JPH0696876B2 - Roof balcony 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 of a roof balcony in which the balcony leading to the attic can be conveniently formed by a discontinuity provided in a sloping roof and the habitability of the attic can be improved.

[0002]

2. Description of the Related Art For example, in a multi-storey house having a sloping roof with two flows, the attic below the sloping roof may be used as an attic. In addition to such ventilation and daylighting of the attic, in order to enhance the habitability of the attic and add accents to the sloping roof, and to enhance the appearance of the house, the sloping roof sometimes has a balcony leading to the attic. It is formed.

Conventionally, such a balcony is formed by a notch provided in a sloping roof, but since the balcony is provided in a sloping roof having a slope, the floor body,
If the construction of the side walls is a little complicated, it becomes a cause of reducing the workability.

On the other hand, it is desired that the above-mentioned balcony for increasing the habitability and comfort of the attic has a structure as simple as possible and is excellent in fireproofing and waterproofing. The inventor uses a roof beam that forms a frame structure of a house and can support a floor of an attic, and forms the floor with the same structure as a roof balcony provided on the roof of the house, for example. The present invention has been devised focusing on the fact that the structure of the balcony can be simplified.

The present invention is based on the fact that a balcony floor is formed by mounting a Daihiki on opposite sides of two roof beams parallel to the nose purlin and laying a floor panel over the Daihaku to form a balcony floor. It is an object of the present invention to provide a structure of a roof balcony that can form a sloping roof with a simple structure to improve the workability and enhance the habitability of the attic.

[0006]

SUMMARY OF THE INVENTION The present invention is a roof balcony structure which forms a balcony leading to an attic by a discontinuity provided in a sloping roof, the roof balcony being below the sloping roof and parallel to the nose purlin. A floor panel made of lightweight concrete, which is provided with the interrupted part of the sloping roof, is attached to the side surfaces of the roof beam facing each other, and is made of lightweight concrete and is laid on the floor panel. While forming the floor of the balcony, an inner wall body having an opening leading to the attic on the roof beam on the upper side of the sloping roof and connecting the upper end of the discontinuity of the sloping roof to the lower side of the sloping roof. On the roof beam, an outer wall body that connects the lower ends of the discontinuities of the slanted roof is provided, while at the both ends of the inner wall body and the outer wall body, side wall bodies that connect the lateral ends of the discontinuities of the slanted roof are provided. .

[0007]

The balconies are attached to the facing sides of the roof beams, and the floor panel and the waterproof material laid over the drapes form the floor of the balcony. Thus, since the balcony is formed by using the roof beams that can support the floor of the attic, the structure of the balcony can be simplified and the workability can be improved. Further, as the waterproof material, for example, a synthetic resin-based waterproof sheet such as vinyl chloride or a synthetic rubber-based waterproof sheet is preferably used, which can enhance the waterproofness of the balcony floor, and has high heat insulation and noncombustibility as a floor panel. Since it uses the lightweight concrete it has, it also helps improve fire protection.

Further, an inner wall body having an opening communicating with the attic is provided on the roof beam above the sloping roof, and an outer wall body is provided on the roof beam below the sloping roof, while an inner wall body is provided.
Side walls are provided at both ends of the outer wall to form walls on four sides of the balcony. In this way, since the balcony is surrounded by each wall on all sides and is installed inside the sloping roof, it is possible to block the line of sight from the outside, and it can be used as a private space for residents to improve livability. sell.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. In the figure, the structure of the roof balcony of the present invention forms a balcony C leading to an attic B by a discontinuity A provided in a sloping roof R, and a roof beam 3 below the sloping roof R and parallel to the nose purlin 2, The floors P of the balcony C are formed by attaching the large pulls 4 and 4 to the opposite sides of the floor 3 and the floor panels P are laid over the large pulls 4 and 4, and the four sides of the balcony C have inner walls 5, It is surrounded by the outer wall body 6 and the side wall bodies 7, 7.

As shown in FIG. 3, the balcony C is formed on one of the sloping roofs R of a multi-storey house H having a sloping roof R of both flows in this example. It communicates with the attic B provided in the room through an entrance G formed by an opening E.

In this example, the nose purlin 2 is composed of a lattice beam formed by arranging an upper chord member 2A and a lower chord member 2B, which are groove-shaped members, with their groove portions facing each other, as shown in FIG.
It is laid horizontally between the through columns of and along the eaves of the sloping roof R.

