JPH09291604A - Unit building and execution thereof - Google Patents

Abstract

PROBLEM TO BE SOLVED: To increase the workability, by positioning the prepared holes of a reinforcing beam and a ceiling beam so as to easily coincide with each other, when the reinforcing beam extending from one ceiling beam side to the other ceiling beam side positioned in the same plane of the adjacent buildings units, is laid. SOLUTION: A reinforcing beam 30 extending from one ceiling beam 23 to the other ceiling beam 23 in adjacent building units 12 is laid in the unit building. The reinforcing beam 30 is supported by a connection plate 101 (support member) extended sideways from the underface of the ceiling beam 23. The prepared bolt holes of the reinforcing beam 30 and the ceiling beam 23 are positioned to coincide with each other and the reinforcing beam 30 is connected to the ceiling beam 23 with bolts.

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a unit building and a construction method thereof.

[0002]

2. Description of the Related Art The applicant of the present invention has proposed, as a unit building, a reinforcing beam extending from a side surface of a ceiling beam on one side located in the same plane of adjacent building units to a side surface of a ceiling beam on the other side as a unit building. It proposes a material that can improve the overall strength.

In the above unit building, after the adjacent building units are installed, the bolt pilot hole positions of the reinforcing beams suspended by a crane or the like are aligned with the bolt pilot hole positions of each ceiling beam, and the The reinforcement beam and the ceiling beam are to be bolted together.

[0004]

However, in the prior art, in order to align the positions of the bolt holes of the reinforcing beam and the ceiling beam with each other, the reinforcing beam and the ceiling beam are suspended in a suspended state by a crane or the like. It is necessary to match the relative positions, and workability is poor.

An object of the present invention is to provide a reinforcing beam extending from one side ceiling beam located on the same plane of an adjacent building unit to the other side ceiling beam, and to determine the bolt pilot hole positions of the reinforcing beam and the ceiling beam. It is to match easily and improve workability.

[0006]

The present invention according to claim 1 is a unit building constructed by adjoining a building unit in which a pillar, a floor beam and a ceiling beam are joined in a box shape, and adjacent building units. Each ceiling beam located in the same plane as each other is provided with a support member extending laterally from the lower surface thereof,
Providing a reinforcing beam extending from the side surface of the ceiling beam on the one side located in the same plane of the adjacent building units to the side surface of the ceiling beam on the other side, the reinforcing beam is supported by the support member of each ceiling beam, The bolt pilot hole position of the reinforcing beam and the bolt pilot hole position of each ceiling beam are made to coincide with each other, and the reinforcing beam is bolted to each ceiling beam.

According to a second aspect of the present invention, in a unit building constructed by adjacently installing building units in which columns, floor beams and ceiling beams are joined in a box shape, at least one of the plurality of building units is defined. The column-omission corners are placed adjacent to each other at the column-omission joints, and the ceiling beams located in the same plane including the column-omission joints of the adjacent building units are laterally attached to the bottom beams of the ceiling beams. And a reinforcing beam extending from the side surface of the ceiling beam on one side to the side surface of the ceiling beam on the other side, which is located in the same plane including the column omission joints of the adjacent building units. The reinforcing beam is supported by the supporting member of each ceiling beam, the bolt pilot hole position of the reinforcing beam and the bolt pilot hole position of each ceiling beam are matched, and the reinforcing beam is bolted to each ceiling beam. It was done like this.

According to a third aspect of the present invention, in addition to the first or second aspect of the present invention, a portion of the reinforcing beam supported by the supporting member is provided with a notch, and The hole position and the bolt hole position of each ceiling beam are made to coincide with each other.

The present invention according to claim 4 provides the invention according to claims 1 to 3.
In any one of the present inventions, the reinforcing beam is arranged in a gap between the ceiling beams of the building units facing each other, and the support member is provided so as to be connected to each of the ceiling beams. .

According to a fifth aspect of the present invention, in the method for constructing a unit building according to the first aspect, the adjacent building units are installed, the supporting member is provided, and the reinforcing beam is supported by the supporting member. Then, the reinforcing beam is bolted to each ceiling beam.

According to a sixth aspect of the present invention, in the construction method for a unit building according to the second aspect, a building unit in which a pillar is omitted is one in which a temporary pillar is detachably attached to a pillar omitted corner portion. , The adjacent building units are installed, the supporting members are provided, the reinforcing beams are supported by the supporting members, the reinforcing beams are bolted to each ceiling beam, and the temporary columns are removed. .

