JP2000336753A - Unit building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a unit building capable of promoting the outside appearance even when an upstairs floor area makes smaller than a downstairs floor area. SOLUTION: The upstairs is formed of a setback units 20 providing an exterior wall 24 to be located at one end edge of a bottom section 27 located at the positions retracted to the inside rather than the end edges and a setback units 30 providing two exterior walls 34 to be located at two end edges of bottom sections 37 located at the retracted positions going back to the insides rather than the end edges. An upstairs floor area can be so constructed that it makes-one size smaller than a downstairs floor area by combining the setback units 20 and 30 with each other to arrange. By the constitution, even when the upstairs floor area makes smaller than the downstairs floor area, both right and left balances are properly kept, and the outside appearance of a building 1 can be promoted.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a general building unit in which a lower floor is formed, and the upper floor includes first and second setback units having a bottom having the same dimensions as the bottom of the building unit. It relates to the formed unit building.

[0002]

2. Description of the Related Art Conventionally, a unit-type building constructed by combining a plurality of box-shaped building units and the like manufactured at a factory in advance at a building site has been used (Japanese Patent Laid-Open No. 7-2863).
No. 67, etc.). According to this unit-type building, since the work at the construction site is greatly reduced, there is an advantage that the construction work can be completed in a short time. Here, as a unit-type building, it is possible to construct a building having an upper floor area smaller than a lower floor area by reducing the number of building units installed on the upper floor.

[0003]

In such a unit-type building, when the floor area on the upper floor is reduced, the building units on the upper floor are arranged to be partly arranged because the building units are reduced. There is a problem that the right and left balance is poor and the appearance of the unit building is impaired.
On the other hand, in the conventional construction method of assembling structural members such as frame members at a construction site, it is possible to construct a building in which the floor area of the upper floor is slightly smaller than the floor area of the lower floor. As described above, if the upper floor can be constructed to be slightly smaller, even if the floor area is reduced, the right and left balance is good and the appearance of the building can be improved. However, there is a problem that such a building is structurally difficult in a unit-type building.

[0004] It is an object of the present invention to improve the appearance even when the floor area of the upper floor is constructed to be slightly smaller than the floor area of the lower floor, and the floor area of the upper floor is smaller than the floor area of the lower floor. It is to provide a unit-type building that is possible.

[0005]

The present invention will be described with reference to the drawings. An ordinary building unit 1 having a substantially rectangular frame 6 in which upper and lower ends of four pillars 3 are connected by beams 4 and 5 will be described.
0, the lower floor is formed and the bottom 9 of the building unit 10
First and second having bottom portions 27 and 37 having the same dimensions as
In the unit building 1 in which the upper floor is formed including the setback units 20 and 30, the first setback unit 20 has an outer wall 24 which should be at one edge of the bottom surface 27.
Is provided at a position retracted inward from the edge, and the second setback unit 30
The two outer walls 34, which should be at the two edges of 7, are provided at positions retreated inward from the edges, respectively. According to the present invention, since each setback unit has a floor area of a portion surrounded by an outer wall serving as a room on an upper floor, which is smaller than a floor area of a normal building unit forming a lower floor, By arranging the first and second setback units in combination, the floor area of the upper floor can be constructed to be one size smaller than the floor area of the lower floor. Thereby, even if the floor area of the upper floor is smaller than the floor area of the lower floor, the right and left balance is good and the appearance of the unit-type building can be improved.

In the above description, one end of the first setback unit 20 is a short side, and two ends of the second setback unit 30 are adjacent short and long sides. 2 set back units 20, 30
It is preferable that a plurality of the outer walls 24, 34 of the retreated outer walls 24, 34 are arranged so that the outer wall surfaces 24A, 34A are continuous outwardly facing each other. By doing so, a rectangular parallelepiped living room is formed on the upper floor. The living room part is one size smaller than a rectangular parallelepiped living room part in a normal building unit arranged on the lower floor, and is arranged at the center part of the upper floor. For this reason, the balance between left and right is further improved, and the appearance of the unit-type building can be further improved.

[0007] Further, on the bottom portions 27, 37 between the retreated outer walls 24, 34 and the respective edges, a continuous outer corridor 6 is provided.
It is desirable to be 4. In this way, by providing a door or the like on the outer wall of the upper floor that can move between the outside corridor and the room, it is possible to dry laundry, put plants,
Sunbathing can be performed, and the outer corridor can be used effectively. In addition, it becomes possible to install the first and second setback units on the upper floor and at the same time to provide an external corridor, thereby enabling more efficient on-site work.

Further, the handrail wall 6 is provided on the outer corridor 64 described above.
Preferably, 3 is provided. Here, as the outer corridor, a railing wall is usually required, and if the railing wall is provided in advance in the outer corridor of the first and second setback units, the outer corridor is installed simultaneously with the installation of the setback unit. A handrail wall can also be provided, and the efficiency of on-site work can be increased.

