JP2001090203A - Building unit and unit type building using the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a building unit, in which the degree of freedom of the room planning of a building can be improved, and the unit type building using the building unit. SOLUTION: The positions of ceiling-side and floor-side openings 71, 72 for a pipe space forming section 70 for a first floor installed on the ceiling side and floor side of a first-floor building unit 3C respectively are made to differ in the plan view of the first-floor building unit 3C. Accordingly, wnen each opening 71, 72 is communicated by spaces 73, 74 in the vertical direction and the horizontal direction and the pipe space forming section 70 for the first floor is formed, a bath unit 37 is brought near to the ceiling-side opening 71 side and can be arranged, and the degree of freedom of the room planning of the first floor section of the building unit 1 can be improved.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a building unit and a unit building using the same, and more particularly, to a building unit for a unit building having a pipe space and a unit building using the same.

[0002]

BACKGROUND ART Conventionally, in buildings such as apartment houses and general houses,
A pipe space for intensively arranging a pipe such as a water supply pipe, a drain pipe or a gas pipe is provided, and this pipe space is formed vertically across the upper and lower floors of the building. For this reason, in a building unit used for a unit-type building, an opening for a pipe space is provided on at least one of the ceiling side and the floor side. In particular, the unit-type building is a building having three or more floors. If the opening is
It is provided on both the ceiling side and the floor side of the building unit installed on the middle floor and the lowest floor. The openings on each floor are located at the same position in plan view because the pipe space is formed vertically (Japanese Patent Laid-Open No. 8-42125).

[0003]

However, since the pipe space of such a conventional unit-type building is formed in a straight line in the vertical direction, the floor plan of each floor of the unit-type building is restricted by the pipe space. There's a problem.

An object of the present invention is to provide a building unit capable of improving the degree of freedom of a floor plan of a building and a unit-type building using the same.

[0005]

The building unit according to the present invention is, as described using the reference numerals in the embodiments described later, a building unit 3C for a unit-type building 1 having a pipe space 4 for accommodating a pipe 80. There is provided a ceiling side opening 71 for the pipe space provided on the ceiling side and a floor side opening 72 for the pipe space provided on the floor side, and these opening positions are different in plan view. It is characterized by having.

According to the present invention, the positions of the ceiling side opening and the floor side opening for the pipe space provided on the ceiling side and the floor side of the building unit, respectively, are made different in plan view of the building unit. At the same time, by setting the opening positions, a pipe space in which the layout is prioritized is formed, and the degree of freedom in the layout of the building is increased.

The pipe space is formed by communicating the openings with vertical and horizontal spaces 73 and 74, and the horizontal space is formed by a pair of opposing and vertically adjacent building units in the vertical direction. Walls 35, 371
It is desirable to be provided between them. In such a case, since a pipe space is provided between walls extending in the vertical direction of the building unit, it is possible to incline the pipe by using the height of the space, for example, when piping a drain pipe or the like. Thus, the drain pipe can have a sufficient water gradient.

In this case, it is preferable that the building units are arranged such that at least the floor side opening of the openings is located near the outer periphery of the building. If the floor opening is on the center side of the building, for example, to connect the drain pipe inserted into the floor opening and the sewer pipe drawn into the outer periphery of the building foundation, It is necessary to arrange a long horizontal pipe under the floor. Since such a horizontal pipe is disposed in a narrow space below the floor on the first floor, if it is long, a sufficient water gradient may not be provided. Therefore, by arranging the building unit such that at least the floor side opening is located near the outer periphery of the building, the drainage pipe and the like are connected to the sewer pipe via a short horizontal pipe or the like having a sufficient water gradient. As a result, drainage and the like are performed well.

A unit-type building according to the present invention is characterized by being constructed using the building unit according to any one of claims 1 to 3. According to the present invention, by constructing a unit-type building using the above-described building units, a unit-type building having a high degree of freedom in floor plan of each floor can be obtained.

In the unit-type building of the present invention, it is preferable that the floor provided on at least two or more floors is formed to include the lightweight cellular concrete plate. In such a case, the floor provided on at least two or more floors is formed including a lightweight cellular concrete plate excellent in fire resistance. Also, the fire around the pipe space is suppressed, and the fire resistance of the unit building is improved.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a longitudinal sectional view of a unit building 1 according to the present embodiment, and FIG. 2 is a perspective view of a main part of the unit building 1.

