JPH0657826A - Building unit - Google Patents

Abstract

PURPOSE:To eliminate complication in fabrication works for building units at a factory and reduce the amount of works when an over-floor unit and an under-floor unit are to be joined together at the site of construction. CONSTITUTION:A longer edge over-beam 34A and a longer edge under-beam 36A are positioned innermore than the coupling parts 38A, 38B and joined with a column 32 to form each building unit, and an under-floor building unit and an over-floor building unit are joined together through utilization of the space generated between longer edge over-beams 34A or between longer edge under-beams 36A when building units are installed adjacently. This eliminates works of boring working holes in the floor slab otherwise required according to the conventional process and also blocking works for the holes after the building units are laid one over another and joined together, to lead to reduction in the amount of works.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a building unit,
A building unit, which is a component of a unit 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.

Conventionally, in the case of combining and joining such building units, the building unit on the lower floor and the building unit on the upper floor are joined as follows. Here, FIG. 6 is a perspective view schematically showing a conventional building unit, and FIG.
FIG. 7 is a perspective view of an essential part showing a case where the building unit of FIG. 6 is laminated and joined on a building unit on a lower floor.

In the building unit 10 shown in FIG. 6, the long-side upper beam 14 is provided between the upper ends and the lower ends of the columns 12 that are erected at the four corners.
A, short side upper beam 14B, long side lower beam 16A, short side lower beam 16B
Is erected to form a framework. Between the long-side lower beam 16A and the short-side lower beam 16B, a floor plate 18 constituting a floor surface is fixed on a joist (not shown).

The floor plate 18 has a total of four working holes 20 at the corners.
Has been drilled. When the worker inserts his / her hand under the floor from the work hole 20 to join the upper and lower building units when the building unit 10 of FIG. 1 is laminated and joined to the building unit arranged on the lower floor, this working hole 20 is joined. It is a working hole used for.

FIG. 7 shows a collective portion of a total of four building units arranged vertically and adjacently. As shown in FIG. 7, a building unit 10 on the upper floor and a building unit 2 on the lower floor are shown.
2 is a long-side lower beam 16A, a short-side lower beam 16B, and a long-side upper beam 14
A and the flanges of the short-side upper beam 14B are joined together by bolts 24 so that they are laminated and joined.

That is, conventionally, when the building unit 10 of the upper floor is laminated and joined to the building unit 22 of the lower floor, after the building unit 10 is placed on the building unit 22, the floorboard of the building unit 10 of the upper floor is placed. The long side lower beam 16A and the long side upper beam 14A, the short side lower beam 16B, and the short side upper beam 14B are bolted to each other by inserting hands from the work holes 20 of 18. Then, after fixing the building unit 10, the work hole 20 is closed, and the floor plate 18 is subjected to floor finishing.

[0008]

However, in the conventional building unit, the working hole 2 is used when manufacturing the building unit in the factory.
0 has to be drilled in the floor board 18 and the working hole 20 must be closed after the building units are laminated and joined at the construction site. Therefore, the manufacturing work of the building unit and the joining work at the construction site are complicated. is there.

The present invention has been made in view of the above circumstances, and eliminates the complexity of the manufacturing work of building units in a factory and works for joining building units on the upper and lower floors at a construction site. An object is to provide a building unit capable of reducing the amount.

[0010]

SUMMARY OF THE INVENTION The present invention has a skeleton including a plurality of columns and a plurality of beams connecting these columns, and a skeleton of upper and lower floors in the vicinity of the columns. In a building unit in which a connecting portion to be connected is formed, at least one of the beams forming the frame is disposed on the side where the connecting portion is located, and is a pillar located inside the connecting portion. It is characterized by being joined to.

[0011]

In the present invention, the beam arranged on the side where the connecting portion for connecting the building units on the upper and lower floors is located is located inside the connecting portion and is joined to the pillar. Therefore, when two building units are adjacently arranged so that the beams are adjacent to each other, a constant space is formed between the beams of the adjacent building units. Therefore, when stacking and joining the building unit on the upper floor to the building unit on the lower floor, both building units can be joined from this space by utilizing the connecting portion.

[0012]

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, and FIG. 2 is a perspective view of essential parts showing a case where the building unit of FIG. 1 is laminated and joined on a building unit on a lower floor. 3 is a plan view of the building units of FIG. 1 that are adjacently arranged, FIG. 4 is a cross-sectional view taken along the line IV-IV of FIG. 3, and FIG. 5 is a schematic perspective view of the building units after the stacked arrangement. is there.

As shown in FIG. 1, the building unit 30 according to the present embodiment includes a pillar 32, a long side upper beam 34A, and a short side upper beam 34.
B, long side lower beam 36A, short side lower beam 36B and the like. Between the upper ends and the lower ends of the pillars 32 erected at the four corners,
Long-side upper beam 34A, short-side upper beam 34B, long-side lower beam 3
6A and a short side lower beam 36B are bridged to form a frame of the rectangular parallelepiped building unit 30.

The pillar 32 is a square pipe having a quadrangular cross section, and has long side upper beams 34A, short side upper beams 34B, and long side lower beams 3.
6A and the short side lower beam 36B are made of a C channel material having a U-shaped cross section.

The long side upper beam 34A and the long side lower beam 36A are
As shown in FIG. 2, it is attached to the pillar 32 through a joint 38. The long-side upper beam 34A and the long-side lower beam 36A are joined to the pillar 32 so as to be positioned inside the line connecting the outer surface 32A of the pillar 32 and to have their recesses facing outward. That is, the long side upper beam 34A and the long side lower beam 36
A is located on the inner side of the normal building unit and has pillars 32
Installed on.

