JP3065405B2 - Valley structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for receiving a valley of a roof using a roofing material for stairs.

[0002]

2. Description of the Related Art Japanese Patent Publication No. 44-10601, Japanese Utility Model Publication No. 52-56918, and Japanese Utility Model Application Laid-Open No. 62-2 disclose valley members for accommodating valleys of this type of roofing material.
No. 1231, and the like.

[0003]

SUMMARY OF THE INVENTION However,
In this method, the edge of the decorative surface of the roofing material is hooked and applied, and there is a drawback that rainwater infiltrates the inside from the hooked portion due to a capillary phenomenon and corrodes the base. In addition, molding is very difficult, and the valley body itself has no waterproofness at all, and the gutter-shaped member existing at the bottom only functions as a flowing water channel. Furthermore, there is no valley-filled structure that can be used for stepping roofing materials and has good workability and waterproofness.

[0004]

According to the present invention, in order to eliminate such a drawback, an elongated valley gutter having two waterproof pieces projecting upward is fixed to a valley, and the valley side of the roofing material is fixed. One end is bent inward to form a connecting piece, and the connecting piece side end of the roofing material for a valley for stairs having a cut-out portion in which a fixing portion at the valley side end is cut off is the waterproof piece. The roofing material for the valley for stairs is fixed so as to be located in the approximate center between the valleys, and the connecting piece of the roofing material for the valley for roofing has narrow U-shaped fitting grooves at the left and right ends. By inserting and fixing the connecting member in the shape of a notch from the notch side, a triple waterproof structure of the connecting member, the trough of the valley gutter, and the waterproofing piece of the valley gutter is formed, and the valley portion has an unprecedented waterproofness. The present invention proposes a valley structure with improved workability and aesthetics.

[0005]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing a valley-fitting structure according to the present invention. 1 and 2 are a perspective view and a plan view showing a house having a valley A, and FIG. 3 is an end view taken along the line II in FIG.

More specifically, as shown in FIG. 3, a valley portion A is composed of a valley gutter B, a base material C, a roofing material for roofing (hereinafter simply referred to as roofing material) D, and a roofing material for roofing valley (hereinafter referred to as roofing material). , A roof material for valley) D ₁ , a connecting material E, a caulking material F, a roof base α, and a fixture β.

As shown in FIG. 4, the valley gutter B has a fixed piece 1 bent at an angle corresponding to the angle θ ₁ of the valley A shown in FIG.
A waterproof piece 2 protruding height h ₁ on the fixed piece 1, the waterproof strip 2
It is formed into a long shape from the gutter 3 between the rolls. A metal plate (color steel plate, copper plate, aluminum plate, titanium plate, stainless steel plate, sandwich steel plate, clad steel plate) or a synthetic resin plate is roll-formed and pressed. It is formed by processing or extrusion, or is formed by extrusion of an aluminum alloy or the like. The height h of the waterproofing piece 2
₁ is h ₁ ≦ h ₂ where h ₂ is the thickness of the base material C described later.
The relationship is

The fixing piece 1 is a part for fixing the valley gutter B to the roof foundation α with the fixing tool β, and the waterproofing piece 2 and the gutter part 3 intrude from the valley A between the valley roofing materials D ₁ by any chance. It functions as a flowing water channel for letting the rainwater or the like flowing down toward the eaves, and also functions as a rain return piece for preventing diffusion to the fixed piece 1 side.

The base material C is a rectangular long plate having a thickness h ₂ as shown in FIG. 5, and may be made of, for example, a sheathing board, a sheathing insulation board, a rock wool board, a plywood, a styrene board, or the like. Foam board, or urethane foam, isocyanurate foam,
It is formed from a synthetic resin foam such as phenol foam or PVC foam, or a composite plate made of these.

The roofing material D is a long plate material as shown in FIGS. 6A and 6B (end view taken along the line aa in FIG. 6A). It is molded by an equivalent method. Further, the roofing material D has one end in the width direction bent in a substantially U-shape toward the decorative surface 4 side to form the engaging groove 5, and is again folded in a substantially U-shape to form the engaging edge 6. The fixing piece 7 is formed by bending the edge of the engaging edge 6 downward and bending outward in an L-shape substantially parallel to the decorative surface 4. Further, on the other end, a step decorative surface 8 and a locking piece 9 which are bent in a substantially U-shape on the back side are formed. On both side edges in the longitudinal direction of the decorative surface 4, connecting pieces 10 bent in a goby shape are formed on the back surface side.

