JP3183985B2 - Building unit - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a building unit which is a component of a building such as a house built by a unit construction method.

[0002]

2. Description of the Related Art A unit building is constructed by combining a plurality of building units produced in advance in a factory at a construction site. As shown in Japanese Utility Model Application Laid-Open No. 63-34202, the building unit, which is a component of the unit building, has a roof portion having a horizontal roof surface and an inclined roof surface that is inclined downward from the horizontal roof surface. There is something composed of. According to such a building unit, the sloped roof surface makes it possible to satisfy, for example, the northern diagonal line limit specified by law.

As described above, in order to manufacture a building unit in which a roof portion has a horizontal roof surface and an inclined roof surface, a frame of the roof portion is formed into a plane quadrangle by four beams, and these beams are formed. The two opposing beams have a horizontal portion and an inclined portion inclined downward from one end of the horizontal portion. Further, as shown in Japanese Utility Model Application Laid-Open No. 63-34202, a connecting beam is bridged between the bent portions (the connecting portion between the horizontal portion and the inclined portion) of these two beams, whereby the roof is provided. The rigidity of the skeleton of the part is increased.

[0004]

As described above, the rigidity of the frame of the roof can be increased by bridging the connecting beam between the bent portions of the two beams, but on the other hand, a greater number of members is required. This causes a problem that the structure becomes complicated.

An object of the present invention is to provide a building unit capable of reducing the number of members and simplifying the structure while securing the required rigidity of the roof frame.

[0006]

According to the present invention, there is provided a building unit including a unit body and a roof panel, and a frame of a roof portion of the unit body is formed in a plane quadrilateral by four beams. Of the two beams have a horizontal portion and an inclined portion inclined downward from one end of the horizontal portion, and a connection between the horizontal portion and the inclined portion of the two opposed beams is provided. The connecting beams are not bridged between the parts, the frame of the roof panel is formed in a plane quadrilateral by at least four sapwood, and the roof panel is fixed to at least one of the horizontal part and the inclined part. The roof pa
The two flanks of the unit body are opposite to each other.
And an intermediate beam extending in a direction perpendicular to the first beam .

Here, the roof panel has a structure in which two opposing sap materials of the four sap materials have a length corresponding to the horizontal portion and the remaining two sap materials are the unit. A length corresponding to a distance between the two opposite beams in the main body, which is fixed to a horizontal portion of the unit main body, or two opposing sides of the four sap materials The length of the material is greater than or equal to the length corresponding to the inclined portion, and the remaining two saples have a length corresponding to the distance between the two opposed beams in the unit main body; Of the four side materials, each of which has a bent portion, and a portion from the bent portion to one end portion corresponds to the horizontal portion. And the length from the bent portion to the other end is the length corresponding to the inclined portion. In addition, the remaining two sapwood may have a length corresponding to the interval between the two opposing beams in the unit main body, and may be fixed to the horizontal portion and / or the inclined portion. . Further, the unit
The main body of the unit has two beams facing each other in cross section.
The roof panel is formed in the shape of a letter
Each of the beams is formed in a U-shaped cross section,
The U-shaped ends are fixed to each other with bolts and nuts
It may be something.

[0008]

When the roof panel is fixed to the horizontal portion or the inclined portion of the unit main body, the frame of the roof panel has a sap of a length corresponding to the interval between the two opposed beams of the unit main body. Therefore, this sapwood becomes a beam connecting between the bent portions of the two opposing beams of the unit body, and the rigidity of the framework of the roof in the building unit increases. The roof panel is necessary to form the roof of the building unit, and the stiffeners forming the frame of the roof panel increase the rigidity of the frame of the roof of the unit body. The rigidity of the frame of the roof of the unit body can be increased without increasing the score.

[0009]

Embodiments of the present invention will be described below with reference to the accompanying drawings. Here, the same components in the respective embodiments are denoted by the same reference numerals, and the description thereof will be omitted or simplified. FIG. 1 is a perspective view showing a framework of a building unit according to the first embodiment of the present invention. The building unit 1 includes a unit main body 2 and a roof panel 3. The unit main body 2 is formed by connecting a flat quadrangular floor 4 and a roof 5 with four pillars 6 to 9 at four corners, and the frame of the floor 4 is formed of a pair of parallel long side lower beams. 10, 11 and a pair of parallel short side lower beams 1
The frame of the ceiling part 5 is formed by a pair of parallel long side beams 14, 15 and a pair of parallel short side beams 16, 17.