It is desirable that the retreated outer walls 24 and 34 have openings for lighting.
Here, a window or the like provided with a window glass is usually attached to the opening. According to this configuration, it is possible to easily light the room of the first and second setback units through the opening.

[0010]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a unit building 1 according to one embodiment of the present invention. This unit-type building 1 has a first-floor part composed of six lower-floor building units 10 installed on a foundation 2, and these lower-floor building units 1
6 setback units 20 and 3 placed on
0, and a roof (not shown) provided on the second floor portion.

The setback units 20, 30 are arranged such that the outer wall surfaces 24A, 34A of the retreated outer walls 24, 34 are continuous outwardly. Windows 61 and doors 62 are provided in the openings of these outer walls 24 and 34. Here, the setback unit 20 has a short side (an short side floor beam 41 described later) that is one end edge of the bottom surface portion 27.
The outer wall 24 to be located at B) is the first setback unit provided at a position retreated inside the shorter side. The setback unit 30 includes two outer walls 34 that should be on adjacent short sides (short-side floor beams 51B described later) and long sides (long-side floor beams 51A described later), which are two end edges of the bottom surface portion 27. The second setback unit is provided at a position retracted inward from the short side and the long side.

On the periphery of each of the bottom portions 27, 37, a handrail wall 6 is provided.
3 are provided. A continuous outer corridor 64 is formed on the bottom portions 27 and 37 between the handrail wall 63 and the retreated outer walls 24 and 34 described above. In this unit-type building 1, the floor area of the indoor part surrounded by the outer walls 24 and 34 is as follows:
It is constructed to be slightly smaller than the floor area of the indoor part surrounded by the outer wall 11 of the first floor.

As shown in FIG. 2, the lower-floor building unit 10 is a normal building unit having a rectangular parallelepiped frame 6 in which the upper and lower ends of four pillars 3 are connected by ceiling beams 4 and floor beams 5. As the ceiling beams 4 of the building unit 10, two types of long side ceiling beams 4A and short side ceiling beams 4B having different lengths are provided. As the floor beam 5 of the building unit 10, similarly to the ceiling beam 4, two types of a long side floor beam 5A and a short side floor beam 5B having different lengths are provided. A small ceiling beam 7 for supporting a ceiling panel (not shown) forming the ceiling is bridged between the opposed long side ceiling beams 4A.
A plurality of floor joists 8 for supporting a floor member (not shown) forming an indoor floor are bridged between the opposed long side floor beams 5A. A quadrangular bottom surface portion 9 is formed with the quadrangular frame beams 5 and the plurality of floor joists 8.
The outer wall 11 is formed of a plurality of unillustrated outer wall materials provided between the ceiling beam 4 and the floor beam 5 on the outdoor side along the longitudinal direction according to the installation position of the building unit 10. ing.

As shown in FIG. 3, the setback unit 20 includes a floor frame 41, a ceiling frame 42,
The frame 21 includes four columns 43 erected between a floor frame 41 and a ceiling frame 42. The floor frame 41 includes a long-side floor beam 41A serving as a long side and the short-side floor beam 41B serving as a short side described above, which are assembled in a rectangular frame shape. 22 is a bridge. The ceiling frame 42 also includes a long-side ceiling beam 42A and a short-side ceiling beam 42B having different lengths assembled in a rectangular frame shape, and a plurality of small ceiling beams 2 between the opposed long-side ceiling beams 42A.
3 is a bridge.

The long side ceiling beam 42A of the ceiling frame 42 is
As described above, since the outer wall 24 is retracted, the floor frame 4
The length is shorter than one long side floor beam 41A. Pillar 43
Connect the four corners of the ceiling frame 42 with the corresponding two corners of the floor frame 41 and the intermediate portion of the long-side floor beam 41A. On the outdoor side, depending on the installation position of the setback unit 20, the ceiling frame 42
An outer wall material (not shown) forming the outer wall 24 is provided between the floor frame 41 and the long side ceiling beam 42A and the short side ceiling beam 42B. In addition, ceiling beam 2
3 is provided with a ceiling surface material 25 forming a ceiling, and a floor surface material 26 forming an indoor floor is provided in a part of the room surrounded by the outer wall of the floor joist 22. The bottom 27 formed by the floor frame 41 has the same dimensions as the bottom 9 formed in the building unit 10 described above.

As shown in FIG. 4, the setback unit 30 includes a floor frame 51, a ceiling frame 52,
The frame 31 includes four pillars 53 erected between a floor frame 51 and a ceiling frame 52. In the floor frame 51, the long side floor beam 51A serving as the long side and the short side floor beam 51B serving as the short side are assembled in a square frame shape.
A plurality of floor joists 32 are bridged between opposing long side floor beams 51A. Also in the ceiling frame 52, the long side ceiling beams 52A and the short side ceiling beams 52B having different lengths are assembled in a rectangular frame shape, and a plurality of ceiling small beams 33 are bridged between the opposed long side ceiling beams 52A. Things.

