JP7002183B2 - Waterproof floor board - Google Patents

Description

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

In general, many waterproof floorboards made by rolling or press-molding metal plate materials are on the market. (See, for example, Patent Documents 1 and 2).

Jikkenhei 4-098923 Gazette Japanese Unexamined Patent Publication No. 2001-081908

Patent Document 1 relates to "a structure of a waste plate for connecting surface structural materials", and discloses a waste plate in which drainage inner ridges are symmetrically formed to be guided and flowed from the left and right sides toward the center. Further, Patent Document 2 relates to a "joint component" and discloses a water receiving member whose circumference excluding the downstream end of the water gradient is surrounded by rising ribs. However, although the lower edge bent piece 4 of the discarded plate is formed on the discarded plate of Patent Document 1, there is a risk that the lower edge bent piece 4 itself promotes the infiltration of rainwater due to the capillary phenomenon. Further, there was no downwardly bent rising rib at the downstream end of the water gradient of the water receiving member of the patent document.

In order to solve such a drawback, the present invention has a flat waterproof surface made of a thin metal plate, a horizontal waterproof piece in which both ends of the waterproof surface are folded back to the outdoor side, and the upper end of the waterproof surface is on the outdoor side. Formed at the lower end of the horizontal waterproof piece, the upper waterproof piece protruding inward, the lower diagonal piece with the lower end of the waterproof surface bent inward, the locking piece with the tip of the lower diagonal piece bent inward. It is formed from a packing material, and the lower diagonal piece is inclined and bent to provide a waterproof floor plate formed by cutting out the left and right portions of the bent surface.

As described above, according to the waterproof floor plate according to the present invention, (1) the waterproof floor plate on which the packing material is formed is formed on the back surface of the vertical joint portion, so that the waterproof property is improved. (2) By forming an inclined waterproof piece, the lower end of the waterproof surface is inclined and bent toward the back surface side, and the left and right parts of the bent surface are cut out to allow rainwater to enter from the fitting part. It can be released to the left and right, improving waterproofness. There are features and effects such as.

It is explanatory drawing which shows a typical example of the waterproof floor board which concerns on this invention. It is explanatory drawing which shows the waterproof floor board and the construction state which concerns on this invention. It is explanatory drawing which shows the construction state of the waterproof floor board which concerns on this invention. It is explanatory drawing which shows the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the construction state of the waterproof floor board which concerns on this invention. It is explanatory drawing which shows the construction state of the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the construction state of the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the construction state of the roofing material used for the waterproof flooring board which concerns on this invention, and the left-right end portion of the roofing material. It is explanatory drawing which shows the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the construction order of the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the construction order of the roofing material used for the waterproof flooring board which concerns on this invention. It is explanatory drawing which shows the construction state of the roofing material used for the waterproof flooring board which concerns on this invention.

The waterproof floor plate according to the present invention will be described in detail below with reference to the drawings. 1 (a) to 1 (e), FIGS. 2 (a), and 2 (b) are explanatory views showing a waterproof floor plate according to the present invention and explanatory views showing a construction state. 3 and 4 (a) to 4 (c) are explanatory views showing a typical example of the roofing material A composed of the metal roofing material B, the heat insulating material C, and the back surface material D, and FIGS. 5 to 7 show the roofing material A. Explanatory views showing the construction state, FIGS. 8 to 11 are explanatory views showing the left and right ends of the roofing material A, and in FIGS. 12 (a) to 12 (c), FIG. , (B) is an end view of the bb portion of FIG. 8, and (c) is an end view of the cc portion of FIG.

