JP2022179211A - Illumination structure of building outer wall - Google Patents

Abstract

To provide an illumination structure of a building outer wall capable of performing illumination with proper indirect light in such a belt-shaped line as to straddle a plurality of floors on the building outer wall, to improve nighttime appearance of a building.SOLUTION: An illumination structure of a building outer wall comprises a first outer wall part 11 provided on the front side of a building, and a second outer wall part 12 provided on the side surface thereof, where the second outer wall part 12 is provided with stripe-shaped recesses 20 extending vertically continuously in a plurality of floors, a part of an inner surface 20a of the recess 20 is visible from the front side, and LEDs 24 for illuminating the inner surface 20a are continuously arranged in the recess 20 in the vertical direction.SELECTED DRAWING: Figure 2

Description

The present invention relates to a lighting structure for an outer wall of a building for lighting up a part of the outer wall of the building.

2. Description of the Related Art Conventionally, there has been known a technique of lighting up a part of an outer wall of a building to produce various views of the building at night, or of lighting up the outer wall with a lighting device installed on the outer wall of the building. For example, Patent Literature 1 proposes an exterior wall structure with a lighting function in which a gap is provided between an exterior material of an exterior wall and a wall mounting member, and the wall surface is decorated with light from a light source leaking through the gap. Patent Document 2 proposes an exterior wall structure in which a lighting device is housed in a lighting housing portion provided along the upper end of the outer wall, and the lighting device illuminates the upper end of the outer wall to provide decorative lighting. All of them light up a part of the outer wall of the house.

Japanese Patent No. 5215577 Japanese Patent No. 6738203

In general, in order to light up an area spanning multiple floors in a large building, there are many cases in which powerful light projectors are installed around the building itself or the outside of the building to irradiate with strong light. However, in these structures, since the illuminance decreases depending on the distance and angle from the projector, it is not easy to illuminate the whole with uniform brightness.
On the other hand, in order to light up a wide area by lighting up a specific area with electric decorations, a large number of light sources are required, and there are restrictions on buildings and the area to be lit up. Furthermore, projection mapping is also used to display various shapes on the outer wall of a building, but it is necessary to install a projection device in a position where it can be projected onto the building and project the image with strong and clear light. There are restrictions on the position to be used.

The present invention irradiates the outer wall of the building with indirect light of moderate brightness in the vertical direction over multiple floors without directly illuminating the building and without direct illumination light from the surroundings. To provide a lighting structure for an outer wall of a building capable of presenting a landscape with a neat design by using indirect lighting.

In order to achieve the above object, the lighting structure for the exterior wall of a building of the present invention comprises a first exterior wall portion forming a first surface of a building and a second exterior wall portion forming a second surface adjacent to the first surface in a direction different from that of the first surface. , along the edge of the second outer wall adjacent to the first outer wall, a plurality of streak-shaped recesses are continuously provided in the vertical direction,
The inner surface of the recess can be visually recognized from the first surface side, and linear light sources for illuminating the inner surface are continuously arranged vertically in the recess.

The streak-like recessed portions are provided on the second outer wall portion so as to protrude outward continuously in a plurality of floors, and are arranged to face each other from the bottom surface facing the same direction as the second outer wall portion and the left and right edges of the bottom surface. It is composed of a pair of protruding vertical walls that protrude forward from the outer wall portion, and the inner surface is defined by the bottom surface and the facing surfaces of the pair of protruding vertical walls. One of the pair of protruding vertical walls is formed to protrude forward longer than the other protruding vertical wall, and is configured to shield the side of the building from light.

A handrail wall on the living room side is connected to the outer surface of the one protruding vertical wall.

