JPH1162140A - Ventilating ridge structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To discharge the inside air collected in an attic to the outside of a building. SOLUTION: Moisture-infiltration preventive materials 30 including mesh materials, in which intermediate sections are piled up, are installed into an opening between both lower end faces of a pantile and a crown tile roofed on a roof foundation, and the inside air in an attic is passed successively to the opening section 10 of a ridge section and the meshes of the moisture- infiltration preventive materials 30 and discharged to the outside of a building. Rain drops infiltrated from the opening between the pantile 7 and the crown tile 15 at uppermost stages are captured to the meshes of the moisture- infiltration preventive materials 30 and changed into water droplets, and dropped onto the pantile 7 at the uppermost stage and discharged to the outside of the building.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilation ridge structure for discharging inside air accumulated in an attic to the outside of a building.

[0002]

2. Description of the Related Art Conventionally, in a roof having such a ventilation function, a roof tile is laid on a roof base, and an opening for communicating the attic with the outside is opened in a ridge in the roof base. A plurality of ridge receiving brackets are erected at the same time, a ridge is fixed on the ridge receiving brackets, and crown tiles are laid in series above the ridges, and penetrated from above the crown tiles to the ridge. The roof tiles are fixed to the purlins with fasteners such as long nails and screws that have been driven in, so that the inside air of the attic can be discharged to the outside of the building through the opening and the gap between the roof tiles and the roof tiles.

[0003]

However, in the above ventilation building structure, since the gap between the roof tile and the cross tile is very narrow, the ventilation efficiency is poor. There is a problem that must be solved, such as infiltration from the gap between the roof tiles and intrusion into the attic through the opening formed in the roof base, which causes stains on the ceiling and causes problems such as rain leakage. Was.

[0004]

DISCLOSURE OF THE INVENTION The present invention is based on the above-mentioned prior art, and in view of the problem that ventilation efficiency is poor or trouble occurs due to raindrops penetrating into an attic, a roof tile is laid on a roof foundation. Between the roof tiles and the roof tiles, a raindrop that rides in strong winds, invading through the gap between the top roof tiles and the roof tiles by providing a moisture intrusion prevention material made of mesh material that has raised the middle part and contacted the roof tiles Also, rainwater that has fallen and bounced off the top floor tiles is caught in the mesh of the moisture intrusion prevention material and becomes water droplets, and finally drops on the top floor tiles and does not enter the building. To solve the above problem. In addition, the inside air of the attic was sequentially passed through the opening of the ridge and the ventilation portion of the partition plate, and was passed through the mesh of the moisture intrusion prevention material, and the moisture intrusion prevention material was interposed between the cross tile and the crown tile. With this arrangement, the air is discharged to the outside of the building from the wide gap formed between the roof tile and the roof tile.

[0005]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 2, a roof board 5 is provided by providing a base plate 3 and a roofing 4 on a rafter 2 in a hut set 1, and a plurality of hooking bars 6 are arranged at predetermined intervals in a flow direction on the roof base 5. The tiles 7 are laid on the roof base 5 so as to be juxtaposed and to be hooked on the hooking bar 6. Further, an opening 10 for opening the attic 9 to the outside is provided in the ridge portion 8 of the roof basement 5.

A purlin acceptor 11 is installed at least at both ends of the ridge portion 8 of the roof base 5, and is mounted on and fixed to the upper part of the purlin acceptor 11 on both sides of a purlin 12 to be described later. Roof 15,
Arrange partitioning boards 13 and 13a between 15a… and the roof tile 7
The roof tiles 15, 15a ... are laid in series on the upper side of the roof tile 12, and the roof tiles 15, 15a ... are fixed by using long nails, screws and other fixing tools 16 which are passed through from above and driven into the purlin 12. ing.

First, in the purlin acceptor 11, a mounting portion 18 for the purlin 12 is provided above a main part 17 having a vertically long cross section and expanding downward, and both lower end edges of the main part 17 are provided. The fixing members 19 and 19a which are inclined in the slope direction of the roof are continuously formed in the portion. The mounting portion 18 of the purlin 12 is composed of a fixing member 22 on the upper surface of the main body 17 and rising members 23 and 23a formed continuously from both side edges of the fixing member 22.

Next, in each of the partition plates 13 and 13a, a thin metal plate such as stainless steel is bent at two places, and an inclined member 24 disposed immediately above the cross tile 7 is provided. A rising member 25 continuously formed inward from the inner edge of 24, an inwardly inclined rising member 25, and a fixing member 26 to the purlin 12 horizontally projecting inward from the upper edge of the rising member 25. It is configured. Further, a ventilation portion 27 is formed in the rising member 25, and the ventilation portion 27 is constituted by a plurality of ventilation holes 28, 28a formed in series at predetermined intervals in the width direction of the rising member 25.
Further, on the outer end side upper surface of the inclined member 24, a moisture intrusion preventing material 30 is provided over the entire width direction of the inclined member 24,
Numeral 30 is formed by appropriately bending a mesh material, the outer edge side of which is fixed to the inclined member 24, the inner edge side is a free end, and the middle portion is raised upward in a triangular shape to form a crown tile 15. , 15a
... contact.

