JPH0978697A - Floor structure of building unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To use a wall member in common for upper and lower floor building units. SOLUTION: The upper face 11 of a floor member 8A like a particleboard is made to have the same height with the upper face 4A of the lower beam 4 of a lower floor building unit 1A. The floor member 8A is supported by floor joists. The upper face of the floor member of the upper floor building unit is made likewise to have the same height with the upper face of the lower beam of the upper floor building unit. In this way, a wall member 10 can be used in common for the upper and lower building units.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor structure of a building unit constituting a unit type building.

[0002]

BACKGROUND ART A unit type building is built by combining a plurality of building units produced in a factory in advance at a construction site. As shown in FIG. 3, each of these building units 1 has four pillars 2 that are erected at four corners, and four pillars 2 that connect upper ends and lower ends of the pillars 2 to each other.
It is formed by including a skeleton 5 having an upper beam 3 and a lower beam 4 of a book. A plurality of ceiling beams 6 are hung on the upper beam 3 of the frame 5, and a plurality of joists 7 are hung on the lower beam 4, and the floor members 8 are attached to these joists 7.
Is attached. Further, the building unit 1 is completed by attaching the ceiling member 15, the wall member 10 such as a partition wall, the outer wall (not shown), and the like.

As a floor member 8 in a unit type building, a particle board for flooring is conventionally used as shown in FIG. 4, and this particle board is placed on a joist 7 fixed to a lower beam 4. It is installed. Further, a floor member 16 for joint is arranged between the floor members 8 between the adjacent building units 1 and 1. Then, a floor finishing material 19 such as a flooring is attached to the upper surfaces of the floor member 8 and the floor member 16 for joint as described above, whereby the floor portion 9 of the unit type building is formed. Here, the thickness dimension T1 of the floor member 8 provided in the upper-floor building unit is larger than the thickness dimension T2 of the floor member 8 provided in the lower-floor building unit in order to enhance the sound insulation of the building. Is getting thicker.
The thickness dimension T1 is, for example, 20 mm, and the thickness dimension T2 is, for example, 15 mm.

[0004]

However, in the floor structure of the building unit as described above, since the thickness dimensions T1 and T2 of the floor members 8 of the lower-floor building unit and the upper-floor building unit are different, the lower-floor building unit is different. A wall member 10 provided in
There is a problem that the height dimension is different from that of the wall member 10 provided in the upper-floor building unit, and the number of types of wall members increases.

It is an object of the present invention to provide a floor structure of a building unit in which wall members can be commonly used for upper and lower floor building units.

[0006]

A floor structure of a building unit according to the present invention will be described with reference to the drawings. A building unit 1 constituting a unit type building 20 has four pillars erected at four corners. 2 and a skeleton 5 having four upper beams 3 and four lower beams 4 connecting the upper ends and the lower ends of the columns 2 to each other, and a joist 7 is provided below the building unit 1. The floor member 8 is provided through the floor member 8, and the upper surface 11 of the floor member 8 and the upper surface 4A of the lower beam 4 are flush with each other.

In the floor structure of such a building unit, since the upper surface 11 of the floor member 8 and the upper surface 4A of the lower beam 4 are flush with each other, this building unit 1 is for upper floors and lower floors. When used as, the wall members having the same height can be commonly used for both building units.

In the present invention, the building unit 1 includes a lower-floor building unit 1A and an upper-floor building unit 1B mounted on the lower-floor building unit 1A, and a floor member 8 is provided on the upper-floor building unit 1B. Second floor board 8B for
And the first floorboard 8A for the lower floor building unit 1A, and the thickness dimension of the second floorboard 8B may be thicker than the thickness dimension of the first floorboard 8A. In the floor structure of such a building unit, the wall member can be commonly used for the lower-floor building unit 1A and the upper-floor building unit 1B, and the thickness dimension of the second floor plate 8B for the upper-floor building unit 1B is the same as that of the lower floor. Since it is formed thicker than the thickness dimension of the first floorboard 8A for the building unit 1A, the sound insulation between the upper and lower floor building units 1A, 1A can be enhanced.

In the present invention, the joist height of the upper floor building unit is made lower by the board thickness of the first floor board in correspondence with the first floor board, and the joist height of the lower floor building unit is measured. May be formed to be lower by the amount of the second floor plate in correspondence with the second floor plate. In such a floor structure of the building unit, since it is sufficient to adjust the height of the joists, the thickness of the first and second floorboards can be easily changed.