According to the present invention described in claims 1 to 6, the following effects are obtained. When installing a reinforcing beam from one side ceiling beam to the other side ceiling beam located in the same plane of adjacent building units, extend the reinforcing beam suspended from the bottom of the ceiling beam by a crane etc. to the side. By supporting the support beams so that they are stored in the support members, the positions of the pilot holes of the reinforcing beams and the ceiling beams can be easily matched with each other, whereby the workability for the bolt connection can be greatly improved.

The present invention according to claim 3 has the following effects. If the lower surface of the reinforcing beam and the lower surface of the ceiling beam do not match due to the shape of the reinforcing beam, make a notch in the portion of the reinforcing beam that is supported by the supporting member to position the pilot holes for the bolts of the reinforcing beam and the ceiling beam. Can be reliably matched.

According to the present invention described in claim 4, the following effects are obtained. When the reinforcing beams are arranged in the gaps between the ceiling beams of the building units that face each other, by connecting the supporting members that support the reinforcing beams to the ceiling beams respectively, the supporting members have other functions of supporting the reinforcing beams. In addition, it is possible to combine the mutually opposing building units with the function of improving the horizontal strength and the vertical strength of the entire unit building.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a schematic diagram showing a unit building and a building unit, FIG. 2 is a schematic diagram showing a joint position of a pillar omitted unit building, FIG. 3 is a schematic diagram showing a joint structure of a unit building, FIG. 5 is a schematic view showing a horizontal brace attachment member, FIG.
Is a schematic diagram showing the reinforcing beam connection process to the lower-floor building unit,
6 is a schematic diagram showing a lower floor reinforcing beam, FIG. 7 is a schematic diagram showing a lower floor reinforcing beam, FIG. 8 is a schematic diagram showing an end connection structure of the lower floor reinforcing beam, and FIG. 9 is a support of the lower floor reinforcing beam. Schematic diagram showing the structure, FIG.
0 is a schematic diagram showing the connecting structure of the central portion of the reinforcing beam on the lower floor, FIG.
1 is a schematic diagram showing a central portion connecting structure of a lower floor reinforcing beam, FIG. 12 is a schematic diagram showing a mounting structure of an upper floor building unit, FIG. 13 is a schematic diagram showing a reinforcing beam connecting process to an upper floor building unit, FIG.
4 is a schematic diagram showing an upper floor reinforcement beam, FIG. 15 is a schematic diagram showing an installation process of a unit building, and FIG. 16 is a schematic diagram showing a joint position of a standard unit building.

(First Embodiment) (FIGS. 1 to 15) (Unit Building and Building Unit) (FIGS. 1 to 4) The unit building 10 is factory manufactured as shown in FIG. 1 (A) and FIG. A plurality of standard building units 11 and pillar omitted building units 12 are transported to a construction site, and are installed horizontally and vertically adjacent to each other on a foundation 13 that is installed in advance, and a lower floor portion 1
0A, upper floor portion 10B is constructed.

As shown in FIG. 1B, the standard building unit 11 includes four square steel pipe columns 21 and four shaped steel floor beams 2.
This is a frame structure in which two and four ceiling steel beams 23 are joined in a box shape. The building unit 11 connects the intersecting floor beams 22 to the lower end of the column 21 by joint pieces 22A at the four corners, and joins the intersecting ceiling beams 23 to the upper end of the column 21 by joint pieces 23A. It is composed.

As shown in FIG. 1 (C), the pillar-less building unit 12 is one in which one of the four pillars 21 of the standard building unit 11 is omitted. The pillar omitted building unit 12 joins the intersecting floor beams 22 to the lower ends of the columns 21 by joint pieces 22A at three corners other than the pillar omitted corners, and connects the intersecting ceiling beams 23 to the joint pieces 23A. At the upper end of the pillar 21 and at the corner where the pillar is omitted, the floor beams 2
2 is joined to the short column 24 by the joint piece 22B,
The mutually intersecting ceiling beams 23 are joined to short columns 25 by joint pieces 23B. Further, in the pillar-free building unit 12, the temporary pillar 26 is detachably attached to the pillar-free corner portion. The temporary column 26 is detachably connected to the short column 24 and the short column 25 by attaching and detaching means such as bolts and pins.

