JPH11200484A - Balcony structure and method for constructing the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a balcony structure which allows efficient use of a building site and a method for constructing the same. SOLUTION: To form a balcony 6 on the outside part of a building and a staircase 7 leading to the balcony 6, an opening connected to a space below the balcony 6 is formed in the floor face of the balcony 6, and the staircase 7 supported in the opening is placed within the plane of the balcony 6 and below the balcony 6. Therefore, because the staircase 7 is placed within the plane of the balcony 6 and below the balcony 6, it does not need to use the site of the building more than does a conventional staircase mounted on the side face or front face of the balcony 6, whereby the site of the building can be utilized efficiently.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a balcony structure having a balcony formed in an outdoor part of a building and a staircase connected to the balcony, and a method of constructing the balcony.

[0002]

2. Description of the Related Art Conventionally, in a balcony formed in an outdoor part of a building, a staircase is sometimes provided in order to connect the ground and the balcony. Typically, the stairs are mounted on the side or front of the balcony and are located in a planar position adjacent to the balcony.

[0003]

However, if the stairs are arranged adjacent to the balcony, there is a problem that the site of the building is used for that and the use is wasted.

[0004] It is an object of the present invention to provide a balcony structure and a method for constructing the same, which can efficiently utilize the site of a building.

[0005]

The balconi structure of the present invention will be described with reference to the drawings. In the balconi structure having a balconi 6 formed in an outdoor part of a building and a stair 7 connected to the balconi 6, An opening 17 communicating with the space below the balcony 6 is formed in the floor of the balcony 6, and a step 7 supported by the opening 17 in the plane of the balcony 6 and below the balcony 6 is formed. The stairs 7 are arranged on the floor structural material 1 near the opening 17.
9 is characterized by including a stair post 21 supported by the stairs 9. In the present invention, since the stairs 7 are arranged within the plane of the balcony 6 and below the balcony 6, the stairs 7 require extra space on the building as compared with the conventional steps mounted on the side or front of the balcony. There is no need to use it, and the building site can be used efficiently. The floor structural material 19 near the opening 17 is
Since it is supported by the stair post 21, the balcony 6 can be stably supported, and a large balcony can be formed.

In the above structure, the stairs may have any structure, but for example, a spiral staircase 7 is preferable. Further, it is desirable that the diameter of the spiral staircase 7 is the same as or slightly smaller than the amount of projection of the balcony 6 from the outer wall surface of the building. In this manner, the proportion of the staircase portion is small, so that a sufficient space for the first floor portion located directly below the balcony 6 can be secured. Also, since the diameter of the spiral staircase 7 is formed to be the same as or slightly smaller than the amount of projection of the balcony 6, the opening 17 formed on the floor of the balcony 6 can be reduced, and the floor of the balcony can be sufficiently provided. Can be secured.

In the above configuration, the stairs 7 preferably include a stair post 21 having a lower end connected to the ground surface and an upper end connected to the lower surface of the floor structural member 19 of the balcony 6. In this way, since the lower surface of the floor structure member 19 of the balcony 6 is supported by the stairs 21, the amount of projection from the outer wall surface of the building can be increased even in Chianti balcony, and the floor of the balcony 6 can be enlarged. The area can be increased.

In the above configuration, it is desirable that the opening 17 formed on the floor surface of the balcony 6 be provided with a lid 30 for closing the opening 17. By doing so, the opening 17 is usually closed by the lid 30, so that the floor surface of the balcony 6 can be effectively used. Can be used as stairs.

In the above configuration, the balcony 6 includes a floor panel 14 having the opening 17 and the floor panel 1.
It is desirable to be constituted by a cantilever-supported balconi unit 10 having a rising wall 15 erected on the peripheral edge of the unit 4. If this is done, the floor panel 1 will be
Since the opening 17 can be formed in 4, the work at the construction site can be reduced.

