum material.
The sheet metal part 1 is thick enough to be formed by a roll forming machine, and the sheet metal part 1 has a thickness of 0.3.
mm to 1.5 mm, more preferably 0.5 mm
About 1 mm.

Next, the sheet portion 2 is made of a synthetic resin, specifically, a synthetic resin mainly containing an olefin-based thermoplastic elastomer or the like. Its thickness is in the range of 0.1 mm to 1 mm, more preferably about 0.2 mm. Further, it is preferable that the seat portion 2 has durability. The setting of the melting temperature also varies depending on the material, but it is preferable to set the melting temperature so as to adapt to the use conditions of the construction material A.

The sheet portion 2 is preferably made of a material which is strong against ultraviolet rays or contaminated air and has excellent weather resistance, and has a property of not easily breaking, swelling or cracking. As a preferable material that satisfies the above conditions, there is a synthetic polymer rubber material containing ethylene propylene as a main component.

Further, there is an embodiment in which the component constituting the sheet portion 2 is composed of a compound containing no halogen. That is, the chlorine-based chemical substance is excluded from the components constituting the sheet portion 2. Specifically, the sheet portion 2 is not formed based on an organic chlorine compound, and specifically, does not include a vinyl chloride resin or a polyvinylidene chloride resin. As a result, the sheet portion 2 does not generate dioxin even when incinerated, and does not harm the environment and living things. The main cause of the generation of dioxin is halogen, which is a chemical substance. This halogen is excluded from the constituent materials of the sheet portion 2 to prevent the generation of dioxin.

[0010] In addition, polycarbonate, polystyrene, epoxy resin, phenol resin, melamine resin, urea resin, and the like, which may harm the human body and the natural environment, are also present. It is to be excluded. The sheet portion 2 does not include a plasticizer as an additive for providing flexibility. Specific examples of the plasticizer include phthalic acid esters, and the sheet portion 2 excludes the phthalic acid esters.

As such a chemical substance which does not adversely affect the environment, there is an embodiment in which the sheet portion 2 is formed from an olefin compound as containing no chlorine. Since the sheet portion 2 formed from the olefinic compound does not generate dioxin when incinerated, the construction material A constituting the roof, wall, etc., whose service life has passed, is removed from the outer enclosure of the building structure and the like. The old construction materials that were removed when the roofs were replaced do not generate dioxin when incinerated, and can contribute to environmental protection.

The sheet portion 2 is heated while moving hot air at about 500 ° C. at a speed of 1 to 3 m / min.
By pressing, the sheet portions 2 and 2 can be fused together. In joining the sheet portion 2 and the metal sheet portion 1,
Adhesive 3 is used. Specifically, the metal sheet portion 1
The adhesive 3 is formed in a layer between the sheet and the sheet portion 2 (see FIG. 7B). The adhesive 3 having heat resistance is used. Specifically, a chloroprene rubber-based adhesive or a nitrile rubber-based adhesive is suitable. Before being formed into a roof plate, a wall material, or the like, the construction material A is a lot wound in a coil shape as a raw material, and is formed into various building plates by a roll forming machine. Note that the adhesive 3 may not be used depending on the material of the metal sheet portion 1 and the like.

As described above, the enclosure made of the construction material A has a roof, walls, and the like. In the case of a roof, the chevron and the bottom are alternately continuous. The construction material A to be formed has a chevron, and bottoms formed on both sides in the width direction of the chevron. And
Adjacent construction materials A, A are superposed on each other, are arranged on the base, and are fixed by fixing members such as screws and nails. In this manner, a plurality of construction materials A, A,.
A plurality of chevrons are arranged at predetermined intervals. The sheet part 2 of the construction material A is on the front side (outdoor side) and the metal sheet part 1 is on the back side (indoor side) in the outer enclosure such as a roof or a wall (see FIG. 7A).

Next, the repair material 4 serves to repair the damaged portion d of the enclosure made of the construction material A. The damaged portion d has scratches, bruises, and the like, and the sheet portion 2 of the construction material A is peeled off, and the metal sheet portion 1 serving as the base
Is the exposed part. In addition, the damaged portion d includes a wound that partially penetrates the thin metal plate portion 1.