Further, in FIGS. 13 (a) to 13 (c), FIG. 13 (a) is a sectional view taken along line dd of FIG. 11, FIG. 13 (b) is a sectional view taken along line ee of FIG. It is sectional drawing of ff part of. Further, FIGS. 14 (a) to 14 (c), FIGS. 15 (a) to 15 (c) are explanatory views showing a construction order, and FIG. 16 is an explanatory view 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 rafters 1, field boards 2, and a waterproof sheet 3 as shown in FIG. 5 at the time of new construction. That is, it is a base α having a general structure in which a field board 2 is laid on a rafter 1 and a waterproof sheet 3 (asphalt felt) is arranged on the field board 2. In addition, as the base α, H-shaped steel, I-shaped steel, groove-shaped steel, lightweight groove-shaped steel, lip channel steel, equilateral angle steel, unequal-sided angle steel, square steel (square pipe), circular steel (round pipe), It is also possible to use a steel base using such materials. Of course, when renovating an existing roof as it is, existing roofs (not shown) such as metal horizontal roofs, metal tile bar roofs, new roofs (colonial), tile roofs, etc. are placed on these bases α. The formed existing roof structure serves as the base α. Of course, the base α that does not form the waterproof sheet 3 may be used.

The metal roofing material B is formed by, for example, a metal plate (color steel plate, copper plate, aluminum plate, titanium plate, stainless plate, sandwich steel plate, clad steel plate, etc.) formed by roll forming, press forming, extrusion forming, or the like. ..

Further, the metal roofing material B has a long plate shape, and as shown in FIGS. 4A to 4C, a substantially horizontal planar decorative surface 4, a back surface 5, and a decorative surface 4 under water. A stepped decorative surface 6 whose side end hangs down to the indoor side and a stepped decorative surface 6 are bent in a substantially U-shape so as to open on the water side to form an insertion edge 7, and the decorative surface 4 and the stepped decorative surface 6 and the insertion edge are formed. A substantially U-shaped hook groove 8 is formed from 7 to form a male connecting portion 9.

Further, as shown in FIGS. 4A to 4C, the insertion having a substantially U-shaped cross section formed by opening the tip of the decorative surface 4 to the lower side of the water at the water upper end of the decorative surface 4. A fitting groove 10 that fits with the edge 7, a fitting edge 11 that is 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), a lower end portion 14a is projected inward on the outdoor side of the decorative surface 4 at one end edge of the metal roofing material B. An inclined waterproof piece 15 that is inclined and protrudes to the outdoor side, a recess 16 formed in the inclined waterproof piece 15, a waterproof gap 17 formed by the concave portion 16, and a decorative surface 4 outside the tip of the inclined waterproof piece 15. A lower connecting portion 14 formed from a convex portion 18 inclined toward the center of the decorative surface 4 and projecting to the outdoor side is formed on the upper surface. Further, when the inclined waterproof piece 15 forms a horizontal piece 15a and an inclined piece 15b with the concave portion 16 as a boundary, and the inclined piece 15b comes into contact with the back surface 5 of the metal roofing material B around the concave portion 16. It is designed so that it can be smoothly deformed along the back surface 5.

Further, on the other end edge of the metal roofing material B, as shown in FIGS. 9, 11, 12 (a) to 12 (c), the upper end portion 19a of the other end edge of the metal roofing material B is outward. The protruding piece 20 is further projected, the notch 21 is cut from the female connecting portion 13 of the protruding portion, the tongue piece 22 is the tip of the protruding piece 20 folded inward, and the tip of the protruding piece 20 is roofed. The contact piece 20a inclined inward and hanging down, the notch 23 on the back surface portion of the protruding piece 20, the drain hole 24 notched near the upper end portion 19a of the insertion edge 7, and the second drain hole 25. The upper connecting portion 19 formed from the positioning piece 26 and the waterproof void 27 formed from the abutting 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 by connecting the upper connecting portion 19.

The inclined waterproof piece 15 is formed by folding the lower end portion 14a to the outdoor side and forming the tip portion so as to be inclined to the outdoor side, so that the inclined waterproof piece 15 comes into contact with the back surface 5 of the protruding piece 20 by its springback function and is waterproof. By forming a recess 16 in the middle of the structure, a waterproof gap 17 is formed in the connecting portion, and the waterproof property is further improved. Assuming that the height of the contact piece 20a is H and the height of the inclined waterproof piece 15 is h, the relationship is H <h.

