JP4746885B2 - Exterior material - Google Patents

Description

  The present invention relates to an exterior material having an unprecedented workability as an exterior material and having a waterproof function, a heat insulation function, a dew condensation prevention function, and the like.

  In general, many roof materials obtained by processing metal plate materials by roll molding, press molding, and the like have been put on the market, and the shape thereof is a so-called hook structure. (For example, refer to Patent Documents 1 and 2).

JP 2002-038658 A JP 2002-155602 A

  However, since Patent Documents 1 and 2 have a hook structure, when used on a roof with a steep slope, the connected upper roof material falls by its own weight. Until it was fixed with (nails), it was necessary to hold it by hand so that the roofing material did not fall down, and the construction was difficult.

In order to solve such drawbacks, the present invention provides a female connecting portion in which a waterproof piece projecting to the outdoor side is formed at the water-side tip of the decorative surface, and an indoor side at the water-side tip of the decorative surface. A stepped decorative surface protruding to the top, a stepped decorative surface, an upper piece protruding upward along the stepped decorative surface and the decorative surface, an innermost piece protruding from the top end of the upper piece indoors, and a tip of the innermost piece A metal roofing material consisting of a male connecting part that forms an insertion piece projecting underwater, a substantially (water) flat fixed piece, and the lower end of the fixed piece bent to the outdoor side and the tip The locking piece bent to the side, the locking groove formed by the locking piece and the fixing piece, the tip of the locking piece bends and protrudes below the water, protrudes below the lower end of the fixing piece, and the tip Is bent to the indoor side and the tip of the tip is inclined downward on the outdoor side, the waterproof protrusion formed on the tip of the support piece, and the space between the support piece and the waterproof protrusion is inward A fitting formed by a concave portion bent in a shape, a gap formed between the concave portion and the locking groove, and a waterproof gap formed by the support piece, and the upper end portion of the metal roofing material is formed by the gap between the fittings. The upper end of the metal roofing material is fixed by supporting and fixing the fixing piece of the fixture with the fixture, and the lower end of the metal roofing material engages the insertion piece with the locking groove of the fixture. The exterior material fixed by is provided.

  As described above, according to the exterior material according to the present invention, (1) even if the exterior material is dropped, the waterproof property can be maintained by forming the water stop groove. (2) Even if it is used for a steep roof, the connected upper exterior material does not fall by its own weight, so there is no need to hold it down by hand so that the exterior material does not fall. It is easy. (3) A step is formed by forming a stepped decorative surface to give a heavy feeling to the roof, and an insertion gap is formed inside, so that wind and rain do not directly hit the connecting portion of the exterior material. There are features and effects.

  Hereinafter, the exterior material according to the present invention will be described in detail with reference to the drawings. FIGS. 1A and 1B are explanatory views showing a typical example of a roofing material B made of a metal roofing material C and a backing material D, and an exterior material A made of a roofing material B and a fixture E, FIG. FIGS. 3A and 3B are sectional views showing the fixture E, and FIG. 3 is an explanatory view showing a construction state of the exterior material A. FIG. In the figure, α indicates a base, and β indicates a fixture such as a nail.

  The base α indicates a wooden base composed of a rafter 1, a field plate 2, and a waterproof sheet 3 (indicated by a one-dot chain line) as shown in FIG. That is, it is a base α having a general structure in which a base plate 2 is laid on the rafter 1 and a waterproof sheet 3 is disposed on the base plate 2. In addition, as base α, H-shaped steel, I-shaped steel, grooved steel, lightweight grooved steel, lip groove shaped steel, equilateral angled steel, unequal angled angled steel, square steel (square pipe), round steel (circular pipe), It is also possible to use a steel base using, for example. Of course, when the existing roof is refurbished 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 base α is the base α. Of course, the base α on which the waterproof sheet 3 is not formed may be used.

  The metal roofing material C is formed, for example, by roll forming, press forming, extrusion forming, or the like of a metal plate (color steel plate, copper plate, aluminum plate, titanium plate, stainless steel plate, sandwich steel plate, clad steel plate, etc.). . Of course, as the surface material of the exterior material A, instead of the metal roof material C, a ceramic material, a synthetic resin material (plastic), or the like may be used.

