JP2004244830A - Roofing material - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a roofing material which has unprecedented massiveness and workability, and wherein a waterproof function, a heat insulating function, an anti-dew-condensation function, a snow guard function, etc. are formed. <P>SOLUTION: In this roofing material A, a male-female coupling structure as a drop-in structure is formed at a side edge in a width direction; an upward-protruded engaging and waterproof piece 13, a waterproof piece 13a wherein a tip of the piece 13 is protruded to a lowermost side, a top surface 14 wherein a base of the piece 13 is protruded to the lowermost side, and a fixing piece 15 wherein an end of the top surface 14 is suspended downward and whose end is protruded to an upstream side are formed at the downstream end of decorative facing 4; and an upward-protruded vertical piece 6a, downward-protruded stepped facing 6, a protrusive piece 6b wherein an end of the vertical piece 6a is protruded to the downstream, a backmost piece 8 wherein the vicinity of the downstream end of the facing 4 is protruded downward, and an insertion piece 9 wherein an end of the backmost piece 8 is protruded to the downstream side are formed at the downstream end of the decorative facing 4. <P>COPYRIGHT: (C)2004,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to a roofing material having an unprecedented solid feeling and workability as a roofing material, and having a waterproof function, a heat insulating function, a dew condensation preventing function, a snow stopper function, and the like.
[0002]
[Prior art]
2. Description of the Related Art In general, many roof materials obtained by processing a metal plate material by roll forming, press forming, or the like have been put on the market, and the shape has been a so-called hook structure. (For example, see Patent Documents 1 and 2). Conventionally, metal roofing materials have been receiving attention due to the relationship between 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 3 and 4).
[0003]
[Patent Document 1]
Japanese Patent Application Laid-Open No. 2002-038658 [Patent Document 2]
JP 2002-155602 A [Patent Document 3]
JP 2001-003524 A [Patent Document 4]
JP 2002-121868 A
[Problems to be solved by the invention]
However, since Patent Literatures 1 and 2 have a hooking structure, when used on a steeply sloping roof, the connected upper roof material falls by its own weight, so the fixing part of the upper roof material is fixed by a fixture. Until it was fixed with nails, it was necessary to hold down the roofing material by hand so that it would not fall off, and the construction was difficult. However, in the structures of Patent Literatures 3 and 4, when the upper roof material is applied to the lower roof material, the upper roof material is subjected to a bending process and the roof material is applied. 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 forms a male / female connection structure of a drop-down structure at a side edge in the width direction, and an engaging / waterproof piece protruding upward at a water-side end of a decorative surface. And a waterproofing piece with the tip of the engaging and waterproofing piece projecting below the water, an upper surface with the root of the engaging and waterproofing piece projecting below the water, and a tip of the upper surface hanging down and the tip being above the watering side. Forming a protruding fixed piece, a vertical piece that protrudes upward at the underwater end of the decorative surface, a stepped decorative surface that protrudes downward, and a protruding piece that protrudes the tip of the vertical piece to the underwater side, An object of the present invention is to provide a roofing material having an innermost piece protruding downward in the vicinity of the underwater end of a decorative surface and an insertion piece having an innermost piece protruding downward.
[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. FIGS. 2A and 2B are explanatory views showing a construction state of the roofing material A, and FIG. (a), (b) 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 ground board 2, and a waterproof sheet 3 (indicated by a dashed line) as shown in FIGS. 2A and 2B 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 front end of the decorative surface 4 on the underwater side have a downward direction. Along the stepped decorative surface 6, a vertical piece 6 a with the tip of the decorative surface 6 protruding upward, a projecting piece 6 b with the tip of the vertical 6 a protruding downward, and along the stepped decorative surface 6 and the decorative surface 4. An upper surface 7 protruding inwardly, an innermost piece 8 having a tip of the upper surface 7 projecting downward, an insertion piece 9 having a tip of the innermost piece 8 projecting downward, and an upper surface 7 and an innermost piece. A substantially U-shaped engagement groove 10 is formed from the insertion piece 8 and the insertion piece 9, and an insertion gap 11 is formed between the step decorative face 6 and the insertion piece 9 to form a male connection portion 12.
[0010]
As shown in FIG. 1, an engaging / waterproofing piece 13 formed by bending the tip of the decorative face 4 upward and a tip of the engaging piece 13 on the underwater side are provided at the water-side end of the decorative face 4. A waterproof piece 13a, an upper surface 14 in which the root of the engagement and waterproof piece 13 is bent downward, a fixed piece 15 in which the tip of the upper surface 14 is bent downward and the tip projects upward, and an upper surface 14 A female connecting portion 17 is formed by forming a fitting groove 16 for fitting into the insertion edge 7 formed in a substantially U-shaped cross section from the fixing surface 15 and the fixing surface 15. 3 (b) is formed at the end of the decorative surface 4, and is locked to the engaging piece 19 of the joiner D shown in FIG. Is fixed on the base α.
[0011]
The vertical piece 6a and the protruding piece 6b are portions that function as snow stoppers by protruding upward. Further, since the protruding pieces 6b protrude under the water, snow does not accumulate on the stepped decorative surface 6 portion, and snowmelt water does not enter the inside of the frame due to the ice levee, and the waterproof property is good.
[0012]
