JP2017166175A - Waterproof back batten - Google Patents

Abstract

PURPOSE: To provide a waterproof back batten with improved construction function, waterproof function, and other.CONSTITUTION: A waterproof back batten F comprises: a vertical planar waterproof surface F1; a convex positioning rib F2 formed near a center of the waterproof surface F1; a horizontal waterproof piece F3, which is formed by folding both ends of the waterproof surface F1 back to outdoor side; an upper waterproof piece F4, which is formed by making a top edge of the waterproof surface F1 incline and protrude toward outdoor side; a lower diagonal piece F5, which is formed by bending a lower end of the waterproof surface F1 to indoor side; a locking piece F6, which is formed by bending a tip of the lower diagonal piece F5 inward; and a packing material E formed at a bottom end of the horizontal waterproof piece F3. The lower diagonal piece F5 inclines and bends and is formed by notching right and left parts of the bent surface.SELECTED DRAWING: Figure 1

Description

The present invention relates to a waterproof siding board with improved construction function, waterproof function, and the like.

In general, a large number of waterproof slats made by processing metal plate materials by roll molding, press molding or the like are on the market. (For example, refer to Patent Documents 1 and 2).

Japanese Utility Model Publication No. 4-098923 JP 2001-081908 A

Patent Document 1 relates to “a structure of a discard plate for connecting surface structure members”, and discloses a discard plate in which drainage protrusions that are guided to flow downward from the left and right sides toward the center are symmetrically formed. Patent Document 2 relates to a “joint part”, and discloses a water receiving member in which the periphery excluding the downstream end of the water gradient is surrounded by a rising rib. However, although the lower edge bent piece 4 of the discard board is formed on the discard board of Patent Document 1, there is a risk that the lower edge bent piece 4 itself promotes intrusion of rainwater due to a capillary phenomenon. In addition, the water receiving member water gradient downstream end of the patent document does not have a rising rib bent downward.

In order to solve such drawbacks, the present invention has a vertically flat waterproof surface, a horizontal waterproof piece in which both end portions of the waterproof surface are folded back to the outdoor side, and an upper end of the waterproof surface that protrudes inclined to the outdoor side. Formed from an upper waterproof piece, a lower oblique piece with the lower end of the waterproof surface bent to the indoor side, a locking piece in which the tip of the lower oblique piece is bent inward, and a packing material formed at the lower end of the lateral waterproof piece At the same time, the lower diagonal piece is inclined and bent, and provides a waterproof siding board formed by cutting out the left and right portions of the bent surface.

As described above, according to the waterproof siding board according to the present invention, (1) the waterproof siding board on which the packing material is formed is formed on the back surface of the vertical joint part, so that the waterproof property is improved. (2) By forming the sloped waterproof piece, the lower end of the waterproof surface is inclined obliquely toward the back side, and the rainwater entering from the fitting portion is formed by cutting the left and right portions of the bent surface. It can escape to the left and right, improving waterproofness. There are features and effects.

It is explanatory drawing which shows a typical example of the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the waterproofing siding board which concerns on this invention, and a construction state. It is explanatory drawing which shows the construction state of the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the construction state of the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the waterproofing siding board which concerns on this invention, and the right-and-left end part of a roof material. It is explanatory drawing which shows the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the construction order of the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the construction order of the roof material used for the waterproofing siding board which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the waterproofing siding board which concerns on this invention.

Hereinafter, the waterproof siding board according to the present invention will be described in detail with reference to the drawings. 1 (a) to 1 (e), 2 (a), and 2 (b) are an explanatory view showing a waterproof siding board according to the present invention and an explanatory view showing a construction state. 3 and 4 (a) to (c) are explanatory views showing a typical example of the roof material A made of the metal roof material B, the heat insulating material C, and the back surface material D, and FIGS. FIG. 8 to FIG. 11 are explanatory views showing the left and right ends of the roofing material A, and FIGS. 12 (a) to 12 (c), (a) is an end view of the aa portion of FIG. 6. (B) The figure is a bb section end view of Drawing 8, (c) Drawing is a cc section end view of Drawing 9.

13A to 13C, FIG. 13A is a sectional view taken along the line dd in FIG. 11, FIG. 13B is a sectional view taken along the line ee in FIG. 11, and FIG. FIG. Further, FIGS. 14A to 14C and FIGS. 15A to 15C are explanatory diagrams showing a construction order, and FIG. 16 is an explanatory diagram showing a construction state. In the figure, α is a base, β is a fixture such as a nail, γ is a vertical joint, γ1 is a horizontal joint, K is a house, M is a window, and Y is a roof.

