JP3330433B2 - Boundary wall structure of unit building - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wall structure of a unit-type building, and more particularly to an apartment house constructed by a unit-type prefabricated method.

[0002]

2. Description of the Related Art Conventionally, in the construction of houses such as detached houses,
2. Description of the Related Art A unit-type prefabricated construction method in which a unit-type building is constructed by arranging and stacking a plurality of substantially rectangular parallelepiped building units produced in advance in a factory at a construction site is often used. In recent years, the unit-type prefabricated construction method has been introduced for the construction of apartment houses, and building units for detached houses are used. By the way, when constructing an apartment house, it is required to have a fireproof structure in which the frame of the building is covered with a fireproof material and to provide a boundary wall between each household. When a boundary wall is provided at a boundary between horizontally adjacent building units in an apartment house constructed by the unit-type prefabricated method, a fire-resistant boundary wall is provided in advance on the mutually facing side surfaces of each building unit. Wall materials having predetermined performances of fire resistance and sound insulation were formed by arranging each building unit adjacent to each other so that these surface materials face each other at the construction site. .

[0003]

However, in forming the above-mentioned boundary wall, it is necessary to provide a surface material for the boundary wall in both building units disposed with the boundary wall interposed therebetween. However, there is a problem that the work related to the boundary wall becomes troublesome, for example, the production work of the building unit becomes complicated. An object of the present invention is to provide a unit-type building boundary wall structure that can simplify work on a boundary wall formed at a boundary portion of a building unit.

[0004]

The present invention firstly provides four corners.
From the pillars arranged and the upper and lower beams connecting these pillars to the box
A number of building units are arranged in a horizontal direction.
The building is composed of several building units.
The living parts of the household are formed horizontally adjacent,
A unit in which a boundary wall is provided at the boundary between the adjacent households
Building units that are adjacent at the border
Building units of one of the households
Predeterminability as the boundary wall on the side facing the building unit
A wall provided with the function of the household
A part of the refractory material covering the upper beam and the lower beam of the unit;
It is characterized by having been done. Second embodiment of the present invention
Are the pillars arranged at the four corners and the upper and lower
The building unit formed into a box shape from the beams
Multiple building units
So that the living parts of one household consisting of
A boundary wall is formed at a boundary between the adjacent households.
Building that is adjacent to each other at the boundary
One of the building units is
Predetermined performance as the boundary wall on the side facing the object unit
A wall with a wall is provided with a building unit of the other household.
On the side facing the building unit of the one household
The surface is provided with a wall made of a face material, and the wall body is provided on the face material.
Wall of the same type as the wall
And the wall is above the household building unit.
That it is part of the refractory material that covers
It is a feature. The third aspect of the present invention is that
Pillars and the upper and lower beams connecting these pillars into a box shape
A number of building units are arranged in a horizontal direction.
For one household consisting of multiple building units
Are formed so that the living parts of the
Unit-type building with a boundary wall at the boundary of the matching household
A building unit of a household adjacent at the boundary portion
The building units of one household have the building units of the other household.
As the boundary wall on each of a plurality of side faces facing the object unit
A wall body having a predetermined performance is provided, and each of these
The building units of the other household are provided adjacent to each other on the side.
The wall is the upper beam and the lower part of the building unit
It is characterized by being part of the refractory material covering the beams
It is.

[0005]

[0006]

[Action] In this invention, denominated <br/> product units of one household, since the Sakaikabe on the side facing the other household building units are provided, the other facing thereto
The building unit on the household side does not need to be provided with a panel material for the boundary wall, and the work on the boundary wall can be simplified. Further, the wall body constituting the boundary wall according to the present invention is configured as a part of the refractory material covering the upper beam and the lower beam of the building unit, thereby simplifying the refractory material covering the frame.

[0007]

Hereinafter, reference examples related to the present invention will be described with reference to the drawings. FIG. 1 shows a reference example according to the present invention. The unit-type building 10 of this example is an apartment house constructed by the unit-type prefabricated method, and three substantially box-shaped building units 11 to 13 are arranged horizontally adjacent to each other. Here, FIG. 1 is a schematic plan view of a unit-type building 10, in which a household A is a building unit 11.
, The household B is formed by the building unit 12, and the household C is formed by the building unit 13. And the building units 11 arranged in a plane straight line
13, the building units 11 and 13 are provided with a partition wall 14 on a short side surface facing the building unit 12,
The building unit 12 is provided with a wall 15 on a plurality of short side surfaces facing the building units 11 and 13.