In another embodiment of the partition plates 13 and 13a, similarly, the inclined member 24, the rising member 25 and the fixing member 26
Is a composite material in which a thin metal plate and a mesh material are integrated. Specifically, the inclined member 31 is disposed immediately above the cross tile 7, and is located above the inner end edge of the inclined member 31. Continuously formed start-up member 32 and start-up member 32
A substrate 34 formed of a fixing member 33 at the lower end of ventilation materials 37 and 37a, which will be described later, formed continuously above and inward from the upper end edge of the substrate 34, and is inclined at the same angle as the fixing member 33 of the substrate 34. The ventilation member 35 and the fixing member 36 fixed to the purlin 12 horizontally protruded inward from the upper end of the ventilation member 35,
And a ventilation material 37 made of a mesh material.
The inclined member 31 of the substrate 34 is used as the inclined member 24 of the partition plates 13 and 13a, and the rising member 32 of the substrate 34 and the ventilation member 35 of the ventilation member 37 form the rising member 25 of the partition plates 13 and 13a. The fixing member 36 of the ventilation material 37 is used as the fixing member 26 of the partition plates 13 and 13a. Further, the ventilation part 27 of the partition plates 13 and 13a is formed by the ventilation member 35 of the ventilation material 37. Further, the moisture intrusion preventive member 30 provided on the outer end side upper surfaces of the partition plates 13 and 13a may be raised in a square shape as shown in FIGS. Also, the outer ends of the partition plates 13 and 13a and
It is desirable to interpose a waterproof sealer 38 therebetween.

Further, as shown in FIGS.
Draining plates 40 and 40a may be provided above a.Specifically, the draining plates 40 and 40a may be provided above the ventilation portions 27 of the respective partition plates 13 and 13a.
Inward from the upper edge of the inclined member 41 in the direction of the slope of the roof,
Fixing member to the upper surface of the fixing member 26 in the partition plates 13 and 13a
42, and the partition plates 13 and 13a are provided from both ends of the lower edge of the inclined member 41 via lowering members 43 and 43a.
The fixing members 44 and 44a on the upper surface of the inclined member 24 are continuously formed, and the ventilation part 45 is formed between the falling members 43 and 43a.

The opening 10 formed in the ridge section 8 of the roof base 5 is formed by cutting the ridge section 8 in which the base plate 3 and the roofing 4 are stretched without gaps with a circular saw or the like. Or a base plate 3 and a roofing 4
Is not extended to the ridge portion 8 to form a gap formed in the ridge portion 8. Further, the roofing 4 is affixed on the base plate 3 so that the inner end side of the roofing 4 is put on the fixing members 19 and 19a of the purlin acceptor 11 fixed to the base plate 3.
Also, on both sides of the ridge section 8 and outside the ridgeboard receiver 11 (opening 10
The draining plate 50 is disposed on the outer side of both sides of the drain plate.

Next, a method of constructing the ventilation building structure according to the present invention will be described. (1) A plurality of purlin acceptors 11 are installed in the ridge section 8, and a nail penetrating the fixing members 19 and 19a is driven into the field base plate 4 to fix the purlin acceptors 11, thereby securing the purlin accepts. The purlin 12 is mounted and fixed on a mounting portion 18 above the tool 11. (2) The back surfaces of the inclined members 24 of the partition plates 13 and 13a are brought into contact with the upper surface of the top tile 7 and the fixing members 26 are mounted and fixed on both sides of the upper surface of the purlin 12. (3) Crown tiles 15 so as to straddle the top tile 7 on both sides of the roof.
The roof tiles 15 and 15a…
Are fixed to the purlin 12 by being passed through the fixture 16 from above, and the roof tiles 15, 15a,. In particular, when the inclined members 24 of the partition plates 13 and 13a do not contact the upper surface of the top tile 7, a waterproof sealer 38 is interposed between the outer ends of the partition plates 13 and 13a and the top tile 7. I do.

Next, the operation of the ventilation building structure according to the present invention will be described. The inside air of the attic 9 is sequentially passed through the opening 10 of the ridge section 8 and the ventilation section 27 of the partition plates 13 and 13a.
After passing through the mesh of the moisture intrusion prevention material 30, the top tile 7
And the roof tiles 15, 15a ... are discharged to the outside of the building from the gap between them.
Also, the splashes of the raindrops falling on the top roof tile 7 or the raindrops riding on the strong wind form the top roof tile 8 and the crown roof tile.
15, 15a ... penetrates inward through the gap between them, but is trapped in the mesh in the moisture intrusion prevention material 30 and formed into water droplets.
Water is trapped in the mesh of the inner part from the raised part of the middle part in 30 and when saturated, moisture
It flows downward along the side of 30 and drops on the top tile 7 and flows down over it to discharge outside the building. In addition, it cannot be denied that moisture may enter from the penetrating portion of the fixing device 16 in each of the roof tiles 15, 15a, and between the adjacent roof tiles 15, 15a, but the partition plate provided with the draining plates 40, 40a 13, 13a
If used, the infiltration water from the site, draining board 40,
It is made to flow down on 40a and is dropped on the partition plates 13 and 13a, and it flows down on the partition plates 13 and 13a and is discharged to the outside.