The method for constructing a balcony structure according to the present invention includes a balcony 6 formed in an outdoor part of a building and a stair 7 connected to the balcony 6. The floor of the balcony 6 has a space below the balcony 6 and An opening 17 communicating with the opening 17 is formed, and a stair 7 supported by the opening 17 is arranged in a plane of the balcony 6 and below the balcony 6.
This staircase 7 is provided with at least one staircase support 2 in the construction method of the balcony structure including the staircase support 21 supported by the floor structure material 19 near the opening 17.
After installing 1, the balcony 6 is lifted above the stair post 21, and the balcony structural member 19 is connected to the upper end of the stair post to assemble the balcony 6. According to such a method, since the balcony 6 can be attached to the outer wall of the building while the balcony 6 is supported at the upper end of the stair post 21, the balcony 6 can be stably attached to the building. Also, if a plurality of stair columns 21 are provided, the balcony 6 can be supported more stably, and a larger balcony can be installed.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows a unit-type building 1 to which a balcony structure according to the present embodiment is applied. This unit-type building 1 has a foundation 2
A building body 3 formed on the foundation 2 and having a plurality of building units 4 arranged vertically and horizontally, a roof 5 formed on the building body 3, and a building unit on the second floor of the building body 3 4 and unit-type building 1
And the balconies 6 arranged side by side along the outer wall surface. A spiral staircase 7 is provided below the balcony 6 in the plane of the balcony 6. Although not shown, the building unit 4 is a building unit having a framed structure including columns that are erected at four corners and a frame that includes beams connecting between upper ends and lower ends of these columns. At the factory, wall materials, floor materials, and other equipment are installed in advance in such a building unit 4 and then transported to the construction site and combined with each other, so that site work can be reduced and the construction period can be shortened. .

FIG. 2 shows a balcony unit 10 constituting the balcony 6. This Balconi unit 1
Numeral 0 includes a floor panel 14, a rising wall 15 erected on the periphery of the floor panel 14, and a handrail 16 (see FIG. 1) attached to the upper surface of the rising wall 15. The floor panel 14 is a floor structural material 19 constituting a floor framework.
And the floor member 1 attached to the upper surface of the floor structural member 19.
And an L-shaped opening 17 communicating with the space below the balcony unit 10 on one side.

The floor structural member 19 includes a plurality of vertical beams 11 and the horizontal beams 1 bridged over these vertical beams 11.
2 and the middle longitudinal beam 1 to form the opening 17
1 and an L-shaped intermediate beam 18 fixed to the base member 1.

As shown in FIGS. 3A and 3B, the opening 17 is provided with a lid 30 for closing the opening 17. This lid 30 is connected to one end and the middle vertical beam 11 and L
It is placed on the upper surface of the middle beam 18 and the cross beam 12 of the character shape,
It is formed rotatably via a hinge 31. A handle 32 is provided on the upper surface of the lid 30. In addition, since the thickness of the lid 30 is formed to the same thickness dimension as the floor surface material 13, the upper surface of the lid 30 is flush with the upper surface of the floor.

When the lid 30 is rotated via the hinge 31, the lid 30 is set up parallel to the inner surface of the rising wall 15 as shown in FIG. The spiral staircase 7 supported by the opening 17 is disposed below, that is, below the balcony unit 10.
Note that the opening 17 may be normally closed by a lid 30 as shown in FIG.

As shown in FIGS. 4 (A) and 4 (B), the spiral staircase 7 has a lower end that is ground, and an upper end that is the lower surface of the floor structural material 19 near the opening 17, that is, the lower end is hit in place. A base 8, a stair post 21 having an upper end connected to the lower surface of the intermediate beam 18, and a step plate connected at one end to the stair post 21 and spirally arranged vertically around the stair post 21. 22 and a sasara girder 23 connected to the other end of the step board 22.
And a handrail 24 erected on the upper surface of the step board 22. The upper end of the slab girder 23 is fixed to the lower surface of the balcony unit 10, and the lower end is fixed to the foundation 8. The spiral staircase 7
Is formed slightly smaller than the amount of projection of the balcony unit 10 from the outer wall surface of the building body 3.

The manufacturing method of this embodiment having the above-described configuration will be described. In order to form the staircase unit 20 which is the spiral staircase 7 below the floor of the balcony unit 10, the balcony unit 10 having a framework having an opening 17 communicating with the lower space of the balcony unit 10 is formed in a factory in advance. . Further, a cover 30 for closing the opening 17 is provided in the opening 17, the cover 30 is formed rotatably via a hinge 31, and the step board 22 is spirally formed in the vertical direction around the stair post 21. The staircase unit 20 including the above is formed. After that, the balcony unit 10 and the stair unit 20 are transported by truck or the like to the construction site where the building body 3 is built.

