JP5393958B2 - External wall material connection structure - Google Patents

Description

The present invention relates to a connection structure for 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, and is excellent in fire resistance, fire resistance, soundproofing, and mechanical strength. .

  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. The surface material of the formed metal outer wall material is a flat decorative surface, the first waterproof piece and the second waterproof piece projecting outwardly from one end of the decorative surface, the first waterproof piece and the second waterproof piece A fixed groove formed from a fixed groove formed from the above and a contact piece obtained by bending the top end of the second waterproof piece to the indoor side, and a rising piece bent to the outdoor side at the other end of the decorative surface And a locking piece with the tip of the rising piece projecting inward, a tip of the locking piece folded back to the outside, a cover piece protruding outward, and a substantially central part of the cover piece recessed in a concave shape The groove, the insertion groove formed by the fixed groove, the tip of the cover piece is bent indoors, and the tip is inside A metallic outer wall material formed to cover and fixing unit and a locking piece which protrudes, the planar decorative surface with elongate, and sidewall decorative surface both edges of the decorative surface portion bent in an indoor side, sidewall decorative It consists of two members of a metallic decorative cover consisting of an engagement piece whose inner end is bent inward. The cover and fixing portion of the metal outer wall material is fixed to the fixing portion of the metal exterior material by a fixing tool, and the cover An attachment structure of an outer wall material in which an engagement piece of a metal decorative cover is fitted to the cum fixing portion is provided.

According to the connection structure of 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.

  Embodiments of an outer wall material connection structure according to the present invention will be described below in detail with reference to the drawings.

In other words, used to connect the structure of a cross-sectional view, FIG. 2, FIG. 4 (a) Ru engages the present invention the outer wall material 1 showing the construction state of the exterior wall material P to be used for the connection structure of the outer wall material according to the present invention Sectional drawing which shows the metal outer wall material A which is the structural material of the outer wall material P to perform, FIG. 3, FIG.4 (b) is metal made of the structural material of the outer wall material P used for the connection structure of the outer wall material which concerns on this invention. It is sectional drawing which shows the decorative cover B, (alpha) is a housing, (beta) is a fixing tool, C is a packing material.

  As shown in FIG. 2 and FIG. 4A, 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. 2 and 4 (a), 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, a protruding piece 5-1 and a protruding piece 5-2 that are bent and extended at the tip of the side wall 3 outward 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 pieces 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 portion formed so that the core material 17 portion does not get in the way when the metal outer wall material A is constructed as shown in FIG.

  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. 3 and 4B. 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 FIG. 1, the decorative surface portion 19 is configured to fix the metal outer wall material A on the housing α by fixing the metal decorative cover B to the connecting portion with the metal outer wall material A. This is for covering the used fixture β so that the fixture 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 connection structure according to the present invention will be described. In order to construct the outer wall as shown in FIG. 1, the metal outer wall material A is a color having a thickness of 0.35 mm as the surface material 1 and the back material 18 as shown in FIG. 2 and FIG. The core material 17 made of plastic foam is formed by filling a raw material made of phenol foam between the surface material 1 and the back material 18, reacting and foaming, and then curing and integrally forming the core material 17 made of plastic foam. 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. The construction of the outer wall material P is completed by sequentially performing such a process in the lateral direction (for example, from the protruding corner to the protruding corner direction) with respect to the entire outer wall surface.

  The above description is only one example of the connection structure of the outer wall material according to the present invention, and the metal outer wall material as shown in FIGS. 8 (a) to 8 (c) and FIGS. 10 (a) to 10 (c). A and the metal decorative cover B can be used.

It is sectional drawing which shows the construction state of the connection structure of the outer wall material which concerns on this invention. It is sectional drawing which shows a typical example of the metal outer wall material used for the connection structure of 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 connection structure of 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 connection structure of the outer wall material which concerns on this invention. It is sectional drawing which shows the construction order of the connection structure of the outer wall material which concerns on this invention. It is sectional drawing which shows the construction order of the connection structure of the outer wall material which concerns on this invention. It is sectional drawing which shows the construction order of the connection structure 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 connection structure 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 and metal decorative cover which are used for the connection structure 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 and metal decorative cover which are used for the connection structure of 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)

And elongated surface material, a core material formed on the back surface of the surface material, the core material in the longitudinal direction at least the back side from the back surface material covering the metal exterior wall material formed on the sandwich structure surface material a planar A decorative face, a first waterproof piece projecting outwardly on the one end of the decorative face, a second waterproof piece, a fixing groove formed from the first waterproof piece and the second waterproof piece, and a second waterproof piece The fixed part formed from the contact piece which bent the upper end tip of the inside to the indoor side is formed, and the other end of the decorative surface is a rising piece bent to the outdoor side, and the tip of the rising piece protrudes inward. A stop piece, a cover piece that folds the front end of the locking piece outward and protrudes outward, a fixing groove that is recessed in a substantially central portion of the cover piece, and an insertion groove formed by the fixing groove, Cover and fixing part from the locking piece with the tip of the cover piece bent indoors and the tip protruding inward Forms a metal siding was a planar decorative surface with elongate, and sidewall decorative surface both edges of the decorative surface portion bent in an indoor side, and the engaging piece by bending a tip of the sidewall decorative surface inwardly The metal decorative cover is composed of two members, and the metal exterior cover member fixing part is fixed to the fixing part of the metal exterior member by a fixing tool, and the engagement piece of the metal decorative cover is fixed to the cover fixing part. An outer wall material mounting structure characterized by being fitted.

Images