[0014]

In summary, the present invention provides an opening 10 in a ridge 8 of a roof base 5 and a ridge 12 on a ridge receiving device 11 installed in the ridge 8. Roof tile
The roof tiles 15, 15a ... are laid in series.
Of the roof tile 1 by fixing it with a fixing tool 16 such as a long nail or a screw,
5, 15a ... can be laid by the normal dry method.
Also, the roof tiles 5 and the roof tiles 15 and 15a laid on the roof basement 5 ...
In the meantime, the partition plates 13 and 13a whose inner ends are fixed to the purlin 12 are arranged, and the ventilation portions 27 are formed in the partition plates 13 and 13a. 15a ... and sent to the space between the partition plates 13 and 13a to prevent moisture from entering.
It can be discharged outside the building through 30 meshes. A gap is formed between the roof tile 7 and the roof tiles 15, 15a..., However, since the moisture intrusion preventive material 30 made of a mesh material is provided on the outer end side upper surfaces of the partition plates 13, 13a. The raindrops blown into the gaps can be trapped by the mesh of the moisture intrusion prevention material 30 and turned into water droplets, so that the penetration of raindrops into the ridge 8 can be prevented. Also, the water intrusion prevention material 30 was spread over the entire width direction of the partition plates 13 and 13a, and the intermediate portion was raised to contact the crown tiles 15, 15a.
The moisture intrusion prevention material 30 has inner and outer portions at the vertex of the middle portion as a boundary, and captures most of the moisture at the outer portion. Since it can be captured at the site, it is possible to reliably prevent raindrops from entering the ridge portion 8. Therefore, by adopting the above-mentioned ventilation ridge structure, the inside air of the attic 9 can be discharged to the outside of the building, so that it is possible to provide a comfortable living space, and the lower part of the cross tile 7 and the crown tiles 15, 15a ... Since the intrusion of raindrops from the gaps between the end faces can be prevented, the aging and dirt of the structural material due to moisture can be suppressed as much as possible.

In addition, when water enters from the penetrating portion of the fixture 16 in each of the roof tiles 15, 15a, or between adjacent roof tiles 15, 15a, the roof slopes above the partition plates 13, 13a. The water draining plates 40, 40a are provided at an angle, so that such moisture can be prevented from entering the ventilation plates 27 in the partitioning plates 13, 13a, thereby realizing a ventilation ridge structure having a perfect waterproof structure. Can be

Also, since the outer edge of the moisture intrusion prevention member 30 is fixed to the partition plates 13 and 13a and the inner edge is a free end, each of the roof tiles 15 has a slightly different shape in a fired product. Fifteen
Since the water intrusion prevention material 30 corresponding to a can be deformed so as to adapt to the respective shapes, the cross tile 7 and the crown tiles 15, 15
a ... The gap between them can be reliably closed so that ventilation is possible.

It is also necessary to consider the intrusion of moisture from a narrow gap formed between the partition plates 13 and 13a and the top tile 7; however, between the outer ends of the partition plates 13 and 13a and the tile 7 Since the waterproof sealer 38 is interposed, the above-mentioned gap can be completely closed, so that a ventilation ridge structure having a more perfect waterproof structure can be realized. is there.

[Brief description of the drawings]

FIG. 1 is a sectional view of a ventilation building structure.

FIG. 2 is a schematic perspective view showing a state in which a purlin is attached to a purlin receiver.

FIG. 3 is a perspective view of a partition plate.

FIG. 4 is an enlarged view of a main part of FIG. 1;

FIG. 5 is a sectional view of a ventilation building structure using a partition plate provided with a drain plate.

6 is an exploded perspective view of the partition plate of FIG.

[Explanation of symbols]

 5 Roof base 7 Roof tile 8 Building 10 Opening 11 Ridge receiving device 12 Ridge 13, 13a Partition plate 15, 15a… Crown tile 16 Fixture 27 Ventilation part 30 Water intrusion prevention material 38 Waterproof sealer 40, 40a Drain plate

Claims (4)

[Claims] An opening is formed in a ridge of a roof base, a ridge is arranged on a ridge receiving device installed in the ridge, and a roof tile is laid in series on the ridge. Is fixed to the purlin by using long nails and screws, etc. Along with disposing the fixed partition plate, forming a ventilation portion in the partition plate, and providing a moisture intrusion prevention material made of a mesh material on the upper surface on the outer end side of the partition plate so as to cover the entire width direction of the partition plate, Ventilation building structure characterized in that the middle part of the moisture intrusion prevention material is raised and brought into contact with the roof tile. 2. The ventilation ridge structure according to claim 1, wherein a drain plate is provided above the partition plate, the drain plate being inclined in the direction of inclination of the roof. 3. The ventilation building structure according to claim 1, wherein an outer edge side of the moisture intrusion prevention material is fixed to a partition plate, and an inner edge side is a free end. 4. The ventilation building structure according to claim 1, wherein a waterproof sealer is provided between an outer end of the partition plate and the roof tile.