JPH054504B2 - - Google Patents

Description

Detailed Description of the Invention (Field of Industrial Application) This invention provides a balcony constructed by attaching a metal handrail to the outer parapet of a concrete floor that extends outside from an opening in a building on the second floor or above. Regarding.

(Prior Art) As is well known, in Western-style buildings, concrete balconies are provided at the outdoor openings on the second floor and above, and people can access the balconies from the interior. This Western-style balcony has a handrail built into the outer periphery of the concrete floor that extends outward from the bottom of the opening.

Recently, attempts have also been made to install metal balconies at the outdoor openings of Japanese-style buildings so that people can access the Japanese-style balconies from indoors.

(Problem to be solved by the invention) In the case of Western-style balconies constructed with concrete, cantilever support is possible even if the floor overhangs for a long time. In addition, when constructing the handrail using concrete using formwork, there is a problem that the design of the handrail cannot be constructed according to the purpose.
There is a problem in that the design of the handrail cannot be easily changed once it has been constructed.

On the other hand, in the case of Japanese-style balconies constructed with metal materials, if the floor is cantilevered and extended, structurally,
There is a problem that it cannot be extended for a long time, and when the floor is extended for a long time, the tip must be supported from below, which makes the structure more complicated.
There were problems in that the assembly was complicated and the appearance was poor.

(Purpose of the Invention) Therefore, the present invention aims to incorporate the characteristics of Western-style balconies and Japanese-style balconies to easily construct a new balcony with good appearance at low cost.

(Summary of the invention) In order to achieve the above object, the balcony of the present invention has the following features:
A parapet is provided on the outer periphery of the concrete floor that extends outdoors from the bottom of the opening in the building, and the outer surface slopes downward and widens, and the metal handrail attached to the parapet is attached to a horizontal piece that is fixed to the top surface of the parapet. A base member with hanging side pieces facing the sloped outer surface of the parapet, a girder member attached via a bracket to the outside of the side piece of the base member, a column fixed upright on the outside of the side piece of the base member and to which the side end of the girder member is attached, and It consists of a step that is installed astride the foundation material and the girder material, and one or more of a cap, a lattice block, and a blind board are installed between the supports above the step, and between the foundation material and the sloped outer surface of the parapet. A downward wedge-shaped space is formed, and a part of the handrail is installed so as to extend beyond the parapet, and a bottom wall is provided at the lower end of the girder to hide the lower part of the overhang, and a step stool is attached to the overhang. This allows the range of use to be expanded.

(Example) Next, the structure of the balcony of the present invention will be explained based on the drawings.A parapet of an appropriate height is installed on the outer periphery of the concrete floor F that extends from the lower part of the building opening D to the outside outside, excluding the outside outside. G is formed integrally.

This parapet G is formed from a front parapet G1 provided at the front edge of the floor part F, and side parapets G2 provided at the left and right side edges of the floor part F, and the parapet inner surface g and outer surface g' are flared downward. It is sloped and has a trapezoidal shape with a height of less than 50cm.

The metal handrail I attached to the above parapet G is
A foundation material 1 fixed to the parapet G, a girder material 3 attached to the outside of the foundation material 1 via a bracket 2, columns P and P' that are fixed upright on the outside of the foundation material 1 and to which side ends of the girder material 3 are attached, and a base. Consisting of a step stool 15 that straddles and attaches to the beam 1 and the girder 3, the support P,
One or more of a cap 7, a lattice block 8, and a blind board 9 are selected and installed between P'.

The base material 1 is the side piece 1 according to the height of the parapet G.
A horizontal piece 11 to be placed on the upper surface of the parapet G is provided at the upper end of 2, a folded piece 14 is provided at the lower end that extends parallel to the horizontal piece 11 and reaches below the outer periphery of the parapet G, and an upper piece 13 is provided at the inner edge of the horizontal piece 11. is forming.

The base material 1 is divided into a front base material 1A to be attached to the front parapet G1 and a side base material 1B to be attached to the side parapet G2, and the butt ends of both base materials 1A and 1B are cut at 45 degrees. , both base materials 1A,
Place the horizontal piece 11 of 1B on the parapet G, and place the side piece 12 facing the outside of the parapet inclined outer surface g'.
Turn the folding piece 14 toward the lower part of the outer circumference of the parapet G,
Butt the inclined end surfaces of both base materials 1A and 1B against each other,
The horizontal piece 11 is fixed with an embedded bolt B1 embedded in the parapet G, and the butted inclined end surfaces of both base materials 1A and 1B are fixed by welding or caulking C.

Furthermore, if the side pieces 12 of the foundation material 1 are fixed to the parapet G with bolts B1 as shown in FIG. 7, the installation of the foundation material 1 will be made even stronger.