More specifically, the metal roofing material C has a long plate shape, and as shown in FIG. 1 (a), the substantially vertical flat decorative surface 4, the back surface 5, and the lower end of the decorative surface 4 are located indoors. a step the decorative surface 6 which protrudes, with upper piece 7 projecting upward direction along the decorative surface 4 with the step the decorative surface 6, the innermost piece 8 protruding the tip of the upper arm 7 indoor side, innermost piece 8 A substantially U-shaped engagement groove 10 is formed from the insertion piece 9 whose tip is protruded under water, the upper piece 7, the innermost piece 8, and the insertion piece 9, and is inserted into the stepped decorative surface 6. An insertion gap 11 is formed between the pieces 9 to form a male connecting portion 12.

  Further, as shown in FIG. 1 (a), a female connecting portion 17 made of a waterproof piece 13 formed by bending the tip of the decorative surface 4 upward is formed at the water-side end portion of the decorative surface 4. is there.

  The insertion gap 11 is formed so that the stepped decorative surface 6 does not get in the way when inserted and connected to the exterior materials A as shown in FIG.

  The stepped decorative surface 6 forms a step to give a solid feeling to the roof, and an insertion gap 11 is formed inside, so that wind and rain do not directly hit the connecting portion of the exterior material A, thereby improving waterproofness. To do.

  The backing material D functions as a waterproof material, heat insulating material, sound absorbing material, cushioning material, fireproof material, anti-condensation material, etc., non-woven fabric, synthetic resin foam sheet (crosslinked foamed polyethylene sheet, etc.), rock wool , Tex (soft fiber board), rubber sheet, resin sheet, etc., or impregnated, contained, mixed, laminated (single layer or multiple layers), sandwich, etc. with a sound insulation material, fireproof 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 a conventional method in which warps and wefts are crossed to form a woven fabric from fibers. In this nonwoven fabric, fibers are crossed in parallel, or thin felts arranged randomly are bonded with an adhesive, or another thermoplastic fiber is mixed in the main fiber state, It is made by melting by heating and pressing and bonding them together. Of course, if the material itself is not waterproof, a resin material is coated, or a waterproof function is added to one or both sides with a water repellent, a waterproof coating agent, or the like.

The fixing of the outer package A is engaged bent FIG. 2 (a), the substantially water planar fixing pieces 15 as (b), the tip bends the lower end of the fixing piece 15 to the outdoor side to the water side The stop piece 16, the lock groove 17 formed by the lock piece 16 and the fixed piece 15, the tip of the lock piece 16 is bent and protrudes below the water, and protrudes below the lower end of the fixed piece 15. A support piece 18 whose tip is bent indoors and whose tip is inclined downward on the outdoor side, a waterproof projection 19 formed on the tip of the support piece 18, and a space between the support piece 18 and the waterproof projection 19 is bent inwardly. A fitting E formed from the recess 20, the gap 21 formed between the recess 20 and the locking groove 17, and the waterproof gap 22 formed by the support piece 18 is used as shown in FIG. is there. In addition, the fixture E uses a long thing (the same length as the exterior material A).

  As shown in FIG. 3, the fixed piece 15 is a portion that supports the exterior material A and fixes the exterior material A to the base α by fixing the fixed piece 15 with the fixture β.

  The locking groove 17 is a portion that locks the insertion piece 9 of the exterior material A and fixes the exterior material A to the base α.

  Since the support piece 18 and the prevention protrusion 19 are formed in a state in which they are in contact with the upper piece 7 by the spring back when the exterior materials A are connected to each other as shown in FIG. In this case, the waterproof and confidential state will always be maintained.

The waterproof protrusion 19 is formed so that the support piece 18 can smoothly exhibit a springback function and strengthen the engagement force in relation to the stepped decorative surface 6 when the exterior materials A are connected to each other. is there.

  The gap 21 is a portion for locking the waterproof piece 13 of the metal roof material C and fixing the metal roof material C on the base α.

  More specifically, as shown in FIG. 4, when the exterior material A shown in FIG. 4 is applied to the lower exterior material A and the exterior material A indicated by the dotted line in the upper stage is blown in the direction of the arrow, the support piece 18 is supported. Is applied so that the locking piece 16 rotates in the direction of the dotted line arrow A. On the contrary, since the force is applied so that the locking piece 16 rotates in the direction of the dotted line arrow A, the insertion piece 9 is pressed down to the base α side. The exterior material A is not peeled off by wind and rain.

