JPH086376B2 - Floor structure of dwelling unit - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention comprises pillars arranged at four corners, and ceiling beams and floor beams are bridged in a frame shape between upper and lower ends of these pillars to provide a living space therein. A floor structure of a box type dwelling unit.

[0002]

2. Description of the Related Art In recent years, an industrialized building has been known in which a plurality of dwelling unit units manufactured in advance in a box shape in a factory or the like are laminated to form a house.

The housing unit is a rectangular parallelepiped unit in which a living space is provided inside by pillars arranged at four corners and ceiling beams and floor beams spanning between upper end portions and lower end portions of these pillars. A frame is formed.

A plurality of joists (crossbars) are arranged at predetermined intervals between the floor beams facing each other, and floor members are arranged on these joists to form a floor surface. It is supposed to be done.

[0005]

By the way, a dwelling unit whose living space is used as a water supply space such as a toilet or a bathtub must be underfloor for arranging water supply pipes in the field or in a factory. I won't. for that reason,
The dwelling unit for water supply has to have a special floor structure as compared with other dwelling unit units, and there is a problem that manufacturing cost increases because the dwelling unit unit structure cannot be shared. In addition, there is a problem that the floor surface becomes high due to the construction for arranging water supply pipes under the floor, and a step is generated at the boundary between the water supply unit and another adjacent unit. there were.

The present invention has been made in view of the above circumstances, and even when the living space is used as a water supply space such as a toilet or a bathtub, the floor heights of other dwelling unit units are matched. It is an object of the present invention to provide a floor structure of a dwelling unit unit in which an underfloor piping space can be provided under the floor so that the dwelling unit unit structure can be shared.

[0007]

The floor structure of a dwelling unit according to the present invention has columns arranged at four corners, and ceiling beams and floor beams are bridged in a frame shape between upper ends and lower ends of these columns. A floor structure of a box-type dwelling unit unit having a living space inside, a floor surface material that is disposed on a floor beam to form a floor surface, and is disposed over the entire surface between the floor beams, It is composed of a rectangular underfloor slab that supports the floor material through joists, and when the living space is used as a bathroom space with a toilet, bathtub, etc., the underfloor slab is at the bottom of the floor beam. And is provided with an underfloor piping space in which a water pipe can be arranged between the floor surface material and the underfloor slab.

[0008]

According to the floor structure of the dwelling unit of the present invention, when the living space is used as a water supply space in which a toilet, a bathtub or the like is arranged, it covers the entire surface between the floor beams arranged in a frame shape. By arranging a rectangular underfloor slab that is arranged according to the present invention and supports the floor surface material through a joist, at the lowermost position between the floor beams, the An underfloor piping space is formed in which water supply piping can be arranged. Further, the water supply pipe is arranged in a state of crawling on the underfloor plate in the underfloor piping space. Furthermore, when the living space is used as a general living space, it is only necessary to dispose the underfloor slab above the floor beams.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. The dwelling unit used in this embodiment has pillars 1 arranged at four corners, a ceiling beam 2 connecting the upper ends of these pillars 1 in a frame shape, and a space between the lower ends of the pillars 1 in a frame shape. It is formed in a rectangular parallelepiped shape with the floor beams connected to each other.

FIGS. 1 and 2 show a water supply unit unit 6 in which a toilet 4, a bathtub 5 and the like are arranged in a living space R, and a general living unit unit (hereinafter abbreviated as general unit) 7. It is a figure which shows the structure by which is arrange | positioned adjacently.
A main piping unit 8 including a supply water pipe and a drain pipe is arranged at a corner of the water supply unit unit 6. Underneath the floor of the water supply unit unit 1, a water supply pipe 9 that branches from the main pipe unit 8 and is connected to the toilet 4 and the bath 5 is arranged. In addition, water supply unit 6
The living space R communicates with the general dwelling unit 7 through the opening 10.

The floor structure of the water supply dwelling unit unit 6 and the general dwelling unit unit 7 is the structure shown in FIGS. 1 and 3. Here, the members forming the floor beams of these dwelling unit units 6 and 7 are steel channel members 11, 12, and 13,
14 ... are used. And the channel material 11,
12, 13, 14, ... Are arranged with their U-shaped open sides facing the facing channel materials. Further, these channel members 11, 12, 13, 14, ... Are arranged so as to have the same horizontal level.

An underfloor plate receiving member 16 having an L-shaped cross section is fixed by welding or the like to the U-shaped open portions of the channel members 11 and 12 of the dwelling unit unit 6 for water supply. As a result, the lower flanges 11 of the channel members 11 and 12 are
A receiving piece 16a of the underfloor plate receiving member 16 is provided at the lowermost part of the same level as a and 12a so as to extend toward the facing channel members 11 and 12. A fireproof coating material 18 is provided around the channel material 11, and the channel material 12 and the channel material 13 of the general dwelling unit 7 are provided.
A fireproof coating material 18 is also disposed between them.