As shown in FIG. 8, the convex portions 18 are inclined downward to the water bottom in the center of the decorative surface 4 to form a plurality of convex portions 18 at a constant pitch, so that rainwater, wind, etc. that are about to enter the inside are indicated by dotted arrows in FIG. As shown, the water is discharged to the outside, and 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 further improves the waterproofness and airtightness.

In the figure, the formation angle r is r = 30 °. Further, the forming position of the convex portion 18 is the width from the lower end portion 14a to the convex portion 18 forming position w, and the width from the upper end portion 19a to the tip of the protruding piece 20 (width of the notch 23) as shown in FIG. Let W be the relationship of W> w. As shown in FIG. 8, in the relationship between the convex portions 18, if the overlapping t in the vertical direction is provided between the convex portions 18, the waterproof property is further improved. If the vertical overlap of the convex portions 18 is T, then T ≧ 0.

By forming a plurality of the convex portions 18 by inclining in this way, molding can be performed with the molding distortion of the end portions minimized. Further, since there is no distortion, the dimensional accuracy of the metal roofing material B is improved, and further, 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 by being connected on the lower connecting portion 14.

As shown in FIG. 12A, the projecting piece 20 is a portion formed on the lower connecting portion 14 via the notch 21 to form a waterproof vertical joint γ, and the convex portion 18 abuts. The pieces 20a form a plurality of waterproof voids 27 to improve waterproofness and airtightness.

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

The contact piece 20a prevents the formation of a gap in the vertical joint γ between the projecting piece 20 and the decorative surface 4, improves waterproofness, improves design, and prevents the edges from fluttering. It is formed, and by forming it at an angle, it exerts springback. Further, by forming the contact piece 20, a downforce due to wind acts on the end portion, the adhesion of the end portion is improved, a gap is eliminated, and the waterproof property is further improved.

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

When the drain holes 24 are connected as shown in FIGS. 5 to 7, the rainwater infiltrated from the vertical joint γ portion does not infiltrate into the inside from the insertion edge 7 portion on the lower roof material A. It is a part to be drained to the decorative surface 4.

When the second drainage hole 25 is connected as shown in FIGS. 5 to 7, when rainwater infiltrated from the vertical joint γ portion tries to infiltrate beyond the drainage hole 24, the lower roofing material It is a part to be drained to the decorative surface 4 on A. Further, the positioning piece 26 is a portion for specifying the formation position of the notch 23. Of course, the positioning piece 26 serves as a cutting position (mark) between the heat insulating material C and the back surface material D for separating the plurality of continuous roofing materials A forming the heat insulating material C and the back surface 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 soundproofing material, a sound absorbing material, a cushioning material, a fireproofing material, a dew condensation prevention material, etc., and mainly uses a synthetic resin foam. It is a thing. The material is a synthetic resin foam such as styrene foam, polyurethane foam, polyisocyanurate foam, phenol foam, vinyl chloride foam, polyethylene foam, polystyrene foam, urea foam, etc., for example, a stock solution of resole-type phenol. It is formed by mixing a curing agent and a foaming agent, discharging them onto the back surface side of the front surface material or the back surface material, and heating to react, foam, and cure.

In addition, in the heat insulating material C, as various flame-retardant materials, lightweight aggregates (pearlite grains, glass beads, gypsum slag, talc stone, silas balloon, aluminum hydroxide, etc.), fibrous materials (glass wool, rock wool, carbon fiber, etc.) (Graphic, etc.) can be mixed to improve fire resistance and fire resistance.

The back surface material D is 1 such as kraft paper, aluminum vapor-deposited paper, asphalt felt, metal foil (Al, Fe, Pb, Cu), synthetic resin sheet, rubber sheet, cloth sheet, gypsum paper, aluminum hydroxide paper, glass fiber non-woven fabric, etc. It consists of seeds, laminated sheets of two or more kinds, waterproof-treated, flame-retardant-treated sheets, and the like.