The valley roofing material D ₁ is shown in FIGS. 7 (a) and 7 (b).
1 (a) is a long shape as shown in FIG. 6 (a), and one end of the left or right (in the figure, right) of the roofing material D as shown in FIG. of θ cut at _two angles, bends, and forming a coupling piece 10a.

Furthermore, the engaging groove 5 of the valley side of the valley roofing D _1, engagement edge 6, connecting piece 10a fixed portion made of fixing piece 7
The notch 11 is formed to have a width not less than the width of the connecting member E so that a connecting member E described later can be easily inserted into the connecting piece 10a. Of course, the notch 11 is not always necessary.

FIG. 8 (a) and FIG. 8 (b)
As shown in FIG. 8A (a sectional view taken along the line cc in FIG. 8A) and FIG. 8C (a plan view in FIG. 8A), the waterproof surface 12 bent corresponding to the valley angle θ ₁ and the waterproof surface 12 12 includes a fitting piece 13 having both ends bent inward, a substantially U-shaped fitting groove 14 formed by the waterproof surface 12 and the fitting piece 13, and an angle θ _{2 of the} valley roofing material D _1. shape cut away at an angle of theta ₃ correspond _{(θ 3 = 180-θ 2} ) to are those of the narrow short-length.

The connecting member E is made of the same material as the valley gutter B. As shown in the plan view of the valley portion A in FIG.
_The connecting member E is moved in the direction of the arrow d so that the fitting groove 14 is inserted into the connecting member 10a between the two, and the connecting members 10a are connected to each other by the connecting member E.

Since the upper and lower ends of the connecting members E are connected with the lower end over the upper end, rainwater flows down smoothly. In the valley gutter B, the width of the gutter portion 3 is W ₁ , and the connecting piece 10 of the valley roof material D ₁ is provided.
The width of the decorative surface 4 on the a side is l ₁ , the width of the connecting piece 10a is l ₂ ,
In the connecting member E, the width is W ₂ , the length is l ₃ , the depth of the fitting groove 14 is l ₄ , the width between the fitting pieces 13 is l ₅ , and the width between the valley roof materials D ₁ in FIG. If l ₆ , W ₁ > W ₂ , l ₁
≦ l ₃ , l ₂ ≒ l ₄ , l ₅ ≒ l ₆

The caulking material F is generally commercially available and has durability, weather resistance, waterproofness, adhesiveness (workability), and the like.

[0017] The connection piece 1 of the other end of the valley roofing D ₁
FIG. 11 shows the joint material G shown in FIG.
Of Russia - is intended for connecting a roofing material D as shown The filtrate line end view, as the material of the joint member G are those formed by the roofing material D and the same type material, a sock th plate G _1, fitted Combined G
Those formed from _two-member.

[0018] That is, insole th plate G _1, as shown in FIG. 11, the back surface and abuts against the roofing material D is provided on the base material C, the mat first portion 15 for mounting the fitting member G _2, insole Eye 15
The bottom 16 is bent to the back side, and the rain return section 17 formed by bending the top of the floor 15 to the front side as necessary.
A pot-shaped locking portion 18 is formed on the stitch portion 15, and a fitting body G ₂ having a locking tongue piece 19 is integrated with the locking portion 18. is there.

The joint 16 of the joint material G is inserted into the step decorative surface 8 of the roof material D and the locking piece 9. Incidentally, l ₇ the entire width of the roofing material D, and the length of the joint member G and l _8, the relationship of l ₇ ≦ l _8. Further, since the joint material G is sandwiched between the connecting piece 10 of the roof material D and the engaging edge 6 and the stepped decorative surface 8, it does not move and does not need to be fixed to the roof foundation α by the fixing tool β. Things.

[0020] Incidentally, the theta _1, theta _2, the angle of theta ₃ are those determined by the angle of inclination of the roof, the number when the inclination angle of the n dimensions gradient 1, number 2, theta ₁ by the equation shown in Formula 3, θ ₂ , θ
The angle of ₃ is calculated.

