JP2003343095A - Exterior wall structure of house - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an exterior wall structure of a house, which enables effective daylighting corresponding to a change in angle of incidence of sunlight along with the movement of the sun, and can enhance decorative effects via the sunlight with which an indoor interior wall surface is irradiated. <P>SOLUTION: An exterior wall part 10 is equipped with such a plane-cross- sectional shape as to be irregularly formed so that tips of protrusions 18 can continue into one another along an arc-shaped curved surface P; paired slope walls 16 and 17, which constitute the respective protrusions 18 which protrudes outward, are composed of a daylighting wall 16 with a small width and a light shielding wall 17 with a great width; and the bellows-shaped wall part 10, which is formed by alternately arranging the walls 16 and 17, is provided at least in a part of the exterior wall of the house 14. In each of the protrusions 18, the daylighting wall 16 is provided by being located on the side of the moving direction X of the sun. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an outer wall structure of a house, and more particularly to an outer wall structure of a house that enables effective lighting from the outside.

[0002]

2. Description of the Related Art Illumination of a house indoors is generally performed by using sunlight as a light source through an opening or a lighting window provided on an outer wall. In addition, the house
Often has a square wall arrangement, and the openings and lighting windows are
Normally, they are respectively provided on outer walls arranged so as to face each other in four directions of north, south, east, and west, which are perpendicular to each other.
On the other hand, the sun, which is the light source, makes a circular motion with the rotation of the earth, so the incident angle of sunlight will gradually change from west to east, but it does not move in the conventional four directions. Among the openings and lighting windows provided on the outer wall, for example, in the lighting window facing south, the incident angle of sunlight is directly opposed only at noon, while the lighting window facing the other direction is exposed to the sun. It takes a considerable amount of time for the light to face it, and sometimes it does not face it at all.

Further, the sunlight taken in indoors through an opening, a lighting window, etc. generally illuminates the floor surface, while the floor surface is made of wood or other material having a low light reflectance. It is made of wood. On the other hand, if the inner wall surface having a high light reflectance such as a white wall material is used and the inner wall surface is positively irradiated with sunlight, the sunlight illuminating the inner wall surface It is thought that it is possible to produce an indoor space with a rich decorative effect by the brightness and shadows through it.

Further, the conventional openings and lighting windows provided on the outer wall, especially when they are provided adjacent to a site boundary line or a road boundary line, are exposed outdoors through these openings and lighting windows. This may make it easier to sense the eyes of people from inside, which may affect privacy and prevent the creation of a calm indoor space.

The present invention has been made by paying attention to such a conventional problem, and it is possible to perform effective lighting according to the change of the incident angle of sunlight accompanying the movement of the sun.
It is an object of the present invention to provide an outer wall structure of a house that can improve a decorative effect through sunlight that irradiates the inner wall surface of the room.

Further, the present invention effectively shuts out the line of sight of a person from the outside and creates a calm indoor space, particularly when the outer wall of the house is provided adjacent to the site boundary line or the road boundary line. It is an object of the present invention to provide an outer wall structure of a house that can produce

[0007]

According to the present invention, there is provided an outer wall portion having a flat cross-sectional shape having an uneven shape in which the tips of the convex portions are continuous along an arcuate curved surface, and each convex portion protruding outward is provided. The pair of sloped walls is composed of a small width lighting wall and a large width shading wall, and a bellows-shaped outer wall portion formed by alternately arranging the lighting wall and the shading wall is used as an outer wall of a house. The present invention achieves the above-mentioned object by providing an outer wall structure of a house, which is characterized by having at least a part thereof (invention according to claim 1).

In the outer wall structure for a house according to the present invention, it is preferable that, in each of the convex portions, the daylighting wall having the small width is provided on the side of the moving direction of the sun (claim 2). invention).

Further, in the outer wall structure for a house according to the present invention, in one or more of the convex portions, the light shielding wall having the large width has a tip extending further than a joint portion with the daylighting wall. Preferred (invention according to claim 3).

Further, in the outer wall structure for a house of the present invention, it is preferable that a column space is provided above the light shielding wall (the invention according to claim 4).

Furthermore, the outer wall structure of the house of the present invention is
It is preferable that a ceiling window capable of collecting light is provided on a ceiling surface of a convex portion formed by the light collecting wall and the light shielding wall (the invention according to claim 5).

Further, an outer wall structure of a house according to the present invention is a house in which the house is provided on a small site, and the bellows-shaped outer wall portion is arranged adjacent to a site boundary line or a road boundary line. It is good (the invention according to claim 6).

