JP2004232370A - Roof material - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a roof material having a novel appearance and also having a waterproof function, a heat insulation function, a dew proofing function, a strengthened snow guard function, etc. <P>SOLUTION: The roof material is formed of a metallic roof material B in which a male-female connection structure of a fall in structure at the breadthwise side end edge is formed. An engagement-cum-waterproof piece 11 projected upward at the front edge of the drainage upstream side of a decoration face 4 and a waterproof piece 11a by bending the front end of the engagement-cum-waterproof piece 11 to the downstream side are formed, a perpendicular piece 6 projected upward is formed at the front end of the downstream side of the decoration face 4 and the front end is bent to the upstream side, in the roof material A. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a roofing material having an unprecedented appearance and having a waterproof function, a heat insulating function, a dew condensation preventing function, an enhanced snow stopping function, and the like.
[0002]
[Prior art]
2. Description of the Related Art Metal roofing materials have attracted attention in the past in terms of vibration resistance, strength, workability, and weight. However, metal roofing materials are poor in design, and there is a risk that snow on the roof will fall easily under the eaves compared to roofing materials such as tiled roofs with large irregularities. Roof structures using roof materials with added functions have been developed. (For example, see Patent Documents 1 and 2).
[0003]
[Patent Document 1]
JP 2001-003524 A [Patent Document 2]
JP 2002-121868 A
[Problems to be solved by the invention]
However, in this type of structure, when the upper roof material is constructed on the lower roof material, the upper roof material is bent and the roof material is constructed. For this reason, (1) poor workability, (2) difficult to construct, (3) causes rain leak if the construction is not secured, and (4) damages to the surface of the roofing material. there were.
[0005]
[Means for Solving the Problems]
In order to solve such a drawback, the present invention comprises a metal roofing material having a male-female connection structure of a drop-in structure formed at a side edge in a width direction, and protrudes upward at a front end on a water surface side of a decorative surface. The engaging and waterproofing piece and the tip of the engaging and waterproofing piece are bent downward to form a waterproof piece, and a vertical piece is formed by protruding upward at the underwater end of the decorative surface. Is provided to the roof material bent to the water side.
[0006]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, the roofing material according to the present invention will be described in detail with reference to the drawings. FIG. 1 is an explanatory view showing a typical example of a roofing material A composed of a metal roofing material B and a backing material C, FIG. 2 is an explanatory view showing a construction state of the roofing material A, and FIGS. It is explanatory drawing which shows the joiner D (E is a packing material) and the construction state. In the drawing, α indicates a base and β indicates a fixture such as a nail. FIG. 3B is an end view taken along the line aa in FIG.
[0007]
The foundation α indicates a wooden foundation composed of a rafter 1, a field board 2 and a waterproof sheet 3 (indicated by a dashed line) as shown in FIGS. 3 (a) and 3 (b) when newly constructed. That is, it is a groundwork α of a general structure in which the baseboard 2 is laid on the rafter 1 and the waterproof sheet 3 is provided on the baseboard 2. In addition, H-shaped steel, I-shaped steel, grooved steel, lightweight grooved steel, lip channel steel, equilateral angle steel, unequal angle angle steel, square steel (square pipe), circular steel (circular pipe), It is also possible to use a steel base material using such as. Of course, when the existing roof is to be repaired as it is, the existing roof structure in which an existing roof (not shown) such as a new tile or a tile rod is formed on the ground α becomes the ground α. Of course, the base α without forming the waterproof sheet 3 may be used.
[0008]
The metal roofing material B is, for example, a metal plate (a color steel plate, a copper plate, an aluminum plate, a titanium plate, a stainless steel plate, a sandwich steel plate, a clad steel plate, or the like) formed by roll forming, press forming, extrusion forming, or the like. . Of course, instead of the metal roofing material B, the roofing material A may be formed of a ceramic material, a synthetic resin material (plastic), or the like instead of the metal roofing material B.
[0009]
More specifically, the metal roofing material B is in the shape of a long plate, and as shown in FIG. 1, the decorative surface 4, the back surface 5, and the underwater end of the decorative surface 4 project upward substantially in a horizontal plane. Vertical piece 6, a protruding piece 4 a with the tip of the vertical piece 6 bent to the water side, and a substantially U-shaped bent insertion edge so as to open to the lower side, that is, the lower surface 5 side. 7, a substantially U-shaped engaging groove 8 is formed from the decorative surface 4, the stepped decorative surface 6, and the insertion edge 7 to form the male connecting portion 9.
[0010]
As shown in FIG. 1, the fitting edge of the decorative surface 4 on the water-side end is fitted to the insertion edge 7 formed by bending the tip of the decorative surface 4 downward to form a substantially U-shaped cross section. A mating groove 10, an engaging and waterproofing piece 11 formed by bending the tip of the decorative surface 4 upward, a waterproofing piece 11a having a tip of the engaging and waterproofing piece 11 bent downward, and a fitting groove 10 An engaging and waterproofing piece 11 is engaged with an engaging groove 8 having a lower edge protruding above the water, a fixing piece 12 further protruding from a lower edge of the fitting groove 10, and a tip of the fixing piece 12 is directed upward. In this embodiment, a protruding waterproof piece 13 is formed, and a female connecting portion 14 is formed. 3 (b) is formed at the end of the decorative surface 4, and is locked to the engaging piece 16 of the joiner D shown in FIG. Is fixed on the base α.
[0011]
The waterproofing piece 11a forms a groove having a U-shaped cross section by projecting the tip of the engaging and waterproofing piece 11 to the underwater side, and the wind and rain entering by the groove are rotated in the opposite direction. It is formed to discharge and improve waterproofness.
