JP2007315051A - Sheathing structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a sheathing structure which is usable as a sheathing structure of a building or a construction, and contributes to improvement particularly in workability and waterproofness at a joint portion. <P>SOLUTION: The sheathing structure using a long sheathing material A having a female connection portion 13 at an upper end and a male connection portion 9 at a lower end to form a hook structure, is formed of the sheathing material A and a joiner F. The sheathing material A has cutouts 15 which is formed by cutting out right and left ends of an insertion end 7 of the male connection portion 9 by a predetermined length, and end waterproof pieces 14 which are formed by bending right and left ends of a facing 4 about 90 degrees. The joiner F is formed of a groove 16 which faces to a rear surface of the joint portion &gamma; between the sheathing materials A, and a waterproof piece 16a formed by hanging a lower end inward. <P>COPYRIGHT: (C)2008,JPO&amp;INPIT

Description

  The present invention relates to an exterior structure that can be used as an exterior structure for buildings and structures, and can particularly improve workability and waterproofness of joints.

  Conventional roof materials generally have a structure in which left and right end portions are connected by forming a connecting structure at the left and right end portions and hooking or inserting. (For example, see Patent Documents 1 to 3).

JP-A-10-306547 JP 2001-227113 A JP 2002-38658 A

  However, Patent Document 1 is a hook type, and Patent Documents 2 and 3 are plug-in types. However, it is difficult to form the left and right end portions, and problems such as an increase in processing cost, deterioration of metal material due to forming, and generation of rust due to deterioration, etc. There was a risk of occurrence.

  In order to eliminate such drawbacks, the present invention provides an exterior structure using a long exterior material formed in a hook structure by forming a female connection part at the upper end and a male connection part at the lower end. The right and left end portions of the insertion edge of the male connecting portion are cut out at regular intervals to form notches, and the left and right end portions of the decorative surface are bent inward at approximately 90 degrees to form end waterproof pieces. The present invention proposes an exterior structure in which a groove is formed on the back surface of the joint portion between the exterior material and the exterior material, and a joiner is formed which includes a waterproof piece having a lower end hanging inward.

  According to the exterior structure according to the present invention, (1) cost reduction can be achieved by reducing processing steps. (2) The construction cost can be reduced by reducing the construction period. (3) By forming the end waterproof piece of the exterior material and the waterproof piece of the joiner, the joint waterproof function can be improved. (4) The strength of the joint portion is improved by forming the end waterproof piece. There are features and effects.

  Hereinafter, an exterior structure according to the present invention will be described in detail with reference to the drawings. FIGS. 1A and 1B are explanatory diagrams showing the construction state, and FIGS. 2A and 2B and FIGS. 3A to 3D are exterior materials made of a metallic exterior material B and a backing material C. 4A and 4B are explanatory diagrams showing the joiner D and its construction state, and FIGS. 5A and 5B are connecting portions (joints) of the exterior material A. FIG. It is explanatory drawing which shows the construction state of part γ). In the figure, α indicates a roof base, β indicates a fixture such as a nail, and γ indicates a joint. 3A to 3D are an aa end view, a bb end view, a cc end view, and a dd end view of FIG. 2B. In the drawing, an example of the roof material is shown as the exterior material A.

  The roof base α indicates a wooden base composed of a rafter 1, a field plate 2, and a waterproof sheet 3 (indicated by a two-dot chain line) as shown in FIG. That is, the roof base α has a general structure in which the base plate 2 is laid on the rafter 1 and the waterproof sheet 3 is disposed on the base plate 2.

  In addition, 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) A steel base using, etc. may be used.

  When renovating existing roofs as they are, existing roofs (not shown) such as slate roofs, new tile roofs, tile roofs, tile roofs, metal side roofs, etc. are formed on these roof bases α. The existing roof structure is the roof base α. Of course, the exterior material A can be formed of an exterior material A such as a slate roof, a new tile roof, a tile roof, a tile rod roof, or a metal side roof.

  The metal exterior material B is formed by roll molding, press molding, extrusion molding, 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.), for example. . Of course, the surface material of the exterior material A may be formed of a ceramic material or a synthetic resin material (plastic) instead of the metal exterior material B.

  More specifically, the metal exterior material B has a long plate shape, and its one side edge in the width direction is bent in a substantially U shape on the lower side of the decorative surface 4, that is, on the back surface 5 side. A male connecting portion 9 having an insertion edge 7 is formed, and a substantially U-shaped hooking groove 8 is formed from the decorative surface 4, the stepped decorative surface 6, and the insertion edge 7.

  Further, the other end of the decorative surface 4 is provided with a fitting groove 10 which is bent upward from the decorative surface 4 and has a substantially U-shaped cross section to be fitted to the insertion edge 7 and a tip of the fitting groove 10. A female mold having a fitting edge 11 folded back in a letter shape, and a fixed piece 12 that is bent downward at the tip of the fitting edge 11 and bent outwardly in an L-shape substantially parallel to the decorative surface 4 The connecting portion 13 is formed. Further, a step 13 a is formed between the decorative surface 4 and the fitting groove 10. Further, at both ends of the decorative surface 4, as shown in FIG. 3 (d), an end waterproof piece 14 is formed by bending inward at approximately 90 degrees, as shown in FIG. 4 (b). It is intended to reinforce the waterproofness and strength of the joint portion γ.