Further, the roof beams 3 and 3 are gable-direction roof beams 15 and 1 which connect the nose bridges 2 and 2 which are arranged at both ends of the house H, respectively.
It is arranged below the sloping roof R and in parallel with the nose purlin 2 via the No. 5.

The gable roof beam 15 is a lattice beam having an upper chord member 15A and a lower chord member 15B. Both ends of the girder roof beam 15 are bolted to a strip plate 2C provided on the nose purlin 2 so that the nose purlin 2 can be secured. And the roof beams 3 and 3 are installed between the parallel gable-direction roof beams 15 and 15.

The roof beam 3 is formed of a lattice beam having the same structure as the gable roof beam 15, and has an upper chord member 3A upper surface, an upper chord member 15A upper surface of the gable direction roof beam 15, and a lower chord member 3B lower surface and a gable member. The lower chord members 15B of the directional roof beam 15 are aligned with the lower surface of the lower chord member 15B, and both ends of the roof beam 3 are fixed to the side faces of the gable roof beams 15 and 15 by bolts or the like, so that the roof beam 3 is mounted in parallel with the nose purlin 2. . As the roof beam 3, a channel member having a U-shaped cross section or the like may be used.

Further, above the rectangular space surrounded by the roof beams 3 and 3 and the gable roof beams 15 and 15 which are parallel to each other, the slanted roof R is cut out in a rectangular shape so that the slanted roof R is A break beam A is provided and the roof beam 3,
On the opposite side faces of 3, the big pulls 4 and 4 for supporting the floor D of the balcony C are provided side by side.

In this example, the large pulling 4 has horizontal overhanging pieces 4B, 4C protruding from the upper and lower sides of a horizontally long rectangular fixing piece 4A bolted to a plurality of strips 3C provided on the roof beam 3. It is formed from a channel steel with a lip having a substantially U-shaped cross section, and the upper projecting pieces 4B and 4B are located below the upper chord members 3A and 3A of the roof beams 3 and 3, and the heights thereof are arranged to be uniform. It is fixed to the roof beam 3.

Further, a rectangular floor panel P made of lightweight concrete is laid on the overhanging pieces 4B and 4B on the fixed hauls 4 and 4 so that the upper surface thereof is substantially aligned with the upper surface of the upper chord member 3A. The waterproof material 10 is placed on the upper surface of the floor panel P to form the floor D of the balcony C. In this example, a heat insulating floor material is used between the floor panel P and the waterproof material 10 using a heat insulating material such as plastic foam such as polythylene, polyethylene, or polyurethane foam, glass fiber, or inorganic fiber such as rock wool. A non-combustible material such as a gypsum board or an asbestos board is laminated on the heat insulating material 16 with 16 interposed. Therefore, the balcony floor D has high heat insulation and incombustibility due to the lightweight concrete, the heat insulating floor material 16, and the noncombustible material. Further, as the waterproof material 10, a synthetic resin type waterproof sheet such as vinyl chloride, a synthetic rubber type waterproof sheet or the like is preferably used to enhance the waterproofness of the balcony floor D.

The upper surface of the heat insulating material 16 is slightly inclined toward the outer edge of the balcony C, and a drain groove 17 is formed at the outer end thereof. Such a balcony floor structure is the same as the balcony floor structure provided on the roof of an ordinary house, and since no special member is used for the roof balcony according to the present invention, the workability is improved and the member is improved. It is possible to reduce costs.

Further, on the roof beam 3a on the upper side of the sloping roof R, that is, on the indoor side, an inner wall body 5 connecting the upper ends of the discontinuities A of the sloping roof R is built. The inner wall body 5 is a lower frame member 20 which is made of square timber and is arranged along the upper surface of the upper chord member 3A of the roof beam 3a.
And a rectangular outer frame 22 formed by joining both ends of an upper frame member 21 parallel to each other with a vertical frame member, and a face member 26 on the front and back of a rectangular inner frame member 24 forming an opening E leading to the attic B. 26 is a panel body attached with the opening E remaining, and the lower frame member 20 is fixed to the upper chord member 3A by using an appropriate fitting, so that the lower end of the inner wall body 5 is a roof beam 3a. Mounted on. Further, the upper end of the inner wall body 5 is supported by fixing the upper frame member 21 to a lower flange 32A of a purlin 32 made of I-shaped steel for fixing the rafter 30 supporting the inclined roof R by bolting or the like. The floor of the attic B is, in this example, a floor panel PB having a steel frame mounted on a projecting piece 33 provided on the indoor surface of the roof beam 3a.
It is formed by fixing.