[0012]
The backing material C functions as a waterproofing material, a heat insulating material, a sound absorbing material, a cushioning material, a fireproofing material, a dew condensation preventing material, and the like, and includes a nonwoven fabric, a synthetic resin foam sheet (a crosslinked foamed polyethylene sheet, etc.), rock wool. , Tex (soft fiber board), rubber sheet, resin sheet, etc., or impregnated, contained, mixed, laminated (one or more layers), sandwiched, etc., with sound insulating material, refractory material, etc. You can also. In particular, the non-woven fabric is a non-woven fabric or the like in which various fibers are bonded with an adhesive or the like, unlike the conventional method in which warp and weft cross each other to convert a fiber into a fabric. In this nonwoven fabric, the fibers intersect in parallel first, or a thin felt-like material arranged randomly is bonded with an adhesive, or another thermoplastic fiber is mixed in the main fiber state, It is made by melting under heat and pressure and bonding with each other. Of course, if the material itself does not have a waterproof property, the material is coated with a resin material, or a waterproof function is added to one or both surfaces with a water repellent, a waterproof coating agent, or the like.
[0013]
The vertical piece 6 is a portion that functions as a snow stopper by bending upward.
[0014]
The protruding piece 4a is formed by bending the tip of the vertical piece 6 toward the water side, and is formed to further enhance the snow stopper function.
[0015]
The above is only one embodiment of the roofing material according to the present invention, and it can be formed as shown in FIGS. 4 (a), (b) to 13 (a), (b).
[0016]
F is a reinforcing material, which is made of metal or synthetic resin.
[0017]
G is a back surface material, which is a metal material, asbestos paper, kraft paper, asphalt felt, metal foil (Al, Fe, Pb, Cu), synthetic resin sheet, rubber sheet, cloth sheet, gypsum paper, aluminum hydroxide paper, It is formed by laminating one or two or more kinds of glass fiber non-woven fabric, or a sheet or the like subjected to a waterproof treatment or a flame retardant treatment.
[0018]
P is a packing material, which is formed to enhance waterproofness of joints. For example, a regular and elastic packing material P includes foamed rubber, polyvinyl chloride, chloroprene, and chlorosulfonated. A commercially available material such as polyethylene, ethylene propylene, asphalt-impregnated polyurethane, EPM, EPDM, etc., or a silicone-based (reaction-curable, moisture-curable) as a curable packing material P (sealing material) , Modified silicone type (reaction curing type), polysulfide type (reaction curing type), polyurethane type (reaction curing type, moisture curing type), SBR type (dry curing type), acrylic (dry curing type), etc. Yes, it is mainly useful as a function of a waterproof material, an airtight material, and the like. Of course, in these components, a flame-retardant material such as an inorganic material, or a fire-retardant or fire-retardant material such as ammonium polyphosphate, aluminum hydroxide, phenol resin particles, carbon black, graphite (foamed or non-foamed), etc. It is also possible to use a fire-resistant packing material P mixed with a material.
[0019]
Q is a snow melting heater formed to melt snow accumulated on the roof and to prevent snow from accumulating on the roof.
[0020]
【The invention's effect】
As described above, according to the roofing material of the present invention, (1) the vertical piece has an unprecedented appearance, and a heavy roof can be formed. {Circle around (2)} Since the vertical piece has a snow stopper function, there is no fear of rain leaking due to the construction of the snow stopper. (3) There is no difficult installation of snow stoppers. Or less. (4) Cost can be reduced. {Circle around (5)} A vertical piece can be formed from a metal roofing material processed by general roll forming by a simple process of bending only. {Circle around (6)} Since the structure is a drop-in structure, when snow is piled on the roof, the load is applied to the connection portion so that the connection portion is more firmly fitted, and the waterproofness and airtightness are improved. {Circle around (7)} The waterproofing piece formed at the tip of the engaging and waterproofing piece, which protrudes downward, prevents infiltration of rainwater by wind and rain and improves waterproofness. There are features and effects.
[Brief description of the drawings]
FIG. 1 is an explanatory view showing a typical example of a roofing material according to the present invention.
FIG. 2 is an explanatory view showing a construction state of a roofing material according to the present invention.
FIG. 3 is an explanatory view showing a joiner used for construction of a roofing material according to the present invention.
FIG. 4 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 5 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 6 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 7 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 8 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 9 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 10 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 11 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 12 is an explanatory view showing another example of the roofing material according to the present invention.
FIG. 13 is an explanatory view showing another example of the roofing material according to the present invention.
[Explanation of symbols]
α Base β Fixture γ Space A Roofing material B Metal roofing material C Backing material D Joiner E Packing material F Reinforcement material G Backing material P Packing material Q Snow melting heater 1 Rafter 2 Field board 3 Waterproof sheet 4 Decorative surface 4a Projection piece 5 Back surface 6 Vertical piece 7 Insertion edge 8 Engagement groove 9 Male connection part 10 Fitting groove 11 Engagement and waterproof piece 11a Waterproof piece 12 Fixed piece 13 Waterproof piece 14 Female connection part 15 Locking piece 16 Engagement piece

Claims (1)

An engaging and waterproofing piece, which is made of a metal roofing material having a male-female connecting structure of a drop-in structure formed on a side edge in the width direction, and which projects upward at the water-side end of the decorative surface; A roof characterized in that a tip of the roof is bent downward to form a waterproof piece, and a vertical piece is formed by projecting upward at a tip of the decorative surface below the water, and the tip is bent upward. Wood.

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