The repairing material 4 is formed of the same material as the sheet portion 2, and more specifically, is made of an olefin-based thermoplastic elastomer as a main component and is heat-fusible together with the sheet portion 2. It is. Further, other conditions are substantially the same as those of the sheet portion 2. The shape of the repairing material 4 is the same as that of the sheet portion 2, but a compact band shape is suitable for the repairing work. The thickness thereof is also the same as that of the sheet portion 2, and is in the range of 0.1 mm to 1.5 mm as described above, and more preferably about 0.2 mm to 1.4 mm.

In the repair using the repair material 4, first, the repair material 4 is disposed at the damaged portion d of the enclosure made of the construction material A covered with the heat-fusible sheet portion 2, and the repair material 4 Then, the sheet portion 2 around the damaged portion d is melted via the heat source 5 (see FIGS. 4A, 4B, and 4C). The heat source 5 is, specifically, an iron type 5a (see FIGS. 1 to 3 and the like), a iron type 5 heated by electricity or the like.
b (see FIG. 6A) or a blower type 5c for blowing hot air (see FIG. 6B). The repair material 4 melted by the heat source 5 spreads along the thin metal plate portion 1 exposed at the damaged portion d, and is thermally fused to the sheet portion 2 around the damaged portion d to repair the damaged portion d. is there.

When the damaged portion d is a bruise, the repair material 4 is arranged at the damaged damaged portion d, and the repair material 4 and the damaged portion d and their surroundings are applied to the heat source 5 to remove the repair material 4. While melting, the heat source 5 is appropriately moved so that the melted repair material 4 is stretched to the damaged portion d (FIG. 2).
(A), (B), (C)). When the damaged portion d is a flaw, a band-shaped repair material 4 is formed along the flaw.
Are arranged, and the heat source 5 is applied to the belt-shaped repair material 4. The heat source 5 is moved along the direction of the flaw [see FIGS. 3 (A), (B) and (C)].

The shape of the repair material 4 is as described above.
In addition to the strip-shaped one, there is a thin rod-shaped or wire-shaped one (see FIG. 6A), a plate-shaped one, and the like (see FIG. 6B). In particular, the bar-shaped or wire-shaped repairing material 4 can be stored in a thread-wound shape, and can be sequentially pulled out in use, thereby improving workability. The repair material 4 in the form of a rod (a wire) or a plate-like mass is similar to the repair material 4 in use, is arranged at the damaged portion d, and uses the repair material 4 as a heat source. 5 to repair the damaged portion d.

Further, even if the metal sheet portion 1 is damaged and a through hole is opened at the damaged portion d, the repair material 4 is disposed at the damaged portion d, and the repair material 4 is attached to the exposed metal sheet portion 1. Thus, the repair material 4 is melted by the heat source 5. In this case, the repair material 4 is the metal sheet 1
And heat-fused with the sheet portion 2 at the damaged portion d. Then, the through-hole portion of the thin metal plate portion 1 is closed by the repair material 4 [FIG.
(B)).

In some cases, the damaged portion d is formed only near the surface of the sheet portion 2 of the construction material A, and the metal sheet portion 1 is formed.
Is not exposed [see FIGS. 8A and 8B]. In the case of such a damaged portion d, the repair material 4 is not used, and only the heat source 5 is applied to the damaged portion d to melt the damaged portion d and its surroundings to repair the damaged portion d. (See FIG. 8C). In particular, when the damage at the damaged portion d is shallow, a means that does not use the repair material 4 is preferable.

[0021]

According to the first aspect of the present invention, there is provided an enclosure made of a construction material A in which an olefin-based thermoplastic elastomer is a main component on a surface of a metal sheet portion 1 and a heat-sealable sheet portion 2 is coated. In the above, a repair material 4 containing the olefin-based thermoplastic elastomer as a main component is disposed at a damaged portion of the sheet portion 2, and the repair material 4 and the sheet portion 2 around the damaged portion are melted via a heat source. Damaged part d of construction material A by using the repair method for the construction enclosure
The part can be repaired simply and quickly.

The above-mentioned effect will be described in detail. The construction material A is composed of the thin metal plate portion 1 and the sheet portion 2. When the construction material A has a damaged portion d such as a flaw or a flaw, When the repair material 4 having the same component as the sheet portion 2 is arranged at the damaged portion d and is melted by the heat source 5,
The repair material 4 can spread along the metal sheet portion 1 exposed at the damaged portion d and can be thermally fused with the sheet portion 2 around the damaged portion d. In other words, the repairing material 4 is easily condensed by the exposed portion of the damaged portion d without condensing, and can easily be thermally fused to the sheet portion 2 around the damaged portion d.

