JP2000265568A - Unit building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a unit building forming a living room space by eliminating a column without increasing man-hours at a construction job site. SOLUTION: A standard building unit 1 two column-eliminating building units 2, 2 are provided, the respective column-eliminating corner parts of the two column-eliminating building unit 2 are mutually contacted to be adjacently installed, the long side of the standard building unit 1 is adjacently installed on the short side of the column-eliminating building unit 2 to be constructed. In this case, the long side ceiling beam 13 of the standard building unit 1 adjacent to the column-eliminating building unit 2 is formed of a reinforcing beam 13A, and fixed to the column-eliminating building unit 2 with fixing tools (bolts 4 and nuts 5).

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a unit building.

[0002]

2. Description of the Related Art Conventionally, as a unit building forming a large living room space with columns omitted, there is known a unit building described in Japanese Patent Application Laid-Open No. 8-277580. The unit building described in the above publication includes a standard building unit formed by joining columns at four corners, a floor beam, and a ceiling beam into a box shape and having a rectangular shape in a plan view, and a column omitted corner portion in which at least one column of the standard building unit is omitted. And a pillar-omitted building unit. In the unit building, the long sides of the two pillar-omitted building units are arranged in parallel, and the pillar-omitted corners are abutted against each other and installed adjacent to each other, and the long sides of one standard building unit are arranged in parallel with the above. It is installed adjacent to the short side of the building unit without pillars. The reinforcing beam is provided in the gap between the adjacent standard building unit and extends from the ceiling beam side of the one side column-free building unit to the ceiling beam side of the other side column-free building unit.

[0003]

However, in the unit building described in the above publication, the reinforcement is made so as to extend from the side of the ceiling beam of the building unit without pillars on one side to the side of the ceiling beam of the building unit without pillars on the other side. Since the beam is provided in the gap between the adjacent standard building unit, the reinforcing beam cannot be factory-installed in the building unit production factory. For this reason, the reinforcing beam is attached at the construction site, and there is a problem that the number of man-hours at the site increases and extra work is required.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems of the prior art, and is intended to provide a unit building that forms a large living room space without pillars without increasing the number of man-hours at a construction site. The task is to provide.

[0005]

According to the first aspect of the present invention,
A standard building unit formed by joining four pillars, a floor beam, and a ceiling beam in a box shape and having a rectangular shape in a plan view, and two pillar omitted building units having pillar omitted corners in which at least one pillar of the standard building unit is omitted. With the long sides of both pillar omitted building units arranged in parallel, the respective pillar omitted corners are located adjacent to each other and installed adjacent to each other, and the longer sides of the standard building units are further replaced with the pillar omitted parts of the pillar omitted building units. In a unit building that is constructed by being installed adjacent to the short side having, the long side ceiling beam of the standard building unit adjacent to the short side ceiling beam of the pillar omitted building unit has a greater strength than the other ceiling beams. It is characterized by being formed of a reinforcing beam and being fixed to a short side ceiling beam of a column omitted building unit with a fixing tool.

According to a second aspect of the present invention, in the unit building according to the first aspect, the reinforcing beam is a long member having a U-shaped cross section including upper and lower horizontal pieces and a vertical piece, and the vertical piece has a longitudinal shape. It is characterized in that it is reinforced with a plate material attached along the direction.

According to a third aspect of the present invention, in the unit building according to the first aspect, the reinforcing beam is a long member having a rectangular cross section composed of upper and lower horizontal pieces and left and right vertical pieces,
It is characterized in that a working hole capable of inserting and fastening a fixing tool to the vertical piece is formed.

The invention according to claim 4 is made on a plurality of floors,
Each of the floors is a unit building having a configuration according to any one of claims 1 to 3.

