JPH0252066B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a ventilation building structure that can be easily manufactured by assembling parts that can be mass-produced in a factory on-site and can reliably prevent rain leaks.

Traditionally, when installing ventilation holes in the roof ridges of factories, warehouses, gymnasiums, etc., the method of assembling louvers or small roofs has been adopted, but all conventional methods completely prevent rain leakage from around the ventilation holes. I couldn't do it.

This invention was made based on the above circumstances, and provides a ventilation building that reliably prevents rain leakage from the ventilation openings and the surrounding area, and that can be easily manufactured by assembling parts that can be mass-produced in a factory on-site. The purpose is to provide structure.

Next, an embodiment of the present invention will be described with reference to the drawings.

FIG. 1 is a sectional view showing a ventilation ridge structure according to an embodiment of the present invention.

As shown in FIG. 1, the ventilation ridge structure is symmetrical with respect to a perpendicular line passing through the ridge, and a ventilation ridge 2 is formed above the roof main body 1.

The roof main body 1 is constructed as follows.

A plurality of e.g. metal purlins 3 having a channel-shaped cross section and elongated along the ridge direction are arranged in parallel so as to be orthogonal to the slope of the roof. Lay the base material 4. The first base material 4 was laid along one slope of the roof, and the other base material 4 was laid along the other slope.
The base material 4A is arranged so that its upper end portions in the inclination direction are butted against each other.

A support member 7 is attached to the main building 3 at a position higher than the upper surface of the first base material 4 and along a direction perpendicular to the longitudinal direction of the main building 3 using a fixing member such as a bolt 6 having an angle 5 at one end. . The plurality of support members 7 are arranged in parallel to each other so as to be orthogonal to the longitudinal direction of the main building 3. Therefore, the plurality of main buildings 3 and the plurality of support members 7 have a lattice shape.

As shown in FIG. 2, the support member 7 has a wide portion 7A that is wide in the lateral direction, and a narrow portion that is formed to protrude from the upper surface of the wide portion 7A and is narrow in the lateral direction. The lower part of the wide part 7A is open, and the lower end of the wide part has flanges 7C, 7C extending in directions away from each other, and the upper part of the narrow part 7B is It has a configuration in which the end face is closed. The bolts 6 are attached to the support member 7 using the flanges 7C, 7C.

A second base material 8 is bridged between the upper surface of the wide portion 7A of the support member 7 and the upper surface of the wide width portion 7A of the adjacent support member 7, and the second base material 8 is placed between each of the parallel support members 7. spread it all over. Further, there is a predetermined distance between the upper edge of the second base material 8 laid along one slope of the roof and the upper edge of the second base material 8A laid along the other slope. Therefore, an air layer is formed between the first base material 4 and the second base material 8.

On the upper surface of the second base material 8, a plurality of real roof plates 9 are provided.
Thatch.

The present roof plate 9 has, for example, an upper edge 9A of a band-shaped iron plate folded back to form a chevron-shaped cross section on the upper surface side.
The lower end edge is folded back to the lower side to form a hook-shaped cross section, and the main roof board 9 is arranged so that the upper end edge 9A of the chevron-shaped cross section is upward, following the slope of the second base material 8. By crossing the upper edge 9A of the chevron-shaped cross section of the main roof board 9 with the edge of the hook-shaped cross section of another main roof board 9 located above the main roof board 9, the main roof boards 9 can be mutually connected. are connected so that the roof body 1 is covered with a plurality of main roof panels 9.

The ventilation building 2 is configured as follows.

That is, the support material 10 is arranged within the interval between the upper edge of the second base material 8 and the upper edge of the other second base material 8A. When viewed from the ridge direction, the disposed support member 10 has a horizontal portion 10A and a vertical portion 10B that faces each other by bending both ends thereof at right angles, forming a substantially downward U-shape. It is formed to have a flange portion 10C formed by bending the lower end of the vertical portion 10B obliquely outward. The support member 10 has its collar portion 10C fixed to the support member 7 with bolts 6. Further, a plurality of supporting members 10 are arranged along the ridge direction and are individually fixed with bolts 6. A rectangular cylindrical horizontal member 11 is fixed to the upper surface of the horizontal portion 10A of each support member 10.