A wedge-shaped space S that tapers downward is created between the inclined outer surface g' of the parapet G and the base material side piece 12 fixed thereto.

The pillars P and P' have a rectangular tube shape, and their lower ends abut against the outside of the base material 1, and are fixed thereto directly with bolts B or by using angle-shaped connecting fittings E.

Specifically, it is divided into a front support P that is attached to the end of the abutting portion of the front foundation 1A and the side foundation 1B, and a side support P' that is attached to the building side of the side foundation 1B.

Furthermore, for convenience of explanation, the front support P is the left and right support P.
Classified into 1 and P2.

When installing the columns P and P' with the connecting metal fitting E, one of the connecting metal arm pieces e1 and e2 is fixed with the pillar P and P' bolt B2, and the other is attached to the base material side piece 12 with the bolt B2.
Stop with.

The side support P' that stands upright on the building side is connected to the hole anchor H buried in the building A from the support P' as shown in Figure 9.
It is also possible to fix by screwing bolt B into.

The bracket 2 has an indoor board 2a at one end and an outdoor board 2b at the other end, and if necessary, bend the supporting piece 2c from the upper end of the indoor board 2a toward the outdoor board 2b, and attach the indoor board 2a to the base material side piece. 12 with bolts B, and project the outdoor panel 2b several centimeters outward until it coincides with the outer surface of the pillars P and P', or beyond that.

A plurality of these brackets 2 are attached at appropriate intervals between the front column P and the side columns P' and between the left and right columns P1 and P2.

A bracket 2 and the pillar P are placed on the outside of the foundation material 1.
When attaching P' and the connecting fitting E, a wedge-shaped space S is created between the base material side piece 12 and the parapet sloped outer surface g', so use this space S to attach the bolt B to the base material side piece 12. Can be fixed.

Girder material 3 is decorative wall 3 according to the height of parapet G
An inner upper wall 32 protrudes from the upper edge of 1 toward the floor F, a bottom wall 33 parallel to the inner upper wall 32 is provided at the lower part, and a drain hole 34 is bored in the bottom wall 33 as necessary. .

The girder material 3 is divided into a front girder material 3A attached to the outside of the front foundation material 1A and a side girder material 3B attached to the outside of the side foundation material 1B. For example, the girder materials 3A, 3
The decorative wall 31 of B is fixed to the outdoor panel 2b of the bracket 2 with screws, and the ends of both decorative walls 31 are attached to the supports P and P' with connecting fittings E, and the inner upper wall 3
2 is fixed to the support piece 2c of the bracket 2 with screws, or to the chevron-shaped rib R or light Z-shaped rib R provided on the connecting fitting E, and then fixed to the bottom wall 3.
3 is laid down on the base material folded piece 14 and fixed thereto with screws, and the tip of the bottom wall 33 is fixed to the parapet G with caulking C.

The step stool 15 includes a step board 5 attached to the base material 1,
It consists of an auxiliary step board 6 attached to the outdoor side,
The tread 5 is a top plate 51 wider than the width of the horizontal piece 11 of the base material.
A hanging piece 52 that hangs down to the inner upper part of the inner surface g of the parapet is formed on the inner edge of the parapet.

This tread 5 has a top plate 51 and an upper piece 13 of the base material 1.
It is placed on appropriately placed ribs R, and fixed with screws so that it slopes downward toward the floor F.

The auxiliary tread plate 6 is attached at one end so as to be continuous with the tread plate 5, and the other end is attached to the girder internal improvement wall 32, or a lower step piece 6c is provided at the other end of the auxiliary step plate 6, and the lower step piece 6
c is fixed to the girder internal improvement wall 32, and the auxiliary tread 6 and the tread 5, and the auxiliary tread 6 and the girder internal improvement wall 32 are fixed with caulking C.

Caulking C is also used for fixing the tip of the tread plate hanging piece 52 and the parapet G, the tread plate top plate 51 and the supports P, P', and the tread plate top plate 51 and the girder internal improvement wall 32.

Blind plate 9 installed between pillars P and P′ and step stool 15
The cap 7 and lattice block 8 to be installed between the upper supports P and P' are selected and installed according to the design of the handrail I.

Of these, the cap 7 is attached to the upper part between the pillars P and P' and the upper part between the left and right pillars P1 and P2.

The lattice block 8 is composed of an upper horizontal bar 81, a lower horizontal bar 82, and vertical bars 83 installed at appropriate intervals between the upper and lower horizontal bars 81, 82.
Install between 2.

The blind plate 9 has a covering part 91 that is slightly larger than the cap 7 and opens downward on the upper part of a shielding piece 9a corresponding to the height of the support column P, and a bottom piece 92 that overlaps under the girder bottom wall 33 on the lower part. is installed protrudingly.