(Equation 1)

(Equation 2)

(Equation 3)

Next, the valley receiving structure according to the present invention will be briefly described through working examples. First, the slope of the roof is 2 inch 5
Min gradient (n = 2.5) and then, as the Tanitoi B consists of a color steel plate having a thickness of 0.35mm as shown in FIG. 4 θ ₁ = 2
00 ° ones 12mm thick, as shown in FIG. 5 as a base material C, width 232 mm, sheathing board length 2730Mm, roofing D, as valley roofing D _1, as shown in FIG. 6
(A), (b), a total width l _{1 of a} 0.35 mm color steel plate as shown in FIGS. 7 (a) and 7 (b) is 28.
2727mm length at 6.5mm, θ ₂ = 134 and °, obtained by forming the cutout portion 11 in the width 10 mm, connecting member 8 color steel 0.35mm thick as E (a)
Those formed as shown in ~ (c), which consists of modified silicon-based as caulking material F, as the joint material G that of l ₈ = 288 mm made of color steel sheet 0.35mm thick as shown in FIG. 10 Suppose you use

Therefore, as shown in FIG. 12 (end view of the line C-H in FIG. 2) and FIG. 13 (end view of the line N-in FIG. Starts to put on using the arabesque H, and places the base material C-mounts the roof material D-places the fixing piece 7 with the fixing tool β, and installs the roof base made of rafters, a field board, and a waterproof sheet (such as asphalt felt). Repeat from the eaves to the ridges sequentially on α, and the horizontal joint is shown in Fig. 1.
As shown in FIG. 1, the locking tongue piece 19 of the joint material G and the connecting piece 10 of the roof material D are connected.

As shown in FIGS. 3 and 9, a valley gutter B is fixed in advance to the valley portion A in a continuous manner on a roof foundation α by a fixing tool β, and is connected to a substantially center of the valley gutter B. Piece 10
A valley roofing material D ₁ (for the left side in the figure) as shown in FIGS. 7 (a) and 7 (b) in which the dimensions (length) and angle (θ ₂ ) are set so that “a” comes, is placed on the left and right. The construction is performed sequentially from the lower stage to the upper stage as in the general section.

Further, after application of each stage of the valley roofing D _1, intended to be inserted and integrated into the cutout portion 11 side from the connection piece 10a of the connecting member E fixed piece 7 as shown in FIG. 9 is there.

Further, when the construction of the valley roof material D ₁ and the connecting material E is completed, the caulking material F is formed continuously in the gap of the valley A as required.

What has been described above is only one embodiment of the valley laying structure according to the present invention, and a valley gutter B as shown in FIGS. 14A to 14E can be used. That is, FIG.
In (a) to (e), (a) is a trough B formed by extrusion, (b) is a trough B having a large gutter portion 3,
(C) shows a trough gutter B in which the waterproofing piece 2 is bent in an L shape to enhance waterproofness by a rain return function, and (d) shows a trough gutter B formed by protruding the gutter portion B greatly downward, (e). ) Figure forms a waterproof piece 2 wide, a Tanitoi B which aimed to back up the valley roofing D _1.

FIGS. 15A and 15B show another embodiment of the base material D. FIG.

FIGS. 16A to 16C to 28.
(A)-(c) are other examples of the connecting material E,
(B) is a sectional view of (a), and (c) is a plan view of (a).

In particular, FIG. 19, FIG. 20, FIG. 21, FIG.
23, 24, 25, 26, 27, and 28 show that the lower waterproof surface 12 is bent inward at approximately 90 °, or the upper waterproof surface 12 is upwardly raised at approximately 90 ° or an acute angle. The connecting material E is further bent to further enhance the waterproof property at the valley A.

FIGS. 29 (a) to 29 (c) show the fitting groove 1.
4, the fitting groove 14 itself functions as a flowing water channel for rainwater or the like.

FIGS. 30A to 30F show roofing materials D,
It is a sectional view showing another example of a valley roofing D _1.