  In the left and right ends of the metal exterior material B, the insertion edge 7 is cut out to form a cutout 15. When the notch 15 is formed as shown in FIGS. 2 (a), 2 (b) and 3 (a) to 3 (c) and connected as shown in FIGS. 1 (b) and 4 (b), It is formed so that the rainwater is not smoothly drained on the outer packaging material A through the joiner F as shown in FIGS. 4A and 4B because the insertion edge 7 is obstructed. is there.

  The backing material C functions as a waterproofing material, a heat insulating material, a sound absorbing material, a shock absorbing material, a fireproofing material, a dew condensation preventing material, etc., a non-woven fabric, a synthetic resin foamed sheet (for example, a crosslinked foamed polyethylene sheet), etc.), Use rock wool, tex (soft fiber board), rubber sheet, resin sheet, etc., or those impregnated with, impregnated with, mixed with, laminated (single layer or multiple layers), sandwich, etc. You can also

  In particular, the non-woven fabric is a non-woven fabric 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 a thin felt-like material arranged randomly is 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.

  Joiner D is as shown in FIGS. 4 (a) and 4 (b). The groove 16, upper piece 17, side piece 18 and the lower end of groove 16 shown in FIG. The waterproof piece 16a is formed. The material is made of a metal plate material, a plastic material, or the like, and is, for example, a short material formed by press-molding a metal plate material. Joiner F is constructed as shown in FIGS. 1 (b) and 4 (b), and prevents rainwater from entering from joint portion γ. As shown in FIGS. 1B and 4B, the upper piece 17 and the side piece 18 of the joiner F are formed in contact with the backing material C of the exterior material A so as to exhibit waterproofness. To do.

  As shown in FIGS. 5 (a) and 5 (b), the waterproof piece 16a is formed in the notch 15 portion of the joint portion γ, and prevents rainwater from entering the joint portion γ portion.

  The step 13a of the exterior material A is formed so that the fitting groove 10 of the exterior material A can be covered by the waterproof piece 16a formed in the joint portion γ, so that the waterproof property can be improved.

  Here, the dimensional relationship will be briefly described. Assuming that the width of the exterior material A is X, the width of the notch 15 is h, the width of the base plate D is Y, the width of the groove 16 is H, and the width of the joint portion γ is T, T ≧ 0, H≈2h + T, The relationship X ≦ Y is desirable.

  What has been described above is only one embodiment of the exterior structure according to the present invention, and it can be formed as shown in FIGS. 6 (a) to 6 (c) to 8 (a) and 8 (b).

  That is, FIGS. 6A to 6C are explanatory views showing other examples of the exterior material A. By forming the insertion edge 7 long, a space having a width t is formed as shown in FIG. It is the exterior material A which made the flow of rainwater smooth. FIGS. 8A and 8B are explanatory views showing another embodiment of the joiner D, and E is a packing material.

It is sectional drawing which shows the construction state of the exterior structure which concerns on this invention. It is a perspective view which shows the representative example of the exterior structure which concerns on this invention. It is sectional drawing which shows the representative example of the exterior structure which concerns on this invention. It is explanatory drawing which shows the joiner used for construction of the exterior structure which concerns on this invention, and its construction state. It is explanatory drawing which shows the construction state of the exterior structure which concerns on this invention. It is explanatory drawing which shows the other example of the exterior structure which concerns on this invention. It is explanatory drawing which shows the other example of the exterior structure which concerns on this invention. It is explanatory drawing which shows the other example of the exterior structure which concerns on this invention.

Explanation of symbols

α Roof base β Fixture γ Joint A A Exterior material B Metal exterior material C Backing material D Joiner E Packing material 1 Rafter 2 Field plate 3 Waterproof sheet 4 Cosmetic surface 5 Back surface 6 Stepped surface 7 Insert edge 8 Hook groove 9 Male connecting portion 10 Fitting groove 11 Fitting edge 12 Fixed piece 13 Female connecting portion 13a Step 14 End waterproof piece 15 Notch 16 Groove 16a Waterproof piece 17 Upper piece 18 Side piece

Claims (1)

In the exterior structure using the long exterior material formed in the hook structure by forming the female connection part at the upper end and the male connection part at the lower end, the left and right ends of the insertion edge of the male connection part are Cut out at regular intervals to form cutouts, and the exterior material in which the left and right ends of the decorative surface are bent inward at approximately 90 degrees to form an end waterproof piece, and the joint portion back surface between the exterior materials An exterior structure characterized by forming a groove and forming a joiner comprising a waterproof piece having a lower end hanging inward.

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