JPH0657827A - Building unit - Google Patents

Abstract

PURPOSE:To permit the part with stairwell to serve also as a floor surface when a stairwell is to be formed in a unit building to be constructed by the unit construction method. CONSTITUTION:An opening mating with a stairwell is formed in a part of a floor panel 21 of an over-floor building unit 10 and is opened or closed with an opening/closing floor 18. Accordingly a stairwell is formed in the unit building when the opening/closing floor 18 is accommodated under a fixed floor 20 and the opening is opened, while the stairwell is closed if the floor 18 is put in continuity to this fixed floor 20 and the opening is closed. That is, the part with stairwell can be used as floor surface when the floor 18 is closed. which ensures that the stairwell is utilized effectively.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a building unit,
Unit relates to a building unit applied when a colonnade is formed in the building.

[0002]

[Background Art] In recent years, the unit construction method, which has come to be widely used for building buildings such as houses, uses modular building units such as a living room unit and a roof unit, which are assembled with various parts constituting the building, in a factory. Produce, transport these building units to the construction site, and combine each of these building units at the construction site to construct a unit building. Such a unit construction method has the advantages of simplifying the work at the construction site and shortening the construction period.

[0003] Conventionally, in order to provide a stairwell in such a unit building, an upper floor building unit having an opening previously provided on the floor surface and a lower floor building unit having an opening previously provided on the ceiling surface are prepared. Then, the upper-floor building unit is laminated on the lower-floor building unit, and the two building units are communicated with each other through these openings to form a void in the unit building.

[0004]

However, when such a stairwell is provided from the first floor to the second floor, for example,
The floor feels large, but the floor space on the second floor inevitably becomes smaller due to the stairwell. That is, the second floor has a drawback that the space in the living room is restricted by the presence of the stairwell.

The present invention has been made in view of the above circumstances, and when a unit building constructed by a unit construction method is provided with a stairwell, the stairwell can also be used as a floor surface. The purpose is to provide.

[0006]

SUMMARY OF THE INVENTION The present invention is directed to a building unit, which has a frame including columns and beams, and is used when forming a stairwell in a unit building. An opening corresponding to the blow-through is formed in the portion, and a partition plate that opens and closes the opening is slidably arranged on the ceiling side or the floor side.

[0007]

In the present invention, an opening corresponding to a blow-through is formed on the ceiling side or floor side of the building unit, and a partition plate for opening and closing is slidably arranged on the ceiling side or floor side. Therefore, when the partition plate is stored on the floor side or the ceiling side and the opening is opened, a blow-through is formed in the unit building, and when the partition plate closes the opening, the blow-through is closed.

[0008]

Embodiments of the building unit according to the present invention will be described below in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view of a building unit according to an embodiment of the present invention, FIG. 2 is a side view of a main part of the building unit of FIG. 1, and FIGS. 3 to 5 are floors of the building unit of FIG. FIG. 6 is a side cross-sectional view of a main part showing an operation when forming an opening in a surface, and FIG. 6 is a case where a building unit of FIG. .

The building unit 10 of FIG. 1 is composed of a pillar 12, a long side upper beam 14A, a short side upper beam 14B, a long side lower beam 16A, a short side lower beam 16B, a floor panel 21, and the like. It is an upper-floor building unit that is placed on the upper floor when stacked to form a stairwell in the unit building.

A long-side upper beam 14A, a short-side upper beam 14B, a long-side lower beam 16A, and a shorter-side lower beam 16B are bridged between the upper ends and the lower ends of the columns 12 erected at the four corners, respectively. Thus, a skeleton of the upper-floor building unit 10 having a rectangular parallelepiped shape is formed. Here, the long side upper beam 14A, the short side upper beam 14B,
For the steel material of the long-side lower beam 16A and the short-side lower beam 16B, a C channel material having a U-shaped cross section is used.

On the lower surface of the building unit 10, there is an open / close floor 18
And the fixed floor 20 are arranged, whereby the building unit 1
0 continuous floor panels 21 are constructed. Fixed floor 20
As shown in FIG. 2, is formed of a plurality of beam members 22 installed between the long-side lower beams 16A of the upper-floor building unit 10 and a floor plate 24 mounted on the beam members 22.

One end 18A of the opening / closing floor 18 as a partition plate is supported by a support beam 25 installed between the long side lower beams 16A, and a total of four supporting pieces 26 are provided on the lower surface of the opening / closing floor 18. It is pivotally supported by the shaft 28. Support piece 26
Rollers 30A and 30B are rotatably attached to the lower end of the.

Further, inside the long side lower beam 16A, there is a roller 3
A guide 32 for supporting 0A and 30B is provided, and the guide 32 is formed in a substantially S shape in the longitudinal direction of the long-side lower beam 16A. That is, the open / close floor 18 is moved to and stored below the fixed floor 20 along the guide 32, and the floor panel 2
It has a role of closing or opening an opening (not shown) corresponding to the blow-through of 1.

