JP2000320004A - Building unit, its manufacture and unit building - Google Patents

Abstract

PROBLEM TO BE SOLVED: To further improve the heat insulation of a building by providing an outer heat insulation material on the outside of a wall panel in a building unit provided with the heat insulation material-containing wall panel. SOLUTION: A large wall 20 is attached to the outside of a wall panel 13 constituting to mount a heat insulation material 17 between an inner wall face material and an outer wall substrate material, and an outer heat insulation material 21 is mounted on the large wall 20. When the large wall 20 is attached on the wall panel 13, the large wall previously sub-assembling a spacer 23, waterproof paper 25, a furring strip 22 and the outer heat insulation material 21 is manufactured, and thereafter the furring strip 22 of the large wall 20 is attached to the outer wall substrate material 16 and the frame material of the wall panel 13 of a building unit 11. Thereby the heat insulation of the building can be improved further. In addition, the large wall sub-assembling an outer wall face material 24, the furring strip 22 (attaching tool) and the outer heat insulation material 21 is prepared, and the factory productivity of the building unit can be improved by attaching the furring strip 22 (attaching tool) of the large wall 20 to the wall panel 13 of the building unit 11.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a building unit, a method for manufacturing the same, and a unit building.

[0002]

2. Description of the Related Art Conventionally, a building unit has been disclosed in Japanese Unexamined Patent Publication No. 7-7687.
As described in Japanese Patent Publication No. 8 (1994), wall panels are filled with a heat insulating material to improve the heat insulating properties of the building.

[0003]

An object of the present invention is to further improve the heat insulation of a building.

[0004]

According to a first aspect of the present invention, there is provided a building unit including a wall panel containing a heat insulating material, wherein an external heat insulating material is provided outside the wall panel. It is.

According to a second aspect of the present invention, there is provided a method of manufacturing a building unit according to the first aspect, wherein a large wall is prepared by pre-assembly of a fixture and an outer heat insulating material on an outer wall material. The large wall fixture is attached to a wall panel of a building unit.

According to a third aspect of the present invention, in a unit building in which a plurality of the building units according to the first aspect are installed adjacent to each other, an external heat insulating material is attached to a joint of adjacent building units. It is made to become.

[0007]

According to the first aspect of the present invention, the following operations are provided. In the building unit, since the outside heat insulating material is further added to the outside of the wall panel containing the heat insulating material, the heat insulating property of the building can be further improved.

According to the present invention, the following effects are obtained. When adding the above-mentioned outer heat insulator to the outside of the wall panel of the building unit, prepare a large wall in which the outer wall material, the fixture and the outer heat insulator are sub-assembled, and attach the fixture of the large wall to the building unit. By attaching to a wall panel, it is possible to provide a building unit to which external heat insulating material is added at a stroke. Therefore, the factory productivity of the building unit can be improved as compared with the case where a plurality of outer heat insulating materials, a plurality of fixtures, and outer wall materials are sequentially attached to the wall panel of the building unit.

According to the third aspect of the present invention, the following operations are provided. In a unit building, the heat insulating property of the building can be further improved by attaching the external heat insulating material to the junction of the adjacent building units. In particular, this outer heat insulation material is not pushed into the gap between building units, but rather stretches at the joints of the building units. it can.

If a self-supporting shaped heat insulating material such as a glass wool board is used as the above-mentioned external heat insulating material and heat insulating material, the heat insulating material is unlikely to be twisted and deformed at the time of loading, and the loading workability is improved. Can be improved.

[0011]

DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a plan view showing a building unit, FIG. 2 is a plan view showing a unit building, FIG. 3 is a cross-sectional view showing a state in which a large wall containing external heat insulating material is attached to the building unit.
FIG. 4 is a cross-sectional view showing a state in which a heat insulating material is interposed between adjacent building units. FIG. 5 shows a large wall containing an external heat insulating material.
Is a plan view showing a sub-assembly process, FIG. 6B is a cross-sectional view showing an attached state of a large wall, FIG. 6 shows another example of a large wall containing an outer heat insulating material, and FIG. (B) is a cross-sectional view showing a mounting state of the large wall.

The unit building 10 is constructed by producing the building units 11 in a factory, transporting these building units 11 to a building site and installing them (FIGS. 1 and 2).

(Building Unit 11) (FIG. 3) The building unit 11 has a wall panel 13 erected on the outer edge of the floor panel 12 at the factory production stage. As shown in FIG. 3, the wall panel 13 has an inner wall material 15 such as a gypsum board attached inside the frame member 14 and an outer wall base material 16 such as a structural surface material outside the frame member 14. Exterior wall base material 1
A heat insulating material 17 such as a fine fiber glass wool is loaded between 6. Note that an airtight sheet 18 such as a polyethylene film is interposed between the inner wall surface member 15 and the heat insulating member 17.

However, in this embodiment, the building unit 1
A large wall 20 is attached to the outside of the first wall panel 13, and an external heat insulating material 21 is loaded on the large wall 20 (FIG. 1).

That is, the large wall 20 includes a body edge 22 as a fixture attached to the wall panel 13, a spacer 23 screwed to the body edge 22, and an outer wall surface such as synthrite attached to the spacer 23. It is composed of a material 24, an outer heat insulating material 21 such as a glass wool board loaded between adjacent body edges 22, and a waterproof paper 25 covering the outer surface of the outer heat insulating material 21. At the corner of the building unit 11, a decorative metal plate 24A is used as the outer wall material 24. Further, a gasket 26 is inserted into a screw between adjacent outer wall materials 24 (decorative metal plate 24A). At the center in the width direction of the outer wall material 24, a body edge 27 is attached with an adhesive or the like.
Is fixed to the screw 28 driven from the side of the outer wall material 2
4 can be firmly supported.

