JP2003003631A - Ridge venting member - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a ridge venting member which can deal with a roof with a large pitch. SOLUTION: The ridge venting member 1 includes a cover sheet 2 which has venting blocks 4, 4 stuck to a lower surface on both right and left sides thereof, respectively. Then, inner side surfaces of the respective venting blocks 4, 4 are set at locations which are spaced a predetermined distance d from a central folding groove 3 of the cover sheet 2.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilation member attached to a roof ridge of a house.

[0002]

2. Description of the Related Art A ridge ventilation member for ventilating an interior of a house is attached to a roof ridge of a house. Conventionally, FIG.
As shown in FIG. 2, there is provided a ridge ventilation member (21) in which a pair of left and right ventilation blocks (4, 4) are attached to the lower surface of a cover sheet (2) bent in an umbrella shape (Japanese Patent No. 2610342). ).

In the ridge ventilation member (21), the ventilation block (4, 4) is a cardboard structure having a plurality of ventilation holes (5) communicating from the inside to the outside as shown in FIGS. 11 and 12. It is made by laminating and welding a plurality of thermoplastic resin panels (4A), and the cross-sectional shape is inverted V-shape by inclining at an angle θ so that the inside surface of the ventilation block (4) opens downward. It is formed in a shape that corresponds to the slope of the roof. That is, in order to attach the ridge ventilation member (21) to the roof ridge, the cover sheet (2) of the ridge ventilation member (21) is bent according to the inclination of the roof as shown in FIG. (8,8)
Fastened to the roof foundation (7,7) by.

[0004]

[Problems to be Solved by the Invention] The above-mentioned conventional ridge ventilation member
In (21), the roof inclination angle α is the ventilation block (4).
If it is equal to or greater than the inclination angle θ of the inner surface of the, the inner surfaces of the left and right ventilation blocks (4, 4) are in contact with each other to prevent ventilation or the ventilation blocks on the left and right sides. (4,4) interfere with each other and cover sheet no more
It becomes impossible to bend (2). Inner side inclination angle θ
A large angle can accommodate a roof with a large inclination angle α, but the tip of the ventilation block (4) is sharpened and easily chipped, which lowers the strength and reduces the area of the lower surface. The ridge ventilation member is unstable when fixing,
There is a problem that the mounting work becomes difficult and the mounting strength is low due to instability even after mounting.

[0005]

Means for Solving the Problems As a means for solving the above-mentioned conventional problems, the present invention is a cover sheet (2, 12) having a folding groove (3, 13) formed in the central portion, and the cover sheet ( 2,12)
Ventilation blocks (4, 4 ', 14) are attached to both sides of the lower surface of the ventilation groove (3, 13) with a predetermined distance d from each other, and inner surfaces of the ventilation blocks (4, 4', 14) are Inclination θ that opens downward
Or ridge ventilation member (1,1 ', 11) with step (14B)
Is provided. The ventilation block (4, 4 ', 14) is composed of a laminated panel in which a plurality of ventilation panels (4B, 14A) having a cardboard structure having ventilation passages (5, 5B, 15) communicating from the inside to the outside are laminated. Preferably, a non-breathable panel is arranged at the bottom of the ventilation block (4, 4 ', 14), or the ventilation path (5, 5) of the ventilation panel (4B, 14A).
B, 15) is preferably labyrinthine.

[0006]

[Operation] The left and right ventilation blocks (4, 4 ', 14) are attached to the lower surface of the cover sheet (2, 12) with a predetermined distance d from the folding groove (3, 13). cover sheet by d
When (2,12) is bent, it is possible to prevent mutual interference of the ventilation blocks (4,4 ', 14), and it is possible to cope with a roof having a large inclination angle α.

[0007]

1 and 2 show an embodiment of the present invention. The ridge ventilation member (1) of this embodiment is a cover sheet provided with a V groove (3) as a folding groove along the central longitudinal direction.
(2) and the V groove on the lower surface of the cover sheet (2).
The ventilation blocks (4, 4) are attached to the left and right at a predetermined distance d from (3).

The cover sheet (2) is, for example, a plastic sheet such as polypropylene or polyvinyl chloride, a foam sheet of the above plastic sheet, a cardboard structure sheet of the above plastic sheet, or the like.

The ventilation block (4) has the same structure as the conventional ventilation block (4) shown in FIG. 12, and the inner side surface is inclined at an angle θ. Considering the strength of the building ventilation member (1), ease of installation, installation strength, and compatibility with roof inclination, 4
The range of 0 ° ≦ θ <50 ° is desirable.

As shown in FIG. 2, the ridge ventilation member (1) bends the cover sheet (2) through the V groove (3) according to the inclination angle α of the roof as in the conventional structure, and the nail (8) , 8) by ridge
It is fixed to the left and right roof foundations (7, 7) of (6) and the house is ventilated through the ventilation holes (5) of the ventilation block (4). When the ridge ventilation member (1) is attached to the roof ridge (6) with an inclination angle α, if α = θ, the inside surface of the ventilation blocks (4, 4) on the left and right of the ridge ventilation member (1) is conventionally However, in the case of this embodiment, the left and right ventilation blocks (4, 4)
The inner sides of the space are still spaced by D = 2dCosθ (2dCosα)
Through and can be ventilated.

The ridge ventilation member (1) is made of, for example, a sheet or panel of a thermoplastic resin such as polypropylene, polyethylene, polyester, polyamide, or polyvinyl chloride, which is welded by high-frequency heating, electromagnetic wave heating or the like, an adhesive, a pressure-sensitive adhesive or the like. Although it is produced by adhesion processing, in this embodiment, a fine corrugated thermoplastic resin panel (4A) constituting the ventilation block (4) (having a small diameter of the ventilation hole (5)) is used. It is preferable to prevent rainwater and the like from entering from the outside to the inside through the ventilation holes (5) of the ventilation block (4).

