JP5740243B2 - 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, a large number of exterior materials are commercially available that are processed by roll-molding a metal plate material and hooked from the base to the eaves in a structure. (For example, see Patent Documents 1 to 3).

No. 1-022037 Japanese Utility Model Publication No. 55-149024 JP-A-5-306568

  Patent documents 1 to 3 are exterior materials having a hook structure. In both Patent Documents 1 and 2, it is necessary to fix the fixing portion of the upper packaging material with a fixture while keeping the upper packaging material hooked on the lower packaging material, and the workability is poor. Moreover, although patent document 3 has ensured the positioning property at the time of fixation, it became a fitting type to an indoor direction after construction, and there existed a problem in wind-resistant performance.

  In order to solve such drawbacks, the present invention has a male-female connecting structure at the upper and lower ends of the decorative surface. In the long exterior material, the male connecting portion has the lower end of the vertical decorative surface. A lower side wall bent to the indoor side, an engagement piece projecting upward from the tip of the lower side wall, an abutment piece projecting to the indoor side at a fixed interval from the lower end of the decorative surface, the engagement piece, the lower side wall, and the makeup The female connecting portion includes an upper wall protruding from the upper end of the decorative surface to the indoor side, a joint ground projecting the tip of the top wall upward, The receiving surface with the tip bent outward, the tip of the receiving surface protruding to the indoor side, a fitting piece having a length substantially the same as the distance between the lower side wall and the contact piece, and the ground and the receiving The present invention relates to an exterior material formed from a fitting groove composed of a surface and a fitting piece and a fixed surface protruding further upward from the tip of the joint.

  According to the exterior material according to the present invention, (1) since the contact piece of the upper exterior material is placed on the receiving surface of the lower exterior material during construction, the upper exterior material is placed on the lower exterior material. It is not necessary to fix the fixed part of the upper exterior material with a fixing tool while maintaining the state where it is hooked, and the workability is greatly improved. (2) After the construction, since the contact piece of the upper packaging material is placed on the receiving surface of the lower packaging material, the contact piece is placed on the receiving surface. The airtightness and waterproofness are improved. (3) When a negative wind load is received from the indoor side in the wind pressure resistance performance test of the wall body, the engagement piece and the fitting piece formed to be inclined are deformed in a direction to be more firmly connected, and the exterior The connection between the materials A is not released, and the wind pressure resistance is improved. (4) The waterproofness is improved by preventing the capillary phenomenon due to the gap formed in the fitting groove. There are features and effects.

It is sectional drawing which shows the representative example of the exterior material which concerns on this invention. It is a partial expanded sectional view 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.

  Hereinafter, an embodiment of an exterior material according to the present invention will be described in detail with reference to the drawings. That is, as shown in FIGS. 1 (a), 1 (b), 2 (a) and 2 (b), the exterior material A includes a core material 3 made of a synthetic resin foam, for example, with a front surface material 1 and a back surface material 2, Sandwiched exterior material A. Moreover, FIG. 3 is sectional drawing which shows a construction state. In addition, P is a packing formed in a continuous shape to enhance waterproofness.

  As an example of the overall shape of the exterior material A, as shown in FIGS. 1 (a), 1 (b), 2 (a) and 2 (b), a front surface material 1 and a back surface material 2 made of a long and thin metal plate are used. The core material 3 is sandwiched between the male connecting portion 4 formed at the lower end in the width direction and the female connecting portion 5 formed at the upper end. The lower wall 6 is formed at the lower end of the decorative surface 6 and the upper end is formed at the upper end. An upper wall 7 is formed.

  More specifically, the male connecting portion 4 includes a lower side wall 6 in which the lower end of the vertical surface-shaped decorative surface a is bent indoors, an engagement piece 8 projecting the tip of the lower side wall 6 upward, Engagement piece back surface 8a, lower side wall back surface 6a, decorative surface back surface 1a extending along the lower end of decorative surface a, contact piece 9 projecting the tip of decorative surface back surface 1a indoors, and engagement piece 8, the lower wall 6, the decorative surface 1, the engagement groove 10 made of the contact piece 9, the engagement portion 11 made of the engagement piece 8 and the engagement groove 10, and the tip of the contact piece 9 facing upward It is formed from a bent protruding piece 12 and a tongue piece 13 in which the tip of the protruding piece 12 is folded back.