In FIG. 1, a unit-type building 1 is formed by arranging a plurality of building units 3 on a foundation 2 in a horizontal direction and a vertical direction. Unit 3A, 2nd floor building unit 3
B, the first-floor building unit 3 as the building unit of the present invention
C has a three-story structure arranged vertically.

Each of the building units 3, 3A, 3B, 3C
As shown in FIG. 2 as a representative of the first floor building unit 3C,
A ceiling beam 3 is provided between the upper end and the lower end of the four pillars 31, respectively.
It is formed in the shape of a box by being connected by 2 and the floor beam 33.

On the floor side of the third-floor building unit 3A shown in FIG. 1, a pair of opposed long-side floor beams 33 (see FIG. 2).
A flat rectangular floor-side opening 41 is formed between the two floor-side intermediate beams 411 laid on the floor. In addition, floor side opening 4
1, a fire-resistant inner wall member 42 is provided upright, whereby a vertical third-floor pipe space forming section 40 that opens to the floor is provided in the third-floor building unit 3A. .

On the ceiling side and the floor side of the second-floor building unit 3B, a pair of opposing long-sided ceiling beams 32 and floor beams 3 are provided.
3 (see FIG. 2), between the two ceiling-side intermediate beams 511 and the floor-side intermediate beam 521, a ceiling-side opening 51 and a floor-side opening 52 each having a rectangular shape are formed. These ceiling-side and floor-side openings 51 and 52 vertically correspond to the position of the floor-side opening 41 of the third-floor building unit 3A,
Each opening 41, 51, including this floor side opening 41,
52 positions are the same in plan view. In addition, a fire-resistant inner wall material 53 is erected so as to surround the ceiling-side and floor-side openings 51 and 52, and thereby, in the second-floor building unit 3B, a vertical second floor opened to the ceiling and the floor side. Pipe space forming part 50 is provided.

These three- and third-floor building units 3A,
The floor of 3B is formed by laying a lightweight cellular concrete plate 34 on each of the floor beams 33 and the floor-side intermediate beams 411, 521 except for the floor-side openings 41, 52.

On the other hand, the first-floor building unit 3C is provided with a ceiling middle beam 711 and a floor-side middle beam 721 similarly to the second-floor building unit 3B, but the ceiling-side middle beam 711 is provided on the floor side of the second-floor building unit 3B. The intermediate beams 521 are provided at positions corresponding to the vertical direction, and the floor-side intermediate beams 721
11 is provided at a position shifted to the long side of the first-floor building unit 3C. A flat rectangular ceiling-side opening 7 is provided between the ceiling-side intermediate beams 711 and the floor-side intermediate beams 721.
The first and floor-side openings 72 are formed, and therefore, the positions of the ceiling-side and floor-side openings 71, 72 are different in plan view of the first-floor building unit 3C.

A floor member 36 is attached to the floor beam 33 of the first-floor building unit 3C, and a bus unit 37 is provided on the upper surface of the floor member 36 with a ceiling opening 71 (FIG. 2). (Right side). Note that such a bus unit 37 includes a plurality of joists 38 erected between floor beams 33.
It may be installed directly on top. Also, at this time, by forming the joists 38 of metal, rot due to moisture can be effectively prevented.

The first-floor building unit 3C is placed on the foundation 2 such that the floor opening 72 is located near the outer periphery of the unit building 1. In addition, the building unit 3C 'is juxtaposed with the first-floor building unit 3C. An inner wall panel 35 is erected on the ceiling beam 32 and the floor beam 33 of the building unit 3C ', and the inner wall panel 35 and the side wall 371 of the bus unit 37 of the first-floor building unit 3C are closely opposed in the vertical direction. A vertical and horizontal space 7 is provided between the inner wall panel 35 and the side wall 371.
A first-floor pipe space forming part 70 composed of 3, 74 is provided, and the ceiling-side opening 71 and the floor-side opening 72 communicate with each other in the first-floor pipe space forming part 70.

In such a unit-type building 1, the first-floor, second-floor, and third-floor pipe spaces are provided by installing the second- and third-floor building units 3B and 3A above the first-floor building unit 3C. Forming parts 40, 50, 70
Are communicated to form a pipe space 4 of the unit building 1. A plurality of pipes are intensively piped in the pipe space 4.