The base α indicates a wooden base composed of a rafter 1, a field board 2 and a waterproof sheet 3 as shown in FIG. That is, it is a base α having a general structure in which a base plate 2 is laid on the rafter 1 and a waterproof sheet 3 (asphalt felt) is disposed on the base plate 2. In addition, as base α, 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), It is also possible to use a steel base using, for example. Of course, when renovating the existing roof as it is, existing roofs (not shown) such as metal sided roofs, metal roof tiled roofs, new tiles (colonial), tiled roofs, etc. on these base α The formed existing roof structure is the base α. Of course, the base α on which the waterproof sheet 3 is not formed may be used.

The metal roof material B is formed by roll forming, press forming, extrusion forming, 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. .

More specifically, the metal roofing material B has a long plate shape. As shown in FIGS. 4A to 4C, the decorative surface 4, the back surface 5, and the decorative surface 4 below the surface of the decorative surface 4. A stepped decorative surface 6 with the side ends hanging down indoors, and an insertion edge 7 formed by bending in a substantially U shape so as to open to the water side, and the decorative surface 4 and the stepped decorative surface 6 and the insertion edge 7, a substantially U-shaped hook groove 8 is formed to form a male connecting portion 9.

Further, as shown in FIGS. 4A to 4C, the above-mentioned plug formed by opening the tip of the decorative surface 4 to the water-side end and forming a substantially U-shaped cross section at the water-side end portion of the decorative surface 4. A fitting groove 10 fitted to the edge 7, a fitting edge 11 serving as an upper edge of the fitting groove 10, and a fixing surface 12 are formed to form a female connecting portion 13.

Further, as shown in FIGS. 8, 10, and 12 (a) to 12 (c), at one end edge of the metal roof material B, a lower end portion 14 a protrudes inward on the outdoor side of the decorative surface 4. An inclined waterproof piece 15 that protrudes inclined toward the outdoor side, a recess 16 formed in the inclined waterproof piece 15, a waterproof gap 17 formed by the recess 16, and a decorative face 4 outside the tip of the inclined waterproof piece 15. The lower connection part 14 formed from the convex part 18 which inclines to the center of the decorative surface 4 and protruded on the outdoor side is formed on the top. More specifically, when the inclined waterproof piece 15 forms the horizontal piece 15a and the inclined piece 15b with the recess 16 as a boundary, the inclined piece 15b contacts the back surface 5 of the metal roofing material B with the recess 16 as the center. It can be smoothly deformed along the back surface 5.

Further, the other end edge of the metal roof material B is provided with an upper end portion 19a of the other end edge of the metal roof material B on the outer side, as shown in FIGS. The protruding piece 20 further protruding, the notch 21 obtained by cutting the protruding portion of the female connecting portion 13, the tongue piece 22 in which the tip of the protruding piece 20 is folded back inward, and the tip of the protruding piece 20 are shown in FIG. A contact piece 20a that is slanted inwardly, a notch 23 on the back surface of the protruding piece 20, a drain hole 24 that is cut out in the vicinity of the upper end portion 19a of the insertion edge 7, and a second drain hole 25; The upper connecting portion 19 formed from the positioning piece 26 and the waterproof gap 27 formed from the contact piece 20a is formed.

As shown in FIGS. 6, 7, and 12 (a) to 12 (c), the lower connecting portion 14 is a portion that exhibits a waterproof function when the upper connecting portion 19 is connected.

The inclined waterproof piece 15 is formed by folding the lower end portion 14a to the outdoor side and forming the tip portion inclined to the outdoor side so that it contacts the back surface 5 of the protruding piece 20 by its springback function and is waterproof. In addition to strengthening, a recess 16 is formed in the middle, thereby forming a waterproof gap 17 in the connecting portion and further improving waterproofness. In addition, when the height of the contact piece 20a is H and the height of the inclined waterproof piece 15 is h, the relationship of H <h is established.

As shown in FIG. 8, a plurality of convex portions 18 are inclined to the lower side of the center of the decorative surface 4 and formed at a constant pitch, so that rainwater, wind, and the like to enter inside are indicated by dotted arrows in FIG. As shown in the figure, the water is discharged to the outside, and the waterproofness and airtightness are further improved by the synergistic effect of the inclined waterproof piece 15, the recess 16, the waterproof gap 17, the contact piece 20a, and the waterproof gap 27.

In the figure, the formation angle r is r = 30 °. Further, the formation position of the convex portion 18 is the width from the lower end portion 14a to the convex portion 18 formation position, and the width from the upper end portion 19a to the tip of the protruding piece 20 (the width of the notch 23) as shown in FIG. If W is W, then W> w. In addition, in the relationship between the convex parts 18 as shown in FIG. 8, if the vertical overlap t is provided between the convex parts 18, waterproofness will improve further. Note that T ≧ 0, where T is the overlap in the vertical direction of the protrusion 18.