The step decorative surface 6 forms a step to give the roof a profound feeling, forms a space inside, and is formed so that wind and rain do not directly hit the connecting portion of the roof material A. The gap between the connecting portions formed at the time of connection, and, consequently, the tip portion of the step decorative surface 6 and the tip portion of the engaging and waterproofing piece 13 are formed so as to be present vertically, thereby improving the waterproofness. Things.
[0013]
As shown in FIG. 2 (a), when the insertion gap 11 is inserted to connect the roofing materials A to each other, the engaging and waterproofing piece 13 is inserted into the engaging groove 10 so that the stepped decorative surface 6 does not interfere. It is formed so that it can be inserted into.
[0014]
The waterproofing piece 13a 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 coming into the groove are rotated in the opposite direction. It is formed to discharge and improve waterproofness.
[0015]
In FIG. 1, the height of the step decorative surface 6 is t, the height of the engaging and waterproofing piece 13 is T, the distance between the step decorative surface 6 and the insertion piece 9 is h, Is H, the relationship is t ≦ T, h> H. Further, when t = T, no gap is formed between the lower roof material A and the upper roof material A, which is effective for waterproofing. In addition, it is preferable that h = H + about 5 to 10 mm.
[0016]
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.
[0017]
The engaging and waterproofing piece 13 is a part that bends upward to add a waterproofing function and also functions as an engaging piece.
[0018]
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).
[0019]
F is a reinforcing material made of metal, synthetic resin, or the like.
[0020]
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.
[0021]
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.
[0022]
Q is a snow melting heater formed to melt snow accumulated on the roof and to prevent snow from accumulating on the roof.
[0023]
【The invention's effect】
As described above, according to the roofing material of the present invention, (1) the waterproofing / engaging piece can maintain the waterproofness even when the roofing material is dropped. (2) Even when used on a steeply sloping roof, there is no need to hold down the roofing material by hand to prevent the roofing material from falling because the connected upper roofing material does not fall under its own weight. It is easy. {Circle around (3)} The step is formed by forming the step decorative surface to give the roof a solid feeling and form a space inside, so that the wind and rain do not directly hit the joint of the roof material. Also, the stepped decorative surface is formed into a shape such that the gap between the connecting portions formed when the roofing materials are connected to each other, so that the leading end of the stepped decorative surface and the leading end of the engaging and waterproofing piece are formed vertically. By doing so, the waterproofness is improved. (4) A heavy roof can be formed. (5) Since the vertical piece and the protruding piece have a snow stopper function, there is no fear of leaking rain due to the installation of the snow stopper. (6) There is no difficult installation of snow stoppers. Or less. (7) Since the structure is a drop-in structure, when snow is piled on the roof, the connection portion is further firmly fitted by the load, thereby improving waterproofness and airtightness. {Circle around (8)} Since the protruding pieces protrude below the water, snow does not accumulate on the stepped surface, and snowmelt water does not enter the inside of the frame due to the ice embankment, and the waterproofness is good. {Circle around (9)} A waterproof 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 embodiment of the roofing material according to the present invention.
FIG. 5 is an explanatory view showing another embodiment of the roofing material according to the present invention.
FIG. 6 is an explanatory view showing another embodiment of the roofing material according to the present invention.
FIG. 7 is an explanatory view showing another embodiment of the roofing material according to the present invention.
FIG. 8 is an explanatory view showing another embodiment of the roofing material according to the present invention.
FIG. 9 is an explanatory view showing another embodiment of the roofing material according to the present invention.
FIG. 10 is an explanatory view showing another embodiment of the roofing material according to the present invention.
FIG. 11 is an explanatory view showing another embodiment of the roofing material according to the present invention.
FIG. 12 is an explanatory view showing another embodiment of the roofing material according to the present invention.
FIG. 13 is an explanatory view showing another embodiment 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 1 Rafter 2 Field board 3 Waterproof sheet 4 Decorative surface 5 Back surface 6 Step decorative surface 6a Vertical piece 6b Projecting piece 7 Upper surface 8 Innermost piece 9 Insertion piece 10 Engagement groove 11 Insertion gap 12 Male connecting part 13 Engagement and waterproofing piece 13a Waterproofing piece 14 Upper surface 15 Fixed piece 16 Fitting groove 17 Female connecting part 18 Engagement piece 19 Engagement piece

Claims (1)

A male-female connection structure of a drop-in structure is formed on the side edge in the width direction, and an engaging and waterproofing piece projecting upward at the upper end on the water side of the decorative surface, and a tip of the engaging and waterproofing piece is underwater. Forming a waterproof piece protruding to the side, an upper surface protruding downward at the root of the engagement and waterproofing piece, and a fixed piece having a tip of the upper surface hanging downward and a tip protruding downward. The vertical piece that protrudes upwards, the stepped decorative surface that protrudes downward, the protruding piece that protrudes the distal end of the vertical piece downward, and the vicinity of the underwater distal end of the decorative surface downwards A roofing material comprising: an innermost piece protruding from the innermost piece; and an insertion piece having a tip end of the innermost piece projecting downward.

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