However, as shown in FIG. 3, a panel (4B) having a corrugated cardboard structure in which two sheets of thermoplastic resin (41B, 41B) are welded by welding portions (42B, 42B) arranged alternately in each row. ) Ventilation block with multiple layers welded together
In the case of the ridge ventilation member (1 ') using (4'), each panel (4B) of the ventilation block (4 ') has a labyrinth-like ventilation hole (5B).
Therefore, even if the ventilation hole (5B) is widened to improve the ventilation efficiency, rainwater etc. can invade from the outside of the ventilation block (4 ') due to the maze-shaped ventilation hole (5B). Be blocked. As shown in Fig. 4, the ventilation member (1 ') of the ridge is also attached to the left and right roof foundations (7, 7,
7) is fixed.

5 and 6 show another embodiment of the present invention. In the ridge ventilation member (11) of this example, the cover sheet (1) provided with the folding groove (13) along the central longitudinal direction.
A pair of left and right ventilation blocks (14, 14) are attached to the lower surface of 2), and a space d is provided between the inner side surface of each ventilation block (14, 14) and the folding groove (13). The ventilation block (14) is composed of a laminated panel obtained by laminating a plurality of corrugated cardboard-like thermoplastic resin panels (14A) having relatively large eyes (the ventilation hole (15) has a large diameter) as shown in FIG. Step (14B) on the side
Is provided, and in this step portion (14B), the upper step surface (1
It is said that the lower surface (142B) is retracted from 41B),
Therefore, the state is such that it opens downward.

This ventilation member (11) is also bent from the groove (13) of the cover sheet (12) according to the inclination of the roof, and as shown in FIG. 7, nails (8, 8) or fasteners such as screws. By ridge
It is attached to the left and right roof foundations (7, 7) of (6), but in this case,
Since the lower step surface (142B) of the left and right ventilation blocks (14, 14) of the ridge ventilation member (11) is retracted more than the upper step surface (141B), even if the roof has a large inclination. The inner surfaces (lower surface) of the ventilation block (14) do not interfere with each other. Further, since the inside surface (upper surface (141B and lower surface (142B)) of the ventilation block (14) is attached to the roof ridge while being inclined more inward than vertical, the ventilation block (14 Even if rainwater, etc. enters from the outside into the ventilation hole (15) of
As it is returned to the outside, it is difficult to thread it inside. Therefore, in this embodiment, a panel (14A) having a somewhat large size can be used, and the ventilation efficiency is improved.

In this embodiment, as shown in FIG. 8, if the lowermost panel (14A ₁ ) is a non-breathable panel having no ventilation passage, rainwater or the like that propagates on the roof surface can be removed from the panel (14A ₁ ). You can shut it off with. Further, as shown in FIG. 9, by mounting the water shield frames (16, 16) on both outer sides, it is possible to more reliably shut off rainwater and the like. In this case, ventilation holes (17) may be provided in places on the outer surface of the impermeable frames (16, 16).

Further, as shown in FIG. 10, the ventilation block (14)
A sheet (12A) similar to the cover sheet (12) is attached to the lower side of the sheet (12A), and the outside portion of the sheet (12A) is used as a nailing allowance to the roof foundation (7) with the nail (8A) through this portion. You may fix it.

[0017]

According to the present invention, the ridge ventilation member can be attached correspondingly to a roof having a large inclination angle.

[Brief description of drawings]

1 and 2 show an embodiment of the present invention.

1] Front sectional view

FIG. 2 is a front sectional view in a mounted state. FIGS. 3 and 4 show another embodiment of the present invention.

FIG. 3 is a partial perspective view of a modification of the panel.

FIG. 4 is a front sectional view of a ridge ventilation member attached using the above panel. FIGS. 5 to 7 show still another embodiment of the present invention.

[Fig. 5] Front sectional view

FIG. 6 is a perspective view of a panel portion.

FIG. 7 is a front sectional view in an attached state. FIGS. 8 and 9 show still another embodiment of the present invention.

FIG. 8 is a cross-sectional view of a modified example of a mounted state.

FIG. 9 is a partial perspective view of a modified example.

FIG. 10 is a sectional view of another modified example in a mounted state. 11 to 13 show a conventional example.

FIG. 11 is a front sectional view

FIG. 12 is a perspective view of a ventilation block part.

FIG. 13 is a front sectional view of the mounting state

[Explanation of symbols]

1,1 ', 11 building ventilation member 2,12 cover sheet 3,13 V groove (fold groove) 4,4 ', 14 ventilation block 4B, 14A cardboard structure panel 5,5B, 15 Vent 14B step d interval θ Angle of inner surface

   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Hajime Kawakami             2-50 Kawakami, Sennari-dori, Nakamura-ku, Nagoya-shi, Aichi             Sangyo Co., Ltd.

Claims (4)

[Claims] 1. A cover sheet having a fold groove formed in the central portion, and a ventilation block is attached to both sides of a lower surface of the cover sheet with a predetermined distance from the fold groove, and an inner surface of the ventilation block is directed downward. A ridge ventilation member characterized by being provided with a slope or step that opens toward 2. The ridge ventilation member according to claim 1, wherein the ventilation block comprises a laminated panel in which a plurality of ventilation panels having a cardboard structure having ventilation paths communicating from the inside to the outside are laminated. 3. The ridge ventilation member according to claim 2, wherein a non-breathable panel is arranged at the bottom of the ventilation block. 4. The ridge ventilation member according to claim 1 or 2, wherein the ventilation passage of the ventilation panel has a maze shape.