According to the lighting structure for the outer wall of the building of the present invention, a streak-shaped concave portion is formed continuously in the vertical direction on the second outer wall portion of the second surface, and the inner surface of the concave portion is visible from the first surface side, Line-shaped light sources for illuminating the inner surface are continuously arranged vertically in the streak-shaped concave portion. Therefore, the inner surface illuminated by the linear light source can be visually recognized as a band of light having a constant width that continues vertically over a plurality of floors from the first surface side of the building. Since this band of light is formed by being reflected by the inner surface of the recess, both edges in the width direction are defined with uniform brightness as indirect light with a clear and soft amount of light. By irradiating an appropriate amount of light from a small number of LEDs with respect to the width of the light band, it is possible to display a clear band of light that is continuous over multiple floors on the outer wall of the building, improving the night view of the building. be able to.

In the present invention, the streak-shaped concave portion is continuously provided on the second outer wall portion in a plurality of floors to protrude outward, and a pair of protruding vertical walls are arranged to face each other, the inner surface being the bottom surface and the pair of protruding vertical walls. A clear band of light can be displayed without being obstructed by other structural parts of the building. In particular, one of the pair of protruding vertical walls on the side away from the first outer wall is protruded from the other protruding vertical wall, and the amount of protrusion is appropriately set to appropriately adjust the width of the band of light. can be set, and the visibility of the band of light from the side of the first outer wall is improved.

If the handrail wall of the balcony is connected to the back side of one of the protruding vertical walls, sufficient strength can be ensured even if the protruding amount of the one of the protruding vertical walls is increased. In addition, by shielding with one of the protruding vertical walls, the light from the LED does not leak to the balcony or the passage arranged on the second outer wall side, and it can be prevented from leaking to the side of the building. Even if the side of the building is a living room such as a living room or a bedroom, the illumination light does not enter the living room side and is shielded, so that the usage environment of the building user at night is not deteriorated. In the present invention, if the inner surface of the recess is lighter or whiter than the first outer wall and the second outer wall, the color of the LED can be easily reflected, and various color bands can be expressed by selecting the LED.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic perspective view showing an entire building provided with a lighting structure for an outer wall of the building according to an embodiment of the present invention; It is a perspective view which shows the upper end part vicinity of the building outer wall which concerns on the said embodiment. (a) and (b) are horizontal sectional views at different height positions of the projecting vertical wall. It is a horizontal direction sectional view of the recessed part which concerns on the said embodiment. The arrangement structure of the linear light source is shown, (a) is a front view, and (b) shows an LED holding member.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
As shown in FIG. 1, the building 10 of this embodiment is shown as an example of a multi-story housing complex and is made of reinforced concrete. This building 10 includes a first outer wall portion 11 provided on the front that is the first surface, a second outer wall portion 12 that is provided adjacent to the side surface that is the second surface in a direction different from the first surface, It has In this embodiment, the outer wall portion refers to a structural portion constructed to be exposed to the outside. In FIG. 1, the first surface on the front side having the entrance of the housing complex is referred to as the front and has a first outer wall portion 11 . In addition, each living room side parallel to the second surface bent at right angles to the first surface is referred to as a side surface, and a second outer wall portion 12 is provided. Buildings are not limited to collective housing, but include hotels, department stores, specific facilities, and other various types of buildings.

A window portion 13 is provided on each floor of the first outer wall portion 11, and an entrance portion 14 is provided on the first floor. The second outer wall portions 12 are provided on both side surfaces of the building 10, respectively. A balcony 15 for each house is provided on one of the second outer walls 12 , and a passage (not shown) is provided on the other second outer wall 12 . A balcony 15 on each floor is composed of a handrail wall 16 and an open space 17 formed above the handrail wall 16. - 特許庁

As shown in FIG. 2 , the first outer wall portion 11 and the second outer wall portion 12 are bent 90 degrees to form a corner portion 18 , and the corner portion 18 is provided on the side of the second outer wall portion 12 at the edge. A strip-shaped concave portion 20 extending vertically along a plurality of floors, in this embodiment, is continuously provided over the entire height of the building. The recessed portion 20 includes a column portion 19 of the corner portion 18 of the skeleton body, a pair of protruding vertical walls 21a and 21b continuously projecting outward from the column portion 19 to the second outer wall portion 12 side, formed by The pair of protruding vertical walls 21a and 21b are configured by protruding forward from the bottom surface 21c in the same direction as the second outer wall portion 12 and both sides of the bottom surface 21c so as to face each other and protrude forward from the second outer wall portion. An inner surface 20a of the recess 20 is defined by the facing surfaces of the projecting vertical walls 21a and 21b.

