JP2017141605A - Metallic exterior material - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a metallic exterior material for forming an external facing of a building and a structure in the present invention.SOLUTION: In a laterally long and long-size-shaped metallic exterior material A for forming a male-female connection structure in upper-lower end parts of a metallic surfaces material 1 by forming a core material 3 between the metallic surface material 1 and a reverse surface material 2, the metallic exterior material A is provided so that a recess-projection composed of a recessed strip 6b and a projection strip 6a formed along the longitudinal direction of a decorative surface 6 of the metallic surface material 1, is formed in a plurality, and a dummy joint R of a recessed shape in the same shape as a connection joint γ is formed by at least one piece along the longitudinal direction of the decorative surface 6, and a confluent projection strip 6c of merging upper-lower two projection strips 6a of the decorative surface 6 into one, is formed by at least one piece.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a metal exterior material that forms an exterior of a building or a structure.

  In general, many metal exterior materials are commercially available in which metal plate materials are processed by roll molding, press molding, or the like, and irregularities are formed on the decorative surface. (For example, see Patent Documents 1 to 4).

JP-A-11-240294 JP 2000-120251 A JP 2002-235423 A JP 2009-167775 A

  Patent Document 1 relates to an “embossed metal plate”, which can maintain the flatness of flat portions at both ends of a metal plate even when the metal plate is passed between embossing rolls to deeply emboss vertical and horizontal groove joints. is there. Patent Document 2 relates to an “embossed decorative plate”, which is seen by the influence of light reflection by engraving a block with a balanced groove pattern based on two diagonal lines intersecting each other at an angle. The effect of different color tone depending on the direction is exhibited. Further, Patent Document 3 relates to “wall material”, and at least four directions of substantially parallel striped patterns are formed on the surface of the convex region, and the color tone and the color of the color are changed depending on the change of the position of the light source and the change of the viewing direction. The ones with varying shades are described. Further, Patent Document 4 relates to an “embossed metal outer wall material” in which section screens having mutually different oblique plane positions are alternately formed with decorative surfaces adjacent in the longitudinal direction.

However, both Patent Documents 1 to 4 have the idea of embossing the decorative surface of a metal plate material to improve the designability, workability, etc., but the monotonous appearance is repeated and the light reflection is unified. It was just a thing using. Further, in Patent Document 4, the position of the oblique plane formed on the section screen is only a monotonous pattern in which the oblique plane is alternately repeated in the longitudinal direction, such as up, down, up, down,. It was.

  In order to solve such drawbacks, the present invention has a horizontally long and long shape in which a core material is formed between a metal surface material and a back material, and a male-female connection structure is formed on the upper and lower ends of the metal surface material. In metal exterior materials, a plurality of concaves and convexes formed along the longitudinal direction of the decorative surface of the metallic surface material are formed, and the concave shape is the same shape as the joint joint along the longitudinal direction of the decorative surface. A metal exterior material is provided in which at least one dummy joint is formed and at least one merging ridge is formed, in which two ridges on the top and bottom of the decorative surface merge.

According to the metal exterior material according to the present invention, (1) since one concave dummy joint having the same shape as the connection joint is formed on the decorative surface, it is formed by approximating the straight portion of the connection joint. The joint joint between the exterior packaging materials is made inconspicuous, and a sense of unity between the exterior designs of the metallic exterior materials is created. (2) By forming a converging ridge in which two ridges merge into one on the decorative surface 6, when a plurality of metal exterior materials are connected, an appearance composed of light and dark gradations can be formed. (3) Moreover, when it constructs in the shape of a horizontal stretch, the sunlight irradiated from diagonally above will produce a different shade by the passage of time from dawn to sunset. There are features and effects.

It is sectional drawing which shows the representative example of the metal exterior material which concerns on this invention. It is sectional drawing which shows the representative example of the metal exterior material which concerns on this invention. It is sectional drawing which shows the construction state of the metal exterior material which concerns on this invention. It is a partial expanded sectional view which shows the representative example of the metal exterior material which concerns on this invention. It is a front view which shows the decorative surface of the metal exterior material which concerns on this invention. It is an enlarged front view which shows the decorative surface of the metal exterior material which concerns on this invention.

  Hereinafter, an embodiment of a metal exterior material according to the present invention will be described in detail with reference to the drawings. That is, FIG. 1 is a cross-sectional view showing a metal exterior material A according to the present invention, FIGS. 2 to 4 are cross-sectional views shown by broken lines with the decorative surface 6 portion of the metal exterior material A omitted, and FIG. 3 is a cross-sectional view of the metal exterior material A, FIG. 3 is a cross-sectional view of the construction of the metal exterior material A, FIGS. 4A and 4B are partially enlarged cross-sectional views, α is a housing, β is a fixture, γ is a connection joint.