At the construction site, the balcony unit 10
Is attached to the outer wall of the building body 3 by a crane or the like. Next, in arranging the stair unit 20 which is the spiral staircase 7 within the plane of the balcony unit 10 and below the balcony unit 10, the lower end of the stair column 21 is fixed to the foundation 8
Then, the upper end is joined to the lower surface of the intermediate beam 18.

According to the above-described embodiment, the following effects can be obtained. That is, the balcony unit 10
An opening 17 communicating with the lower space of the balcony unit 10 is formed on the floor surface of the balcony unit 10.
Since the spiral staircase 7 is arranged in the plane of and below the balcony unit 10, there is no need to use an extra site of the building as compared with a conventional staircase attached to the side or front of the balcony unit 10, The building site can be used efficiently.

Further, since the diameter of the spiral staircase 7 is formed to be slightly smaller than the projecting amount of the balcony unit 10 from the outer wall surface of the building body 3, the proportion of the staircase portion can be reduced. Therefore, on the first floor,
For example, a space on the south side can be sufficiently secured.
Further, since the opening 17 formed on the floor surface of the balcony unit 10 can be reduced, the floor of the balcony unit 10 can be sufficiently secured.

Further, the stair support 2 constituting the spiral staircase 7
1 is a base 8 having a lower end cast in place and an upper end having an opening 1.
7 is connected to the lower surface of the intermediate beam 18 formed on the periphery of the staircase 7, so that the stair post 21 supports the balcony unit 10, so that the balcony unit 10 can be stably supported, and the balcony unit 10 can be stably supported. Can be increased. In addition, a cantilevered Balconi unit 1
Even at 0, the amount of protrusion from the outer wall surface of the building body 3 can be increased, and the floor area of the balcony unit 10 can be increased.

An opening 17 formed in the floor of the balcony unit 10 has a hinge 3 for closing the opening 17.
Since the lid 30 is provided so as to be rotatable via 1, the floor of the balcony unit 10 can be effectively used if the opening 17 is normally closed, and In the event of a fire or the like, if the lid 30 is opened via the hinge 31, it can be used as an emergency staircase.

Further, since the spiral staircase 7 is constituted by a staircase unit 20 which is manufactured in advance in a factory, it is only necessary to connect the stair support 21 at the construction site, and the work at the construction site is reduced. be able to.

It should be noted that the present invention is not limited to the above-described embodiment, but includes other configurations capable of achieving the object of the present invention, and also includes the following modifications.
That is, in the above-described embodiment, the staircase is the spiral staircase 7, but is not limited to this. As shown in FIG.
May be a linear staircase unit 40 that is diagonally extended along the longitudinal direction of the staircase. The stair unit 40 has two stair columns 41 having a lower end connected to the foundation 8A and an upper end connected to the floor structural material of the balcony unit 10, and a pair of sasari beams 42 each having an upper end connected to the stair column 41. And a plurality of step plates 43 spanned between the slab beams 42, and handrails 44 erected on the upper surfaces of the step plates 43.

Further, as shown in FIG.
A ladder-shaped stair unit 5 including two stair posts 51 having upper ends connected to the floor structural material of the balcony unit 10 and a step board 52 bridged between these stair posts 51.
It may be 0. By doing so, the spiral staircase 7
The opening is slightly smaller than in this case, and the same effect as described above can be obtained. Furthermore, the stairs are configured by the stair unit 20 manufactured in advance in the factory, but are not limited thereto, and may be stairs assembled at a construction site.

In the above embodiment, after the balcony unit 10 is attached to the outer wall at the construction site, the stair pillars 21 are placed on the lower surface of the floor structural member 19 of the balcony unit 10.
The stair unit 20 is installed below the balcony unit 10 by connecting the stairs. However, the invention is not limited to this. After installing at least one pillar 21 for stairs, the balcony unit 10 is placed above the pillar 21 for stairs. And the floor structure material 19 of the balcony unit 10 may be connected to the upper end of the stair column 21 to assemble the balcony unit 10, and the stair 7 may be provided on the stair column 21.