The two opposed long side upper beams 14 and 15 forming the frame of the flat rectangular roof portion 5 are formed by a horizontal portion 14.
A, 15A and inclined portions 14B, 15B inclined downward from one ends of the horizontal portions 14A, 15A.
The connecting portions between 4A and 15A and the inclined portions 14B and 15B are bent portions 18 and 19. Such beams 14, 15
May be formed by bending one beam, or may be formed by connecting two beams.

The frame of the roof panel 3 is formed of a pair of parallel long side members 20 and 21 and a pair of parallel short side members 22 and 23, and a plurality of connecting members are provided between the long side members 20 and 21. 24 are spanned. A roof finishing material 25 is attached to the upper surface of the framework of the roof panel 3 in advance. The roof panel 3 is provided with an intermediate beam as parallel framework the short side member 22, 23.

As described above, the long side members 20 and 21 and the short side members 22 and 23 which form the framework of the roof panel 3 having a flat rectangular shape are used.
Among them, the opposing long side materials 20 and 21 are the unit body 2
And the other two short side members 22 and 23 have a length corresponding to the horizontal portions 14A and 15A of the roof portion 5 in the above, and the two long side beams of the unit body 2 having the horizontal portions 14A and 15A It has a length corresponding to the spacing of 14,15.

The roof panel 3 is placed on the horizontal portions 14A and 15A of the unit body 2, and as shown in FIG.
Long side members 20 and 21 of the roof panel 3 are fixed to 4A and 15A with bolts 26 and nuts 27. This state is shown in FIG. At the factory, in addition to the work of attaching the roof panel 3 as described above, the roof 5
A roof finishing material is attached to the inclined portions 14B and 15B, a floor surface material is attached to the floor portion 4 of the unit body 2, and an outer wall panel and a window sash are attached to the side surfaces.

The roof 28 of the building unit 1 produced in this way has a horizontal roof surface 28A by the roof panel 3,
The inclined roof surface 28B is formed by the inclined portions 14B and 15B, and the inclined roof surface 28B can satisfy, for example, a northern diagonal line limit specified by law.

According to this embodiment, a connecting beam is bridged between the bent portions 18 and 19 of two opposing long-side upper beams 14 and 15 constituting the frame of the roof portion 5 in the unit body 2. Even if it is not passed, when the roof panel 3 is placed and fixed on the horizontal portions 14A, 15A of these long side beams 14, 15, the short side members 22 constituting the framework of the roof panel 3 are formed.
Has a length corresponding to the distance between the upper beams 14 and 15 on the long side, so that the short side material 22 becomes a connecting beam for connecting the bent portions 18 and 19, and therefore, the roof portion 5 of the unit body 2 Can have the required rigidity.

Since the roof panel 3 forms the roof of the building unit 1 and is necessary for manufacturing the building unit 1, the roof panel 3 of the unit body 2 is formed.
The rigidity can be increased as described above without using a special member, and it is not necessary to bridge a connecting beam between the bent portions 18 and 19, so that the number of members can be reduced.
Further, simplification of the structure can be achieved, and the manufacturing cost can be reduced accordingly.

FIGS. 4 to 6 show a building unit according to a second embodiment of the present invention. The second embodiment differs from the first embodiment in the structure of the roof panel, but the structure of the unit body is the same as that in the first embodiment. In FIG. 4 showing a framework of a building unit, a building unit 101 includes the unit main body 2 and a roof panel 103. The skeleton of the roof panel 103 includes a pair of parallel long side members 120 and 121.
And a pair of parallel short side members 122 and 123 and a short side member 12
2, 123 and a parallel intermediate beam 124A, and a plurality of connecting members 124B are bridged between the long side members 120, 121. A roof finishing material 125 is attached to the upper surface of the framework of the roof panel 103 in advance.

As described above, the flat rectangular roof panel 103 is used.
Long side materials 120 and 121 and short side material 1 forming a skeleton
22 and 123, and the long beams 120 and 121 facing each other among the intermediate beams 124A are inclined portions 14 in the unit body 2.
B, 15B or more, and the remaining two short side materials 12
2, 123 and the intermediate beam 124A have a length corresponding to the interval between the two long-side beams 14, 15 of the unit body 2.