As shown in FIGS. 3(a) and 3(b), the pair of protruding vertical walls 21a and 21b protrude sideways in parallel with each other on the side spaced apart from the first outer wall portion 11, i.e., the first wall. One protruding vertical wall 21a provided on the living room side of the second outer wall section 12 protrudes longer than the other protruding vertical wall 21b provided on the first outer wall section 11 side. Both protruding vertical walls 21 a and 21 b are made of reinforced concrete and are constructed integrally with the column portion 19 . The first outer wall portion 11 continues smoothly from the outer surface.

One protruding vertical wall 21a is provided to protrude beyond the balcony 15 or passage of the second outer wall portion 12 . As shown in FIG. 3(a), a balcony 15 on each floor or a handrail wall 16 for a passageway is connected to the rear side of one protruding vertical wall 21a. At the position corresponding to the open space 17 on each floor, as shown in FIG. 3(b), the handrail wall 16 is not connected to the rear side of the other projecting vertical wall 21b.

The recessed portion 20 is open to the side of the building 10, and the bottom surface 21c is not visible from the front side due to the opening width and the amount of protrusion of the recessed portion 20, and the inner surface 20a formed by one protruding vertical wall 21a. part of is visible. The inner surface 20a of the concave portion 20 is colored lighter or whiter than the first outer wall portion 11 and the second outer wall portion 12, and the inner surface 20a of the concave portion 20 can be seen in a lighter color or whiter from the front side during the day.

A linear light source 23 for illuminating the inner surface 20a of the recess 20 is arranged in the recess 20 as shown in FIG. As shown in FIG. 5, the line-shaped light source 23 includes LEDs 24 (hereinafter referred to as line-shaped LEDs) arranged in a line so as to be continuous in the vertical direction, and fixed to the bottom surface 21c of the recess 20. A plurality of holding members 25 having a substantially U-shaped cross section that elastically fit and hold both side surfaces of the linear LED 24 so that the LED 24 can be attached and detached from the front side, and a power supply unit and a power distribution unit (not shown) that supply power to the linear LED 24. Wiring 26 and joint box (registered trademark) 27 are provided. The holding members 25 may be arranged at intervals in the longitudinal direction of the linear LEDs 24 . The holding member 25 is preferably locked to the bottom surface 21c with a caulking agent to prevent the linear LEDs 24 from swinging or bending.

In the lighting structure for the outer wall of the building according to the present invention, the linear light sources 23 are arranged in a straight line on the bottom surface 21c of the recess 20, so that the living room side on the back surface of one protruding vertical wall 21a is not irradiated with light. In addition, since the front side is also hidden by the other projecting vertical wall 21b, the LEDs 24 and wiring 26 of the linear light source 23 are not visible at all from the front side, and direct light is not visible.
When the LEDs 24 of the linear light source 23 are turned on at night, the LEDs 24 are continuously arranged linearly in the vertical direction within the recess 20, so that the light emitted from the LEDs 24 irradiates the inner surface 20a of the recess 20 with continuous light. be done. Therefore, the linear LEDs are not visible from the front side of the building 10, and the direct light irradiated to the inner surface of one protruding vertical wall 21a is reflected and illuminated by indirect light. As a result, the inner surface 20a of the concave portion 20 continuously illuminated by the LEDs 24 in the vertical direction along the edge portion of the outer wall on the front side of the building indirectly illuminates the surrounding scenery at night with a soft band of light. be done.