[0032]

As described above, according to the valley-filling structure according to the present invention, the valley portion of the roof using the roofing material for step-roofing can be accommodated, the valley can be formed with good workability, and the valley can be completely waterproof. Department. The horizontal joint lines of the left and right valley roofing materials are not largely divided at the valleys, further promoting the beautiful horizontal lines characteristic of the roofing materials for step-roofing. A triple waterproof structure of the connecting member, the gutter part of the valley gutter, and the waterproof piece of the valley gutter is provided, and the waterproofness is reliable. Since the upper and lower ends of the connecting member are always overlapped, rainwater or the like collected on the waterproof surface of the connecting member flows down smoothly, so that the waterproof property is good.
Processing of the valley roofing material is simple only by forming the connecting piece. There are features and effects such as.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an external appearance of a valley receiving structure according to the present invention.

FIG. 2 is a plan view showing an external appearance of a valley receiving structure according to the present invention.

FIG. 3 is an end view taken along the line II of FIG. 2;

FIG. 4 is a partially cutaway perspective view showing a trough.

FIG. 5 is a perspective view showing a base material.

FIG. 6 is a perspective view showing a roof material for stairs.

FIG. 7 is a perspective view showing a left side of a valley roofing material for stairs.

FIG. 8 is an explanatory view showing a connecting member.

FIG. 9 is a plan view showing a construction state of a valley.

FIG. 10 is a perspective view showing a joint member.

FIG. 11 is an end view taken along the line of FIG. 2 showing a use state of the joint material.

FIG. 12 is an end view taken along line C-C of FIG. 2;

FIG. 13 is a sectional view taken along line II-II of FIG. 2;

FIG. 14 is a sectional view showing another embodiment of the valley gutter.

FIG. 15 is an explanatory diagram showing another example of a base material.

FIG. 16 is an explanatory diagram showing another example of the connecting member.

FIG. 17 is an explanatory view showing another example of the connecting member.

FIG. 18 is an explanatory view showing another example of the connecting member.

FIG. 19 is an explanatory view showing another example of the connecting member.

FIG. 20 is an explanatory view showing another example of the connecting member.

FIG. 21 is an explanatory view showing another example of the connecting member.

FIG. 22 is an explanatory view showing another example of the connecting member.

FIG. 23 is an explanatory view showing another example of the connecting member.

FIG. 24 is an explanatory view showing another example of the connecting member.

FIG. 25 is an explanatory view showing another example of the connecting member.

FIG. 26 is an explanatory view showing another example of the connecting member.

FIG. 27 is an explanatory view showing another example of the connecting member.

FIG. 28 is an explanatory view showing another example of the connecting member.

FIG. 29 is a cross-sectional view showing another example of the connecting member.

FIG. 30 is a cross-sectional view showing another example of a roofing material for stepping and a roofing material for valley for stepping.

[Explanation of symbols]

Reference Signs List A Valley part B Valley gutter C Base material D Roof material for stepping roof D ₁ Roof material for valley for stepping roof E Connection material F Caulking material G Joint material 2 Waterproof piece 3 Gutter part 10, 10a Connection piece 11 Notch part 12 Waterproof surface 14 Mating groove

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁷ , DB name) E04D 13/064 E04D 3/40

Claims (1)

(57) [Claims] 1. A length having a fixed piece on two sides corresponding to a valley angle of a roof, protruding upward in the middle of the fixed piece to form a waterproof piece, and having a gutter portion formed in a concave shape by the waterproof piece. A valley-shaped trough and a connecting piece bent at least at one end in the longitudinal direction of the decorative surface toward the inner back surface, and at the other end edge, an obliquely cut end corresponding to the valley angle is bent toward the inner back surface. A roofing material for a staircase having a hook-type connection structure in which a notch portion formed by notching a fixing portion at a valley side end portion, and a valley for a staircase A waterproof surface consisting of two surfaces, each having a width substantially equal to the width of the decorative surface on the valley end side of the roofing material and corresponding to the valley angle, and a U-shaped fitting groove formed by folding both ends of the waterproof surface. It is made of a narrow and short connecting material consisting of a fitting piece having, and a valley gutter is arranged continuously from the eave to the ridge by a fixture at a valley of a roof, The valley-side roof material is disposed and fixed such that the valley-side end portions thereof face each other with a very small gap, and the connecting groove of the valley roof material is provided with a fitting groove of the connection material. The valley is structured by being inserted from the notch side of the tub and integrated.