JP5405008B2 - Exterior wall material - Google Patents

Description

The present invention relates to an outer wall material that can be used as an outer wall material for buildings and structures, has no deformation such as swelling and warping after production, can be re-covered, and has excellent fire resistance, fire resistance, sound resistance, and mechanical strength. It is.

  In general, many exterior materials obtained by processing a metal plate material by roll molding, press molding or the like have been conceived. (For example, refer to Patent Documents 1 to 5).

Japanese Patent Laid-Open No. 11-172848 Japanese Patent Laid-Open No. 11-172892 JP-A-11-210149 JP 2002-220908 A JP 2002-235423 A

  However, in the above exterior materials, when the core material is made of various synthetic resin foams, the mechanical strength of the panel itself is inferior, and the surface of the panel is uneven due to the aging of the synthetic resin foam. In some cases, there may be a problem that occurs or warps. In addition, it was almost impossible or impossible to replace after construction. Furthermore, since it is not the structure which fixes the both ends of an exterior material, there existed a problem in the attachment strength after construction.

In order to solve such drawbacks, the present invention has a sandwich structure from a long surface material, a core material formed on the back surface of the surface material, and a back material covering at least the back surface in the longitudinal direction of the core material. In the formed metal outer wall material, the surface material is a flat decorative face, the first waterproof piece and the second waterproof piece projecting outwardly from one end of the decorative face, the first waterproof piece and the second waterproof piece A fixed groove formed from a piece and a contact piece formed by bending the upper end tip of the second waterproof piece to the indoor side, and the other end of the decorative surface is bent to the outdoor side A piece, a locking piece with the tip of the rising piece protruding inward, the tip of the locking piece folded back to the outside, a cover piece protruding outward, and a substantially central portion of the cover piece recessed in a concave shape Bend the tip of the fixed groove, the insertion groove formed by the fixed groove, and the cover piece to the indoor side. A metallic outer wall material formed to cover and fixed portions and a protruding locking piece inside side of the planar decorative surface with elongate, and sidewall decorative surface both edges bent in the indoor side of the decorative surface portion The metal outer wall of the other end is made up of two members of a metal decorative cover composed of an engagement piece whose inner wall is bent at the front end of the side wall decorative surface, with respect to the fixed portion of the metal outer wall material with one end fixed Cover and fix the cover and fixing part of the material, and then fix the fixing groove at a constant pitch along the longitudinal direction with the fixing tool, and the cover and fixing part between the metal outer wall materials, An outer wall material is provided in which one engagement piece of a metal decorative cover is pushed in and fitted, and then the other engagement piece is fitted .

According to the outer wall material according to the present invention,
(1) Since both ends of the outer wall material are fixed, the fixing strength can be improved.
(2) Re-installation after construction is possible, and construction is easy without requiring skill.
There are features and effects.

  Hereinafter, embodiments of the outer wall material according to the present invention will be described in detail with reference to the drawings.

That is, FIGS. 1, 3 (a) is a cross-sectional view showing a metallic exterior wall material A is a constituent member of the outer wall material P to be used for engaging Ru outer wall material in the present invention, FIG. 2, FIG. 3 (b) present Sectional drawing which shows the metal decorative cover B which is a structural material of the outer wall material P used for the outer wall material which concerns on invention, FIG.4 (a), (b) is construction of the outer wall material P used for the outer wall material which concerns on this invention It is sectional drawing and an expanded sectional view which show a state, (alpha) is a housing, (beta) is a fixing tool, C is a packing material.

  As shown in FIGS. 1 and 3A, the metal outer wall material A has a long surface material 1, a core material 17 formed on the back surface of the surface material 1, and at least the back surface in the longitudinal direction of the core material 17. It is formed in a sandwich structure from the coated back material 18.

As shown in FIGS. 1 and 3A, the surface material 1 is inclined to the flat decorative surface 2 and both side edges of the decorative surface 2 inward, perpendicular to the decorative surface 2, or indoors or outdoors. Thus, a protruding piece 5 comprising a bent side wall 3 and a protruding piece 5-1 and a protruding piece 5-2, which are bent and extended outward at the lower end of the side wall 3, is formed.

At one end of the decorative surface 2, a first waterproof piece 6, a second waterproof piece 7, a first waterproof piece 6, and a second waterproof piece 7, each having two protruding ends 5-1 protruding outward, are formed. The fixed part 4 formed from the fixed groove 8 and the contact piece 9 in which the upper end tip of the second waterproof piece 7 is bent indoors is formed.