Specifically, in the third-floor building unit 3A, a room 311 in which a plumbing device (not shown) is installed is arranged in parallel in the third-floor pipe space forming section 40. The drain pipe 80 connected to the surrounding equipment penetrates through the inner wall material 42 and enters the third-floor pipe space forming section 40, extends downward along the third-floor pipe space forming section 40, and extends to the second-floor building unit 3B. To the second-floor pipe space forming part 50. When approaching the first-floor building unit 3C, the drain pipe 80 is bent to the horizontal space 74 side of the first-floor pipe space forming unit 70, and is installed in the horizontal space 74 with a water gradient. Then, when the drain pipe 80 reaches a position corresponding to the upper part of the floor side opening 72 formed on the floor side, it is bent again, extends downward through the vertical space 73, and penetrates the floor side opening 72. And reaches below the floor of the unit building 1. Here, the drain pipe 80 joins a bathroom drain pipe 81 extending from the inside of the bath unit 38, and is connected to a drawing pipe 83 from a sewer through an elbow pipe 82.

In this embodiment, the unit-type building 1 is constructed as follows. First, each building unit 3 manufactured in a factory or the like is transported to the site, and these building units 3 are arranged on the foundation 2 in the horizontal and vertical directions.
At this time, the first-floor building unit 3C is arranged such that the floor-side opening 72 is located near the outer periphery of the unit-type building 1, and the building unit 3C is placed on the ceiling side and the floor-side openings 71, 72 of the first-floor building unit 3C. 'Are juxtaposed. Thereby, the first-floor pipe space forming part 70 is formed. In this way,
After the first floor of the unit building 1 is formed, the second and third floor building units 3B and 3A are installed at the top of the first floor with the positions of the openings 41, 51, 52 and 71 corresponding to each other. The first, second and third floor pipe space forming sections 40, 50 and 70 are communicated to form the pipe space 4 of the unit building 1. The drain pipe 8 is provided in the pipe space 4 of the unit-type building 1 thus formed.
Piping 0 etc. collectively. In addition, in order to easily perform piping, the inner wall panel 35 of the building unit 3C 'and the inner wall members 42, 5 of a part of the third and second floor building units 3A, 3B are used.
3 is preferably provided after the piping.

According to the above-described embodiment, the following effects can be obtained. That is, in the present embodiment, the positions of the ceiling-side and floor-side openings 71 and 72 for the first-floor pipe space forming unit 70 provided on the ceiling side and the floor side of the first-floor building unit 3C respectively correspond to the first-floor building unit 3C. Are different in a plan view, the openings 71 and 72 are communicated by vertical and horizontal spaces 73 and 74 to form the first-floor pipe space forming section 70. It can be arranged close to the side, and the degree of freedom of the layout of the first floor of the unit building 1 can be increased.

Since the horizontal space 74 forming the first-floor pipe space forming section 70 is provided between the inner wall panel 35 and the side wall 371 of the bus unit 37, the height of the space (the first-floor building unit 3C) The height of the drain pipe 80 can be used to incline the drain pipe 80, and the drain pipe 80 can have a sufficient water gradient.

Since the first-floor building unit 3C is arranged so that the floor opening 72 is located near the outer periphery of the unit building 1, the drain pipe 80 is connected to the drain pipe 83 from the sewer by an elbow pipe 82 or the like. it can. Therefore, there is no need to dispose a long horizontal pipe under the narrow floor of the first floor of the unit building 1, and drainage can be improved.

Since the unit-type building 1 is constructed using the building unit 3, the construction period at the site can be shortened, and the building unit 3 can be manufactured in a quality-controlled factory, so that the building unit 3 The quality, and eventually the quality of the entire unit building 1 can be stabilized.

The floors of the third- and second-floor building units 3A and 3B are formed by lightweight cellular concrete plates 34 having excellent fire resistance.
Even if a fire or the like occurs on the first floor portion, the fire around the pipe space 4 can be suppressed, and the fire resistance of the unit building 1 can be improved.

It should be noted that the present invention is not limited to the above embodiment, and modifications and improvements as long as the object of the present invention can be achieved are included in the present invention.

For example, in the above embodiment, the floor portions of the third and second floor building units 3A and 3B are formed by lightweight cellular concrete plates 34, but the present invention is not limited to this, and the first floor is not limited thereto. Lightweight cellular concrete boards may also be used for the floors of the building units. Further, the present invention includes a case where each floor of a building is formed of an appropriate material other than the lightweight cellular concrete plate.