In both the standard building unit 11 and the pillar omitted building unit 12, a horizontal brace 50 is provided between the heads of the pillars 21 (short pillars 25) located on the diagonal line of the ceiling horizontal construction surface.
The frame strength of the building units 11 and 12 is improved. At this time, the horizontal brace 50 is attached as shown in (1) and (2) below.

(1) The mounting member 51 of the horizontal brace 50 is
The column fixing plate 52 and the brace fixing plate 53 are formed as an integrated structure by welding or the like (FIG. 4). The column fixing plate 52 is
Two rectangular plates provided with bolt pilot holes 54A are integrated at right angles by welding or the like, attached to the side surface of the head of the column 21 (short column 25), and fixed by bolts 54B (FIGS. 8 and 1).
0). A bolt 54 is provided on the inner surface of the head of the pillar 21 (short pillar 25).
A nut 54C for B is installed in advance by welding or the like. The brace fixing plate 53 is integrated with the column fixing plate 52 by welding or the like through a notch, the plate surface thereof is arranged in a horizontal plane, and the brace fixing hole 55 is provided.

(2) The attachment piece 50A of the horizontal brace 50 is attached by a bolt 56 to the brace attachment hole 55 of the brace fixing plate 53 which constitutes the horizontal brace attachment member 51. At this time, the extension line of the horizontal brace 50 is the pillar 2
It is set so as to match the column core of 1 (short column 25).

The lower floor portion 10A of the unit building 10
Then, as shown in FIG. 2, the four pillar-less building units 12
The column omitting corners that are set for each of the columns omitting the column
4, the reinforcing beams 30 are arranged to face each other and extend from the ceiling beam 23 side of the column omitting building unit 12 on one side of the column omitting joint 14 to the ceiling beam 23 side of the column omitting building unit 12 on the other side. There is. And the standard building unit 11 is arrange | positioned by the side of the pillar omitted building unit 12.

Therefore, adjacent building units 11 and 12 in the unit building 10 are connected by any of the following (A) to (C). (A) Connection structure A (FIG. 3 (A)) At both ends of the reinforcing beam 30, the ceiling beams 23, 23 of the column-excluding building units 12, 12 facing each other with the reinforcing beam 30 sandwiched therebetween are joined to the reinforcing beam 30. Applied to joints.

(A) The connecting plate 101 (supporting member) attached to the lower surfaces of the flanges of the ceiling beams 23, 23 facing each other is attached to the bolt 1.
(B) The opposing webs of the ceiling beams 23, 23 and the reinforcing beam 30 are fixed together with the high-strength bolt 1.
Friction welding is performed with 04 and 105.

At least one high-strength bolt 104 clamps the ceiling beams 23, 23 and the reinforcing beam 30 via a pair of large-diameter thick-walled reinforcing washers 106, 106, whereby the ceiling beams 23, 23, High-strength bolt 10 drilled in the reinforcing beam 30
4 Even if the prepared hole diameter is larger than the allowable size, the ceiling beam 2
3, 23, the transmission range of the bolt axial force to the inside of the reinforcing beam 30 is expanded, and as a result, the ceiling beams 23 and 23 and the reinforcing beam 30 are expanded.
By expanding the frictional contact area with, it is possible to secure the required frictional joining force and fastening force.

The connecting plate 101 is attached before the reinforcement beam 30 is installed, and the reinforcement beam 30 is installed when the reinforcement beam 30 is installed.
Functioning as a receiving plate on which the high-strength bolts 104 and 105 provided on the reinforcing beam 30 and the ceiling beam 23,
It is possible to easily match the positions of the pilot holes of the high-strength bolts 104 and 105 provided on the No. 23.

(B) Connection structure B (FIG. 3 (B)) The ceiling beams 23, 23 and the reinforcing beam 30 of the pillar-less building units 12, 12 facing each other across the reinforcing beam 30 at the central portion of the reinforcing beam 30. It is applied to the joint that joins and. The webs of the ceiling beams 23, 23 facing each other and the reinforcing beam 30 are connected to each other by the high-strength bolt 1.
Friction welding is performed with 04 and 105. At least one of the high-strength bolts 104 is provided with reinforcing washers 106, 106.