In the present invention, when the building units 1 and 1 are installed side by side, a joint floor member 18 extending over each floor member is arranged between adjacent lower beams 4 and 4 of the building units 1 and 1, and the joint members are arranged. 18 may be formed of a thin iron plate. In the floor structure of such a building unit, since the joint member 18 is made of a thin iron plate, when the floor finishing material 19 is attached after the joint member 18 is arranged, the joint member 18 and the floor member 8 are connected. The step of the part is not noticeable.

In the floor structure of this building unit, the floor member 8 may be formed of particle board. In such a floor structure of a building unit, since the particle board is most frequently used as a floor member, it is widely available on the market and is easily available.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. 1 and 2 show the floor structure of the building unit of the present embodiment, FIG. 1 shows the floor structure of the lower floor building unit 1A, and FIG. 2 shows the floor structure of the upper floor building unit 1B. ing. These lower floor building unit 1A and upper floor building unit 1B are the building unit 1
It has the same structure as. The unit type building 20 is constructed by combining a plurality of such building units 1 on site.

The floor 9A of the lower-floor building unit 1A is formed by sequentially arranging and connecting floor members 8A (first floor boards) each having, for example, a particle board formed in a predetermined width, as in FIG. The upper surface 11 of the floor member 8A and the upper surface 4A of the lower beam 4 of the lower floor building unit 1A have the same height. Further, as shown in FIG. 2, the floor portion 9B of the upper-floor building unit 1B is also formed by sequentially arranging and connecting floor members 8B (second floor boards) each having, for example, a particle board formed in a predetermined width, as in FIG. It is formed. Then, the upper surface 12 of such a floor member 8B
And the upper surface 4A of the lower beam 4 of the upper-floor building unit 1B are flush with each other.

Here, the floor member 8 of the lower floor building unit 1A
The thickness dimension T1 of A and the floor member 8 of the upper floor building unit 1B
The thickness dimension is different from the thickness dimension T2 of B. For example, the thickness dimension T1 is 15 mm and the thickness dimension T2 is 20 mm. In this way, since the floor member 8B of the upper-floor building unit B has a large thickness dimension, sound transmission between the upper-floor building units and the upper-floor building unit B is prevented, and the unit building 20 has excellent sound insulation. ing.

Therefore, joists 7A of the lower floor building unit 1A
Is formed in a size lower than the upper surface 4A of the lower beam 4 by a thickness of 15 mm, and the joist 7B of the upper floor building unit 1B is 20
This means that the lower beam 4 is formed to have a lower dimension from the upper surface 4A by the thickness of mm. That is, the joists 7A and 7B are formed to have different height dimensions. In addition, joists 7A, 7B
Is attached to the bracket 13 with, for example, wood screws 14. In addition, the upper surfaces 11 and 12 of the floor members 8A and 8B,
Since the upper surface 4A of the lower beam 4 of each building unit 1A, 1B has the same height surface, the wall members 10, 10 provided in the lower-floor building unit 1A and the upper-floor building unit 1B are
The height is the same.

In the unit type building 20, a joint floor member 18 is provided on site between adjacent lower beams 4 of adjacent building units 1A. The floor member for joint 18 is formed of, for example, a thin iron plate, and after the floor member for joint 18 is arranged between the adjacent lower beams 4 on the spot, the floor members 8A, 8A and the upper surface of the floor member for joint 18 are arranged. In addition, the floor finishing material 19 is provided on site. In addition, lower floor building unit 1A
Adjacent lower beams 4 of the upper floor building unit 1B placed on top of
After the joint floor member 18 is also arranged between the floor members 8B and 8B, a floor finish material 19 is provided on the upper surfaces of the floor members 8B and 8B for joint.

According to this embodiment as described above, the following effects can be obtained. That is, the thickness dimension of the floor member 8A of the lower floor building unit 1A and the floor member 8 of the upper floor building unit 1B.
Even if the thickness with B is different due to the relationship of sound insulation, the upper surfaces 11, 12 of the floor members 8A, 8B
And the upper surface 4A of the lower beam 4 of the upper and lower building units 1A and 1B
Since the heights are the same, the height dimension between the floor surface and the ceiling surface in the upper and lower floor building units 1A and 1B does not change. It can be commonly used for the floor building units 1A and 1B, and the number of types of wall members 10 need not be increased.

