JP2015178719A - Verge section structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a verge section structure improved in construction function, waterproof function and the like.SOLUTION: As for a structure where end parts of a room material A with a male-female fitting structure formed on its upper and lower end parts, and with one end of its horizontal end parts in a longer direction bent downward and folded to form a locking piece A3, are processed with a verge section; a verge member F composed of a fixation piece F1 in the form of a horizontal plane, a waterproof piece F3 which is an upwardly protruded portion in the middle of the fixation piece F1, a decorative piece F4 which is one end of the fixation piece F1 bent downward, a side piece F6 which is an upper end of the decorative piece F4 protruded upward, and an insertion piece F9 which is an upper end of the side piece F6 protruded outward, is used; and the structure is formed by locking the locking member A3 of the roof material A on the insertion piece F9 of the verge member F which is fixed.

Description

The present invention relates to a keraba portion structure with improved construction function, waterproof function, and the like.

In general, many keraba members obtained by processing a metal plate material by roll molding, press molding or the like are on the market. (For example, refer to Patent Documents 1 to 5).

JP 10-046755 A JP 10-046757 A JP-A-62-296047 Japanese Utility Model Publication No. 56-029122 Japanese Utility Model Publication No. 62-006176

However, in Patent Documents 1 and 2, because the fixed surface of the keraba arabesque 22 is on the same plane as the edge portion of the keraba arabesque 22, there is a roof with a step and a heat insulating material formed on the back surface. When used, as shown in FIG. 16 (a), it is necessary to form a large locking piece portion by bending the roof material end, or as shown in FIG. 16 (b), A step was formed between the arabesque and the roofing material, and construction was not possible unless the edge of the roofing material was deformed. Further, in Patent Document 3, it is necessary to process the roof material one by one at the site, and it is necessary to perform processing on the side surface of the wife, which is dangerous, and the folded portion is exposed to the outside. Because it appears, there was a disadvantage that required skill from the viewpoint of aesthetics. Furthermore, Patent Documents 4 and 5 form a long metal plate material, form a space in which the end of the roofing material can be inserted, and form the keraba portion by inserting the end of the roofing material into the space. However, since it has a structure in which the end portion of the roofing material is inserted, it is inferior in terms of waterproofness and wind pressure resistance.

In order to solve such drawbacks, the present invention forms a male-female fitting structure at the upper and lower ends, and hangs down one end of the left and right end portions in the longitudinal direction downward to form a locking piece. In the structure in which the end of the material is stored in the keraba portion, a horizontal flat fixed piece, a waterproof piece protruding upward in the middle of the fixed piece, a decorative piece with one end of the fixed piece hanging downward, and an upper end of the decorative piece By using the keraba member formed from the side piece protruding upward and the insertion piece protruding outward from the upper end of the side piece, by locking the locking piece of the roof material to the insertion piece of the keraba member The formed keraba portion structure is provided.

As described above, according to the keraba part structure according to the present invention, (1) the formation of a waterproof piece can form a bowl-shaped space together with the fixed piece and the side piece, and it is also waterproof against the intrusion of rainwater in the unlikely event. Excellent. (2) Since the end portion of the roof material can be fitted into the insertion piece, the strength of the end portion is enhanced and the wind pressure strength is excellent. (3) By forming the side piece with height, when inserting the roof material end into the insertion piece, deformation of the roof material end can be prevented as much as possible, the fit of the keraba part, workability, aesthetics Improves. (4) It can also be used as an arabesque used at the beginning of roofing. There are features and effects.

It is explanatory drawing which shows a typical example of the keraba part structure which concerns on this invention. It is explanatory drawing which shows the keraba member used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows a typical example of the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the roof material constructed | assembled to the keraba part structure which concerns on this invention. It is explanatory drawing which shows the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the roof material constructed | assembled to the keraba part structure which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the keraba part structure which concerns on this invention, and the edge part of a roof material. It is explanatory drawing which shows the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the construction order of the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the construction order of the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the construction state of the roof material used for the keraba part structure which concerns on this invention. It is explanatory drawing which shows the construction state of the prior art example of the keraba member which concerns on this invention.

Hereinafter, the keraba portion structure according to the present invention will be described in detail with reference to the drawings. FIG. 1 is an explanatory view showing a typical example of the keraba portion structure according to the present invention, and FIG. 2 is an explanatory view showing a keraba member used in the keraba portion structure according to the present invention.

  As shown in FIG. 2, the keraba member F includes a horizontal fixed piece F1, a tongue piece F2 projecting with one end of the fixed piece F1 inclined inwardly upward, and a triangle in the middle of the fixed piece F1. Waterproof piece F3 projecting in shape, makeup piece F4 with the other end of fixed piece F1 hanging downward, folded piece F5 folded back by folding the lower end of makeup piece F4, and upper end of makeup piece F4 upward Long from the insertion piece F9 formed from the side piece F6 protruding to the outside, the placing piece F7 projecting outward from the upper end of the F6 side piece, and the hanging piece F8 depending on the tip of the placing piece F7. It is formed in a scale shape.

The keraba member F 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.

  In FIG. 1, S is an existing new tile roof, S1 is a cover member, and shows a modified structure of the existing roof.

  The fixing piece F1 is a portion for fixing the keraba member F to the base α as shown in FIG.