By forming a plurality of the convex portions 18 by inclining in this way, molding can be performed while minimizing molding distortion at the end portion. Moreover, since there is no distortion, the dimensional accuracy of the metal roofing material B is improved, and the workability and waterproofness are improved by improving the dimensional accuracy.

As shown in FIGS. 6, 7, and 12 (a) to 12 (c), the upper connecting portion 19 is a portion that exhibits a waterproof function when connected to the lower connecting portion 14.

As shown in FIG. 12A, the protruding piece 20 is a portion that is formed on the lower connecting portion 14 via the notch 21 and forms a waterproof vertical joint γ. A plurality of waterproof gaps 27 are formed by the piece 20a to improve waterproofness and airtightness.

The notch 21 is a space where the fitting edge 11 and the fixing piece 12 are notched so that the female connecting portion 13 does not get in the way when the metal roof materials B are connected to each other. Of course, the heat insulating material C and the back surface material D do not exist in the notch 21.

The abutting piece 20a prevents a space from being formed in the vertical joint γ between the protruding piece 20 and the decorative surface 4, improves the waterproof property, and improves the design and prevents the end portion from fluttering. It is formed and exerts a spring back by being formed at an inclination. Further, by forming the contact piece 20, down force due to wind acts on the end portion to improve the adhesion of the end portion to eliminate the gap and further improve the waterproof property.

The notch 23 is a space that is notched so that the heat insulating material C and the back surface material D do not get in the way when the roof materials A are connected in the horizontal direction.

When the drainage hole 24 is connected as shown in FIGS. 5 to 7, the rainwater that has entered from the vertical joint γ portion does not enter the interior from the insertion edge 7 portion on the roof material A in the lower stage. It is a part that drains to the decorative surface 4.

When the second drain hole 25 is connected as shown in FIGS. 5 to 7, when rainwater entering from the vertical joint γ portion tries to enter beyond the drain hole 24, the lower roof material It is a part which drains to the decorative surface 4 on A. The positioning piece 26 is a part for specifying the formation position of the notch 23. Of course, the positioning piece 26 is used as a cutting position (marker) of the heat insulating material C and the back material D for separating the plurality of continuous roof materials A formed with the heat insulating material C and the back material D at the time of manufacturing the roof material A. Is also a functioning part.

The heat insulating material C functions as a waterproof material, a heat insulating material, a reinforcing material, a raising material, a soundproof material, a sound absorbing material, a buffer material, a fireproof material, a dew condensation prevention material, etc., and mainly uses a synthetic resin foam. Is. The material is made of synthetic resin foam such as styrene foam, polyurethane foam, polyisocyanurate foam, phenol foam, vinyl chloride foam, polyethylene foam, polystyrene foam, urea foam, etc. And a curing agent and a foaming agent are mixed, discharged onto the back surface side of the front surface material or the back surface material, and heated to react, foam and cure.

In addition, in the heat insulating material C, lightweight aggregates (perlite grains, glass beads, gypsum slag, talc stone, shirasu balloon, aluminum hydroxide, etc.), fibrous materials (glass wool, rock wool, carbon fiber, Graphite etc. can be mixed to improve fire resistance and fire resistance.

Back material D is 1 such as kraft paper, aluminum evaporated 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, etc. It is composed of a seed, or a laminate of two or more kinds, or a sheet subjected to waterproof treatment or flame retardant treatment.

  1 (a) to (e) ((c) is a cross-sectional view taken along line pp in FIG. 1 (a), and (d) is a cross-sectional view taken along line q-q in FIG. 1 (a)). , (E) is a bottom view of FIG. (A), as shown in FIGS. 2 (a), (b), FIG. 3, and FIG. 5, formed on the back surface of the roof material A between the vertical joints γ1, and the vertical joints γ1 In this case, the rainwater that has leaked from the roof is made to flow down on the decorative surface 4 of the lower roofing material A so that the rainwater does not leak to the base α.

  More specifically, the waterproof siding board F is a horizontal waterproofing having a vertical flat waterproofing surface F1, convex positioning ribs F2 formed near the center of the waterproofing surface F1, and both ends of the waterproofing surface F1 folded back to the outdoor side. A piece F3, an upper waterproof piece F4 that protrudes by tilting the upper end of the waterproof surface F1 to the outdoor side, a lower oblique piece F5 in which the lower end of the waterproof surface F1 is bent to the indoor side, and the tip of the lower oblique piece F5 inward Are formed from a locking piece F6 bent in a straight line, a protrusion F7 indicating the formation position of the packing material E formed on the lateral waterproofing piece F3, and a packing material E formed at the lower end of the lateral waterproofing piece F3.