The other end of the decorative surface 2 is formed integrally with the protruding piece 5-2, the rising piece 11 whose tip further protrudes to the outdoor side , and the locking piece 12 that protrudes the tip of the rising piece 11 inward, The front end of the locking piece 12 is folded back to the outdoor side, the cover piece 13 protruding outward, the fixed groove 14 in which the substantially central portion of the cover piece 13 is recessed, and the insertion groove 15 formed by the fixed groove 14. , 16 and the locking piece 12 having the tip of the cover piece 13 bent to the indoor side and the tip protruded inwardly, the cover and fixing portion 10 is formed. Reference numeral 17a denotes a notch, which is a part formed so that the core 17 part does not get in the way when the metal outer wall material A is constructed as shown in FIGS. 4 (a) and 4 (b).

  The first waterproof piece 6 and the second waterproof piece 7 are portions that prevent rainwater from entering the inside of the housing α from the connecting portion of the outer wall material P. Although two waterproof pieces are formed by the first waterproof piece 6 and the second waterproof piece 7, one or three or more structures may be used. Of course, when the waterproofness is not required depending on the location conditions, a structure that does not form may be used.

  The fixing groove 8 is a portion fixed to the housing α together with the fixing groove 14, and the metal surface material 1 at both ends of the metal outer wall material A is fixed, so that a general outer wall material is fixed at one end. In contrast, it can be firmly fixed.

  The locking piece 12 is a part for fixing a metal decorative cover B described later.

  The insertion grooves 15 and 16 are portions into which the first waterproof piece 6 and the second waterproof piece 7 of the fixing portion 4 are inserted. By making the groove shape, the space that can be formed inside is minimized, and the waterproof property is further improved. Is to do.

  The decorative groove 2a formed on the decorative surface 2 is formed for improving the design and enhancing the rigidity of the metal outer wall material A itself when a plastic foam is formed as the core material 17.

The surface material 1 and the back surface material 18 consist of the following.
(1) Metal thin plates, such as iron, aluminum, copper, stainless steel, titanium, aluminum / zinc alloy plated steel plates, galvalume steel plates, enamel steel plates, clad steel plates, laminated steel plates (vinyl chloride steel plates, etc.), sandwich steel plates (damping steel plates, etc.).
(2) One type of vinyl chloride resin, polycarbonate resin, etc. (including color plates coated with various colors, of course) molded into various shapes by roll molding, press molding, extrusion molding, etc., or extruded inorganic materials Formed into various arbitrary shapes by molding, press molding, autoclave nurturing, etc.
Moreover, the back surface material 18 consists of the following.
(1) Aluminum vapor-deposited paper, asbestos paper, craft 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, 1 type or 2 types or more laminated.
(2) A sheet-like material that has been waterproofed and flame-retardant treated.

The core material 17 consists of the following.
(1) Made of plastic foam, such as polyurethane foam, polyisocyanurate foam, phenol foam, vinyl chloride foam, polyethylene foam, polystyrene foam, urea foam, etc. For example, a stock solution of resol type phenol, a curing agent, and a foaming agent are mixed. The surface material 1 or the back material 18 is discharged on the back side and heated to react, foam, and harden.
(2) In plastic foams, lightweight aggregates (perlite grains, glass beads, gypsum slag, talc stone, shirasu balloon, aluminum hydroxide, etc.) and fibrous materials (glass wool, rock wool, carbon fiber, Graphite etc.) are mixed to improve fire resistance and fire resistance.

The metal decorative cover B is made of the above-described metal thin plate material, and the shape thereof is a long and flat decorative face portion 19 and both edges of the decorative face portion 19 as shown in FIGS. The side wall decorative surface 20 is bent to the indoor side , and the engagement piece 21 is bent in a shape that can be locked to the locking piece 12 with the end of the side wall decorative surface 20 inward.

  More specifically, as shown in FIGS. 4 (a) and 4 (b), the decorative surface portion 19 includes the metal outer wall material A fixed to the connecting portion by the metal outer wall material A. The fixing tool β used when fixing on α is covered so that the fixing tool β is not exposed to the outside.

  Further, the engaging piece 21 is locked to the locking piece 12 of the metal outer wall material A, and the metal decorative cover B is fitted on the metal outer wall material A so that the metal decorative cover B is placed on the connecting portion. It is for securely fixing without detachment.

The packing material C is formed to enhance the waterproofness of the connecting portion. For example, the packing material C having a fixed shape and having elasticity is composed of the following.
(1) Foam rubber, polyvinyl chloride, chloroprene, chlorosulfonated polyethylene, ethylene propylene, asphalt impregnated polyurethane, EPM, EPDM, etc., which are generally commercially available.
The curable packing material C (sealing material) is composed of the following.
(2) Silicone (reaction curable, moisture curable), modified silicone (reactive curable), polysulfide (reactive curable), polyurethane (reactive curable, moisture curable), SBR (dry curable) ), Acrylic (dry curing type), and the like.
Or
(3) A fire-resistant material in which a flame-retardant material such as an inorganic material is mixed in the packing material C.