A decorative edge 34 is attached around the opening E, and a sash F is attached to the outside of the decorative edge 34 to form an entrance / exit G to the balcony C.
On the outside of the main building 32, a ceiling plate 37 that forms an eaves ceiling at the upper end of the discontinuity A through a plate member 35 and a square member 36.
A gutter 40 is provided on the outer surface of the nose cover 39 which is attached to the ceiling plate 37 and rises from the outer end of the ceiling plate 37 and is attached to the lower end of the rafter 30, as shown by a chain line in FIG.

On the lower side of the sloping roof R, that is, on the roof-side roof beam 3b, an outer wall body 6 connecting the lower ends of the discontinuities A of the sloping roof R is built. The outer wall body 6 is an upper frame member along the lower surface of the lower flange 45A of the purlin 45 made of I-shaped steel for fixing the lower frame member 42 along the upper surface of the upper chord member 3A of the roof beam 3b and the rafters 44 supporting the inclined roof R. A panel body in which a face member 50 is attached to the side facing the balcony C of a rectangular frame formed by connecting both ends of 47 with vertical frame members 49, 49, and the lower frame member 42 is provided with an appropriate mounting bracket. By using it and fixing it to the upper chord member 3A, the outer wall body 6 is erected on the roof beam 3b.

The face member 50 of the outer wall member 6 is the upper frame member 4
A handrail 53 is installed in the vicinity of the upper end of the face member 50 while standing above the lower end of the discontinuity A, while forming a wall surface on the outside of the balcony C extending beyond 7.
Further, a drainage pipe 54 which is opened at the drainage groove 17 and extends through the lower frame member 42 and extends to the eaves of the sloping roof R is arranged below the outer wall body 6.

Further, at both ends of the inner wall body 5 and the outer wall body 6,
Side wall bodies 7, 7 connecting the lateral ends of the discontinuity A of the sloping roof R are built. As shown in FIG. 2, the side wall body 7 is an upper frame in which the upper ends of the vertical frame members 56, 56 which are erected at different heights on the upper chord member 15A of the gable roof beam 15 are inclined at the same slope as the inclined roof R. A panel body in which a face material 59 is attached to the side facing the balcony C of a trapezoidal frame formed by joining the materials 57, and the four wall surfaces of the balcony C cooperate with the inner wall body 5 and the outer wall body 6. To form.

As described above, since the balcony C is formed in a concave shape on the sloping roof R, it is possible to shield the line of sight from the outside and use the balcony C as a private space. Further, since each wall surface of the balcony C uses the panel body, the construction work at the site can be streamlined.

[0025]

As described above, the structure of the roof balcony of the present invention forms the balcony floor by the floor panel fixed to the roof beam and spanned by the girder, and connects each edge of the discontinuous portion of the sloping roof. The inner wall body, the outer wall body, and the side wall body form a balcony wall surface. Therefore, the balcony can be used as a private space because it is surrounded by wall surfaces on all sides, and the habitability of the attic can be enhanced.

Further, since the floor of the roof balcony of the present invention is formed by using a roof beam capable of supporting the attic and by using a floor body having the same structure as that of an ordinary rooftop balcony, the structure of the balcony is simplified. It is possible to improve the construction efficiency, and it is also useful for saving the member cost.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of the structure of a roof balcony of the present invention.

FIG. 2 is a perspective view showing a nose purlin and a roof beam.

FIG. 3 is a perspective view schematically showing an embodiment of the present invention.

[Explanation of symbols]

 2 Nose purlin 3, 3a, 3b Roof beam 4 Daihiki 5 Inner wall body 6 Outer wall body 7 Side wall body 10 Waterproof material A Interrupted area B Attic C Balcony balcony D Balcony floor P Floor panel R Sloped roof

Claims (1)

[Claims] 1. A structure of a roof balcony that forms a balcony leading to an attic by a discontinuity provided on a sloping roof, wherein the discontinuity of the sloping roof is provided between the roof beams below the sloping roof and parallel to the nose purlin. At the same time, the floor of the balcony is formed by a floor panel made of lightweight concrete that is attached to the opposite sides of the roof beam and is laid over the rail, and a waterproof material placed on the top surface of the floor panel. An inner wall that has an opening leading to the attic above the roof beam above the sloping roof and that connects the upper ends of the discontinuities of the sloping roof, A structure of a roof balcony in which an outer wall body that connects the lower ends of the discontinuities is provided, while side walls that connect the side ends of the discontinuities of the slanted roof are provided at both ends of the inner wall body and the outer wall body.