Further, in the outer wall structure of the house of the present invention, it is preferable that the indoor space inside the bellows-shaped outer wall portion is a public space for living, dining, or the like (the invention according to claim 7).

Here, in the above description, the daylighting wall is an outer wall having a translucent portion capable of collecting light as an opening or a daylighting window in a part or the whole thereof, and the light shielding wall is It is an outer wall that has a function of blocking light from the outside without having a translucent portion.

[0015]

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings. As an example, as shown in FIGS. 1 (a), 1 (b) and 2, the outer wall structure of the house of the present embodiment has a west wing 11 having a dome-shaped roof and an east wing 12 having a truncated cone-shaped roof. And the central entrance building 1
In a wooden two-story house 14 connected by 3, a bellows-shaped outer wall formed by alternately arranging a daylighting wall 16 and a light shielding wall 17 on the outer wall on the south side of the first floor of the west wing 11. The part 10 is provided.

That is, the outer wall structure for a house according to the present embodiment has an uneven shape in which the tips of the projections 18 are continuous along an arcuate curved surface P and has an approximately circular saw blade-like flat cross-section. In addition, the pair of slope walls 16 and 17 forming each of the convex portions 18 protruding outward are composed of a light collecting wall 16 having a small width and a light shielding wall 17 having a large width, and the light collecting wall 16 and the light shielding wall 1
At least a part of the outer wall of the house 14 (the outer wall on the south side of the first floor of the west wing 11) has a bellows-shaped outer wall portion 10 formed by alternately arranging 7 and 7.

Further, according to this embodiment, in each of the convex portions 18 forming the bellows-shaped outer wall portion 10, the daylighting wall 16 having a small width is provided on the side of the sun in the moving direction X.

According to the present embodiment, the first floor of the west wing 11 of the house 14 is an indoor space forming a public space where residents can gather, and the dining room 2 is located on the north side thereof.
0 and kitchen 21 are provided, and washroom 2
2 is provided, and a living room 23 is provided on the south side. At the boundary between the dining room 20 and kitchen 21 and the living room 23, spiral staircases 24, 3 are provided.
A stepped portion 25, a slope 26, etc. of steps are provided, and it is possible to ascend and descend to the second floor portion via the stairs 24, and the level difference of the stepped portion 25 makes a partition between the spaces due to "difference in line of sight". ing. The surface of the living room 23 on the south side is formed by the bellows-shaped outer wall portion 10 having an uneven shape along the arcuate curved surface P.

The second floor of the west wing 11 is an indoor space that forms a private space. On the north side, a family room 27 is provided adjacent to the stairway 24, and on the east side of the family room 27. A storage room 28 and a washroom 29 are provided. On the south side across the corridor 30, there are two private rooms 32 and 33 located on the east side of the blowout 31 from the first floor, and a balcony 34 is located on the south side of the private rooms 32 and 33. It is located above the south end of the living room 23 on the floor that projects in an arc. The handrail wall 35 provided along the south side edge of the balcony 33 has four convex portions 18 projecting outside of the bellows-shaped outer wall portion 10 forming the south side surface of the living room 23 upward. It is provided by connecting the hollow skylights 36, which are formed by extending and have a planar shape of a substantially triangular shape. On the top surface of the skylight portion 36, there is provided a skylight 37 as a top light capable of taking light into the living room 23 on the first floor.

The first floor of the east wing 12 of the house 14 is an indoor space having a Japanese-style atmosphere, and a Japanese-style room 38, which can be used as a tea room or the like, is provided on the south side thereof.
From the west side to the south side, a wide edge 39 is provided in a state where the southwest corner is curved. A storage room 39 and a hall 40 are provided on the north side of the Japanese-style room 38, and a staircase 41 is provided on the north side of the hall 40.

The second floor of the east wing 12 is an indoor space that forms a private space with the second floor of the west ridge 11, and a main bedroom 43 equipped with a walk-in closet 42 and the like is provided on the south side, and a main bedroom. A washroom and bathroom 44 are provided on the north side of 43, and a corridor 29 communicating with the stairs 41 is provided.

Further, the entrance wing 13 located between the west wing 11 and the east wing 12 is provided with an entrance 45 and an entrance hall 46 on the first floor, and the west wing 11 and the east wing 12 are provided through these entrances. You can go in and out. In addition, a corridor 29 spanning the west ridge 11 and the east ridge 12 is provided on the second floor, and the south side of the corridor 29 has a blow-out 47. Further, on the south side of the blow-out 47, a balcony 48 is provided. Is provided.