Also, the building units 1A, 1 installed in parallel
Floor members 8A, 8 of each building unit 1A, 1A, and 1B, 1B are attached to adjacent lower beams 4, 4 of A and 1B, 1B.
Since the joint floor member 18 provided between A and between 8B and 8B is formed by a thin iron plate, the protrusion of the joint floor member 18 on the upper surface of the floor members 8A, 8A, 8B, and 8B is small. Corners, floor members 8A, 8
When the floor finishing material 18 is provided on the upper surface of A, 8B, 8B, etc., the protrusion of the joint floor member 18 is inconspicuous, whereby smooth floor portions 9A, 9B are formed.

The present invention is not limited to the above-described embodiment, but includes the following modifications as long as the object of the present invention can be achieved. For example,
In the above embodiment, the floor member 8A of the lower floor building unit 1A
The thickness dimension T1 of the floor member 8 is 15 mm and the floor member 8B of the upper floor building unit 1B is 20 mm, but the thickness dimension of the floor member is not limited to this, and the floor member 8 of the lower floor building unit 1A is not limited to this.
A may have a thickness of 15 mm or more or 15 mm or less as long as it has a thickness dimension capable of performing a function as a floor member. The floor member 8B of the upper-floor building unit 1B may have a thickness dimension that can function as a floor member and improve sound insulation, and may be 20 mm or more or 20 mm or less. However, in any case, the thickness dimension of the floor member 8B of the upper floor building unit 1B is set to the floor member 8A of the lower floor building unit 1A.
Must be formed thicker than the thickness dimension of.

In the above embodiment, the floor members 8A, 8
Although B is formed of particle board, the present invention is not limited to this, and as the floor member, for example, a quasi-fireproof surface material, a member in which a plywood having a predetermined thickness dimension and a cement plate are integrated, or the like may be used.

[0021]

As described above, in the floor structure of the building unit of the present invention, since the upper surface of the floor member and the upper surface of the lower beam of the building unit are flush with each other, this building unit is When used for upper floors and lower floors, the space between the floor and ceiling of each building unit can be the same, and both building units can use the same height wall members in common. , No need to increase the types of wall members.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a floor structure of a lower floor building unit according to an embodiment of the present invention.

FIG. 2 is a sectional view showing a floor structure of an upper floor building unit of the present embodiment.

FIG. 3 is a perspective view showing a floor structure of a building unit.

FIG. 4 is a sectional view showing a floor structure of a conventional building unit.

[Explanation of symbols]

 1 Building Unit 4 Lower Beam 4A Lower Beam Upper Surface 8A Lower Floor Building Unit Floor Member (First Floor Board) 8B Upper Floor Building Unit Floor Member (Second Floor Board) 9A Lower Floor Building Unit Floor 9B Upper Floor Building Unit Floor part 10 wall member 11 upper surface of floor member for lower floor 12 upper surface of floor member for upper floor 18 floor member for joint 20 unit type building

Claims (5)

[Claims] 1. A building unit constituting a unit-type building includes four pillars standing upright at four corners, and four upper and lower beams connecting upper ends and lower ends of these pillars with each other. And a floor member is provided in the lower part of the building unit through a joist, and the upper surface of the floor member and the upper surface of the lower beam are flush with each other. The floor structure of the building unit. 2. The floor structure of a building unit according to claim 1, wherein the building unit includes a lower-floor building unit and an upper-floor building unit mounted on the lower-floor building unit, and the floor member. There are two types, a first floor board for the upper floor building unit and a second floor board for the lower floor building unit, and the thickness dimension of the first floor board is thicker than the thickness dimension of the second floor board. The floor structure of the characteristic building unit. 3. The floor structure of a building unit according to claim 2, wherein an upper surface of a joist of the upper floor building unit is formed lower than an upper surface of the lower beam by a thickness of the first floor plate, The floor structure of the building unit, wherein an upper surface of the joist of the lower floor building unit is formed lower than an upper surface of the lower beam by an amount corresponding to the plate thickness of the second floor board. 4. The floor structure of a building unit according to claim 1, wherein when a plurality of building units are installed side by side to construct a unit type building, a space between adjacent lower beams of adjacent building units in a lateral direction. The floor structure of the building unit is characterized in that a joint member is arranged over each floor member, and the joint member is formed of a thin iron plate. 5. The floor structure of a building unit according to any one of claims 1 to 4, wherein the floor member is a particle board.