FIG. 2 shows building units 11 to which are arranged on a foundation (not shown) and constitute the lowest floor of a unit building 10.
13 and side views of the building units 11 'to 13' (chain lines) on the upper floor. As shown in this figure, these building units are composed of four pillars 16 at four corners, and four upper beams 17 and lower beams, each of which is bridged between the upper and lower ends of these pillars 16 in a substantially rectangular plane. In the factory, a ceiling surface material 20 and a floor surface material are preliminarily set on a frame 19 configured in a substantially rectangular parallelepiped shape including
21 mag is installed and produced.

As shown in FIG. 3, a ceiling panel 20 is provided between a pair of upper beams 17 and extends in the depth direction in the figure.
Supported by 22. On the other hand, the floor panel 21 is made of a lightweight cellular concrete plate (hereinafter referred to as AL) provided on the lower surface of the frame 19.
(Abbreviated as C plate) 23 is supported via a joist 24. AL
The C plate 23 has a substantially flat plate shape that covers substantially the entire lower surface of the frame 19, and is supported by support members 25 provided at predetermined intervals in the longitudinal direction inside each lower beam 18. In addition, FIG.
Building unit 1 arranged on the lowest floor of unit building 10
2, 13 and building units 1 arranged on these upper floors
Although the boundaries between 2 'and 13' are shown, the boundaries between the building units 11 and 12, and 11 'and 12' (not shown) are also configured in the same manner as in this figure.

The partition wall 14 has a core material 14A having a substantially cross-girder frame shape.
The upper surface and the lower end are connected to the ceiling surface material 20 and the floor surface material 21, respectively.
The face material 14A is made of gypsum board and has a predetermined fire resistance even if it is a single plate. On the other hand, the wall 15 is
It is formed by stacking a plurality of face materials of the same type as B with a fire-resistant adhesive, and has sufficient fire resistance. Because of this, the wall
15, field with its own only in the Jo Tokoro of fire resistance, sound insulation
The wall. Here, the boundary wall is a tenement house, continuous house,
A wall that separates each dwelling unit, such as a house. This wall body 15 has sufficient strength without a core material, and its upper end is
The lower end is connected to the upper surface of the ALC plate 23.

Building units 11-13, 11 'such as these
13 to 13 'have a fireproof structure in which the frame 19 is covered with a fireproof material. As shown in the figure, the upper beam 17 and the lower beam 18
A soft refractory material is attached along its longitudinal direction with a steel nail (not shown). The soft refractory material is a flex guard (trade name, manufactured by Nichias Corporation), which is a composite material obtained by laminating rock wool, ceramic fiber, nonwoven fabric, turtle wire mesh, and the like, and has elasticity and flexibility.

The soft refractory material 26 attached to the upper beams 17 of the building units 11 to 13 on the lower floor has one end protruding slightly from the upper surface of the upper beam 17 in the drawing and the other end of the soft beam 26 of the upper beam 17. It is installed along the outer side. Upper Floor Building Unit 1
The soft refractory material 27 attached to the lower beams 18 of 1 'to 13' (upper side in the figure) has one end protruding slightly from the lower surface of the lower beam 18 in the figure, and the other end outside the lower side beam 18 It is installed along the side. The soft refractory material 27 is provided with an appropriate cut or the like at a portion that interferes with the support member 25. The soft refractory material 28 attached to the lower beams 18 of the lower floor building units 11 to 13 (downward in the drawing) is attached so that both ends are along the outer surface of the lower beams 18. This soft refractory material 28
Is provided with an appropriate cut or the like in a portion that interferes with the support member 25. In this drawing, the soft refractory materials 26 to 28 attached to the upper beam 17 and the lower beam 18 are shown, but the soft refractory material is also attached to each member such as the column 16 constituting the frame 19. .