A rectangular tube-shaped first vertical member 12 is attached to both ends of each horizontal member 11, and when viewed from the ridge direction, the horizontal member 11 and the first vertical members 12 at both ends form an H
It has a shape.

On the outer surface of each first vertical member 12 below the mounting position of the horizontal member 11, an appropriate number of
A square tubular second vertical member 14 is attached via two spacers 13A and 13B. Further, the upper ends of each of the first vertical members 12 attached to both ends of each horizontal member 11 support metal rafters 15 that are mountain-shaped when viewed from the ridge direction and have a hat-shaped cross section.

Since the supporting members 10 are arranged at predetermined intervals along the ridge direction, the horizontal members 11, the first vertical members 12, the second vertical members 14 and the metal rafters 15
The supporting members 10 are also arranged along the ridge direction.

A roof board 16 is laid on the upper surface of the plurality of metal rafters 15 arranged in a row, with a base material (not shown) and a waterproof roofing material (not shown) interposed therebetween. form the roof.

The ridge portion of the roof of the ventilation ridge 2 overlaps the upper edges of the roof plates 16 laid on each slope of the roof, and wraps the edge of one roof plate 16 with the edge of the other roof plate 16. The edge of the other roof plate 16 is bent to prevent rain from leaking from the ridge.

The eaves part of the roof of ventilation building 2 is made of metal rafters 1.
An elongated arabesque member 17 is attached to the lower end of the slope of 5 along the ridge direction. In other words, the inclined lower end of the metal rafter 15 is connected to the U-shaped portion 17A of the arabesque member 17.
At the same time, the eaves part is housed in the extending part 17B extending behind the U-shaped part 17A so as to wrap the sloping lower end of the roof board 16.

A plurality of water guide plates 18 are vertically attached to the outer and inner surfaces of the second vertical member 14 .

The water guide plate 18 is a plate-like member that is elongated along the ridge direction. The cross section in the transverse direction is formed by bending the end edge portion to form a first inclined portion 18A, and bending in a direction away from the inclination direction of the first inclined portion 18A near the center in the transverse direction. to form the second inclined part 18B, and the first inclined part 18A and the second inclined part 1.
8B, and the second inclined part 18B is bent in the opposite direction to the first flat part 18C to form a second flat part 18D parallel to the first flat part 18C. and further bending the end edge of the second flat part 18D in a direction away from the inclination direction of the second inclined part 18B on the same side as the second inclined part 18B,
It has a shape in which a third inclined portion 18E is formed.
Then, with the first sloped part 18A positioned upward and the third sloped part 18E positioned downward, the second plane part 18D is brought into close contact with the inner and outer surfaces of the second vertical member 14, and the water guide plate 18 is moved to the second side. attached to the vertical member 14, and
A plurality of water guide plates 18 are arranged on the second vertical member 14 along the vertical direction so that the third slope part 18E of the upper water guide plate 18 and the first slope part 18A of the water guide plate 18 immediately below face each other. do.

A long waterproof sheet, such as a rubber sheet 19, is attached to the lower end of the inner surface of the second vertical member 14 along the ridge direction. The lower end of the rubber sheet 19 is hung over the main roof board 9, and
The upper end of the rubber sheet 19 is sandwiched between the inner surface of the second vertical member 14 and the lowest water guide plate 18 of the water guide plates 18 arranged on the inner surface of the second vertical member 14, and the rubber sheet 19 is inserted into the second vertical member 14. It is attached to the vertical member 14. Therefore, even if rainwater infiltrates into the pair of water guide plates 14 attached to the second vertical member 14 so as to face each other with the second vertical member 14 in between, the rainwater flows down the second vertical member 14 and then , and will be guided by the rubber sheet 19 and flow down onto the main roof board 9.