According to a second aspect of the present invention, in the first aspect, the sheet portion 2 and the repair material 4 are repaired to the damaged portion d by using a repairing method of the construction enclosure not containing a halogen element. Even if the sheet portion 2 and the repair material 4 are melted by applying high heat from the heat source 5, toxic dioxins are not generated, and the human body of the worker can be prevented from being adversely affected.

According to a third aspect of the present invention, in the first aspect, the sheet portion 2 and the repair material 4 are a repair method for a construction envelope made of a synthetic polymer rubber containing ethylene / propylene as a main component. In addition, the sheet portion 2 having excellent heat resistance and fusing property can be obtained, the connecting portion by fusing can be simplified and quickly, and the finish of the repair work can be further improved.

According to a fourth aspect of the present invention, there is provided an envelope made of a construction material A in which an olefin-based thermoplastic elastomer is a main component on the surface of a thin metal plate portion 1 and a heat-sealable sheet portion 2 is coated. The repairing method of the construction envelope, which is obtained by melting and repairing the surface damaged portion of the sheet portion 2 through the heat source 5, allows the repaired material 4 to be provided at the damaged portion d.
The surface of the sheet portion 2 can be melted and repaired only by applying the heat source 5 to the damaged portion d without using the heat source 5.

[Brief description of the drawings]

FIG. 1A is a perspective view showing a repair work according to the present invention, and FIG. 1B is a plan perspective view showing a state in which a repair material is arranged at a damaged portion of a construction material.

FIG. 2A is a plan perspective view showing a state in which a repair material is placed on a bruised damage site, and FIG. 2B is a plan perspective view showing a state in which the repair material is melted by a heat source at the bruised damage site. (C) is a plan perspective view showing a state in which repair of the bruised damage site is completed.

FIG. 3 (A) is a plan perspective view showing a state in which a repair material is placed on a pick-scratch-like damaged portion; FIG. Perspective view (C) is a plan perspective view showing a state in which repair of a scuff-like damaged portion has been completed.

FIG. 4 (A) is an enlarged sectional view of a state before the repair material is placed on the damaged part. FIG. 4 (B) is an enlarged sectional view of the state where the repair material at the damaged part is melted by a heat source. Enlarged cross-sectional view after repair of the damaged part is completed

FIG. 5A is an enlarged cross-sectional view of a repaired part in a case where a damaged part extends to a metal thin plate part, and FIG. 5B is an enlarged cross-sectional view of a state where repair of the damaged part is completed.

FIG. 6 (A) is a plan perspective view in which the repair material has a bar shape and the heat source is an electric iron type. FIG. 6 (B) is a plan perspective view in which the repair material has a block shape and the heat source is a blower type.

FIG. 7A is a partially cutaway perspective view showing an embodiment in which a construction material is used as a roofing material. FIG. 7B is an enlarged sectional view of the construction material used as a roofing material.

FIG. 8A is a plan perspective view showing a repair state in which a damaged portion occurs only in the sheet portion of the construction material. FIG. 8B is a cross-sectional view taken along the line XX of FIG. Plane perspective view of completed state

[Explanation of symbols]

 A: Construction material 1: Metal sheet part 2: Sheet part 4: Repair material

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 2E108 CC01 CV06 CV08 GG20 2E110 AA48 AA52 AA57 AB02 AB04 BA02 GA03 GB01 GB43

Claims (4)

[Claims] 1. An envelope made of a construction material having a thin metal sheet portion on the surface of which an olefin-based thermoplastic elastomer is a main component and a heat-sealable sheet portion is coated, wherein: A repair material for repairing a construction envelope, wherein a repair material mainly comprising the olefin-based thermoplastic elastomer is disposed, and the repair material and a sheet portion around the damaged portion are melted through a heat source. Construction method. 2. The method according to claim 1, wherein the sheet portion and the repair material do not contain a halogen element. 3. The method for repairing a construction envelope according to claim 1, wherein the sheet portion and the repair material are made of a synthetic polymer rubber containing ethylene / propylene as a main component. 4. An outer enclosure made of a construction material having a thin metal sheet portion on the surface of which an olefin-based thermoplastic elastomer is a main component and which is covered with a heat-sealable sheet portion, the surface damage portion of the sheet portion is removed. A method for repairing a construction enclosure, which is melted and repaired via a heat source.