(Operation) The unit building according to claim 1 is
The long side ceiling beam of the standard building unit adjacent to the short side ceiling beam having the column omitted corner part of the column omitted building unit is
It is formed of reinforcing beams that are stronger than the other ceiling beams, and is fixed to the short side ceiling beams of the building units with no pillars with fasteners. It is supported by the short side ceiling beams, and the strength of the ceiling structure of the unit building can be secured without attaching another reinforcing beam on site. Therefore, it is possible to form a large living room space in which pillars are omitted without increasing the man-hours at the building site.

[0010] In the unit building according to claim 2,
Further, since the reinforcing beam is a long material having a U-shaped cross section composed of upper and lower horizontal pieces and vertical pieces, and the vertical pieces are reinforced by a plate material attached along the longitudinal direction, The section modulus increases, and the strength of the ceiling beam can be increased.

In the unit building according to the third aspect,
Further, since the reinforcing beam is made of a long material having a rectangular cross section composed of upper and lower horizontal pieces and left and right vertical pieces, the section modulus is increased and the strength of the ceiling beam can be increased.
And since the working hole which can be fastened by inserting a fixing tool into a vertical piece is formed, construction of a unit building is easy.

[0012] The unit building according to claim 4 further comprises:
Since there are a plurality of floors, and all the floors are configured as described in any one of the first to third aspects, any floor can form a large living room space without pillars.

[0013]

Embodiments of the present invention will be described below in detail with reference to the drawings. 1 to 4
1 (a) is an explanatory view of a unit building, FIG. 1 (b) is a perspective view of the unit building shown in FIG. 1 (a) except for a roof portion, and FIG. FIG. 2 is a perspective view of a building unit constituting each floor. 2A is a plan view of a group of building units installed adjacent to each other, FIG. 2B is a perspective view showing an enlarged part of FIG. 2A, and FIG. It is sectional drawing. 3A is a perspective view of a standard building unit, FIG. 3B is a perspective view of a building unit without columns, FIG. 4A is a perspective view of a reinforcing beam, and FIG. is there.

In the figure, 10 is a unit building, 1 is a standard building unit, 2 is a building unit without pillars, and 3 is a building foundation. The unit building 10 of the present embodiment is shown in FIG.
As shown in the figure, a standard building unit 1 and a pillar-omitted building unit 2 constituting the first floor portion are installed adjacent to each other on a building foundation 3, and the standard building unit 1 and the pillar-omitted building unit 2 at the first floor portion are installed. A standard building unit 1 on the second floor and a building unit 2 without pillars are installed adjacent to each other, and a roof unit is mounted on the second floor. The unit building 10 is, as shown in FIG.
Each of the floor portion and the second floor portion includes one standard building unit 1 and two pillar-omitted building units 2 and 2.

As shown in FIG. 3A, the standard building unit 1 has four pillars 11, 11,..., And floor beams 12, 12,. Ceiling beam 13,
14 and 15 are joined in a box shape, and have a rectangular shape in plan view. The ceiling beams 13 and 14 are on the long side, and the ceiling beams 15 and 15 are on the short side.
The floor beam 12 and the ceiling beams 13, 14, 15 are all welded to the column 11 via a joint piece 16. Further, the space between the floor beams 12 on opposite long sides and the ceiling beam 1
A small beam is bridged between 3 and 14, respectively.

The above-mentioned column-omitted building unit 2 is shown in FIG.
As shown in the figure, the standard building unit 1 has a pillar omitted corner portion A in which one pillar 11 is omitted, and upper and lower short columns 24, 24 arranged in the pillar omitted corner portion A and other corners. The three corner pillars 21, 21, 21, floor beams 22, 22, ..., and ceiling beams 23, 23, ... are joined in a box shape and are formed in a rectangular shape in plan view. ing. Temporary pillars 25 are detachably provided between the short pillars 24, 24, and are attached at the time of transport of the building unit 2 without pillars, but are removed at the time of installation at a building site.