(C) Connection structure C (FIG. 3 (C)) The pillar-less building unit 1 facing each other without sandwiching the reinforcing beam 30.
2, 12 ceiling beams 23, a joint for joining the 23, the ceiling beam 23 of the standard building unit 11 and the pillar omitted building unit 12
It is applied to a joint portion that joins the ceiling beams 23 of the above and a joint portion that joins the ceiling beams 23 and 23 of the adjacent standard building units 11 and 11. The connecting plates 101 attached to the lower surfaces of the flanges of the opposing ceiling beams 23, 23 are fixed by bolts 102, 103.

Below, the lower floor portion 10A of the unit building 10
The detailed structure of the upper floor portion 10B will be described. (Lower part 10A of the unit building 10) (Figs. 5 to 1)
1) The unit building 10 is a part of the lower floor portion 10A, and as described above, the pillar omitted corner portions of the four pillar omitted building units 12 are butt-mounted with each other at the pillar omitted joints 14, It is assumed that these four pillar-eliminating building units 12 form a wide and continuous living space that is not blocked by the pillars 21 (FIG. 5). Hereinafter, a joint structure of the four pillar omitted building units 12 will be described.

In the lower floor portion 10A of the unit building 10, the pillar-eliminating joints 14 of the four pillar-eliminating building units 12
Is reinforced by the lower floor reinforcing beams 30. Lower floor reinforcement beam 30
6 is made of a long plate material as shown in FIG. 6, and as shown in FIGS. 5 and 7, the ceiling beams 23, 23 of the two building units 12 adjacent to each other on one of the left and right sides of the column omitting joint portion 14. From between
It is provided across the ceiling beams 23, 23 of the other two building units 12 adjacent to each other on the other side on the left and right. In FIG. 7, 15 is a lower floor ceiling board, and 16 is an upper floor board.

As shown in FIG. 8, the both ends of the lower floor reinforcing beam 30 are connected to the columns 21 of the two building units 12 adjacent to each other on one side of the column omitted joint 14 and the column omitted joint. It is connected to each pillar 21 of two building units 12 adjacent to each other on the other side of 14. At this time, both ends of the reinforcing beam 30 are connected to the high-strength bolt 1 of the connecting structure A (FIG. 3A) described above.
Ceiling beam 23 and joint piece 2 using 04 and 105
It is connected to the column 21 via a high-strength bolt joint (friction joint) with 3A.

In the practice of the present invention, the above-described joining of the reinforcing beams is not limited to high-strength bolts, but may be simple bolts.

The central portion of the reinforcing beam 30 is shown in FIGS.
As shown in FIG. 4, the corners of the four building units 12 where the pillars are omitted are connected. At this time, the central portion of the reinforcing beam 30 is
High-strength bolt 10 of the connection structure B (FIG. 3 (B)) described above.
Ceiling beam 23 and joint piece 23 using 4, 105
It is connected to the short pillar 25 via the junction with B.

However, as shown in FIG. 9, the lower floor reinforcement beam 30
The ceiling beams 23 of the pillar-free building units 12, 12 facing each other with the reinforcing beam 30 interposed therebetween at both ends of the
On the lower surface of the flange of No. 23, the above-mentioned connection structure A (see FIG.
(A)) A connecting plate 101 is attached, and bolts 102, 1
It is fixed by 03. This connecting plate 101 is a reinforcing beam 30.
Of the high-strength bolts 104 and 105 provided on the reinforcing beam 30 and the ceiling beam 2 which are mounted before the installation of the reinforcing beam 30 and function as a receiving plate on which the reinforcing beam 30 can be placed when the reinforcing beam 30 is installed.
It is possible to easily match the prepared hole positions of the high-strength bolts 104 and 105 provided on the Nos. 3 and 23.

As shown in FIG. 9A, the notch 3 is formed in the portion of the lower floor reinforcing beam 30 supported by the connecting plate 101.
0A is provided and the lower surface of the reinforcing beam 30 provided with the notch 30A is supported by the connecting plate 101, the high-strength bolts 104, 105 provided on the reinforcing beam 30 at the prepared hole positions 104A, 10
5A and high-strength bolt 10 provided on the ceiling beams 23, 23
The prepared hole positions 104B and 105B of Nos. 4 and 105 are surely matched with each other.

When the reinforcing beam 30 is connected to the pillar 21 and the short pillar 25 as described above, the detachable temporary pillar 26 is still joined to the short pillar 25 at the corner of the pillar omission of each building unit 12. There is. Then, after the connection of the reinforcing beams 30 to the columns 21 and the short columns 25 is completed, the temporary columns 26 are removed from the short columns 25.

