JP3725691B2 - Unit building - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a unit building.
[0002]
[Prior art]
Many unit buildings that are constructed by connecting and connecting a plurality of rectangular building units in parallel are known in the past, and many of them are planes in which the long side surfaces of the building units are opposed to each other. It has a configuration. However, in some cases, a staircase building unit or the like in which a staircase is provided is disposed with its long side surface facing the short side surface of another building unit (for example, JP-A-4-350231).
[0003]
[Problems to be solved by the invention]
By the way, the latter plane configuration is applied to the building unit of the frame wall construction method, and in addition, in order to obtain a plane configuration in which the stairs and the entrance are directly connected, it is used for the entrance so as to contact the side of the short side of the building unit for stairs. When the building unit is arranged, the length ratio of the floor shape combining the staircase building unit and the entrance building unit becomes a ratio of 3: 1 or more. This is one of the basic conditions of the floor plan of the framework wall construction method guideline issued by the Japan Two-by-Four Architectural Association, “The shape of the floor surrounded by the load-bearing wall line is rectangular and the long side is long. It must be less than or equal to 3 times the length of the short side. ”
[0004]
Then, this invention pays attention to the above problems, and another building unit is arranged so that the long side surface faces the short side surface of the building unit arranged so that the long side surfaces face each other. It is an object of the present invention to provide a unit building that can secure sufficient strength even when another building unit is arranged on the short side surface of the other building unit.
[0005]
[Means for Solving the Problems]
In order to achieve the above object, according to the first aspect of the present invention, a plurality of building units A having a rectangular planar shape are arranged side by side so that their long side surfaces face each other. Another building unit B having a rectangular planar shape is arranged on the side surface so that the long side surface faces, and another building unit C is in contact with the short side surface of the other building unit B. The building unit A is provided with a wall panel constituting a load-bearing wall line, and at least one of the building unit B and the building unit C has a load-bearing wall of the building unit A. In the invention according to claim 2, in the invention according to claim 1, a staircase is provided in the building unit B in parallel with its long side. Placed In the invention according to claim 3, the building units A, B, and C are configured by a frame wall construction method in the invention according to claim 1 or 2. It was set as the structure.
[0006]
[Action]
In the invention according to claim 1, the building unit B is disposed so that the long side surface faces the short side surface of the building unit A, and is disposed so as to contact the short side surface of the building unit B. Since at least one of the building units C is provided with a lintel positioned on the extension of the load-bearing wall line of the building unit A, a horizontal load acting on the building unit B or the building unit C is transmitted via the lintel. Can be transmitted to the bearing wall of building unit A.
Moreover, a load-bearing wall line can be comprised in the floor surface which combined the building unit B and the building unit C with the lintel, and, thereby, the length ratio of the floor-surface shape partitioned by a load-bearing wall line is set to 3: The ratio can be 1 or less.
In the invention according to claim 2, it is possible to constitute a unit building in which the entrance and the stairs are directly connected and the stairs are configured with a gentle slope.
The invention according to claim 3 is particularly suitable for the unit building of the frame wall construction method because the basic condition of the floor plan of the frame construction method construction structure calculation guideline can be easily satisfied.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, the unit building according to the embodiment will be described in detail with reference to FIGS. 1 and 2. FIG. 1 is a diagram showing a planar configuration of a unit building according to the present embodiment. As shown in the figure, the unit building according to the present embodiment is configured by a frame wall construction method, and the long side of the planar shape is about Three building units A (hereinafter referred to as the first building unit A1, the second building unit A2, and the third building unit A3) formed to have a short side of 5400 mm and a short side of about 2250 mm, and the length of the planar shape The fourth building unit A4, which has a side of about 5400mm and a short side of about 1250mm, and a fifth building unit B, which has a long side of about 4500mm and a short side of about 1800mm And the sixth building unit C formed so that the long side of the planar shape is about 2200 mm and the short side is 1800 mm constitutes the first floor portion.
[0008]
The first building unit A1, the second building unit A2, the third building unit A3, and the fourth building unit A4 are arranged side by side so that their long side surfaces face each other. Further, the fifth building unit B is arranged such that the long side surface thereof faces the short side surface of the first building unit A1 and the second building unit A2, and the sixth building unit C is The long side surface is arranged to face the short side surface of the third building unit A3, and the short side surface is arranged to face the fifth building unit B.
[0009]
Further, the first building unit A1 is provided with wall panels 11, 12, and 13 constituting a bearing wall on each of the long side surface and both short side surfaces arranged facing the outdoors.
[0010]
The second building unit A2 is provided with wall panels 21, 22, 23, and 24 that constitute load-bearing wall lines on both the long side surfaces and the short side surfaces, respectively, and the third building unit A3. An opening 221 is provided in the wall panel 22 facing the, and a lintel (not shown) is provided above the opening 221.
[0011]
The third building unit A3 is provided with wall panels 31 and 32 constituting load bearing wall wires on both short side surfaces.
[0012]
The fourth building unit A4 is provided with wall panels 41, 42, and 43 constituting a load-bearing wall line on each of the long side surface and both short side surfaces arranged facing the outside. The side wall panel 41 has an opening 411 and a lintel (not shown) above the opening 411.
[0013]