[0027] For example, as shown in FIG.
Is installed on the left end of the stairs, and the support 61 is installed on the right end. Then, the balcony unit 10 is lifted above the stair support 21 and the support 61, and the stair support 21 is lifted.
And the floor structural members 19 of the balcony unit 10 are connected to the upper ends of the columns 61, respectively.
0 is attached to the outer wall of the building body 3, and a stair plate or the like is attached to the stair post 21 to form a stair unit 20. Here, one stair post 21 is installed, but a plurality of stair posts 21 may be provided. Also, in the balcony structure shown in FIGS. 5 and 6, similarly to the method shown in FIG. 7,
First, the two columns 41, 51 for stairs are installed, and the floor structural members 19 of the balcony unit 10 are connected to the upper ends of the columns 41, 51, respectively. Then, the balcony unit 10 is connected to the outer wall of the building body 3. Attached to the stair post 4
Attach a step board or the like to the stair units 40, 50
May be formed.

In this way, the floor structural members 19 of the balcony unit 10 are provided on the upper ends of the stair columns 21 and the columns 61.
Is connected, and then the balcony unit 10 is attached to the outer wall of the building body 3, so that the balcony unit 1 is stably mounted.
0 can be attached to the building body 3. Further, if the balcony unit 10 is supported by the columns 21 and 61 for stairs, the balcony unit 10 can be more stably supported, and a larger balcony unit than in the above embodiment can be installed. .

In the above embodiment, the stair unit 2
0 is formed at the corner of the balcony unit 10,
The present invention is not limited to this, and may be formed at the center of the balcony unit 10. By doing so, the balcony unit 1
0 can be stably supported.

Further, in the above embodiment, the balcony is constituted by the balcony unit 10 manufactured in advance in the factory, but the invention is not limited to this, and the balcony may be assembled at a construction site.

In the above-described embodiment, the diameter of the opening 17 is formed to be slightly smaller than the projecting amount of the balcony unit 10 from the outer wall surface of the building main body 3. However, the present invention is not limited to this. It may be formed in the same size as the quantity. In short, the diameter of the opening 17 may be appropriately determined.

In the above embodiment, the lid 30 is opened and closed via the hinge 31, but is not limited to this, and may be a removable lid.

[0033]

According to the balcony structure and the construction method of the present invention, the site of a building can be used efficiently.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a unit-type building to which a balcony structure according to an embodiment of the present invention is applied.

FIG. 2 is a perspective view showing a framework of the balcony unit according to the embodiment.

FIG. 3 is a plan view showing an open / closed state of a lid according to the embodiment.

FIG. 4 is a perspective view showing a spiral staircase according to the embodiment.

FIG. 5 is a perspective view showing another example of the balcony structure according to the present invention.

FIG. 6 is a perspective view showing still another example of a balcony structure according to the present invention.

FIG. 7 is a perspective view showing another example of a method of constructing a balcony structure according to the present invention.

[Explanation of symbols]

 6 Balconi 7 Stairs (spiral staircase) 10 Balconi unit 14 Floor panel 15 Rising wall 17 Opening 19 Floor structural material 21 Stair column 30 Lid

Claims (7)

[Claims] 1. A balcony structure comprising a balcony formed in an outdoor part of a building and a staircase connected to the balcony, wherein an opening communicating with a space below the balcony is formed in a floor surface of the balcony. A step supported by the opening is disposed in the plane of the balcony and below the balcony, and the step includes a stair column supported by a floor structural member near the opening. Balconi structure characterized by the following. 2. The balcony structure according to claim 1, wherein said steps are spiral steps. 3. The balcony structure according to claim 2, wherein the diameter of the spiral staircase is the same as or slightly smaller than the projection of the balcony from the outer wall surface of the building. 4. The barconi structure according to claim 1, wherein the stairs include a stair post having a lower end connected to a ground surface and an upper end connected to a lower surface of a flooring material of the balcony. Characteristic Balconi structure. 5. The balcony as set forth in claim 1, wherein an opening formed in the floor of the balcony is provided with a lid for closing the opening. Construction. 6. The barconi structure according to claim 1, wherein the barconi includes a floor panel having the opening, and a rising wall provided on a peripheral edge of the floor panel. Balconi structure characterized by being constituted by a holding and supporting balconi unit. 7. A balcony formed in an outdoor part of a building and a staircase connected to the balcony, wherein an opening communicating with a space below the balcony is formed in a floor of the balcony, and the balcony is provided with an opening. A staircase supported by the opening is disposed in a plane and below the balcony, and the staircase is a method of constructing a balcony structure including a stair column supported by a floor structural material near the opening. In the above, after installing at least one stair post, the vulconi is lifted above the stair post, and the vulconi floor structural material is connected to the upper end of the stair post to assemble the vulconi. Construction method of balconi structure.