As shown in FIG. 1 (c), the unit building 10 is installed adjacently by arranging two long pillar-side omitted building units 2 and 2 in parallel with the long sides thereof and abutting respective pillar omitted corners A to each other. Further, the long side of the standard building unit 1 is installed adjacent to the short side of the building unit 2 having the pillar omitted portion A. The above-mentioned standard building unit 1 and two pillar-omitted building units 2 and 2 are shown in FIG.
(A) As shown in the drawing, the pillars are arranged in a plane, and the pillar omitted corners A are arranged at the pillar omitted joints B in abutting manner.

The long side ceiling beam 13 of the standard building unit 1 adjacent to the short side ceiling beam 23 having the column omitted corner portion A of the column omitted building unit 2 is different from the other ceiling beam 1.
It is formed of a reinforcing beam 13A having a strength greater than 4 and 15, and is fixed to the short side ceiling beam 23 of the column omitted building unit 2 with fixing tools (bolts 4 and nuts 5).

The reinforcing beam 13A is, as shown in FIG.
A beam main body 131 made of long steel having a U-shaped cross section composed of upper and lower horizontal pieces 133 and 133 and a vertical piece 134, and a plate member 132 attached along the longitudinal direction of the vertical piece 134
The beam body 131 is reinforced by the vertical pieces 134. And in the longitudinal direction of the reinforcing beam 13A,
An insertion hole 135 for the bolt 4 is formed.

(Operation of the Embodiment) The unit building 10 of the present embodiment having the above-described structure is the same as that of the standard building unit 1 adjacent to the short side ceiling beam 23 having the column omitted corner A of the column omitted building unit 2. The long side ceiling beam 13 is formed of a reinforcing beam 131A having a higher strength than the other ceiling beams 14 and 15, and is fixed to the short side ceiling beam 23 of the column omitted building unit 2 with fixing tools (bolts 4, nuts 5). As a result, the pillar omitted joint B is supported by the continuous reinforcing beam 13A and the short side ceiling beam 23 fixed to the reinforcing beam 13A, and the unit building can be installed without attaching another reinforcing beam locally. Ten ceiling structural strengths can be secured. Therefore, it is possible to form a large living room space in which pillars are omitted without increasing the man-hours at the building site.

In the unit building 10 of this embodiment,
Further, the reinforcing beam 13A is a long material having a U-shaped cross section including upper and lower horizontal pieces 133 and vertical pieces 134,
The plate 1 on which the vertical pieces 134 are attached along the longitudinal direction
Since it is reinforced at 32, the section modulus is increased and the strength of the ceiling beam 13 can be increased.

The unit building 10 of this embodiment further includes:
Since there are a plurality of floors, and all the floors have the above-described configuration, it is possible to form a large living room space with columns omitted on the upper and lower floors.

FIG. 5 shows another embodiment of the present invention.
(A) is a perspective view of the reinforcing beam, (B) is a sectional view, (C)
The figure is a cross-sectional view showing a fixed state of the reinforcing beam. The present embodiment is different from the above-described embodiment only in the reinforcing beams, and is otherwise the same as the above-described embodiment. Therefore, the same components as those in the first embodiment are denoted by the same reference numerals, and the description thereof will be omitted.

Reference numeral 13B denotes a reinforcing beam.
B replaces the reinforcing beam 13A of the above embodiment.
As shown in FIGS. 5A and 5B, the reinforcing beam 13B is composed of upper and lower horizontal pieces 133 and 133 and left and right vertical pieces 1.
Work pieces 135 and 136 which are made of long steel having a rectangular cross section composed of 34 and 134 and which can be fastened by inserting fasteners (bolts 4) into the vertical pieces 134 are formed. The working hole 135 is sized to allow the shaft of the bolt 4 to be inserted, and the working hole 136 is sized to allow the head of the bolt 4 to be inserted and fastened with a tool.

In this embodiment, the ceiling beam 13 of the standard building unit 1 is formed by the above-mentioned reinforcing beam 13A. On the other hand, since the other ceiling beams 14 and 15 are formed of U-shaped steel in cross section, the strength of the ceiling beam 13 is increased by the amount that the vertical pieces 134 are provided on both sides. The reinforcing beam 13B is fixed to the short-side ceiling beam 23 of the column-omitted building unit 2 with fixing tools (bolts 4, nuts 5). At this time, the bolt 4 is inserted from the work hole 136, and the shaft of the bolt 4 is inserted into the work hole 135 and attached.