The reinforcing beam 30 is a ceiling beam 2 between two building units 12 adjacent to each other with the reinforcing beam 30 interposed therebetween.
The parts without the joint pieces 3 and 23 and the joint pieces 23A and 23B may be joined using bolts or the like.

(Mounting the upper floor portion 10B on the lower floor portion 10A of the unit building 10) (FIG. 12) The unit building 10 includes the upper floor portion 1 on the lower floor portion 10A.
When mounting 0B, four upper-floor standard building units 11 can be mounted on the four lower-floor pillar-eliminating building units 12 forming a part of the lower-floor portion 10A (see FIG. 12 ( A)). At this time, four upper-floor building units 11
Are the upper-floor building units 11 at three corners other than the pillar-omitted corners of the four lower-floor building units 12.
The lower end faces of the three pillars 21 are placed on the upper end faces of the three pillars 21 of the lower-floor building unit 12 and are joined together.
The lower end surface of the single pillar 21 of No. 1 is placed on the upper end surface of the short pillar 25 of the lower-floor building unit 12 and coupled (FIG. 12 (B)).

At this time, as shown in FIG. 12C, the lower-floor reinforcing beams 30 reinforcing the four lower-floor building units 12
The height of the floor beam 22 adjacent to the upper-floor building unit 11,
22. The lower floor reinforcing beam 30 extends to the floor beam 22 of the upper floor building unit 11 and the joint piece 22A at this extended portion, and the supporting plate of the above-described connecting structure A (FIG. 3A). 101 and high-strength bolts 104 and 105 may be used for connection.

The height of the lower floor reinforcing beam 30 which reinforces the four lower floor building units 12 is simply extended between the adjacent floor beams 22, 22 of the upper floor building unit 11. You may just do it. At this time, the above-mentioned extended portion of the lower floor reinforcement beam 30 is simply sandwiched between the floor beam 22 and the joint piece 22A of the upper floor building unit 11, and the high-strength bolts 104 and 105 are not used.

(Reinforcement of the upper floor portion 10B above the lower floor portion 10A) (FIGS. 13 and 14) The four upper floor standard building units 11 are arranged on the four lower floor pillar-eliminating building units 12 described above. Mounted as shown in Fig. 1
As shown in FIG. 3, the upper floor reinforcing beam 4 is also provided between the ceiling beams 23 and 23 of the upper floor building unit 11 located on the same plane as the ceiling beams 23 and 23 provided with the reinforcing beam 30 of the lower floor building unit 12.
0 can be provided.

As shown in FIG. 14, the upper floor reinforcement beam 40 is made of a long T-shaped member having a T-shaped cross section, and the ceiling beams 23 of the two building units 11 adjacent to each other on the left and right sides. , 23 between two building units 1 adjacent to each other on the left and right sides
It is provided across one ceiling beam 23, 23.

Each of the both end portions and the central portion of the upper floor reinforcing beam 40 is similar to the both ends of the lower floor reinforcing beam 30 shown in FIG.
The pillar 21 of each of the two adjacent building units 11 is connected to the support plate 101 of the above-described connecting structure A (FIG. 3A), the ceiling beam 23 using the high-strength bolts 104 and 105, and the joint piece 23A. Connected via a bond.

The upper floor reinforcing beam 40 has ceiling beams 23, 23 which are adjacent to each other between the two building units 11, 11 with the reinforcing beam 40 interposed therebetween, and a portion such as a bolt without a joint piece 23A. May be joined together.

According to this, the adjacent building units 11 are integrated by the upper floor reinforcing beam 40, and the upper floor is hung through the pillars 21 in the center of the four building units 11. The upper floor load to the central portion of the lower floor building unit 12 where the pillars are omitted is reduced.

The unit building 10 is installed by the following (1) to (8) (FIG. 15). (1) The lower floor portion 10A is constructed by the standard building unit 11 and the pillar omitted building unit 12. The connecting plate 101 of the connecting structure A is installed.

(2) Adjacent pillar-less building units 12, 12
The reinforcing beam 30 is installed between the ceiling beams 23, 23. The reinforcing beam 30 is placed on the connecting plate 101.

(3) The ceiling beams 23, 23 and the lower floor reinforcing beam 30, which are opposed to each other by the connecting structures A and B, are connected to each other by the high-strength bolt 10
4 and 105 are joined by friction.