As shown in FIG. 6, this blind plate 9 has a covering part 91 fitted and locked to the cap 7, a bottom piece 92 stacked under the girder bottom wall 33, and the bottom piece 92 folded between the girder bottom wall 33 and the base material. The shielding piece 9a is screwed to the piece 14, and the shielding piece 9a is screwed to the girder decorative wall 31.

Foundation material 1 and girder material 3, pillar P, which constitute handrail I,
P', the treads 5, 6, and the cap 7, as well as the upper and lower horizontal bars 81, 82, and vertical bars 83 constituting the lattice block 8, are each extruded from a light metal material.

Since the balcony of the present invention has the above-mentioned structure, when the floor part F and the parapet G are constructed in advance with concrete, at least the outer surface g' of the parapet is inclined so as to widen downward, and the parapet G is
Attach handrail I to.

To install the handrail I, first attach the front base material 1A to the front parapet G1, and then attach it to the side parapet G1.
Attach the side base material 1B to 2, and attach both base material side pieces 12.
Attach struts P1, P2, P' and bracket 2 to the outside of.

Next, the front spar member 3A is inserted between the front left and right columns P1, P2, and the side spar member 3B is inserted between the columns P1, P2 and the side column P', and the decorative wall 3 of both spar members 3A, 3B is inserted.
1 to the outdoor panel 2b of the bracket 2 with screws, the side ends of both decorative walls 31 are attached to the columns P1, P2, P' using connecting fittings E, and the girders 3A,
The inner upper wall 32 of 3B is screwed to the bracket 2 and the rib R, and the girder bottom wall 33 is overlapped and screwed to the base material folded piece 14.

Since the folded pieces 14 of the base material 1 screwed to the bottom wall 33 of the girder material reach the lower part of the parapet sloped outer surface g', the handrail portion extending outward from the parapet G is hidden by the folded pieces 14.

Furthermore, a footboard 5 is installed on the foundation materials 1A and 1B, and an auxiliary footboard 6 is attached from the footboard 5 to the top of the girder internal improvement wall 32. A step stool 15 consisting of a step board 5 and an auxiliary step board 6 is mounted so as to straddle the material 1B and the side girder material 3B, respectively.

Between the front left and right columns P1 and P2, and the column P1,
The cap 7 and the lattice block 8 to be attached between P2 and the side support P' can be attached by the same means as in the prior art, so their explanation will be omitted.

In Fig. 7, the supports P, P' and the bracket 2 are attached to the outside of the foundation material 1, the installation of the girder materials 3A and 3B is omitted, and the step stool 15 is straddled and installed on the foundation material 1 and the bracket 2. Attach the cap 7 to the upper part between the pillars P and P', fit the covering part 91 of the blind plate 9 to the cap 7, overlap the shielding piece 9a of the blind plate 9 on the outdoor panel 2b of the bracket 2, and then attach the bottom piece. 92 as base material folding piece 14
Stack them underneath and secure them with screws.

In Fig. 8, the installation of the girder members 3A, 3B and the cap 7 is omitted, and the covering part 91 of the blinding plate 9 is straddled and fitted between the upper ends of the pillars P and P', thereby blocking the blinding plate 9. The piece 9a is screwed to the outdoor panel 2b of the bracket 2, and the bottom piece 92 is overlapped and screwed under the base material folded piece 14.

In FIG. 9, an exterior piece 93 bent by about 90 degrees is provided on one side of the blind plate 9, the shielding piece 9a and the exterior piece 93 are overlapped on two sides of the support column P, and the exterior piece 93 is fixed with caulking C.

In addition, the girder material 3 to be attached to a certain area of the foundation material 1 is bent outward and processed into an overhanging girder material 3', while the Kasagi 7
The lattice block 8 is also curved to match the overhanging girder 3', and a cylindrical deformed column P' suitable for connecting the overhanging girder 3' and the front girder 3A, and the front base material 1 are provided.
Several types of brackets 2 with different protruding lengths are formed between A and the overhanging girder 3', and first, the overhanging girder is attached to the outside of the front base material 1A via the brackets 2 with different protruding lengths. 3' and the deformed struts P and P' are installed between the overhanging girder 3' and the front girder 3A, respectively, and then the tread plate 5 is installed on the top of the front base material 1A.
An auxiliary tread 6 formed to match the curvature of the overhanging girder 3' is attached to the outside thereof, and a curved cap 7 or lattice block 8 is installed between the deformed columns P and P' above the overhanging girder 3'.
By attaching this, it is possible to easily construct an observation section that extends outward from the parapet G.