The roof panel 103 is placed on the inclined portions 14B and 15B of the unit body 2, and as shown in FIG.
121 is fixed by bolts 26 and nuts 27. This state is shown in FIG. 4 and 5, reference numeral 130 denotes a panel receiver for receiving the roof panel 103, and reference numeral 131 denotes a bundle column that supports the roof panel 103 on the columns 8 and 9. is there.

In this embodiment, the same effect as in the first embodiment can be obtained by mounting and fixing the roof panel 103 on the inclined portions 14B and 15B of the unit body 2. That is, since the short side member 122 and the intermediate beam 124A constituting the framework of the roof panel 103 have a length corresponding to the interval between the long side upper beams 14, 15, the short side member 122 and the intermediate beam 1 are not provided.
24A is a connecting beam connecting the bent portions 18 and 19,
For this reason, the rigidity of the roof part 5 in the unit main body 2 can be set to a required size. Further, since the roof panel 103 is necessary for manufacturing the building unit 101, the rigidity of the roof portion 5 of the unit main body 2 can be increased without using any special member. Therefore, it is unnecessary to bridge the connecting beam between the bent portions 18 and 19, so that the number of members can be reduced, the structure can be simplified, and the manufacturing cost can be reduced accordingly.

FIGS. 7 to 9 show a building unit according to a third embodiment of the present invention. The third embodiment differs from the first and second embodiments in the structure of the roof panel, but the structure of the unit body is the same as in the first and second embodiments. In FIG. 7, which shows the framework of the building unit,
1 comprises the unit body 2 and a roof panel 203. The framework of the roof panel 203 includes a pair of parallel long side members 220 and 221 and a pair of parallel short side members 222 and 223.
And the intermediate beams 224A, and the long side materials 220 and 22 are formed.
A plurality of connecting members 224B are bridged between the two. In addition, a roof finishing material 225 is attached to the upper surface of the framework of the roof panel 203 in advance.

As described above, the flat rectangular roof panel 203 is provided.
Long side materials 220 and 221 and short side materials 2 forming the skeleton
22 and 223 and the intermediate beam 224A, the opposing long side members 220 and 221 have bent portions 220A and 221A centered on the position where the intermediate beam 224A is attached,
From the bent portions 220A, 221A to one end portions 220B, 2
21B is a length corresponding to the horizontal portions 14A and 15A, and is from the bent portions 220A and 221A to the other end 220A.
C and 221C are the lengths corresponding to the inclined portions 14B and 15B. The remaining two short side members 222 and 223 and the intermediate beam 124A have a length corresponding to the interval between the two long side beams 14 and 15 of the unit body 2.

The roof panel 203 is placed on the horizontal portions 14A, 15A and the inclined portions 14B, 15B of the unit body 2, and the long sides 220, 221 of the roof panel 203 are placed on the horizontal portions 14A, 15A as shown in FIG. It is fixed with bolts 26 and nuts 27. This state is shown in FIG.

In this embodiment, the roof panel 203 is connected to the horizontal portions 14A, 15A and the inclined portions 14B, 1B of the unit body 2.
The same effect as in the first and second embodiments can be obtained by mounting and fixing on 5B. That is, since the short side members 222 and the intermediate beams 224A forming the framework of the roof panel 203 have a length corresponding to the interval between the long side upper beams 14, 15, the short side members 222 and the like are bent. It becomes a connecting beam connecting between 18 and 19, and the rigidity of the roof portion 5 in the unit main body 2 can be set to a required size. In addition, roof panel 2
Since 03 is necessary for manufacturing the building unit 201, the rigidity of the roof 5 of the unit body 2 can be increased without using any special member. Therefore, it is unnecessary to bridge the connecting beam between the bent portions 18 and 19, so that the number of members can be reduced, the structure can be simplified, and the manufacturing cost can be reduced accordingly.

FIG. 10 shows a building unit 301 according to a fourth embodiment of the present invention. This building unit 301 is also composed of a unit main body 2 and a roof panel 33 as in the first embodiment, but the unit main body 2 is the same as the unit main body of the building unit 1 of the first embodiment. The framework of the roof panel 33 is configured by adding short columns 34 and diagonal members 35 to the framework of the roof panel of the first embodiment, whereby the roof panel 33 is inclined when attached to the unit body 2. It forms a roof surface.