  Next, the construction sequence of the outer wall material according to the present invention will be described. Now, in order to construct the outer wall as shown in FIGS. 4 (a) and 4 (b), as the metal outer wall material A, the surface material 1 and the back material 18 as shown in FIG. 1 and FIG. , 0.35mm thick colored steel plate is used, and the core material 17 made of plastic foam is filled with a raw material made of phenol foam between the surface material 1 and the back surface material 18, reacted, foamed, then cured and integrated. Formed. In addition, a hard base material such as plywood, wood wool board, wood wool cement board, wood chip cement board, sizing board, and sieving insulation board is formed on the chassis α (between the chassis α and the metal outer wall material A). Is also good.

  First, as shown in FIGS. 5 (a) and 5 (a), as shown in FIGS. 5 (b) and 6 (a), the metal outer wall material A1 having one end fixed on the housing α is made of metal. The outer wall material A2 is in contact with the cover / fixing portion 10 so as to cover the notch 17a. Thereafter, as shown in FIG. 6B, the fixing groove 12 is fixed at a constant pitch along the longitudinal direction by the fixing tool β. Finally, as shown in FIGS. 7 (a) and 7 (b), the cover / fixing portion 10 which is a connecting portion between the metal outer wall material A1 and the metal outer wall material A2 is set to 0 as shown in FIG. .Insert one engagement piece 21a of a long metallic decorative cover B made of a color steel plate having a thickness of 35 mm as shown by an arrow, and then fit the other engagement piece 21b as shown by an arrow. Complete the construction. By sequentially performing such a process in the lateral direction (for example, from the projected corner to the projected corner direction) with respect to the entire outer wall surface, the construction of the outer wall material P is completed and a vertically-stretched wall is formed.

Or those described is only an example of the outer wall material according to the present invention, FIG. 8 (a) ~ metal siding A such as shown in (c), be formed using a metallic decorative cover B You can also.

It is sectional drawing which shows a typical example of the metal outer wall material used for the outer wall material which concerns on this invention. It is sectional drawing which shows a typical example of the metal decorative cover used for the outer wall material which concerns on this invention. It is a perspective view which shows a typical example of the metal outer wall material and metal decorative cover which are used for the outer wall material which concerns on this invention. It is sectional drawing which shows the construction state of the outer wall material which concerns on this invention. It is sectional drawing which shows the construction order of the outer wall material which concerns on this invention. It is sectional drawing which shows the construction order of the outer wall material which concerns on this invention. It is sectional drawing which shows the construction order of the outer wall material which concerns on this invention. It is explanatory drawing which shows the other Example of the metal outer wall material used for the outer wall material which concerns on this invention.

α frame β fixture P outer wall material A metal outer wall material A1 metal outer wall material A2 metal outer wall material B metal decorative cover C packing material 1 surface material 2 decorative surface 2a decorative groove 3 side wall 4 fixing part 5 protruding piece 5- DESCRIPTION OF SYMBOLS 1 Protruding piece 5-2 Protruding piece 6 1st waterproofing piece 7 2nd waterproofing piece 8 Fixed groove 9 Contacting piece 10 Cover and fixing | fixed part 11 Standing piece 12 Locking piece 13 Cover piece 14 Fixed groove 15 Insertion groove 16 Insertion groove 17 Core material 17a Notch 18 Back surface material 19 Cosmetic face portion 20 Side wall decorative face 21 Engagement piece 21a Engagement piece 21b Engagement piece

Claims (1)

In a metal outer wall material formed in a sandwich structure from a long surface material, a core material formed on the back surface of the surface material, and a back material covering at least the back surface in the longitudinal direction of the core material, the surface material is planar Of the decorative surface, a first waterproof piece and two waterproof pieces projecting outwardly at one end of the decorative surface, a fixing groove formed by the first waterproof piece and the second waterproof piece, and a second waterproof A fixed part formed from an abutting piece bent at the top end of the piece indoors is formed, and at the other end of the decorative surface, a rising piece bent outward and the tip of the rising piece protruded inward A locking piece, a cover piece that folds the front end of the locking piece outward and protrudes outward, a fixing groove in which a substantially central portion of the cover piece is recessed in a concave shape, and an insertion groove formed by the fixing groove; Cover the cover piece from the locking piece with the tip of the cover bent inward and the tip protruding inward. A metallic outer wall material formed a tough, and planar decorative surface with elongate, and sidewall decorative surface both edges of the decorative surface portion bent in an indoor side, engages a bent tip of the side wall decor surface inwardly It consists of two metal decorative cover members, and a fixed part of the metal outer wall material with one end fixed so that the cover / fixed part of the metal outer wall material at the other end is covered. After that, the fixing groove is fixed at a constant pitch along the longitudinal direction by a fixing tool, and one engagement piece of the long metal decorative cover is pushed into the cover and fixing portion between the metal outer wall materials. An outer wall material characterized by fitting and then fitting the other engagement piece .

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