In the above-mentioned reference example , the building units 11, 13, 11 ', 13' in which a soft refractory material is previously attached to a frame 19 at a factory and a partition wall 14 is provided.
To produce building units 12 and 12 'having a wall 19 and a soft refractory material attached to a frame 19, and these building units 11 to 13, 11' to 13 '.
To the construction site. As shown in FIG. 4, at the construction site, building units 11 to 13 are placed on a foundation (not shown).
(Building unit 11 is omitted), each partition wall 14, wall body 15
Are arranged to face each other. Then, both ends of the soft refractory material 28 attached to the lower beam 18 are pressed against each other with the arrangement of the building units 11 to 13, and the lower beam 18 is pressed.
Is pressed against the foundation by the weight of the building units 11 to 13 and is compressed and deformed. On the other hand, the ends of the soft refractory material 26 attached to the upper beam 17 along the outer surface of the upper beam 17 are pressed against each other. Thus, the building units 11 to 13 arranged on the lowest floor of the unit building 10
The partition wall 14 and the wall body 15 are provided at each boundary portion, and the lower beam 18 is covered with a soft refractory material 26.

Next, on these building units 11 to 13, a building unit 11 ′ constituting the upper floor of the unit building 10.
13 'are arranged so that the partition walls 14 and the wall bodies 15 face each other. Then, the ends of the soft refractory material 27 attached to the lower beam 18 along the outer surface of the lower beam 18 are pressed against each other, and the end of the soft refractory material 27 projecting downward in the drawing is the soft refractory material described above. It is mutually pressed against the end protruding upward in the drawing of 26. As a result, in the building units 11 'to 13' arranged on the upper floor of the unit building 10, the partition wall 14 and the wall body 15 are provided at each boundary portion, and the lower beam 18 is connected to the lower floor building unit 11
13 together with a soft refractory material 26 together with the upper beam 17. Therefore, the unit-type building 10 has a structure in which the frame 19 is automatically covered with the soft refractory material by stacking the building units 11 to 13 and the building unit 11 between the households A to C.
12, 11 'and 12' boundary and building units 12 and 13, 1
A boundary wall made of a wall body 15 is provided at the boundary between 2 'and 13'.

According to the reference example described above, the building units 12, 13 'and the building units 11, 13, 1
Since the wall body 15 having a predetermined performance as a boundary wall is provided on the short side surface facing the 1 ', 13', the building units 11, 13, 11 ', 13' have surface materials for the boundary wall. It is not necessary to provide. In other words, there is no need to provide a surface material for the boundary wall in each of the two building units sandwiching the boundary wall, so that the production operation of the building unit in the factory can be simplified. In addition, the wall body 15 includes the building units 11, 13, 11 ', 1
It is formed by stacking a plurality of surface materials of the same type as the surface material 14B of the partition wall 14 provided at 3 '. Therefore, in forming the wall body 15, the building units 11, 1
Existing materials used in 3, 11 ', 13' may be diverted, and there is no need to separately prepare special materials and the like, and the production cost of the building units 12, 12 'can be reduced.

Further, since the building units 12 and 12 'are provided with the walls 15 on both short side surfaces, a boundary wall is formed at the boundary between the plurality of building units 11 to 13 and 11' to 13 '. Even in the case of providing the building units, it is not necessary to provide the surface material for the boundary wall in the building units 11, 13, 11 ', 13'. That is, even when a boundary wall is provided at the boundary between a plurality of building units, only the building units 12 and 12 'are required as dedicated building units, and the construction cost of the unit building 10 can be reduced.

Further, the wall 15 is formed by stacking a plurality of surface materials of the same type as the surface material 14B and has sufficient strength, so that a core material is not required and the production cost can be reduced. Furthermore,
When the building units 11 to 13 and 11 'to 13' are arranged and stacked at the construction site, the soft refractory materials previously attached to the respective frames 19 are mutually press-welded, so that the unit building 10 can be made to have a fireproof structure. The building units 12 and 12 'include a boundary between the building units 11 and 11' and the building units 13 and 13 '.
Since the wall body 15 is provided in advance as a boundary wall provided at a boundary portion between the unit and the building, confirmation of the boundary wall or the like by a relevant government office or the like can be performed before the construction of the unit building 10.