  The tongue piece F2 and the waterproof piece F3 are formed in order to prevent rainwater from entering the base α, functioning as a waterproof wall when rainwater or the like enters. Further, by forming the side piece F6, the fixing piece F1, the waterproof piece F3, and the side piece 6 form a deep bowl-like groove, and rainwater or the like flows down from the ridge toward the eaves by the groove.

  As described above, the side piece F6 corresponds to the thickness of the roof material A together with the waterproof enhancement, that is, the height of the minimum thickness of the roof material A is Z1, and the height of the side piece F6 is Z. Due to the relationship of Z ≦ Z1, when the locking piece A3 of the roof material A is fitted to the insertion piece F9 of the keraba member F, the deformation at the time of fitting the end of the roof material A due to its height Z , And the fit of the keraba part, workability and aesthetics are improved.

3 (a) to 3 (c) are explanatory views showing a typical example of a roofing material A composed of a metal roofing material B, a heat insulating material C, and a back surface material D to be constructed in the keraba portion structure according to the present invention, FIG. 6 is an explanatory view showing a construction state of the roof material A, FIGS. 7 to 10 are explanatory views showing left and right ends of the roof material A, and FIGS. 11 (a) to 11 (c), FIG. FIG. 5A is an end view of the aa portion, FIG. 5B is an end view of the bb portion of FIG. 5, and FIG. 5C is an end view of the cc portion of FIG.

12A to 12C, FIG. 12A is a sectional view taken along the line dd in FIG. 8, FIG. 12B is a sectional view taken along the line ee in FIG. 12, and FIG. FIG. Further, FIGS. 13A to 13C and FIGS. 14A to 14C are explanatory diagrams showing the construction order, and FIG. 15 is an explanatory diagram showing the 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 an existing roof base in which a new tile roof (colonial) such as a colonial is fixed on a wooden base composed of a rafter 1, a field plate 2 and a waterproof sheet 3 as shown in FIG.

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 is in the form of a long plate. As shown in FIGS. 3A to 3C, the decorative surface 4, the back surface 5, and the bottom surface of the decorative surface 4 are submerged. 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. 3A to 3C, the above-mentioned insertion formed on the water-side end portion of the decorative surface 4 by opening the tip of the decorative surface 4 to the water-side and having a substantially U-shaped cross section. 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. 7, 9, and 11 (a) to 11 (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 has an upper end portion 19a of the other end edge of the metal roof material B 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. 5, 6, and 11 (a) to 11 (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. 7, 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, etc., which are to enter the interior, 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. 7, 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. 5, 6, and 11 (a) to 11 (c), the upper connecting portion 19 is a portion that exhibits a waterproof function by being connected to the lower connecting portion 14.

As shown in FIG. 11A, the protruding piece 20 is a portion that is formed on the lower connecting portion 14 through 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. 4 to 6, 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 drainage hole 25 is connected as shown in FIGS. 4 to 6, when rainwater entering from the vertical joint γ portion tries to enter beyond the drainage 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.

As shown by dotted lines in FIGS. 10 and 11A, the packing material E is continuously formed on the back surface in the vicinity of the contact piece 20a to prevent rainwater from entering from the vertical joint γ. Of course, the packing material E may be formed continuously on the inclined waterproof piece 15 or on the decorative surface 4 on the lower end portion 14a side.

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

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. 3A and 3C is constructed as shown in FIGS. 4 and 13A to 15C.

First, as shown in FIG. 4, the upper roof material A is constructed on the lower roof material A as shown in FIG. 13 (a), on the lower connecting portion 14 of the left roof material A1 in FIG. 14 (a). (B) As shown in FIG.14 (b), the upper connection part 19 of the right roof material A2 is piled up.

After that, as shown by the arrows in FIGS. 13 (b) and 14 (b), the right roofing material A is inserted so as to be pushed in, 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.14 (c). 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 Fixture γ Longitudinal joint γ1 Horizontal joint A Roofing material A1 Roofing material A2 Roofing material A3 Locking piece B Metal roofing material C Insulation material D Back surface material E Packing material F Keraba member F1 Fixing piece F2 Tongue piece F3 Waterproof piece F4 decorative piece F5 folded piece F6 side piece F7 placing piece F8 hanging piece F9 insertion piece K house M window S existing new tile roof S1 cover member Y roof 1 rafter 2 field plate 3 waterproof sheet 4 decorative surface 5 back surface 6 stepped makeup Surface 7 Insertion edge 8 Hook groove 9 Male connection part 10 Fitting groove 11 Fitting edge 12 Fixing piece 13 Female connection part 14 Lower connection part 14a Lower end part 15 Inclined waterproofing piece 15a Horizontal piece a
15b Inclined piece 16 Concave part 17 Waterproof gap 18 Protruding part 19 Upper connecting part 19a Upper end part 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)

In a structure in which a male-female fitting structure is formed at the upper and lower ends, and one end of the left and right end portions in the longitudinal direction is hung down and folded to form an engagement piece, and the end of the roofing material is stored in the keraba portion Shaped fixing piece, a waterproof piece protruding upward in the middle of the fixing piece, a decorative piece with one end of the fixing piece hanging downward, a side piece protruding the upper end of the decorative piece upward, and the side piece It is formed by using a keraba member formed from an insertion piece projecting outward from the upper end of the roof, and engaging a locking piece of a roof material on the insertion piece of the fixed keraba member. Keraba part structure.

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