JP5399037B2 - Exterior material - Google Patents

Description

  The present invention relates to an exterior material for forming an exterior of a building or a structure.

  In general, many exterior materials in which metal plate materials are processed by roll molding, press molding or the like to form irregularities on the decorative surface are on the market. (For example, see Patent Documents 1 to 3).

JP-A-8-42108 JP 2004-251086 A JP-A-2005-207208

  Patent Documents 1 to 3 are drop-in structures, which are dry wall materials or building panels having irregularities on the decorative surface. Although Cited Document 1 aims to make the external shape of the connecting part the same as the external shape of the surface plate, the dimensions of the fitting part are required to be accurate. It was difficult to make the appearance of the connecting portion look the same as the appearance of the surface plate. Of course, the citations 2 and 3 are the same, and a gap is generated between the connecting portions, the connecting portion and the surface uneven shape are distinguished from each other, and the appearance is such that the unevenness is interrupted in the middle, and there is a sense of incongruity.

In order to solve such drawbacks, in the present invention, a side wall that is bent to the back side at the lower end of the horizontally long decorative surface, an upper piece that protrudes upward from the front end of the side wall, and a space between the side wall and the upper piece to the back side An upper surface composed of a protruding protrusion, a space formed by the protrusion and the upper piece, an inclined lower piece that is bent with the tip of the upper surface inclined downward, and the tip of the inclined lower piece is suspended below the side wall A male coupling portion is formed from an engagement piece made of a vertical lower piece, an engagement groove made of an upper surface and an engagement piece, and a folded piece connecting the upper surface and the engagement piece. Is a fitting piece consisting of a side wall bent to the back side, a joint bottom surface with the tip of the side wall bent upward, a bottom surface folded back and the tip of the joint bottom surface bent downward, and the tip of the bottom surface bent upward Formed from a protruding fixed surface and a female coupling part formed of a fitting groove formed from a lower surface and a fixed surface, Engaging piece and the fitting piece in line contact upon connecting the timber to each other, to a sheathing material which projections and joint bottom is formed so as to line contact.

  According to the exterior material according to the present invention, the engagement piece and the fitting piece are in line contact when the exterior materials are connected to each other, and the protrusion and the joint bottom surface are in line contact with each other. The piece comes into line contact with the tip of the female connecting portion, and the tip of the fitting piece further bites into the packing due to the inclination, thereby enhancing the waterproof property. (2) Due to the inclination of the engaging piece, the force at the time of fitting acts in a direction to prevent a gap from being generated between the protrusion and the joint bottom surface. (3) The waterproof property is improved by preventing the capillary phenomenon due to the gap formed in the fitting portion. (4) Since the contact between the exterior members is a line contact, even if the opening width of the engagement groove is narrow, it can be easily constructed without resistance. (5) Even if the opening width of the engaging groove is wide and easy to install, the inclination of the engaging piece acts in a direction to prevent a gap from being generated between the protrusion and the joint bottom surface. Can be constructed without any damage. There are features and effects.

  Hereinafter, an embodiment of an exterior material according to the present invention will be described in detail with reference to the drawings. That is, the exterior material A is an exterior material A in which a core material 3 made of, for example, a synthetic resin foam is sandwiched between a front surface material 1 and a back surface material 2 as shown in FIGS. . Moreover, FIG. 3 is sectional drawing which shows a construction state.

  As an example of the overall shape of the exterior material A, as shown in FIGS. 1, 2 (a) and 2 (b), a core material 3 is sandwiched between a surface material 1 and a back material 2 made of a long, thin metal plate. And formed with a male connecting portion 4 formed at one end in the width direction and a female connecting portion 5 formed at the other end, and a side wall 7 is formed at the lower end of the decorative surface 6 and a side wall 8 is formed at the upper end. is there. Further, a plurality of convex portions 6 b are formed by forming at least one concave portion 6 a on the decorative surface 6.

  More specifically, the male connecting portion 4 has a side wall 7 with the lower end of the decorative surface 6 bent to the back side, an upper piece 9b protruding the tip of the side wall 7 upward, and between the side wall 7 and the upper piece 9b protruding to the back side. An upper surface 9 composed of a projection 9a, a space 9c formed by the projection 9a and the upper piece 9b, an inclined lower piece 10a that is bent by inclining the tip of the upper surface 9 downward, and the tip of the inclined lower piece 10a. Formed from an engagement piece 10 comprising a vertical lower piece 10b depending downward, an engagement groove 11 comprising an upper surface 9 and an engagement piece 10, and a folded piece 11a connecting between the upper surface 9 and the engagement piece 10. It is a thing.