Further, according to the present embodiment, the outer wall forming the surface on the south side of the living room 23 on the first floor of the west ridge 11 has the short width lighting wall 16 and the long width light shielding wall 17 alternately arranged. By doing so, the bellows-shaped outer wall portion 10 is formed by the five convex portions 18 along the curved surface P.

Here, one of the pair of sloped walls 16 and 17 forming each convex portion 18 is located on the side of the sun moving direction X,
For example, a daylighting wall 16 having a width of about 45 to 135 cm
Has a relatively small width as compared with the light shielding wall 17, and is transparent in a region from the base portion 49 of the house 14 of the daylighting wall 16 to a height equivalent to the ceiling surface of the living room 23. A glass door 50 that can be opened and closed and a transparent lower rail 51 are installed, and sunlight can be introduced into the indoor living room 23 through the glass door 50 and the lower rail 51. . The daylighting wall 16 extends further above the ceiling surface of the living room 23 to form one side surface of the hollow skylight 36 that also serves as the handrail wall 35, and the extending portion is transparent. Naami upper rail window 5
2 is provided so that sunlight can be taken indoors through the upper transom window 52.

On the other hand, of the pair of sloped walls 16 and 17 forming each convex portion 18, the light-shielding wall 1 located on the opposite side of the sun moving direction X and having a width of, for example, about 91 to 273 cm.
7 has a relatively large width as compared with the daylighting wall 16, and further extends upward from the base portion 49 of the house beyond the height of the ceiling surface of the living room 23 to form a hollow skylight portion 36. The outer wall material is integrally provided to one side surface without having an opening. Further, the inner side surface of the light shielding wall 17 facing the living room 23 is covered with, for example, a white wall material having a high light reflectance. In addition, according to this embodiment, the outer surface of the light shielding wall 17 is formed with a roundness so that the plane cross-sectional shape is curved in an arc shape.

Further, according to the present embodiment, the five convex portions 18 are arranged such that their tips are continuous along the arcuate curved surface P, so that the five lighting walls 16 are
The facing direction was uniformly changed from the south facing lighting wall 16a located at the rear end of the sun moving direction X to the west facing lighting wall 16e located at the tip of the sun moving direction X. It will be provided in the state.

According to the outer wall structure of the house of this embodiment, it is possible to effectively collect light in accordance with the change of the incident angle of the sunlight due to the movement of the sun, and the light shielding wall 1
It is possible to improve the decorative effect through the sunlight that irradiates the inner wall surface of 6. That is, according to the present embodiment, the bellows-shaped outer wall portion 10 in which the convex portions 18 including the small-width daylighting wall 16 and the large-width light-shielding wall 17 are connected along the arcuate curved surface P is the outer wall of the house 14. Part of (living room 23
3). As shown in FIG. 3, the five lighting walls 16a to 16e are located at the rear end of the moving direction X of the sun. To the lighting wall 16e facing the west located at the tip of the moving direction X,
Since the facing direction is changed evenly and sequentially, for example, from the state where the sun is located in the south and the incident angle of the sunlight is directly facing the daylighting wall 16a as shown in FIG.
Until the sun is located in the west and the incident angle of sunlight is directly opposite to the daylighting wall 16e (), intermediate daylighting walls 16b to 16d.
Will sequentially face the incident angle, so that the sunlight will face the lighting windows 16a to 16e one after another in a short time as the sun moves, and the lighting windows 16a to 16e will be reflected.
From e, it becomes possible to efficiently take in sunlight indoors.

Further, according to the present embodiment, as shown by the dashed line in FIG. 3, for example, the sun moves to the west from the state where the incident angle of sunlight is directly facing each of the lighting walls 16a to 16e. When gradually moving in the direction X, the sunlight is reflected on each lighting wall 1
6a to 16e are obliquely incident, and the inner wall surface of each light-shielding wall 17 having a high light reflectance is irradiated, and the reflected indirect light can increase the illuminance in the room. The light-shielding wall 17 has a unique brightness and shadow, which makes it possible to create an indoor space rich in decorative effects in the living room 23.

Further, a daylighting wall 1 into which sunlight is taken in
6a to 16e and a light shielding wall 1 on the inner surface of which sunlight is radiated
7 will be replaced one after another as the sun moves, so you can feel the passage of time just by looking at the wall by the action of a sundial, and you can also experience the operation of the celestial body. It will be possible.

Furthermore, since the light-blocking wall 17 can secure a sufficient wall amount while taking a large light-collecting area by the light-collecting walls 16a to 16e, it is possible to sufficiently secure the strength of the house.