In this embodiment, the reinforcing beams 13B
Are the upper and lower horizontal pieces 133 and 133 and the left and right vertical pieces 13
4 and 134, it is made of long steel having a rectangular cross section having a rectangular cross section. Therefore, the section modulus is increased and the strength of the ceiling beam 13 can be increased. Further, since the working holes 135 and 136 are formed in the vertical piece 134 so that the fasteners (bolts 4) can be inserted and fastened, the fastening work of the bolts 4 is easy.

[0027]

According to the unit building of the first aspect, a large living room space in which pillars are omitted can be formed without increasing the man-hour at the building site.

In the unit building according to the second aspect,
Further, since the reinforcing beam is reinforced by a plate material, the section modulus is increased and the strength of the ceiling beam can be increased.

In the unit building according to the third aspect,
Further, since the reinforcing beam is made of a long material having a rectangular cross section, the section modulus is increased and the strength of the ceiling beam can be increased.

[0030] The unit building according to claim 4 further comprises:
Since there are a plurality of floors, and all the floors are configured as described in any one of the first to third aspects, any floor can form a large living room space without pillars.

[Brief description of the drawings]

FIG. 1 is an embodiment of the present invention, wherein FIG. 1A is an explanatory view of a unit building, FIG. 1B is a perspective view of the unit building shown in FIG. The figure is a perspective view of a building unit constituting each floor.

FIG. 2A is a plan view of a group of building units installed adjacent to each other, FIG. 2B is a perspective view showing an enlarged part of FIG. 2A, and FIG. FIG.

FIG. 3A is a perspective view of a standard building unit, and FIG.
The figure is a perspective view of a building unit without pillars.

4A is a perspective view of a reinforcing beam, and FIG. 4B is a cross-sectional view.

5 (a) is a perspective view of a reinforcing beam, FIG. 5 (b) is a sectional view, and FIG. 5 (c) is a sectional view showing a fixed state of the reinforcing beam. .

[Explanation of symbols]

 Reference Signs List 10 unit building 1 standard building unit 2 pillar omitted building unit 11,21 pillar 12,22 floor beam 13,14,15,23 ceiling beam 13A, 13B reinforcing beam 133 horizontal piece 134 vertical piece 135,136 work hole 4,5 fixed Fixtures (bolts, nuts)

Claims (4)

[Claims] 1. A standard building unit formed by joining columns at four corners, a floor beam, and a ceiling beam into a box shape and having a rectangular shape in a plan view, and a pillar omitted corner portion having at least one pillar of the standard building unit omitted. Two pillar-omitted building units, the long-side sides of both pillar-omitted building units are arranged in parallel, and the respective pillar-omitted corner portions are installed adjacent to each other, and the long side of the standard building unit is the above-mentioned pillar-omitted building unit. In a unit building constructed by being installed adjacent to the short side having the column omitted part, the long side ceiling beam of the standard building unit adjacent to the short side ceiling beam of the column omitted building unit is different from the other ceiling. A unit building, which is formed of a reinforcing beam having strength greater than that of the beam, and is fixed to a short-side ceiling beam of the column omitted building unit with a fixing tool. 2. The method according to claim 1, wherein the reinforcing beam is a long member having a U-shaped cross section including upper and lower horizontal pieces and a vertical piece, and the vertical piece is reinforced by a plate material attached along the longitudinal direction. The unit building according to claim 1, characterized in that: 3. The reinforcing beam is a long material having a rectangular cross section composed of upper and lower horizontal pieces and left and right vertical pieces, and a working hole is formed in the vertical piece so that a fastener can be inserted and fastened. The unit building according to claim 1, wherein: 4. The system according to claim 1, wherein the floor is provided on a plurality of floors.
A unit building characterized by being configured as described in any one of (3) to (3).