  The female connector 5 includes a side wall 8 with the upper end of the decorative surface 6 bent to the back side, a joint bottom surface 12 with the tip of the side wall 8 bent upward, and a bottom surface 13 that folds the tip of the joint bottom surface 12 and hangs downward. The connecting piece 14 is formed, the fixing surface 15 that protrudes by bending the tip of the lower surface 13 upward, the fitting groove 16 formed by the lower surface 13 and the fixing surface 15, and the joint bottom surface 12 and the lower surface 13 are connected. And a semicircular folded piece 14a. Reference numeral 17 denotes a packing formed for enhancing waterproofness.

  In FIG. 3, α is a housing, β is a fixture, and γ is a connecting portion.

  The surface material 1 and the back material 2 are thin metal plates such as iron, aluminum, copper, stainless steel, titanium, aluminum / zinc alloy plated steel plate, galbarium steel plate, enamel steel plate, clad steel plate, laminated steel plate (PVC steel plate, etc.), sandwich steel plate (control) Corrugated steel sheets, etc.), vinyl chloride resin, polycarbonate resin, etc. (including color plates coated with various colors, of course) formed into various shapes by roll molding, press molding, extrusion molding, etc., or inorganic materials Are formed into various arbitrary shapes by extrusion molding, press molding, autoclave nurturing and the like. Also, as the back material 2, aluminum vapor-deposited paper, kraft paper, asphalt felt, metal foil (Al, Fe, Pb, Cu), synthetic resin sheet, rubber sheet, cloth sheet, gypsum paper, aluminum hydroxide paper, glass fiber nonwoven fabric Or a laminate of two or more kinds, or a sheet-like material that has been waterproofed or flame-retardant treated.

  The core material 3 is made of a synthetic resin foam such as polyurethane foam, polyisocyanurate foam, phenol foam, vinyl chloride foam, polyethylene foam, polystyrene foam, urea foam, etc., and particularly when fire resistance is required. Is formed by mixing a stock solution of a resol type phenol, a curing agent, and a foaming agent, discharging the mixture onto the back surface side of the surface material 1 or the back material 2, and heating to react, foam and cure. In addition, the core material 3 includes lightweight aggregates (perlite grains, glass beads, gypsum slag, talc stone, shirasu balloon, aluminum hydroxide, etc.), fibrous materials (glass wool, rock wool, carbon fiber, Graphite and the like) can be mixed to improve fire resistance and fire resistance. Of course, an inorganic material such as rock wool, glass wool or ceramic wool may be used as the core material 3.

  The exterior materials A are connected as shown in FIG. 3 by the engagement piece 10 being connected to the engagement groove 16 and the engagement piece 11 being connected to the engagement groove 11.

  As shown in FIG. 8, the protrusion 9a forms a space 9c in the engagement groove 11 to form a gap 9d in the fitting portion between the exterior materials A, thereby preventing capillary action and improving waterproofness. It is.

  As shown in FIGS. 3 and 6 to 8, the protrusion 9 a is in line contact with the joint bottom surface 12, and is fitted by preventing the top surface 9 and joint bottom surface 12 from being in surface contact when connecting the exterior materials A to each other. It reduces the resistance of the time, and can be easily constructed.

More specifically, the arcuate folded piece 14a formed at the tip portion of the lower surface 13 and the engaging piece 10 are in line contact as shown by the dotted arrow a in FIGS. 7 and 8, and the protrusion 9a as shown by the one-dot chain arrow a. The joint bottom surface 12 is formed so as to be in line contact, and the connecting portion has a structure excellent in workability, waterproofness and airtightness.

Further, due to the inclination of the engaging piece 10 when the upper exterior material A is fitted, the acting force on the arrow A is further applied, and further prevention of a gap between the projection 9a and the joint bottom surface 12 is achieved. 17, the folded piece 14a at the tip of the fitting piece 14 bites further and enhances the waterproof property.