Further, inside the ventilation ridge 2, a water return plate 20 is disposed from one end edge having a mountain-shaped cross section of the main roof plate 9 on the sloped surface of the roof to the vertical portion 10B of the support member 10 and the lower surface of the horizontal member 11. water return board 2
0 is used by bending the actual roofing board 9, and the topmost actual roofing board 9 in the roof inclination direction among the actual roofing boards 9 placed on the upper surface of the second base material 8 is used. A water return plate 2 is placed at the upper end 9A of the shape cross section.
0, the other end 9 having a hook-shaped cross section of the main roof board 9
B is locked, and the central part of the main roof board 9 to be used as the water return part 20 is bent upward at almost a right angle so that its rising surface is along the outer surface of the vertical part 10A of the support member 10, and then the rising surface is is further folded back at a substantially right angle, and the folded surface is disposed on the lower surface of the horizontal member 11.
Therefore, even if rainwater should intrude into the ventilation building 2, it will be blocked by the water return plate 20 and will not infiltrate indoors.

Since the ventilation ridge structure is configured as described above,
The air between the first base material 4 and the second base material 8 rises within the ventilation ridge 2, and then the air within the ventilation ridge 2 flows through the arrayed first vertical members 12, second vertical members 14, and second The water exits outdoors through gaps between the water guiding plates 18 arranged on the vertical member 14, thereby making it possible to ventilate the indoor space.

In the case of rain, even if rainwater falls into the water guiding plate 18, the second inclined portion 18B and the second flat portion 1
8D, rainwater flows down the third slope 18E and falls onto the water guide plate 18 located below, and in this way, the rainwater flows down the arranged water guide plates 18 one after another,
Rainwater that finally flows out onto the main roof board 9 through the rubber sheet 19 and falls into the ventilation ridge 2 is prevented. Further, even if rainwater enters the ventilation building 2, the water return plate 20 can prevent the rainwater from entering the room.

Since each member constituting the ventilation ridge structure in the above embodiment can be mass-produced in a factory, the ventilation ridge structure can be easily manufactured by assembling the members mass-produced in the factory on site.

Although one embodiment of this invention has been described in detail above, this invention is not limited to the above embodiment, and it goes without saying that it can be implemented with appropriate modifications within the scope of the gist of this invention. Nor.

Instead of attaching the water guide plate 18 to the second vertical member 14 as in the previous embodiment, the water guide plate 18 may be attached to the second vertical member 14 as shown in FIG.

That is, the water guide plate 18 shown in FIG. 3 has the same shape as the water guide plate 18 in the previous embodiment. Then, with the third inclined part 18E upward, the first inclined part 1
8A is located below, and the second vertical member 1
The water guide plate 18 is attached to the outer surface of the water guide plate 4, and the first inclined portion 18A of the upper water guide plate 18 and the lower water guide plate 23
so that the third inclined portions 18E of the two sides face each other,
A plurality of water guide plates 18 are arranged on the outer surface of the second vertical member 14 . The manner in which the water guide plates 18 are attached and arranged on the inner surface of the second vertical member 14 is the same as in the previous embodiment.

If the method of attaching and arranging the water guide plate 18 as shown in FIG. This is convenient because it makes it easier to fall upwards.

As described in detail above, the ventilation building structure according to the present invention is constructed from parts that can be mass-produced in a factory, so it can be easily assembled on site and can provide sufficient indoor ventilation.

[Brief explanation of the drawing]

Fig. 1 is a schematic sectional view showing the entire ventilation ridge structure which is an embodiment of the present invention, and Fig. 2 is a view taken from a direction perpendicular to the ridge direction, showing the installation state of the base material in the ventilation ridge structure. Sectional view, 3rd
The figure is a sectional view showing a state different from the above embodiment in which a water guide plate is attached to the second vertical member. 1... Roof body, 2... Ventilation ridge, 3... Main building,
DESCRIPTION OF SYMBOLS 10... Supporting material, 11... Horizontal member, 12... First vertical member, 14... Second vertical member, 18... Water guide plate.

Claims (1)

[Claims] 1. A supporting member is held by a pair of supporting members arranged symmetrically with respect to the ridge, perpendicular to the ridge direction of the roof body, and a horizontal member having first vertical members attached at both ends is fixed to the supporting member. , a ventilation building structure characterized in that the roof of the ventilation building is supported at the upper end of the first vertical member, and a second vertical member having water guide plates arranged vertically on the outer surface of the first vertical member is attached. .