On the receiving pieces 11a and 12a, there is arranged a square plate-like underfloor plate 20 made of an ALC plate (lightweight cellular concrete plate). Further, joists 21 set to a predetermined height are arranged on the underfloor slab 20 at predetermined intervals. Furthermore, these joists 2
A floor surface member 22 is arranged in a state where the lower surface is supported by 1.

With the above floor structure, the channel material 11,
A space is formed between the underfloor slab 20 and the floor surface material 22 arranged at the lowermost part of the space 12, and this space serves as an underfloor piping space 25 in which a water pipe 24 can be arranged. Then, the water supply pipe 24 is arranged in a state of crawling on the underfloor plate 20 in the underfloor pipe space 25.

On the other hand, an underfloor plate receiving member 27 having a T-shaped cross section is fixed by welding or the like to the U- shaped open side of the channel members 13 and 14 of the general living room unit 7.
As a result, as shown in FIG.
A channel in which the receiving piece 27a of the underfloor plate receiving material 27 faces at the central position between the flange 13a and the lower flange 13b.
It is provided so as to extend to the material 14 side . And Cha
The upper flange 13a of the panel material 13 and the floor lower plate receiving material 27
A fireproof coating 18 is disposed on the outside of each . Well
Also, the channel material 14 side is the same as the channel material 13 side.
It has a configuration of.

A square plate-like underfloor plate 20 is disposed on the receiving piece 27a, and the underfloor plate 2 is provided.
Above the 0, joists 29 are arranged at a predetermined interval. Further, on these joists 20, a floor material 22 whose level is the same as the floor height of the dwelling unit unit 6 is provided.

Therefore, according to the floor structure of the dwelling unit according to the present embodiment, when the living space is used as a space around the water in which a toilet, a bathtub, etc. are arranged (the water around the living unit 6), it has a frame shape. By arranging the underfloor slab 20 over the entire lowermost position between the arranged channel members 11, 12, an underfloor piping space 25 is formed between the floor slab 22 and the underfloor slab 20. Underwater piping space 2 for water supply piping 24
It can be easily installed in a state of crawling on the underfloor slab 20 inside.

When the living space is used as a general living room space (general dwelling unit 7), the underfloor slab 20 is used.
Need only be arranged at an upper position between the channel members 13 and 14 arranged in a frame shape. Furthermore, since the floor heights of the water supply dwelling unit unit 6 and the general dwelling unit unit 7 are set to the same level, the dwelling unit units arranged adjacent to each other
No step is formed at the boundary between 6 and 7 (the position of the opening 10 ).

[0019]

As described above, the floor structure of the dwelling unit according to the present invention is arranged like a frame when the living space is used as a water supply space in which a toilet, a bathtub or the like is arranged. By arranging the underfloor slab over the entire bottom position between floor beams, an underfloor piping space is formed between the floor surface material and the underfloor slab, and water pipes are installed on the underfloor slab inside the underfloor piping space. It can be easily placed in the state of being laid on the floor, and when the living space is used as a general living room space, the underfloor slab is placed at the upper position between the floor beams arranged in a frame shape. Since this is sufficient, the dwelling unit can be shared and the manufacturing cost can be reduced.

Further, since the floor surface material is arranged on the floor beams to form the floor surface, even if an underfloor piping space is formed, a step is generated on the floor surface between the adjacent dwelling unit units. Absent.

[Brief description of drawings]

FIG. 1 is a side view showing a floor structure of adjacent dwelling unit units of the present invention.

FIG. 2 is a plan layout view of dwelling unit units arranged adjacent to each other.

FIG. 3 is an enlarged view of a main part of a floor structure of dwelling unit units arranged adjacent to each other.

[Explanation of symbols]

1 pillar 2 ceiling beams 11 to 14 channel materials (floor beams) 20 underfloor slabs 21, 29 joist 22 floor material 24 plumbing pipe 25 underfloor piping space R living space

Claims (1)

[Claims] 1. A box-type dwelling unit unit having pillars arranged at four corners and a ceiling beam and a floor beam bridged in a frame shape between upper ends and lower ends of the pillars to provide a living space inside. A floor structure having a floor surface member disposed on a floor beam to form a floor surface, and a quadrangular shape disposed over the entire surface between the floor beams and supporting the floor surface member through a joist member. When using the living space as a water area where toilets, bathtubs, etc. are installed, the underfloor slab is located at the bottom of the floor beams, and the floor material and the underfloor slab are A floor structure of a dwelling unit, characterized in that an underfloor piping space is provided between which water piping can be arranged.