  As a material of the waterproof siding plate F main body, for example, a metal plate (color steel plate, copper plate, aluminum plate, titanium plate, stainless steel plate, sandwich steel plate, clad steel plate, etc.) is formed by roll forming, press forming, extrusion forming, etc. It is a thing. Of course, a molded product obtained by processing an extruded material of a resin material may be used.

  Further, as the packing material E, for example, the standard and elastic packing material E includes, for example, foamed rubber, polyvinyl chloride, chloroprene, chlorosulfonated polyethylene, ethylene propylene, asphalt impregnated polyurethane, EPM, EPDM. Examples of commercially available products such as those that are commercially available, or curable packing materials E are silicone (reactive curable, moisture curable), modified silicone (reactive curable), polysulfide (reactive curable), polyurethane It consists of a system (reaction curable type, moisture curable type), SBR type (dry curable type), acrylic type (dry curable type), etc., and is mainly useful as a function of a waterproof material, an airtight material, and the like.

  In addition, the waterproof surface F1 of the waterproof siding board F is formed along the back surface shape of the roof material A. Moreover, the positioning rib F2 is formed in order to ensure a construction position in the joint part of the back surface of the vertical joint part (gamma) 1, as shown in FIG.

  As shown in FIGS. 1 (a) to 1 (e), 2 (a), 2 (b), and 5, the lower oblique piece F5 is bent with the lower end of the waterproof surface F1 inclined obliquely toward the back surface side, The shape is formed by cutting out the left and right portions of the bent surface. By forming the lower oblique piece F5 obliquely in this way, rainwater entering from the fitting portion can be released to the left and right, and the waterproofness is improved.

Then, the construction method of the roof material which concerns on this invention is demonstrated. Therefore, it is assumed that the roof material A as shown in FIGS. 4 (a) and 4 (c) is constructed as shown in FIGS. 5 and 14 (a) to (c) to FIG.

First, as shown in FIG. 5, the upper roof material A is constructed on the lower roof material A as shown in FIG. 14 (a) and on the lower connecting portion 14 of the left roof material A1 in FIG. 15 (a). (B) As shown in FIG.15 (b), the upper connection part 19 of the right roof material A2 is piled up.

14 (b) and FIG. 15 (b), the right roofing material A is inserted so as to be pushed in as shown by arrows, and the fixing piece 12 of the roofing material A2 is made of a nail or the like as shown in FIG. It fixes to base | substrate (alpha) with the fixing tool (beta), and it constructs as shown in FIG. By sequentially performing this process in the right direction and the upward direction, the construction is completed as shown in FIG. Of course, it is also possible to insert the right roof material A2 so as to be pushed in an oblique direction.

α base β fixing fixture γ vertical joint γ1 horizontal joint A roofing material A1 roofing material A2 roofing material B metal roofing material C heat insulating material D back surface material E packing material F waterproofing surface board F1 waterproofing surface F2 positioning rib F3 horizontal waterproofing piece F4 Upper waterproof piece F5 Lower oblique piece F6 Locking piece F7 Protrusion K House M Window Y Roof 1 Rafter 2 Field board 3 Waterproof sheet 4 Cosmetic surface 5 Back surface 6 Step decorative surface 7 Insertion edge 8 Hook groove 9 Male connection part 10 fitting Joint groove 11 Fitting edge 12 Fixing piece 13 Female type connecting part 14 Lower connecting part 14a Lower end part 15 Inclined waterproofing piece 15a Horizontal piece a
15b inclined piece 16 concave portion 17 waterproof gap 18 convex portion 19 upper connecting portion 19a upper end portion 20 projecting piece 20a contact piece 21 notch 22 tongue piece 23 notch 24 drain hole 25 second drain hole 26 positioning piece 27 waterproof gap

Claims (1)

Vertical flat waterproof surface, horizontal waterproof piece with both ends of the waterproof surface folded back to the outdoor side, upper waterproof piece protruding with the upper end of the waterproof surface inclined to the outdoor side, and the lower end of the waterproof surface to the indoor side It is formed from a bent lower diagonal piece, a locking piece bent inward at the tip of the lower diagonal piece, and a packing material formed at the lower end of the lateral waterproof piece, and the lower diagonal piece is bent and bent. A waterproof siding board characterized by being formed by cutting out the left and right parts of the surface.

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