The waterproof floor plate F is shown in FIGS. 1 (a) to 1 (e) ((c) is a sectional view taken along line pp in FIG. 1 (a), and (d) is a line view taken along line qq in FIG. 1 (a)). , (E) is formed on the back surface between the vertical joints γ1 of the roofing material A as shown in the bottom view of (a), FIGS. 2 (a), (b), 3 and 5, and the vertical joints γ1. The rainwater that leaked from the roof material A was allowed to flow down onto the decorative surface 4 of the lower roofing material A so that the rainwater would not leak to the base α.

More specifically, the waterproof floor plate F has a vertical flat waterproof surface F1, a convex positioning rib F2 formed near the center of the waterproof surface F1, and horizontal waterproofing in which both ends of the waterproof surface F1 are folded back to the outdoor side. One piece F3, an upper waterproof piece F4 in which the upper end of the waterproof surface F1 is inclined toward the outdoor side, a lower diagonal piece F5 in which the lower end of the waterproof surface F1 is bent inward, and the tip of the lower diagonal piece F5 are inward. It is formed of a locking piece F6 bent in a straight line, a protrusion F7 indicating a position where the packing material E is formed on the horizontal waterproof piece F3, and a packing material E formed on the lower end of the horizontal waterproof piece F3.

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

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

The waterproof surface F1 of the waterproof floor plate F is formed along the shape of the back surface of the roofing material A. Further, as shown in FIG. 3, the positioning rib F2 is formed at the joint portion on the back surface of the vertical joint portion γ1 in order to secure the construction position.

As shown in FIGS. 1 (a) to 1 (e), FIGS. 2 (a), (b), and FIG. 5, the lower diagonal piece F5 is bent by tilting the lower end of the waterproof surface F1 toward the back surface side. The shape is such that the left and right parts of the bent surface are cut out. By forming the lower diagonal piece F5 diagonally in this way, rainwater that infiltrates from the fitting portion can escape to the left and right, and the waterproof property is improved.

Therefore, the construction method of the roofing material according to the present invention will be described. Therefore, it is assumed that the roofing material A as shown in FIGS. 4 (a) and 4 (c) is constructed as shown in FIGS. 5 and 14 (a) to 14 (c) to 16.

First, as shown in FIG. 5, FIG. 14 (a), in which the upper roof material A is constructed on the lower roof material A, and FIG. 14 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 connecting portion 19 of the right roof material A2 is overlapped.

After that, the roofing material A on the right is pushed in as shown by the arrows in FIGS. 14 (b) and 15 (b) for construction, and the fixing piece 12 of the roofing material A2 is attached with nails or the like as shown in FIG. It is fixed to the base α by the fixture β and installed as shown in FIG. 15 (c). By sequentially performing this step 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 roofing material A2 on the right side so as to push it diagonally.

α Base β Fixture γ Vertical joint γ1 Horizontal joint A Roof material A1 Roof material A2 Roof material B Metal roof material C Insulation material D Back surface material E Packing material F Waterproof floor plate F1 Waterproof surface F2 Positioning rib F3 Horizontal waterproof piece F4 Upper waterproof piece F5 Lower diagonal piece F6 Locking piece F7 Protrusion K House M Window Y Roof 1 Tarugi 2 Field board 3 Waterproof sheet 4 Decorative surface 5 Back side 6 Step Decorative surface 7 Insertion edge 8 Hook groove 9 Male connecting part 10 fitting Joint groove 11 Fitting edge 12 Fixed piece 13 Female connecting part 14 Lower connecting part 14a Lower end 15 Inclined waterproof piece 15a Horizontal piece a
15b Inclined piece 16 Concave 17 Waterproof gap 18 Convex 19 Upper connecting part 19a Upper end 20 Protruding 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)

A flat waterproof surface made of a thin metal plate, a horizontal waterproof piece with both ends of the waterproof surface folded back to the outdoor side, an upper waterproof piece with the upper end of the waterproof surface inclined to the outdoor side, and a waterproof surface. It is formed from a lower diagonal piece with the lower end bent inward, a locking piece with the tip of the lower diagonal piece bent inward, and a packing material formed at the lower end of the horizontal waterproof piece, and the lower diagonal piece is tilted. The waterproof floor plate is characterized in that it is formed by cutting out the left and right portions of the bent surface.

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