The long side ceiling beam 52A and the short side ceiling beam 52B of the ceiling frame 52 are shorter than the long side floor beam 51A and the short side floor beam 51B of the floor frame 51 due to the retreat of the outer wall 34. ing. The pillar 53 connects the four corners of the ceiling frame 52 with the corresponding corners of the floor frame 51, the middle part of the long-side floor beam 51A, the middle part of the short-side floor beam 51B, and the middle part of the floor joist 32. Connected. On the outdoor side, the above-described outer wall 34 is formed between the ceiling frame 52 and the floor frame 51 along the long side ceiling beam 52A and the short side ceiling beam 52B according to the installation position of the setback unit 30. (Not shown) is provided. In addition, the ceiling beam 33 is provided with a ceiling surface material 35 forming a ceiling, and a floor surface material 36 forming an indoor floor is provided in a part of the room surrounded by the outer wall of the floor joist 32. I have. The bottom portion 37 formed by the floor frame 51 has the same dimensions as the bottom portion 9 formed in the building unit 10 described above.

As described above, the building unit 10 and the setback units 20 and 30 have the same size of the bottom surface, but the floor area of the indoor floor surrounded by the outer wall and provided with the floor material is as follows. different. Specifically, the floor area of the second floor formed by the setback units 20 and 30 is slightly smaller than the floor area of the first floor formed by the building unit 10.

Next, the construction procedure of such a unit building 1 will be described. First, the building unit 1 manufactured in the factory
0 and the setback units 20, 30 are installed at the construction site. Specifically, the building unit 10 is installed on the foundation 2 to form a first floor portion. And the building unit 10
The setback units 20 and 30 are installed on top.
At this time, the second floor portion is set back units 20, 30
And the outer wall surfaces 24 of the retreated outer walls 24 and 34
A and 34A are arranged so as to be continuous with each other facing outward. In this way, the unit-type building 1 in which the floor area of the second floor is slightly smaller than the floor area of the first floor is constructed.

According to the present embodiment, the following effects can be obtained. That is, in each of the setback units 20, 30, the floor area of the portion surrounded by the outer walls 24, 34, which is the interior of the upper floor, is smaller than the floor area of the normal building unit 10 forming the lower floor. By arranging the setback units 20 and 30 in combination, the floor area of the upper floor can be constructed one size smaller than the floor area of the lower floor. Thereby, even if the floor area of the upper floor is smaller than the floor area of the lower floor, the left-right balance is good and the appearance of the unit building 1 can be improved.

The setback units 20, 30
Are arranged so that the outer wall surfaces 24A, 34A of the retreated outer walls 24, 34 face outward and are continuous with each other, so that a room that becomes a rectangular parallelepiped living room portion on the upper floor can be easily formed. This room part is a normal building unit 1 located on the lower floor
When it is 0, it is one size smaller than the room which is a living room part formed in a rectangular parallelepiped shape, and is arranged in the center part of the upper floor. For this reason, the balance between left and right is further improved, and the appearance of the unit building 1 can be further improved.

Further, an external corridor 64 is continuous on the bottom surfaces 27, 37 between the retreated outer walls 24, 34 and the handrail wall 63.
Since the outer walls 24 and 34 of the upper floors are provided with the door 62 that can move between the outside corridor 64 and the room, it is possible to dry laundry, put plants, and sunbathe etc. in the outside corridor 64, The outer corridor 64 can be used effectively. In addition, the outer corridor 64 can be provided at the same time when the setback units 20 and 30 are installed on the upper floor, so that the efficiency of on-site work can be improved.

Also, as the outer corridor 64, usually the handrail wall 63
Since the handrail wall 63 is provided in the outer corridor 64 of the setback units 20 and 30 in advance, the handrail wall 63 of the outer corridor 64 may be provided simultaneously with the installation of the setback units 20 and 30. From this point, the efficiency of the on-site work can be improved.

Further, windows 61 are formed on the retreated outer walls 24, 34.
Provided, the setback unit 2 is provided via the window 61.
Daylight can easily be taken in the rooms 0 and 30.

It should be noted that the present invention is not limited to the above-described embodiment, but includes other configurations that can achieve the object of the present invention, and also includes the following modifications.
For example, the upper surface of the setback unit is not limited to a horizontal surface. For example, as shown in FIG.
May be provided, only the upper surfaces of the setback units 30 arranged on both sides of the setback unit 20 may be inclined according to the oblique line restriction with the adjacent building or road, or as shown in FIG. The upper surfaces of all the setback units 20, 30 may be inclined on both sides of the building so as to form a roof 100 having a downward slope from the building toward the eaves. In this way, it is possible to easily cope with oblique line restriction.