Incidentally, the balcony according to the present invention is not limited to the above-mentioned embodiment, and in the specific assembly procedure, the brackets 2 are attached to the girders 3A and 3B in advance.
It is also possible to attach the connecting fittings E to the pillars P and P' and then fasten the brackets 2 and the connecting fittings E to the side pieces 12 of the foundation material 1 with bolts B. Alternatively, it is possible to attach the brackets 2 to the foundation material 1 in advance. In addition, the shape and structure of each member, the mounting procedure, etc. can be changed as appropriate as long as they do not go against the gist of the present invention.

(Effects of the Invention) Since the balcony according to the present invention has a metal handrail attached to a concrete parapet, not only can the design of the handrail be more versatile than that of a concrete balcony handrail, but also the design of the handrail once constructed can be improved. But you can easily change it later.

Moreover, the outer surface of the parapet is sloped downward to widen, a downward wedge-shaped space is formed between the sloped outer surface and the base material attached to the parapet, and the metal handrail is installed using this space.
Handrails can be strongly and easily assembled using the same technology as conventional Japanese-style balconies.

In particular, the balcony of the present invention is composed of a concrete floor and a metal handrail attached to a parapet integrally formed on the outer periphery of the balcony.
It does not require as much time and effort to assemble as a Japanese-style balcony, and there is no need to support the end of the floor from below. This has the advantage of expanding the range of balcony use.

Also, even if the parapet is made of concrete, the upper surface, sloped outer surface, and lower outer circumference of the parapet are hidden by metal handrail girders, steps, blind boards, etc., so they cannot be made of concrete only. The present invention has particularly beneficial effects on balconies of high-rise buildings, such as improved appearance and appearance than Western-style balconies and giving a high-class image.

[Brief explanation of the drawing]

FIG. 1 is a partially cutaway plan view of the balcony of the present invention;
Figure 2 is a front view of the balcony, Figure 3 is a partial front view of a similar balcony, Figure 4 is a vertical sectional view taken along the line X1-X1 in Figure 2, and Figure 5 is an arrow taken along the line X2-X2 in Figure 2. 6 to 8 are longitudinal sectional views of main parts showing an example of the use of a blinding plate, FIG. FIG. 10 is a bottom view of the main parts of the balcony of the present invention, and FIG. 11 is an exploded perspective view of the main components of the handrail. A... Building, D... Opening, F... Floor,
G, G1, G2... Parapet, g... Inner surface of parapet, g'... Slanted outer surface of parapet, I... Metal handrail, 1, 1A, 1B... Foundation material, 11... Horizontal piece, 12... Side Piece 13... Upper piece 14...
Folding piece, 2...Bracket, 3, 3', 3A, 3
B... Girder material, 31... Decorative wall, 32... Inner wall, 33... Bottom wall, 34... Drain hole, 5, 6...
Stepboard, 15... Step stool, 7... Kasagi, 8... Lattice block, 81, 82... Horizontal bar, 83... Vertical bar, 9
... Blindfold plate, 9a ... Shielding piece, 91 ... Covering part,
92... Bottom piece, B, B1, B2... Bolt, C...
... Caulking, E ... Connecting metal fittings, H ... Hole anchors, P, P', P1, P2 ... Supports, R ... Ribs, S ... Spaces created between parapets and foundation materials.

Claims (1)

[Scope of Claims] 1. A balcony where a parapet G is integrally provided on the outer periphery of a concrete floor F that extends outdoors from the lower part of a building opening D, excluding the indoor side, and a metal handrail I is attached to the parapet. a base material 1 which is inclined so that at least the outer surface g' of the parapet widens downward, and a side piece 12 facing the inclined outer surface g' of the parapet is suspended from a horizontal piece 11 that fixes a metal handrail to the upper surface of the parapet; girder material 3 attached to the outside of the foundation material side piece via bracket 2;
It consists of a post P that is fixed upright on the outside of the side piece of the foundation material and to which the side end of the girder material is attached, and a step stool 15 that is installed so as to straddle the foundation material and the girder material. Attach one or more of the lattice block 8 and the blind plate 9 to form a downward wedge-shaped space S between the base material and the sloped outer surface of the parapet, and attach a part of the handrail so as to extend beyond the parapet, A balcony is provided with a bottom wall 33 at the lower end of the girder to hide the lower part of the overhang, and the range of use can be expanded by a step that is attached to the overhang. 2. The foundation material 1 is divided into a front foundation material 1A to be attached to the front parapet G1 and a side foundation material 1B to be attached to the side parapet G2, and the girder material 3 is a front girder material to be attached at least to the outside of the front foundation material. 3A, and a side beam member 3B that is attached to the outside of the side base material, and front columns P1 and P2 that attach the column P to at least the butt part of the front beam member and the side beam member, and the side beam member. The balcony according to claim 1, which is divided into side supports P' to be attached to the side of the building.