In the embodiment described above, the unit body 2
The horizontal portions 14A, 15A and the inclined portions 14B, 15B are provided on two opposing long-side beams 14, 15 of the beams constituting the flat rectangular frame of the roof portion 5 in the above. The horizontal portion and the inclined portion may be provided on two short-sided beams.

[0027]

According to the present invention, the skeleton of the roof in the unit body including the two beams having the horizontal portion and the inclined portion is provided with the required rigidity by the skeleton of the roof panel. This can be performed without increasing the number of members, so that the structure can be simplified and the manufacturing cost can be reduced.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a frame of a unit body and a roof panel of a building unit according to a first embodiment of the present invention.

FIG. 2 is a perspective view showing the building unit of the first embodiment after assembly.

FIG. 3 is a cross-sectional view of a main part showing a mounting state of the unit body and the roof panel of the first embodiment.

FIG. 4 is a view similar to FIG. 1, showing a building unit according to a second embodiment of the present invention.

FIG. 5 is a view similar to FIG. 2 showing a state after the building unit of the second embodiment has been assembled.

FIG. 6 is a view similar to FIG. 3, showing a state in which a unit body and a roof panel according to a second embodiment are mounted.

FIG. 7 is a view similar to FIG. 1 showing a building unit according to a third embodiment of the present invention.

FIG. 8 is a view similar to FIG. 2, showing a building unit of a third embodiment after being assembled.

FIG. 9 is a view similar to FIG. 3, showing a state in which the unit body and the roof panel of the third embodiment are mounted.

FIG. 10 is a view similar to FIG. 2, showing a building unit according to a fourth embodiment of the present invention.

[Explanation of symbols]

 1, 101, 201, 301 Building unit 2 Unit body 3, 103, 203, 33 Roof panel 4 Floor section 5 Roof section 10, 11 Long side lower beam 12, 13 Short side lower beam 14, 15 Long side upper beam 14A, 15A Horizontal section 14B, 15B Inclined section 16, 17 Short side upper beam 20, 21, 120, 121, 220, 221 Long side material 22, 23, 122, 123, 222, 223 Short side material

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) E04B 1/348 E04B 7/02 511

Claims (5)

(57) [Claims] 1. A skeleton of a roof part is formed in a plane quadrilateral by four beams, and two opposing beams among these beams are:
A unit having a horizontal portion and an inclined portion inclined downward from one end of the horizontal portion, wherein a connecting beam is not bridged between connection portions between the horizontal portion and the inclined portion of the two opposing beams; a body, the scaffold is formed in a planar rectangle by at least four sapwood, is configured to include a, and the roof panel is secured to at least one of the horizontal portion and the inclined portion, the roof panel is in said unit body The relative
An intermediate beam extending in a direction orthogonal to the two opposite beams.
Building unit, characterized in that have been made. 2. The building unit according to claim 1, wherein
The roof panel has two opposing ones of the four sapwood.
The sapwood has a length corresponding to the horizontal portion of the unit main body, and the remaining two sapwood has a length corresponding to the interval between the two opposing beams in the unit main body. A building unit, wherein the roof panel is fixed to the horizontal portion. 3. The building unit according to claim 1, wherein
The roof panel has two opposing ones of the four sapwood.
The length of the sap is equal to or greater than the length corresponding to the inclined portion of the unit main body, and the length of the remaining two sap is the length corresponding to the interval between the two opposed beams in the unit main body. The building unit, wherein the roof panel is fixed to the inclined portion. 4. The building unit according to claim 1, wherein
The roof panel has two opposing ones of the four sapwood.
Each sapwood has a bent portion, a length from the bent portion to one end corresponds to the horizontal portion of the unit body, and a portion from the bent portion to the other end corresponds to the inclined portion of the unit body. And the remaining two sapwood have a length corresponding to the interval between the two opposite beams in the unit body, and the roof panel has the horizontal portion and / or
Or a building unit characterized by being fixed to a slope. 5. The building unit according to claim 1, wherein the unit main body is provided with the relative position.
Two beams facing each other are formed in a U-shaped cross section.
The roof panel is a cross section of the two opposite beams
Is formed in a U-shape, it ends the volume of these U-shaped section
A building unit that is fixed to each other with a bolt and a nut .