As shown in FIG. 1, a metal exterior material A according to the present invention is a metal exterior material A in which a core material 3 made of, for example, a synthetic resin foam is sandwiched between a metal surface material 1 and a back material 2. In FIGS. 2 to 4 (a) and 4 (b), the concave / convex pattern (embossed pattern) of the decorative surface 6 is omitted for simplification, and details are shown in FIGS. (C) and shown in FIG.

  Metal surface material 1 and back surface 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 Embossed roll molding or press molding of a kind of (damping steel plate, etc.), vinyl chloride resin, polycarbonate resin, etc. (including color plates coated with various colors of course). 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, and the like. The metal surface material 1 and the back surface material 2 are integrally formed by discharging to the back surface side of 2, and reacting, foaming and curing by heating. 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.

  The metal exterior materials A are connected as shown in FIG. 1 by the engagement piece 10 being connected to the fitting groove 16 and the engagement piece 11 being connected to the engagement groove 11.

  As an example of the overall shape of the metal exterior material A, as shown in FIGS. 1 to 4 (a) and 4 (b), a core is formed between the metal surface material 1 and the back material 2 made of a long and thin metal plate. A material 3 is sandwiched between a male connecting part 4 formed at one end in the width direction and a female connecting part 5 formed at the other end. A side wall 7 is provided at the lower end of the decorative surface 6 and a side wall 8 is provided at the upper end. Formed.

  More specifically, the male connecting portion 4 includes a side wall 7 having the lower end of the decorative surface 6 bent to the back side, an upper surface 9 projecting the tip of the side wall 7 upward, and an engagement piece 10 bending the tip of the upper surface 9 downward. And an engaging groove 11 composed of an upper surface 9 and an engaging piece 10.

  The female connecting portion 5 includes a side wall 8 in which the upper end of the decorative surface 6 is bent toward the back surface, a joint bottom surface 12 in which the tip of the side wall 8 is bent upward, and a bottom surface 13 in which the tip of the joint bottom surface 12 is folded back and protrudes downward. It is formed of a fitting piece 14 composed of a joint bottom surface 12 and a lower surface 13, a fixed surface 15 that protrudes by bending the tip of the lower surface 13 upward, and a fitting groove 16 formed by the lower surface 13 and the fixed surface 15. Is. In addition, P is a packing formed for waterproofing reinforcement | strengthening.

  As shown in FIG. 1, FIGS. 5A to 5C showing the decorative surface 6 in detail, and FIG. 6, a single dummy joint R having the same shape as the connection joint γ is formed on the decorative surface 6. To do.

  The dummy joint R is formed so as to approximate the straight portion of the joint joint γ, thereby making the joint joint γ between the metal exterior materials A inconspicuous and creating a sense of unity between the exterior designs of the metal exterior materials A. .

  As shown in FIGS. 1, 5 (a) to 5 (c), and FIG. 6, the decorative surface 6 includes a plurality of ridges 6 a and ridges 6 b formed along the longitudinal direction of the metal exterior material A. This was formed.

  In addition, as shown in the figure, the protruding line 6a is formed by forming a merging protruding line 6c in which two protruding lines 6a merge into one on the upper surface and the lower surface of the decorative surface 6 of the dummy joint R.

  With the formation of the merging ridges 6c, as shown in FIG. 5B, when a plurality of metal exterior materials A are connected, an appearance composed of bright and dark gradations can be formed.

  Moreover, as shown in FIG.5 (c), when it constructs in the shape of a horizontal stretch, the sunlight irradiated from diagonally upward will produce the shadow which changes with passage of time from dawn to sunset.

  Furthermore, an uneven texture having a maximum depth of 2.2 mm is formed on the entire decorative surface 6 for the purpose of emphasizing the strength of the shadow, and a rough feeling (fluctuation) is formed as a whole.

α Frame β Fixture γ Connection Joint A Metal Exterior Material P Packing R Dummy Joint 1 Metal Surface Material 2 Back Material 3 Core Material 4 Male Connection 5 Female Connection 6 Cosmetic Face 6a Convex 6b Concave 6c Merge Projection 7 Side wall 8 Side wall 9 Upper surface 10 Engagement piece 11 Engagement groove 12 Joint bottom surface 13 Lower surface 14 Fitting piece 15 Fixed surface 16 Fitting groove

Claims (1)

In a horizontally long and long metal exterior material in which a core material is formed between a metal surface material and a back material, and a male-female connection structure is formed on the upper and lower ends of the metal surface material, the decorative surface of the metal surface material A plurality of concaves and convexes formed along the longitudinal direction of the surface, and at least one dummy dummy joint having the same shape as the joint joint along the longitudinal direction of the decorative surface. A metal exterior material, characterized in that at least one merging ridge where two upper and lower ridges merge together is formed.