(4) The upper floor portion 10B is constructed by the standard building unit 11. The connecting plate 101 of the connecting structure A is installed.

(5) An upper floor reinforcing beam 40 is installed between the ceiling beams 23, 23 of the standard building units 11, 11 adjacent to each other. The upper floor reinforcing beam 40 is placed on the connecting plate 101.

(6) The high-strength bolt 10 connects the ceiling beams 23, 23 and the upper floor reinforcing beam 40, which are opposed to each other by the connection structures A and B, to each other.
4 and 105 are joined by friction.

(7) The temporary pillar 26 on the upper floor is removed. (8) Remove the temporary pillar 26 on the lower floor.

Therefore, according to the present embodiment, the following:
Has the effect of Reinforcement beam 3 extending from the ceiling beam 23 on one side located in the same plane of the adjacent building units 12 to the ceiling beam 23 on the other side
Reinforcing beam 30 hung by a crane when setting 0
Is a connecting plate 1 that extends laterally from the lower surface of the ceiling beam 23.
01, so that the reinforcement beam 30 is supported.
It is possible to easily match the positions of the respective bolt pilot holes of the ceiling beam 23 with each other, and thereby, the workability for joining the bolts can be significantly improved.

If the lower surface of the reinforcing beam 30 does not match the lower surface of the ceiling beam 23 due to the shape of the reinforcing beam 30, the reinforcing beam 3
By providing the notch 30A in the portion supported by the connecting plate 101 of No. 0, it is possible to surely match the bolt pilot hole positions of the reinforcing beam 30 and the ceiling beam 23.

Building unit 12 with reinforcing beams 30 facing each other
Of the ceiling beams 23, the connecting plates 30A supporting the reinforcing beams 30 are connected to the respective ceiling beams 23 so that the connecting plate 101 has a function of supporting the reinforcing beams 30. , The opposing building units 12 may be connected to each other to have a function of improving the horizontal strength and the vertical strength of the entire unit building.

(Second Embodiment) (FIGS. 16 and 17) As shown in FIG. 16, a unit building 10 to which the present invention is applied is composed of only a plurality of standard building units 11 (a building unit 12 without pillars). It does not matter). In the unit building 10 of FIG. 16, four standard building units 11 are arranged to face each other, and a reinforcing beam 30 is provided between ceiling beams 23, 23 of two standard building units 11 facing each other on one side of the left and right sides. Therefore, it is provided across the ceiling beams 23, 23 of the other two standard building units 11 facing each other on the other side on the left and right.

Also in the unit building 10 shown in FIG. 16, (A) the ceiling beams 23 of the standard building units 11 and 11 facing each other with the reinforcing beam 30 interposed therebetween at both ends of the reinforcing beam 30,
At the joint portion that joins 23 and the reinforcing beam 30, the joint plate 101 and the high-strength bolt 10 of the joint structure A (FIG. 3A) described above.
(B) Joining for joining the ceiling beams 23, 23 of the standard building units 11, 11 and the reinforcing beam 30 facing each other with the reinforcing beam 30 in between, using the joining structure of Nos. 4 and 105. In the section, the joint structure using the high-strength bolts 104 and 105 of the above-described connecting structure B (FIG. 3B) is used, and (C) the standard building unit 11 which is opposed without sandwiching the reinforcing beam 30,
In the joining portion for joining the ceiling beams 23, 23 of 11, the joining structure by the joining plate 101 of the above-mentioned joining structure C (FIG. 3C) is used.

The embodiment of the present invention has been described in detail with reference to the drawings. However, the specific configuration of the present invention is not limited to this embodiment, and the design can be changed without departing from the scope of the present invention. The present invention is also included in the present invention. For example, the reinforcing beams are not limited to those arranged in the gaps between the ceiling beams of the opposing building units, but may be attached to the side surfaces of the ceiling beams provided with the outer wall of the building unit located at the outer edge of the building. good. At this time, the support member may be one that extends from the lower surface of the ceiling beam to which the reinforcing beam is additionally attached so as to project laterally in a cantilever state, and supports the reinforcing beam by the protruding portion.

[0059]

As described above, according to the present invention, when a reinforcing beam extending from a ceiling beam on one side to a ceiling beam on the other side located in the same plane of adjacent building units is provided, the reinforcing beam and the ceiling beam are provided. It is possible to easily match the positions of the pilot holes of the bolts to improve the workability.