  Then, the construction order of the exterior material A is demonstrated using FIGS. 3-8. First, as shown in FIG. 4, the fixing surface 15 of the lower packaging material A <b> 1 is driven and fixed by the fixing tool β. Thereafter, as shown in FIGS. 5 to 7, the engaging piece 10 of the upper packaging material A2 is dropped into the fitting groove 16 of the lower packaging material A1 so as to be inserted, and as shown in FIGS. The fixing surface 15 of the upper packaging material A2 is placed on the housing α with the fixing device β in a state where the dimensions of γ and the recess 6a of the decorative surface 6 are the same. Construction is completed by performing such a process from the foundation to the eaves. Of course, in the case of vertical stretching, the exterior material A is constructed by sequentially performing the above steps in the horizontal direction.

  The above description is only one example of the exterior material according to the present invention, and the exterior material A may be formed as shown in FIGS. 9 (a) to 9 (f) to 16 (a) to (e). I can do it.

  9 (a) to 9 (f) and FIGS. 10 (a) to 10 (f) are the exterior material A obtained by deforming the concave portion 6a and the convex portion 6b of the decorative surface 6, and FIGS. 11 (a) to 11 (f). 12 (a) to 12 (f), the exterior material A is formed so that the recesses 18 are formed in the joint bottom surface 12 and the protrusions 9a are fitted into the recesses 18, FIGS. 13 (a) to 13 (f) and FIG. FIGS. 15A to 15F and FIG. 16A are the exterior materials A in which the projections 19a are formed on the joint bottom surface 12 and the projections 9a are fitted to the projections 19, respectively. (F) is the exterior material A from which the vertical lower piece 10b formed on the engagement piece 10 is deleted.

It is sectional drawing which shows the representative example of the exterior material which concerns on this invention. It is sectional drawing which shows the representative example of the exterior material which concerns on this invention. It is sectional drawing which shows the construction state of the exterior material which concerns on this invention. It is sectional drawing which shows the construction order of the exterior material which concerns on this invention. It is sectional drawing which shows the construction order of the exterior material which concerns on this invention. It is sectional drawing which shows the construction order of the exterior material which concerns on this invention. It is sectional drawing which shows the construction order of the exterior material which concerns on this invention. It is sectional drawing which shows the construction state of the exterior material which concerns on this invention. It is sectional drawing which shows the other Example of the exterior material which concerns on this invention. It is sectional drawing which shows the other Example of the exterior material which concerns on this invention. It is sectional drawing which shows the other Example of the exterior material which concerns on this invention. It is sectional drawing which shows the other Example of the exterior material which concerns on this invention. It is sectional drawing which shows the other Example of the exterior material which concerns on this invention. It is sectional drawing which shows the other Example of the exterior material which concerns on this invention. It is sectional drawing which shows the other Example of the exterior material which concerns on this invention. It is sectional drawing which shows the other Example of the exterior material which concerns on this invention.

Explanation of symbols

α housing β fixing device γ connecting portion A exterior material 1 surface material 2 back surface material 3 core material 4 male connecting portion 5 female connecting portion 6 decorative face 6a concave portion 6b convex portion 7 side wall 8 side wall 9 upper surface 9a protrusion 9b upper piece 9c Space 9d Gap 10 Engagement piece 10a Inclined lower piece 10b Vertical lower piece 11 Engagement groove 11a Folding piece 12 Joint bottom surface 13 Lower surface 14 Fitting piece 14a Folding piece 15 Fixed surface 16 Fitting groove 17 Packing 18 Recessed portion 19 Protruding portion

Claims (1)

The bottom of the horizontally long decorative surface is formed of a side wall bent to the back surface, an upper piece protruding upward from the side wall, a protrusion protruding between the side wall and the upper piece, and a protrusion and an upper piece. An engagement piece comprising: an upper surface comprising a formed space; an inclined lower piece that is bent by inclining the tip of the upper surface downward; and a vertical lower piece in which the tip of the inclined lower piece is suspended below the side wall; A male connecting portion is formed from an engagement groove formed of an engagement piece and a folded piece connecting the upper surface and the engagement piece, and a side wall bent to the back side is formed at the upper end of the decorative surface, A fitting piece comprising a joint bottom surface bent upward, a bottom surface folded from the bottom of the joint bottom surface, a fixed surface projecting by bending the bottom tip upward, a lower surface and a fixed surface It is formed from a female-type connecting part that is formed from a fitting groove formed from and fits with an engaging piece when the exterior materials are connected to each other Contact transgressions wire, the outer package, characterized in that the projections and the joint bottom is formed so as to line contact.

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