Further, according to the present embodiment, from the outside of the house 14, the inside can be seen only from the direction facing the lighting walls 16a to 16e, and the lighting walls 16a to 16e.
Since it is possible to peek indoors only diagonally via e, as shown in FIG. 4, especially when the lighting wall 16 is provided adjacent to the site boundary line Y or the road boundary line, etc. It is possible to produce a calm indoor space in the living room 23 by blocking the line of sight of the person. Furthermore, for example, at one or more convex portions 18 that are closest to the site boundary line Y or the road boundary line, the tip portion 15 of the light shielding wall 17 having a large width is provided.
By further extending beyond the junction with the lighting wall 16, the line of sight of people from outside can be shielded more effectively,
It is possible to create a more calm indoor space in the living room 23.

The present invention is not limited to the above embodiment, and various modifications can be made. For example, in the outer wall structure of the house of the present invention, it is not always necessary to provide the transom space above the light shielding wall, and it is not always necessary to provide the skylight on the ceiling surface of the convex portion constituted by the daylighting wall and the light shielding wall. Further, the indoor space inside the bellows-shaped outer wall portion does not necessarily have to be a public space such as a living room and a dining room, but may be a bedroom or other living room space. further,
The bellows-shaped outer wall portion does not necessarily have to be provided on the outer wall on the south side of the house. Furthermore, the outer wall structure of the house of the present invention, particularly in a house provided on a small site, by arranging the bellows-shaped outer wall portion adjacent to the site boundary line,
It will be possible to effectively incorporate sunlight into the indoor space.

[0033]

As described in detail above, according to the outer wall structure of a house of the present invention, it is possible to perform effective lighting in accordance with a change in the incident angle of sunlight accompanying the movement of the sun. The decorative effect can be improved through the sunlight that illuminates the inner wall surface of the room. In addition, the present invention effectively shields the line of sight of a person from the outside to create a calm indoor space, particularly when the outer wall of the house is provided adjacent to the site boundary line or the road boundary line. be able to.

[Brief description of drawings]

FIG. 1 is a plan view of a first floor portion, and FIG. 1B is a plan view of a second floor portion, showing a house provided with an outer wall structure according to an embodiment of the present invention.

FIG. 2 is a perspective view showing a house having an outer wall structure according to an embodiment of the present invention.

FIG. 3 is a partial cross-sectional view illustrating an outer wall structure of a house according to an embodiment of the present invention.

FIG. 4 is an explanatory diagram of a situation in which a line of sight of a person from outside is shielded when a daylighting wall is provided adjacent to a site boundary line or a road boundary line.

[Explanation of symbols]

10 Bellows-shaped outer wall 11 West Building 12 East Building 13 entrance building 14 housing 15 Tip of light shielding wall 16 (16a to 16e) Lighting wall 17 Shading wall 18 convex 23 Living (public space) 35 handrail wall 36 Skylight 37 skylight 50 glass doors 51 Lower Transit 52 Upper Transit P arcuate curved surface X Sun movement direction Y site border

Claims (7)

[Claims] 1. An outer wall portion having a flat cross-sectional shape in which the tips of the projections are continuous along an arcuate curved surface and having a flat cross-sectional shape, and a pair of sloped walls forming each projection protruding outward are small. A daylighting wall having a wide width and a light shielding wall having a large width, and having a bellows-shaped outer wall portion formed by alternately arranging the daylighting wall and the light shielding wall on at least a part of the outer wall of the house. The outer wall structure of the house, which is characterized by being 2. The outer wall structure for a house according to claim 1, wherein, in each of the convex portions, the daylighting wall having the small width is provided on a side of a moving direction of the sun. 3. The outer wall of the house according to claim 1, wherein in one or more of the convex portions, the light-shielding wall having the large width has a tip extending further than a joint portion with the daylighting wall. Construction. 4. The outer wall structure for a house according to claim 1, wherein a column space is provided above the light shielding wall. 5. The outer wall structure of a house according to claim 1, wherein a ceiling window of a convex portion formed by the daylighting wall and the light shielding wall is provided with a skylight capable of daylighting. . 6. The house according to claim 1, wherein the house is a house provided on a small site, and the bellows-shaped outer wall portion is arranged adjacent to a site boundary line or a road boundary line. Exterior wall structure of the listed house. 7. The outer wall structure for a house according to claim 1, wherein the indoor space inside the bellows-shaped outer wall portion is a public space for living, dining, or the like.