The outer wall of each setback unit may not be provided with, for example, a window if it is not necessary to illuminate the interior of the setback unit.

Further, the unit-type building is not limited to providing a handrail wall on the second floor, but may be provided with a lattice fence, for example.

The setback unit has an outer corridor on the bottom surface between the retreated outer wall and the handrail wall. However, the present invention is not limited to this. For example, a top light may be provided on the bottom surface to introduce light. And light may be introduced into the room of the building unit on the lower floor.

Further, the position of the setback unit is not limited to the arrangement in which the outer walls of the retreated outer walls face outward and are continuous with each other. In short, the setback units 20 and 30 can be used. It is only necessary that the floor area of the upper floor can be constructed a little smaller than the floor area of the lower floor, and the arrangement method may be determined as appropriate according to the shape and structure of the setback unit.

Further, the setback unit is not limited to use in a two-story unit-type building.
It may be used for a unit building of three stories or more.

[0031]

As described above, according to the unit-type building of the present invention, the following effects can be obtained. That is, according to the unit-type building according to claim 1, each setback unit has a floor area of a portion surrounded by an outer wall which is an indoor room on an upper floor, and a floor area of a normal building unit forming a lower floor. Therefore, by arranging the first and second setback units in combination, the floor area of the upper floor can be constructed to be slightly smaller than the floor area of the lower floor. Thereby, even if the floor area of the upper floor is smaller than the floor area of the lower floor, the right and left balance is good and the appearance of the unit building can be improved.

According to the unit-type building of the second aspect, a rectangular parallelepiped living room is formed on the upper floor. The living room portion is one size smaller than a rectangular parallelepiped living room portion of a normal building unit arranged on the lower floor, and is arranged at the center of the upper floor. For this reason, the balance between left and right is further improved, and the appearance of the unit-type building can be further improved.

Further, according to the unit-type building according to the third aspect, if a door or the like which can move between the outside corridor and the room is provided on the outer wall of the upper floor, laundry can be dried in the outside corridor or plants can be removed. Placement, sunbathing, etc. can be performed, and the outer corridor can be effectively used. In addition, it is possible to install the first and second setback units on the upper floor and at the same time to provide an external corridor, thereby making it possible to increase the efficiency of on-site work.

According to the unit-type building of the fourth aspect, since a handrail wall is usually required as the outer corridor, the handrail wall is provided in advance in the outer corridor of the first and second setback units. If it is set, a handrail wall in the outer corridor can be provided at the same time as the setback unit is installed,
The efficiency of on-site work can be improved.

Further, according to the unit-type building according to the fifth aspect, it is easy to illuminate the interior of the first and second setback units through the opening.

[Brief description of the drawings]

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

FIG. 2 is a perspective view showing a framework of a building unit in the embodiment.

FIG. 3 is a perspective view showing a framework of a setback unit in the embodiment.

FIG. 4 is a perspective view showing a skeleton of a setback unit in the embodiment.

FIG. 5 is a perspective view showing a modified example of the present invention and showing a unit-type building.

FIG. 6 is a perspective view showing another modification of the present invention, showing a unit-type building.

[Explanation of symbols]

 3 pillar 4 ceiling beam 5 floor beam 6 frame 9, 27, 37 bottom part 10 building unit 20, 30 setback unit 24, 34 outer wall 24A, 34A outer wall surface 61 window 63 handrail wall 64 outer corridor

Claims (5)

[Claims] 1. A lower building is formed of a normal building unit having a substantially rectangular frame in which upper and lower ends of four corner columns are connected by beams, and a first floor having a bottom having the same size as the bottom of the building unit. And a unit-type building including an upper floor including a second setback unit, wherein the first setback unit is configured such that an outer wall that should be at one end of the bottom surface portion retreats inward from the end edge. The second setback unit is provided in a position where two outer walls, which should be at two edges of the bottom surface portion, are respectively recessed inward from the edges. A unit building characterized by the fact that there is a unit building. 2. The unit-type building according to claim 1, wherein the one edge of the first setback unit is a short side, and the two edges of the second setback unit are:
A unit that is adjacent to a short side and a long side, wherein a plurality of the first and second setback units are arranged such that outer wall surfaces of the retreated outer wall face outward and are continuous with each other. Ceremony building. 3. The unit-type building according to claim 2, wherein a continuous outer corridor is provided on a bottom surface between the retreated outer wall and each of the edges. . 4. The unit building according to claim 3, wherein a handrail wall is provided in the outer corridor. 5. The unit-type building according to claim 1, wherein the recessed outer wall is provided with an opening for daylighting.