FIG. 5 shows a first embodiment according to the present invention. This figure corresponds to FIG.
The members and the like denoted by the same reference numerals as those indicated by are indicated to have substantially the same configuration and the like. Therefore, in the present embodiment, only different parts and members will be described. In this figure, no partition walls are provided in the building units 13 and 13 ', and the frame 19 of each building unit is not previously covered with a soft refractory material. Also, the building units 13, 1
In 3 ', a slight gap is formed between the lower beam 18 and the joist 24. On the other hand, the building units 12 and 12 ′ are attached to the upper end face of the wall body 15 and
A soft refractory material 15A slightly protruding from the upper surfaces of 2, 2 'is provided.

When the building units are arranged and stacked at the construction site, the building units 1 arranged on the upper floor
The 2 'ALC plate 23 compresses and deforms the soft refractory material 15A. Thus, the wall 15 and the ALC plate 23 are connected via the soft refractory material 15A. Next, building unit 13,1
A plate-like hard refractory material 30 is inserted between the lower beam 18 and the joist 24 at 3 ', and the lower end is fixed so as to be connected to the ALC plate 23. And connected to the upper end of these hard refractory materials 30, each building unit 12,
A plate-like hard refractory material 31 that covers the upper surfaces of the lower beams 18 of 13, 12 ′, and 13 ′ and that is connected to the wall 15 is attached to each lower beam 18. Next, the end of the soft refractory material 32 is fixed to a side surface of the wall body 15 facing the building unit 13 (13 ') by an appropriate means. Then, the soft refractory material 32 is transferred to the building unit 12 (1
2 ') from the lower surface of the upper beam 17 to the lower surface of the upper beam 17 of the building unit 13 (13') and the upper beam 17 of the building unit 13 (13 ').
Are fixed along the inner surface of the ALC board 23 of the building unit (building unit 13 'in this figure) on the upper floor by an appropriate means.

As a result, the upper beams 1 of the building units 12 and 13
7. The lower beams 18 of the building units 12 ', 13' are the wall 15 and the soft refractory 15A of the building unit 12, the ALC plate 23 and the wall 15 of the building unit 12 ', the hard refractory 31 and 30, the building unit. It is covered with a 13 'ALC plate 23 and a soft refractory material 32. The lower beams 18 of the building units 12 and 13 are
The ALC plate 23, the wall 15, the hard refractory materials 31 and 30, the ALC plate 23 of the building unit 13, and a foundation (not shown).

According to the first embodiment described above, since the basic structure is constructed in the same manner as in Reference Example, Reference Example and substantially the same effect can be obtained. On the other hand, according to the above-described first embodiment , since the wall body 15 also serves as a part of the refractory material covering the frame 19 of each building unit, the refractory material required to cover the frame 19 can be reduced. . Further, since no partition walls are provided in the building units 13 and 13 ', the effective space thereof can be widened.

FIG. 6 shows a unit-type building 40 according to a second embodiment of the present invention. This figure corresponds to FIG. 1, where household A is formed by three building units 41, household B is formed by three building units 42, and household C is formed by three building units 43. Have been. In this figure, among the building units 41 to 43 arranged in series, the building units 41 and 42 are provided with the wall 15, but the building unit 43 arranged at the end in the arrangement direction is provided with the wall 15 Is not provided. The wall body 15 provided on the building units 41 and 42 has a side surface facing the building unit 43 (right side in the figure).
It is provided in. According to the second embodiment as described above,
The building units 41 and 42 are of the same type because the wall 15 is provided on the same side surface. Therefore, the wall 1
5, only one kind of building unit is required, and the production of the building unit in the factory can be simplified.

It should be noted that the present invention is not limited to the above-described embodiments, but includes improvements, modifications, and the like within a range in which the present invention can be achieved. For example, although the fireproof adhesive is used for the wall body serving as the boundary wall in each of the above-described embodiments, the fireproof adhesive may be formed so as to be fitted into a fireproof nail or fixing bolt, or a fireproof frame. . Further, the shape and number of face materials forming the wall are arbitrary as long as the performance of the wall can be ensured, and may be appropriately set in practice. Further, the wall body as the boundary wall in each of the above embodiments is formed by stacking a plurality of surface materials of the same type as the surface material of the partition wall. However, an ALC plate or a calcium silicate plate (commonly known as a calcical plate) is used. And the inside may be hollow.