(Unit Building 10) (FIG. 4) The unit building 10 is provided with a heat insulating material 31 and an external heat insulating material 32 at the joint 30 of the adjacent building units 11, 11 as follows.
Is interposed.

That is, in the unit building 10, after the adjacent building units 11, 11 are installed on the building site,
A heat insulating material 31 such as a glass wool board is inserted into the gap between the wall panels 13 and 13 of the building units 11 and 11 from the inside of the building units 11 and 11, and the heat insulating material 31 is covered with an airtight sheet 18. Inner wall material 33 for joining
Is attached to the frame member 14 of the wall panel 13.

Further, an external heat insulating material 32 such as a glass wool board is inserted between the large walls 20 and 20 of the adjacent building units 11 and 11 from outside the building units 11 and 11, and the external heat insulating material 32 is provided. Is covered with waterproof paper 25, and the large wall 2
The spacer 23 is screwed to the outer periphery 22 of the large wall 20 and a gasket 35 is provided between the outer wall material 24 of the large wall 20 and the outer wall material 34. Insert.

(Method of Manufacturing Building Unit 11) (FIG. 5,
6) In the above-mentioned building unit 11, when attaching the large wall 20 to the wall panel 13, as shown in FIG. A large wall 20 is prepared by sub-assembling the outer heat insulating material 21 and the outer heat insulating material 21 in advance.
The rim 22 of the large wall 20 is attached to the outer wall base material 16 and the frame material 14 of the wall panel 13 of the building unit 11 by nailing or the like.

3 and 4, the left and right outer wall members 24 corresponding to the left and right outer wall members 24 are separately provided, but in the example of FIG.
The left and right mounting portions 23A and 23B corresponding to the above are integrated.

As another method of manufacturing the building unit 11, as shown in FIG. 6, the spacer 23 is formed in a hat shape without using the rim 22, and the spacer 23 is formed on the wall panel 13.
It may be a fixture that can be attached to the device. In this case, as shown in FIG. 6A, a large wall 20 is manufactured by sub-assembling the spacer 23, the waterproof paper 25, and the outer heat insulating material 21 on the outer wall material 24. Then, the spacer 23 of the large wall 20 is attached to the outer wall base material 16 and the frame material 14 of the wall panel 13 of the building unit 11 with screws or the like.

Therefore, according to the present embodiment, the following operations are provided. In the building unit 11, since the outer heat insulating material 21 is further added to the outside of the wall panel 13 containing the heat insulating material 17, the heat insulation of the building can be further improved.

When the above-mentioned outer heat insulating material 21 is added to the outside of the wall panel 13 of the building unit 11, the outer wall material 2
A large wall 20 is prepared in which sub-assembly 4, body edge 22 (attachment) and external heat insulating material 21 are prepared, and attachment of body edge 22 (attachment) of this large wall 20 to wall panel 13 of building unit 11. , Building unit 1 with external heat insulating material 21 added at once
1 can be provided. Therefore, the factory productivity of the building unit 11 is lower than that in which a plurality of outer heat insulating materials 21, a plurality of rims 22 (attachments), and outer wall materials 24 are sequentially attached to the wall panel 13 of the building unit 11. Can be improved.

In the unit building 10, the heat insulating property of the building can be further improved by attaching the external heat insulating material 32 to the joint 30 of the adjacent building unit 11 while being crotch. In particular, since the outer heat insulating material 32 is not pushed into the gap between the building units 11 but is allowed to extend to the joints of the building units 11, breakage or deformation of the heat insulating material is less likely to occur, so that the heat insulating material is reliably insulated. Performance can be improved.

It should be noted that, by implementing the present invention, the building unit 1
1 is provided with the outer heat insulating material 21 in addition to the heat insulating material 17, so that the heat loss coefficient (Kcal / m ²
h · ° C) (Q value) was found to be able to be improved from 1.37 to 1.2.

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 heat insulating material provided at the joint 30 between the adjacent building units 11 and 11 may be only the external heat insulating material 32, and the heat insulating material 31 is not necessarily provided.

In the embodiment of the present invention, the external heat insulating material provided outside the wall panel of the building unit may be not only one layer but also two or more layers.

[0028]

As described above, according to the present invention, the heat insulation of a building can be further improved.

[Brief description of the drawings]

FIG. 1 is a plan view showing a building unit.

FIG. 2 is a plan view showing a unit building.

FIG. 3 is a sectional view showing a state in which a large wall containing an outer heat insulating material is attached to a building unit.

FIG. 4 is a cross-sectional view showing a state in which a heat insulating material is interposed between adjacent building units.

FIGS. 5A and 5B show a large wall containing an outer heat insulating material, FIG. 5A is a plan view showing a sub-assembly process, and FIG. 5B is a cross-sectional view showing a mounted state of the large wall.

FIG. 6 shows another example of the large wall containing the outer heat insulating material,
(A) is a plan view showing a sub-assembly process, and (B) is a cross-sectional view showing an attached state of a large wall.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Unit building 11 Building unit 13 Wall panel 17 Insulation material 20 Large wall 21 Outer insulation material 22 Body edge (mounting fixture) 24 Outer wall material 30 Joining part 31, 32 Insulation material

Claims (3)

[Claims] 1. A building unit comprising a wall panel containing heat insulating material, wherein an external heat insulating material is provided outside the wall panel. 2. The method for manufacturing a building unit according to claim 1, wherein a large wall is prepared by pre-assembly of a fixture and an outer heat insulating material on an outer wall material, and the fixture of the large wall is used as a building unit. A method of manufacturing a building unit, wherein the building unit is attached to a wall panel. 3. A unit building in which a plurality of building units according to claim 1 are installed adjacent to each other, wherein an external heat insulating material is attached to the joint of the adjacent building units so as to extend over the joint. building.