Further, the joint 38A of the long side upper beam 34A and the joint 38 of the long side lower beam 36A are connected to each other by a connecting portion 38A used when the building unit 30 on the lower floor and the building unit 30 on the upper floor are joined. , 38B are formed. These connecting parts 38
A and 38B are located outside the long-side upper beam 34A and the long-side lower beam 36A. Bolt holes (not shown) for fastening the bolts are formed in the connecting portions 38A and 38B. Therefore, when joining the building units 30 of the upper floor and the lower floor, the building unit 30 of the upper floor may be stacked on the building unit 30 of the lower floor, and the connecting portions 38A and 38B may be connected by the bolts 42. .

Here, as shown in FIG. 3, a working space 44 is formed between the long side upper beam 34A and the long side lower beam 36A where the four building units 30 are assembled. That is, the space 44 is a space formed by arranging the long-side upper beam 34A and the long-side lower beam 36A inside the connecting portions 38A and 38B and joining them to the column 32. Therefore, when joining the building units 30 on the upper and lower floors, the bolt 42 can be tightened from the space 44.

As shown in FIG. 4, floor boards 45 such as particle boards are attached to the building units 30 on the lower floor in advance when the building units 30 are manufactured in a factory.
After the laminated connection, the floor joint material 46 is attached between the long side lower beams 36A of the adjacent upper floor building units 30.
The space between the floorboards 45 of both building units 30 is continuous.

In addition, the ceiling joint board 5 is installed between the ceilings 50 which are previously attached to the building unit 30 on the lower floor.
2 is attached after stacking and joining the building units 30 on the upper floor, and the ceilings 50 of the adjacent building units 30 on the lower floor are continuous.

On the other hand, the short side upper beam 34B and the short side lower beam 36B
Is joined to the column 32 via the connection 40, and is located on substantially the same line as the line connecting the outer surfaces 32B of the columns 32 as shown in FIG. The short side upper beam 34B and the short side lower beam 36B are
The recesses are joined to face inward. That is, the short-side upper beam 34B and the short-side lower beam 36B are attached in the same state as the short-side beams of a normal building unit.

The operation in the case of constructing a unit building by combining the building units 30 of the present embodiment configured as described above is as follows.

First, as shown in FIG. 5, four lower-floor building units 30 are fixed on the foundation 48, and then the upper-floor building unit 30 is placed on the lower-floor building unit 30. Then, as shown in FIG. 3, a space 44 is generated between the long-side lower beams 36A of the adjacent upper floor building units 30.

The space 44 is a space formed by joining the long-side lower beam 36A to the inside of the connecting portion 38B and joining it to the column 32. Although not shown in FIG. 3, a similar space is formed between adjacent building units 30 on the lower floor.

Then, as shown in FIG. 4, a tool such as a socket wrench is inserted into the space 44 from between the floor boards 45 of the adjacent upper floor building units 30 or from the ceiling 50 of the adjacent lower floor building units 30. , The connecting portions 38A, 38B of the building units 30 on the upper floor and the lower floor are connected by the bolts 42, and the building unit 30 on the upper floor is laminated and joined to the building unit 30 on the lower floor.

After tightening the bolts 42, as shown in FIG. 4, a floor joint material 46 is attached between the long-side lower beams 36A of the building unit 30 on the upper floor so that the floor boards 45 of the adjacent building units 30 on the upper floor are connected. To continue. Further, a ceiling joint board 52 is attached between the ceilings 50 preliminarily attached to the lower-floor building unit 30 so that the ceilings 50 of the adjacent lower-floor building units 30 are continuous.

Thus, the building unit 30 of this embodiment
According to this, the long side upper beam 34A disposed on the side where the connecting portion 38A is located is positioned inside the connecting portion 38A.
It is joined with 2. Therefore, when the building units 30 are arranged adjacent to each other, a working space 44 is formed between the adjacent building units 30. Therefore, when the building unit 30 on the lower floor and the building unit 30 on the upper floor are laminated and joined, the joining work can be performed from this space 44.

Therefore, as shown in FIG. 7, the work of forming the work hole 20 in the floor board 18 and the work of closing the work hole 20 after the building unit 30 are laminated and joined are unnecessary, as shown in FIG. The complexity of the manufacturing work of the building unit 30 is eliminated, and the amount of work on the site is reduced.

[0029]

As described above, according to the present invention,
Since the work of drilling a work hole in the floorboard and the work of closing the work hole at the construction site are not required at the time of manufacturing the building unit, it is possible to eliminate the complexity of the manufacturing work of the building unit at the factory and at the construction site. It is possible to reduce the work amount of.

[Brief description of drawings]

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

FIG. 2 is a perspective view of an essential part showing a case where the building unit of FIG. 1 is laminated and joined on a building unit on a lower floor.

3 is a plan view of the adjacent building units of FIG. 1.

4 is a sectional view taken along the line IV-IV of FIG.

FIG. 5 is a schematic perspective view of the building unit after stacking and arrangement.

FIG. 6 is a perspective view showing an outline of a conventional building unit.

FIG. 7 is a perspective view of an essential part showing a case where the building unit of FIG. 6 is laminated and joined on a building unit on a lower floor.

[Explanation of symbols]

 30 Building Unit 32 Column 32A Outer Surface 34A Long Side Upper Beam 34B Short Side Upper Beam 36A Long Side Lower Beam 36B Short Side Lower Beam 38 Joint 38A, 38B Connection

Claims (1)

[Claims] 1. A framework having a plurality of pillars and a plurality of beams connecting the pillars to each other, and a connecting portion for connecting the upper and lower floors is formed in the vicinity of the pillar. In the building unit, at least one of the beams forming the skeleton disposed on the side where the connecting portion is located is located inside the connecting portion and is joined to a column. Building unit to be.