A notch 32A is formed in the upper portion of the guide 32 to move the roller 30A upward from above the guide 32. On the other hand, a handrail 33 indicated by a chain double-dashed line is attached to the upper surface of the opening / closing floor 18 so as to be rotatable in the direction of arrow A from the floor surface of the opening / closing floor 18, and this handrail 33 prevents falling when a blow-through is formed, which will be described later. It becomes a fence for.

The operation of housing the open / close floor 18 below the fixed floor 20 is as follows.

First, as shown in FIG. 3, while rotating the handrail 33, one end 18A of the opening / closing floor 18 is connected to one roller 30.
A is brought into contact with the guide 26, and the open / close floor 18 is rotated upward around the roller 30A. Then, in this state, the other end 18B of the opening / closing floor 18 is inserted below the fixed floor 20 and moved in the arrow B direction.

Further, as shown in FIG. 4, the roller 30A once detached from the guide 32 is again supported by the guide 32, and these rollers 30A and 30B are slid on the guide 26 and gradually moved in the direction of arrow B. To go.

Then, the opening / closing floor 18 is gradually inserted below the fixed floor 20 and accommodated as shown in FIG. 5, and the opening 38 for blow-through is opened in the upper floor building unit 10. At this time, the handrail 33 is fixed at a right angle to the open / close floor 18 and serves as a fall prevention fence when the opening 38 is formed.

The upper floor building unit 10 constructed as described above.
Are stacked on the lower floor building unit 34 as shown in FIG. The upper surface of the lower floor building unit 34 is the ceiling surface 3
A part of 5 is an opening 36. Therefore,
When the open / close floor 18 is stored below the fixed floor 20 and the opening 38 is opened in a state where the upper floor building unit 10 is arranged on the lower floor building unit 34, the upper floor building unit 10 lowers the lower floor by the openings 36 and 38. A colonnade 40 is formed in the unit building so as to communicate with the building unit 34.

On the other hand, the open / close floor 18 is pulled out from the state shown in FIG. 6 and the opening 38 is closed as shown in FIG.
And the floor 40 by the open / close floor 18 is formed in the upper-floor building unit 10. That is, the upper-floor building unit 10 can be easily moved from the state of FIG. 5 in which the blow-through 40 is formed to the state of FIG. 2 having no blow-through.

As described above, according to this embodiment, the opening / closing floor 1
8 is stored under the fixed floor 20 to open the opening 38, a blow-through 40 is formed, and the opening / closing floor 18 opens the opening 38.
Is closed, the stairwell 40 is closed and a floor surface continuous with the building unit 10 is formed. Therefore, the portion of the stairwell 40 can be used as the floor surface of the living room on the upper floor, and the stairwell 40 can be effectively used.

Further, by opening the open / close floor 18, furniture and the like can be carried in and out through the opening 38, which is convenient for moving and the like.

In this embodiment, the opening / closing floor 18 is formed in the upper-floor building unit 10, but not limited to this, it may be formed on the ceiling surface of the lower-floor building unit 34. Also,
In the present embodiment, the case where the stairwell is formed in the unit building has been described, but the present invention can be applied to a unit formed by using the opening of the ceiling panel of the building unit, for example, a skylight that can be opened and closed.

[0025]

As described above, according to the present invention,
The stairwell can be used as the floor of the upper floor, and the stairwell can be effectively used.

[Brief description of drawings]

FIG. 1 is a perspective view of an upper-floor building unit used in an atrium structure of a unit building according to an embodiment of the present invention.

FIG. 2 is a side sectional view of a main part of the upper-floor building unit in FIG.

FIG. 3 is a side view of the main parts showing the operation when forming an opening on the floor surface of the upper-floor building unit in FIG.

FIG. 4 is a side view of essential parts showing an operation when forming an opening on the floor surface of the upper-floor building unit in FIG. 1.

5 is a side view of essential parts showing an operation when forming an opening on the floor surface of the upper-floor building unit in FIG. 1. FIG.

FIG. 6 is a side sectional view of the upper-floor building unit of FIG. 1 stacked on the lower-floor building unit to form a void in the unit building.

[Explanation of symbols]

 10 Upper Floor Building Unit 18 Opening / Closing Floor (Partition Plate) 20 Fixed Floor (Fixing Plate) 21 Floor Panel 34 Lower Floor Building Unit 36 38 38 Opening 40

Claims (1)

[Claims] 1. A building unit comprising a frame including columns and beams, which is used when forming a stairwell in a unit building, wherein an opening corresponding to the stairwell is formed in a part of a ceiling side or a floor side of the frame. And a partition plate that opens and closes the opening is slidably arranged on the ceiling side or the floor side.