In the above embodiment, the first-floor building unit 3C
The first-floor building unit 3C is arranged so that the floor-side opening 72 formed in the building is located near the outer periphery of the unit-type building 1. For example, even if the floor-side opening is located at the center side of the building, Good. However, if the floor side opening is located in the center of the building, a long horizontal pipe is required when connecting the drainage pipe to the intake pipe from the sewer, so it is necessary to devise a way for the horizontal pipe to have a sufficient water gradient . Therefore, a first-floor building unit having a floor-side opening can eliminate the need for a long horizontal tube, and therefore it is desirable that the floor-side opening be located near the outer periphery of the building.

In the above embodiment, the horizontal space 74 forming the first floor pipe space forming portion 70 is provided between the inner wall panel 35 and the side wall 371 of the bus unit 37. It is not limited to
For example, the space in the horizontal direction of the pipe space forming part for the first floor may be formed in a space formed above the ceiling or the like. Further, such a horizontal space may be formed not only in the first-floor building unit but also in the second-floor or third-floor building unit.

In the above embodiment, the first-floor building unit 3C
A bus unit 37 is installed in the inside, but the present invention is not limited to this, and may be a normal living room or the like. Further, such a living room may be a large space or the like in which a first-floor building unit and another first-floor building unit arranged side by side with the first-floor building unit communicate with each other. Then, in such a case, the first-floor pipe space forming portion may be formed between the inner wall panels opposing each other.

In the above embodiment, only the drain pipe 80 is stored in the pipe space 4. However, for example, a plurality of drain pipes, water supply pipes, gas pipes, etc. may be stored. Are also included in the present invention.

In the above embodiment, the unit-type building 1 is a three-story building, but the unit-type building according to the present invention is not limited to this, and is a single-story building, a two-story building, a four-story building or more. Or any number of floors that can be built using building units.

[0035]

According to the present invention, the following effects can be obtained. In other words, according to the first aspect of the present invention, the positions of the ceiling-side opening and the floor-side opening for the pipe space provided on the ceiling side and the floor side of the building unit are different from each other in plan view of the building unit. By setting the opening positions in accordance with the layout in the unit, it is possible to form a pipe space in which the layout is prioritized, and it is possible to increase the degree of freedom in the layout of each floor of the building.

According to the second aspect of the present invention, since the pipe space is provided between the walls extending in the vertical direction of the building unit, the pipe can be inclined using the height of the space. When piping a pipe etc., there is an effect that a sufficient water gradient can be given to the drain pipe.

According to the third aspect of the present invention, the building units are arranged so that at least the floor side opening is located near the outer periphery of the building. Can be connected to a sewer pipe through a short horizontal pipe having a sufficient gradient, and there is an effect that drainage and the like can be improved.

According to the invention of claim 4, according to claim 1,
By constructing a unit-type building using the building unit according to any one of claims 3 to 3, there is an effect that a unit-type building having a large degree of freedom in floor layout of each floor can be obtained.

According to the fifth aspect of the present invention, the floor of each floor excluding at least the floor of the first floor is formed to include a lightweight aerated concrete plate excellent in fire resistance. Even if a fire or the like occurs on the first floor portion, the fire around the pipe space is suppressed, and the fire resistance of the unit building can be improved.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view schematically illustrating a unit-type building according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a main part of the embodiment.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Unit type building 3C 1st floor building unit which is a building unit 34 Lightweight cellular concrete board 35,381 Side wall panel which is a pair of walls and the side wall of a bus unit 70 Pipe space formation part for the first floor 71 Ceiling side opening 72 Floor side opening 73 Vertical space 74 Horizontal space

Claims (5)

[Claims] 1. A building unit for a unit-type building having a pipe space for accommodating a pipe, wherein a ceiling-side opening for the pipe space provided on a ceiling side and a floor for the pipe space provided on a floor side. A building unit comprising side openings, wherein the positions of these openings are different in plan view. 2. The building unit according to claim 1, wherein the pipe space is formed by connecting the openings in a vertical space and a horizontal space, and the horizontal space is vertically adjacent to each other. A building unit, which is provided between a pair of opposing walls. 3. The building unit according to claim 2, wherein at least the floor-side opening of each of the openings is arranged near an outer periphery of the building. 4. A unit-type building constructed using the building unit according to any one of claims 1 to 3. 5. The unit-type building according to claim 4, wherein the floors provided on at least two or more floors include a lightweight cellular concrete plate.