  The female connecting portion 5 has an upper side wall 7 that protrudes with the upper end of the decorative surface a inclined toward the indoor side, a joint surface 14 that projects the tip of the top side wall 7 upward, and a tip of the joint surface 13 that is bent outward. The upper surface 15, the inclined piece 16 that protrudes with the tip of the upper surface 15 inclined toward the indoor side, the inclined piece outer surface 17 that is formed along the inclined piece 16 by folding the tip of the inclined piece 16 toward the outdoor side, and the inclined piece Fitting comprising an upper surface side outer surface 18 projecting along the upper surface 15 by folding the tip of the outer surface 17 to the indoor side, a receiving surface 15a composed of the upper surface 15 and the upper surface side outer surface 18, and an inclined piece 16 and an inclined piece outer surface 17 The tip 16a, the fitting groove 19 consisting of the joint surface 14, the upper surface 15, and the inclined piece 16, the fitting part 20 consisting of the fitting piece 16a and the fitting groove 19, and the tip of the upper surface side outer surface 18 upward The fixed surface 21 that is bent and protrudes, and the tongue surface that is the end of the fixed surface 21 folded back Those formed from 2.

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, galvalume steel plate, enamel steel plate, clad steel plate, laminated steel plate (vinyl chloride 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 members A are connected as shown in FIG. 3 by inserting the engaging piece 8 into the fitting groove 19 and inserting the fitting piece 16 a into the engaging groove 10. Reference numeral 23 denotes a notch.

  As shown in FIG. 3, the engaging piece 8 is inserted into the fitting groove 19 of the female connecting portion 5 so that the root portion of the engaging piece 8 is pushed in the indoor direction at the tip portion of the fitting piece 16a. To prevent backlash of the connecting portion γ.

  The engagement groove 10 is a space surrounded by the engagement piece 8, the lower wall 6, the decorative surface 1, and the contact piece 9 (the engagement piece back surface 8a, the lower wall back surface 6a, the decorative surface back surface 1a, and the contact piece 9). In this case, the connecting portion γ is formed by including the engaging portion 20 of the female connecting portion 5.

  As shown in FIG. 3, the contact piece 9 of the upper packaging material A is placed on the upper outer surface 18 of the lower packaging material A at the connecting portion γ, and the packaging material A has a hook-type coupling structure. However, even if it is dropped after being hooked, the connected state is maintained.

  Thus, by forming the contact piece 9, there is no need to place the fixing surface 21 with the fixture β while pulling upward, which was a hook-type weak point, when the upper packaging material A was constructed. Workability is greatly improved, and a highly accurate outer wall surface can be formed without the need for advanced construction techniques.

  The protruding piece 12 is a portion that functions as a deformation preventing portion of the contact piece 9 and a core material 3 forming portion. Further, as shown in FIGS. 4 and 5, when the upper packaging material A is pulled up to fit the packaging materials A together, the fitting portion 20 hits the protruding piece 12 on the back surface portion of the packaging material A during construction. It is also a part for reinforcing the back surface part of the exterior material A in order to be in a state of being damaged.

  The joint ground 14 functions as a bottom surface portion of the horizontal joint portion of the connecting portion γ and also functions as a support surface during construction as shown in FIGS. 4 to 6.

  The receiving surface 15a comprising the upper surface 15 and the upper surface side outer surface 17 has the contact piece 9 of the upper exterior material A placed on the connecting portion γ portion when constructed as shown in FIG. Although it is a hook-type connection structure, it is a portion formed so that the connected state is maintained even if it is dropped after being hooked.

  The support surface 16a formed of the fitting piece 16 and the fitting piece outer surface 17 is inserted and fixed in the engagement groove 10 of the upper packaging material A as shown in FIG. In this case, the male connecting portion 4 portion of the upper packaging material A can be firmly fixed on the housing α by being formed so as to coincide with the diagonal line in the engaging groove 10.

  As shown in FIG. 3, the fixing surface 21 is a fixing portion for constructing the exterior material A on the housing α via the fixing tool β.