The fifth building unit B is provided with wall panels 51, 52, and 53 constituting load-bearing wall lines on both the long side surfaces and the short side surfaces arranged facing the outdoors. A lintel 54 is provided above the opening on the short side surface facing the 6 building unit C. In addition, the said lintel 54 is obtained by combining two dimensional model 210 lumbers through a structural plywood having a thickness of 12 mm. Further, a staircase 55 is installed inside the fifth building unit B in parallel with the long side.
[0014]
In the sixth building unit C, wall panels 61 and 62 constituting a load-bearing wall line are provided on both long side surfaces, and a lintel 63 above the opening on the short side surface arranged facing the outdoors. Is provided. An entrance door 64 is provided inside the sixth building unit C. The building units A1 to A4, B, and C are adjacent to each other with an adjustment interval of 10 to 40 mm, and the upper surfaces of the wall panels are joined by a sheet metal connector (see Japanese Patent Publication No. 5-38102).
[0015]
2 is a side view of the short side of the fifth building unit B. In the figure, 56 is an upper frame, 57 is a lower frame, 58 is a pillar, 59 is a tree, 50 is a lintel, and the lintel 54 is It is fixed to the upper frame 56 and supported by the lintel support 50.
[0016]
That is, in the unit building of the present embodiment, the short side surface of the third building unit B arranged so that the long side surface faces the short side surface of the first building unit A1 and the second building unit A2. In addition, by providing the lintel 54 located on the extension of the load bearing wall line formed by the wall panel 22 of the second building unit A2, the horizontal load acting on the building unit B is passed through the lintel 54. Since it can transmit to the wall panel 22 of 2nd building unit A2, the yield strength with respect to the horizontal load of the building unit B can be improved.
[0017]
Further, the lintel 54 can form a bearing wall between the building unit B and the building unit C, and thereby the ratio of the length of the floor surface partitioned by the bearing wall is 3: 1 or less. Ratio. In other words, there is no need to check the structural strength separately by conducting structural calculations or experiments, etc., which is one of the basic conditions of the floor plan of the frame structure wall construction method structural calculation guideline `` the floor of the part surrounded by the bearing wall line The shape must be a rectangle, and the length of the long side must be not more than three times the length of the short side. ”Can be easily satisfied.
[0018]
Furthermore, by installing the lintel 54 between the building unit B and the building unit C and providing a bearing wall, it is possible to secure a sufficient length of the long side of the building unit B, so that the entrance and the stairs 55, and a unit building in which the staircase 55 is configured with a gentle slope.
[0019]
The embodiment of the present invention has been described in detail with reference to the drawings. However, the specific configuration is not limited to this embodiment, and even if there is a design change or the like without departing from the gist of the present invention. It is included in the present invention. For example, in the embodiment, the lintel 54 positioned on the extension of the load-bearing wall line of the building unit A2 is provided on the side surface on the short side of the building unit B. When the unit C exists, the building unit C may be provided with a lintel. Specifically, a wall panel that partitions the building unit A2 and the building unit A3 may be provided on the building unit A3 side, and a lintel may be provided on the building unit C according to the position of the wall panel. Furthermore, the position of the lintel does not have to be strictly on the extension of the load-bearing wall line of the building unit A, and may be separated by up to 2 m. Moreover, as for the material of the lintel, not only lumber but also other wood materials such as laminated lumber, engineering wood (PSL, LSL, etc.), and steel materials can be applied according to the required strength. The cross-sectional dimension (dimension type) of the lintel of the wood material is not limited to 210, and 206 or more can be applied according to the required strength.
[0020]
【The invention's effect】
As described above, in the invention according to claim 1, the horizontal load acting on the building unit B or the building unit C is transmitted to the wall panel constituting the load-bearing wall line of the building unit A through the lintels. Therefore, the effect that the proof strength with respect to the horizontal load of the building unit B and the building unit C can be improved is obtained.
Moreover, a load-bearing wall line can be comprised in the floor surface which combined the building unit B and the building unit C with a lintel, and, thereby, the length ratio of the floor surface shape partitioned by a load-bearing wall line is set to 3: The effect that the ratio can be made 1 or less is also obtained.
In the invention according to the second aspect, it is possible to obtain a unit building in which the entrance and the staircase are directly connected and the staircase is configured with a gentle slope.
The invention according to claim 3 is particularly suitable for the unit building of the frame wall construction method because the basic condition of the plane plan of the frame construction method construction structure calculation guideline can be easily satisfied.
[Brief description of the drawings]
FIG. 1 is a diagram illustrating a planar configuration of a unit building according to an embodiment.
FIG. 2 is a short side view of a fifth building unit B.
[Explanation of symbols]
A1 1st building unit 11, 12, 13 Wall panel A2 2nd building unit 21, 22, 23, 24 Wall panel A3 3rd building unit 31, 32 Wall panel A4 4th building unit 41, 42, 43 Wall panel B 1st 5 building units 51, 52, 53 wall panel 54 lintel 55 stairs C 6th building unit 61, 62 wall panel 63 lintel 64 entrance door

Claims (3)

A plurality of building units A having a rectangular planar shape are arranged side by side so that the long side surfaces face each other,
Another building unit B having a rectangular planar shape is arranged on the short side surface of the building unit A so that the long side surface faces the side,
A unit building in which another building unit C is arranged so as to be in contact with the short side surface of the other building unit B,
The building unit A is provided with a wall panel constituting a load bearing wall line,
A unit building characterized in that at least one of the building unit B and the building unit C is provided with a lintel located on a substantially extension of the load-bearing wall line of the building unit A. The unit building according to claim 1, wherein a staircase is disposed in the building unit B in parallel with a long side thereof, and a front door is disposed in the building unit C. The unit building according to claim 1 or 2, wherein each of the building units A, B, and C is configured by a frame wall construction method.

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