Further, in each of the above-described embodiments, a case has been described in which a wall is provided at a boundary between a plurality of building units arranged substantially linearly. However, even when a plurality of building units are arranged in a plane rectangular shape. If a wall is provided on each of a plurality of adjacent side surfaces of the corner building unit, the same effect as in the above embodiment can be obtained. In addition, a soft refractory material is attached to the frame of each building unit. Alternatively, a hard refractory material made of a calcium silicate plate may be fixed with a fire-resistant adhesive or a fire-resistant nail .

[0026]

Effects of the Invention According to the present invention as described above, one of the world
The wall provided only on the building unit of the sash allows the other
The household building unit does not need to provide a wall material for the boundary wall, and the workability of the building unit in the factory can be simplified. Furthermore, even when a boundary wall is provided at the boundary between the households of a plurality of building units, the number of building units that provide a wall having a predetermined performance as the boundary wall can be reduced and the unit type can be reduced. Building construction costs can be reduced. When three or more building units are arranged in series, one building unit can be of the same type. According to the boundary wall structure of the unit-type building of the present invention, there is an excellent effect that the number of refractory materials required to cover the frame can be reduced.

[Brief description of the drawings]

FIG. 1 is a schematic plan view showing the position of a boundary wall according to the present invention.

FIG. 2 is a sectional view showing a frame of the building unit of FIG . 1 ;

FIG. 3 is a cross-sectional view showing a wall having predetermined performance as a partition wall and a boundary wall.

FIG. 4 is a cross-sectional view showing a connecting portion of a building unit.

FIG. 5 is a sectional view showing a first embodiment of the present invention and corresponding to FIG. 4;

FIG. 6 is a schematic plan view corresponding to FIG. 1 showing a second embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Unit building 11-13, 11'-13 'Building unit 14 Partition wall 15 Wall provided with predetermined performance as a boundary wall 40 Unit building 41-43, 41'-43' Building unit

Claims (3)

(57) [Claims] (1) pillars arranged at four corners and a connection between the pillars;
A building unit formed in a box shape from the upper and lower beams to connect
Are arranged in the horizontal direction,
The living part of one household consisting of building units is horizontal
Formed adjacent to each other,
A unit-type building having walls, wherein the boundary portion is
Building unit of one household among neighboring building units
On the side facing the building units of the other household
A wall body having a predetermined performance as the boundary wall is provided,
The wall is the upper beam and lower part of the building unit of the household.
Characterized by being part of the refractory material covering the beams
Wall structure of a knitted building. 2. Pillars arranged at four corners and connecting between the pillars
A building unit formed in a box shape from the upper and lower beams to connect
Are arranged in the horizontal direction,
The living part of one household consisting of building units is horizontal
Formed adjacent to each other,
A unit-type building having walls, wherein the boundary portion is
Building unit of one household among neighboring building units
On the side facing the building units of the other household
A wall body having a predetermined performance as the boundary wall is provided,
Of the other household in the building unit of the other household
A wall made of face material is provided on the side facing the building unit.
The wall is made of the same type of face material as the wall made of the face material.
The wall is formed by stacking several
Of the refractory material covering the upper and lower beams of the building unit
The field of unit-type buildings characterized as being part of
Wall structure. 3. The pillars arranged at the four corners and a link between the pillars.
A building unit formed in a box shape from the upper and lower beams to connect
Are arranged in the horizontal direction,
The living part of one household consisting of building units is horizontal
Formed adjacent to each other,
A unit-type building having walls, wherein the boundary portion is
Building of one of the neighboring household building units
Object units include complex units that face building units of other households.
A wall body having predetermined performance as the boundary wall on each of a number of side surfaces
And on each of these sides the building of the other household
Object units are provided adjacent to each other, and the wall is
A portion of the refractory material covering the upper Ryo及 beauty bottom beams of the unit
Wall of a unit-type building
Build.