  More specifically, as shown in FIG. 1B, the width of the insertion gap 11 is H, the width from the tip of the locking piece 16 to the tip of the waterproof protrusion 19 is h, and the insert piece from the tip of the stepped decorative surface 6 If the width up to 9 is T and the width from the locking piece 16 to the support piece 18 is t, the relationship is H> h when H≈h and T> t when T≈t.

  With this relationship, the waterproof protrusion 19 does not get in the way and the fitting is smooth, and the waterproof protrusion 19 is fitted in the insertion gap 11.

  Moreover, FIGS. 4-8 is sectional drawing which shows the construction order of the exterior material which concerns on this invention.

The above description is only one example of the exterior material according to the present invention, and the exterior material A can be formed as shown in FIGS. 9 (a) and 9 (b).

  FIGS. 9A and 9B show other examples of the exterior material A. FIG. More specifically, FIG. 9A shows the exterior material A in which the packing material 23 is formed to enhance waterproofness and airtightness, and FIG. 9B shows that the roofing material B and the fixture E are integrated by the adhesive 24. It is sectional drawing which shows the other Example of the exterior material A. Of course, instead of the adhesive 24, the roof material B and the fixture E can be integrated through an adhesive means such as welding or bending.

It is explanatory drawing which shows a typical example of the exterior material which concerns on this invention. It is explanatory drawing which shows the fixture used for the exterior material which concerns on this invention. It is explanatory drawing which shows the construction state of the exterior material which concerns on this invention. It is explanatory drawing which shows the construction order of the exterior material which concerns on this invention. It is explanatory drawing which shows the construction order of the exterior material which concerns on this invention. It is explanatory drawing which shows the construction order of the exterior material which concerns on this invention. It is explanatory drawing which shows the construction order of the exterior material which concerns on this invention. It is explanatory drawing which shows the construction order of the exterior material which concerns on this invention. It is explanatory drawing which shows the other Example of the exterior material which concerns on this invention.

Explanation of symbols

α Base β Fixing tool A Exterior material B Roof material C Metal roof material D Backing material E Mounting tool 1 Rafter 2 Field plate 3 Waterproof sheet 4 Makeup surface 5 Back surface 6 Stepped makeup surface 7 Upper piece 8 Deepest piece 9 Insertion piece DESCRIPTION OF SYMBOLS 10 Engagement groove 11 Insertion gap 12 Male type | mold connection part 13 Waterproof piece 14 Female type | mold connection part 15 Fixed piece 16 Locking piece 17 Locking groove 18 Support piece 19 Waterproof protrusion 20 Recessed part 21 Gap 22 Waterproof gap 23 Packing material 24 Adhesive

Claims (1)

A female-type connecting part formed with a waterproof piece projecting to the outdoor side at the tip on the water upper side of the decorative surface, a stepped decorative surface protruding to the indoor side at the tip of the decorative surface under the water, a stepped decorative surface, Forms a stepped decorative surface, an upper piece protruding upward along the decorative surface, an innermost piece projecting the tip of the upper piece indoors, and an insertion piece projecting the tip of the innermost piece below the water A metal roofing material comprising a male connecting portion, a substantially (water) flat fixed piece, a locking piece having a lower end bent outward and a distal end bent upward, and a locking piece And a locking groove composed of a fixed piece, and a tip of the locking piece is bent and protrudes below the water, protrudes from the lower end of the fixed piece to the water, and the tip is bent indoors and the tip is below the outdoor side. Inclined support piece, waterproof protrusion formed at the tip of the support piece, a recess bent inwardly between the support piece and the waterproof protrusion, and between the recess and the locking groove It consists of a fixture formed by a gap formed and a waterproof gap formed by a support piece, and supports the upper end of the metal roofing material by the gap of the fixture and fixes the fixture fixing piece by the fixture. Thus, the upper end portion of the metal roofing material is fixed, and the lower end portion of the metal roofing material is fixed by engaging the insertion piece with the locking groove of the fixture.

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