[Brief description of drawings]

FIG. 1 is a schematic view showing a unit building and a building unit.

[Fig. 2] Fig. 2 is a schematic view showing a joint position of a pillar omitted unit building.

FIG. 3 is a schematic diagram showing a joint structure of a unit building.

FIG. 4 is a schematic view showing a horizontal brace attachment member.

FIG. 5 is a schematic diagram showing a process of connecting a reinforcing beam to a lower-floor building unit.

FIG. 6 is a schematic view showing a lower floor reinforcing beam.

FIG. 7 is a schematic diagram showing a lower floor reinforcing structure.

FIG. 8 is a schematic diagram showing an end connection structure of a lower floor reinforcing beam.

FIG. 9 is a schematic diagram showing a support structure for a lower floor reinforcing beam.

FIG. 10 is a schematic diagram showing a central portion connecting structure of a lower floor reinforcing beam.

FIG. 11 is a schematic diagram showing a connecting structure of a central portion of a lower floor reinforcing beam.

FIG. 12 is a schematic diagram showing a mounting structure of an upper-floor building unit.

FIG. 13 is a schematic diagram showing a process of connecting reinforcing beams to an upper floor building unit.

FIG. 14 is a schematic diagram showing an upper floor reinforcing beam.

FIG. 15 is a schematic diagram showing an installation process of a unit building.

FIG. 16 is a schematic diagram showing a joint position of a standard unit building.

[Explanation of Codes] 10 Unit Building 11 Standard Building Unit 12 Pillar Omitted Building Unit 21 Pillar 22 Floor Beam 23 Ceiling Beam 26 Temporary Pillar 30 Reinforcement Beam 30A Notch 101 Connecting Plate (Supporting Member) 104, 105 High Strength Bolt

Claims (6)

[Claims] 1. In a unit building constructed by adjoining a building unit in which a column, a floor beam and a ceiling beam are joined in a box shape, in each of the ceiling beams located in the same plane of adjacent building units, A supporting member extending laterally from the lower surface of the above, and a reinforcing beam extending from the side surface of the ceiling beam on one side to the side surface of the ceiling beam on the other side, which are located in the same plane of the adjacent building units, The reinforcing beam is supported by the supporting member of each ceiling beam, the bolt pilot hole position of the reinforcing beam and the bolt pilot hole position of each ceiling beam are matched, and the reinforcing beam is bolted to each ceiling beam. A unit building characterized by that. 2. In a unit building constructed by adjoining building units in which columns, floor beams, and ceiling beams are joined together in a box shape, at least one column omitting corner portion defined for each of the plurality of building units is a column. The ceiling beams, which are arranged adjacent to each other at the abbreviated joints and are located adjacent to each other, and which are located in the same plane including the column abbreviated joints of the adjoining building units, are provided with supporting members extending laterally from their lower surfaces. A reinforcing beam extending from the side surface of the ceiling beam on one side to the side surface of the ceiling beam on the other side, which is located in the same plane including the column omitted joints of the adjacent building units, and the reinforcing beam supports each ceiling beam. A unit building characterized by being supported by a member, the bolt pilot hole position of the reinforcing beam and the bolt pilot hole position of each ceiling beam being matched, and the reinforcing beam being bolted to each ceiling beam. 3. A notch is provided in a portion of the reinforcing beam supported by the supporting member, and a bolt pilot hole position of the reinforcing beam and a bolt pilot hole position of each ceiling beam are made to coincide with each other. Or the unit building described in 2. 4. The unit according to claim 1, wherein the reinforcing beams are arranged in a gap between ceiling beams of building units facing each other, and the supporting member is provided so as to be connected to each of the ceiling beams. building. 5. The method of constructing a unit building according to claim 1, wherein the adjacent building units are installed, the supporting member is provided, the reinforcing beam is supported by the supporting member, and the reinforcing beam is provided on each ceiling. A construction method for a unit building, which is characterized by bolting to a beam. 6. The method for constructing a unit building according to claim 2, wherein the pillars are omitted from the building units, and temporary pillars are detachably attached to the corners where the pillars are omitted, and the adjacent building units are installed. Then, the said supporting member is provided, the said reinforcing beam is supported by the said supporting member, the said reinforcing beam is bolted to each ceiling beam, and the said temporary pillar is removed, The construction method of the unit building characterized by the above-mentioned.