  Here, the dimensional relationship will be described. As shown in FIGS. 2A and 2B, the width of the notch 23 is H, the width of the engagement groove 10 is H1, the length of the engagement piece 8 is H2, and the width of the fitting piece 16a in the vertical direction. H3, the width of the engaging groove 10 is W1, the width between the protruding piece 12 and the engaging piece 8 is W2, and the opening width of the engaging groove 19 (the height between the joint surface 14 and the tip of the fitting piece 16a) is W3. , The horizontal height of the fitting piece 16a is W4, the thickness of the fitting piece 16a is W5, the height of the receiving surface 15a is W6, and the height to the tip of the contact piece 9 in FIG. 4, where the horizontal height of the engagement piece 8 is W8, the opening width of the ground plane 14 is T1, and the length of the fitting piece 16a is T2, H> H2 + T2, H2 <T1, H1> H3, H2> H1-H3, H1> T2, W1 ≧ W4, W2> W5, W3> W8, W6> W7, and H1> T2, H1≈T2.

  In particular, the relationship of W3> W8 is a relationship necessary for inclining the upper packaging material A and inserting the engagement piece 8 into the fitting groove 19 of the lower packaging material A.

  Moreover, the relationship of H1> T2 and H1≈T2 is a relationship necessary for reliable connection between the exterior materials A and for the exterior materials A to be connected with no play without forming a gap in the joint portion γ. is there.

  Therefore, the construction sequence of the exterior material A will be described with reference to FIGS. First, as shown in FIG. 4, the fixing surface 21 of the lower packaging material A1 is driven and fixed by the fixture β, and the lower wall 6 of the packaging material A is placed on the lower packaging material A as shown in FIG. It forms so that it may contact | abut to the upper side wall 7.

  Thereafter, as shown in FIGS. 5 and 6, the upper packaging material A is pulled upward and the engaging piece 8 is inserted into the fitting groove 19.

  When the engaging piece 8 is inserted into the fitting groove 19, the upper packaging material A is rotated while being pulled up as shown in FIG. 7 and is fitted as shown in FIG. 21 is fixed to the housing α. 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.

  In the wall formed by the exterior material A according to the present invention formed as described above, when negative pressure is applied from the indoor side in the wind pressure resistance performance test of the wall, as shown in FIG. Since the fitting piece 16a formed in an inclined manner with the piece 8 is firmly connected, the exterior material A is prevented from peeling off.

  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 (d) to FIGS. 12 (a) and 12 (b). I can do it.

  9 (a) to (d) to 12 (a) and (b) are cross-sectional views showing other examples of the exterior material A. In particular, FIGS. 10 (a) to (d) This is an exterior material A in which the material 1 is formed of an extruded product such as a metal material (aluminum) or a plastic material.

  FIGS. 13 to 16 are cross-sectional views showing other embodiments of the construction method of the exterior material A. As shown in FIGS. 14 and 15, the upper exterior material is fitted to the fitting piece 16 a of the lower exterior material A. With the engaging piece 8 of A being hooked, the upper packaging material A is pulled up, and then the upper packaging material A is rotated and fitted while being pulled up as shown in FIG. 16, and the fixing surface 21 of the upper packaging material A is fixed. It is fixed to the housing α.

α Frame β Fixture γ Connecting part A Exterior material P Packing a Decorative surface 1 Surface material 1a Decorative surface back surface 2 Back surface material 3 Core material 4 Male connecting portion 5 Female connecting portion 6 Lower side wall 6a Lower side wall rear surface 7 Upper side wall 8 Engagement piece 8a Engagement piece back surface 9 Contact piece 10 Engagement groove 11 Engagement part 12 Projection piece 13 Tongue piece 14 Ground surface 15 Upper surface 15a Receiving surface 16 Inclination piece 16a Fitting piece 17 Inclination piece outer surface 18 Upper surface side outer surface 19 Fitting groove 20 Fitting portion 21 Fixed surface 22 Tongue surface 23 Notch

Claims (1)

It has a male-female connection structure at the upper and lower ends of the decorative surface, and in the long exterior material, the male connection portion has a lower side wall in which the lower end of the vertical surface-shaped decorative surface is bent indoors, An engagement piece having a tip projecting upward, an abutment piece projecting indoors from the lower end of the decorative surface, and an engagement groove comprising the engagement piece, the lower wall, the decorative surface, and the contact piece The female connecting portion includes an upper wall projecting the upper end of the decorative surface to the indoor side, a joint surface projecting the tip of the upper wall upward, and a receiving surface bending the tip of the joint surface to the outdoor side. , The front end of the receiving surface is inclined and protrudes toward the indoor side, and the fitting is composed of a fitting piece having a length substantially the same as the distance between the lower side wall and the abutting piece, and the ground plane, the receiving surface, and the fitting piece. An exterior material, characterized in that it is formed from a groove and a fixed surface protruding further upward from the tip of the joint.

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