During the daytime, the LEDs 24 of the linear light source 23 are turned off, and from the front side of the building 10, the inner surface 20a of the concave portion 20 that extends over a plurality of floors is visible. Therefore, the shape of the inner surface 20a of the concave portion 20, which is continuous over a plurality of floors, can be clearly visually recognized from the front side regardless of whether it is daytime or nighttime. In addition, during the daytime, one protruding vertical wall 21a can function as a blindfold by blocking the view from the front side of the balcony 15 and the open space 17. - 特許庁

According to the lighting structure for the outer wall of the building of the present embodiment, the inner surface 20a of the streak-like recess 20 provided in the second outer wall portion 12 of the side surface is partly visible from the front side, but this streak-like recess The linear LED 24 housed in 20 is hidden and cannot be visually recognized. Therefore, at night, the inner surface 20a illuminated by the linear LEDs 24 is visually recognized as a band of light that continues vertically from the front side of the building 10. FIG. Since this band of light is formed by the inner surface 20a of the recess 20, both edges in the width direction are defined by indirect illumination and visually recognized. As a result, by irradiating light with moderate intensity from a small number of LEDs with respect to the width of the light band, a continuous and clear vertical band of light can be displayed on the outer wall of the building 10. The exterior wall can be lit up over a plurality of floors to improve the night view of the building 10.例文帳に追加

In the lighting structure for the outer wall of the building of this embodiment, the streak-like concave portions 20 are provided in the second outer wall portion 12 so as to protrude outward continuously over a plurality of floors. 21a, 21b, the inner surface 20a being surrounded by a pair of projecting vertical walls 21a, 21b. Therefore, it is possible to easily display the band of light by indirect lighting without being obstructed by other structural parts of the building 10 . In this embodiment, the streaky recesses 20 are formed over almost the entire height of the building, and the line-shaped light sources are arranged inside, so that indirect lighting is produced along the left and right edges of the building over the entire height. be.

Moreover, one of the pair of protruding vertical walls 21a and 21b, which is separated from the first outer wall portion 11, protrudes from the other protruding vertical wall 21b. can be set appropriately, and the visibility of the band of light from the front side can be improved.

In addition, in the lighting structure of the outer wall of the building, the handrail wall 16 of the building 10 is connected to the back side of one protruding vertical wall 21a that does not face the other protruding vertical wall 21b. Sufficient strength can be ensured even if the amount of protrusion is increased. If the handrail wall 16 of the building 10 is connected to the rear side of one protruding vertical wall 21a, the LED 24 light does not reach the balcony 15 on the second outer wall part 12 side and does not leak to the balcony 15 side. Therefore, the usage environment of the building 10 users at night is not deteriorated.

If the inner surface 20a of the concave portion 20 is painted lighter or whiter than the first outer wall portion 11 and the second outer wall portion 12, the color of the LED 24 can be easily reflected, and by selecting the color of the LED 24, various colors can be obtained. It can display a band of light. When the LED 24 of the linear light source 23 is detachably held from the front side by a holding member 25 having a substantially U-shaped cross section within the recess 20, the LED 24 can be easily replaced through the opening of the recess 20 during maintenance. and workability is improved.

It should be noted that the above embodiment can be appropriately modified within the scope of the present invention. For example, in the above description, an example in which one concave portion 20 is provided in each second outer wall portion 12 has been described, but the number, shape, position, etc. of the concave portion 20 can be changed as appropriate. Furthermore, in the above description, the concave portion is provided substantially over the entire height of the building 10, but the present invention can be applied even if it is provided in a part so as to be continuous with a plurality of floors.

10 Building 11 First outer wall 12 Second outer wall 13 Window 14 Entrance 15 Balcony 16 Handrail wall 17 Open space 18 Corner 19 Column 20 Recess 20a Interior surfaces 21a and 21b of recess Protruding vertical wall 21c Bottom surface 23 Line shaped light source 24 LED
25 holding member 26 wiring 27 joint box (registered trademark)

Claims (5)

A lighting structure for an outer wall of a building comprising a first outer wall forming a first surface of the building and a second outer wall forming a second surface adjacent to the first surface in a direction different from the first surface,
Along the edge of the second outer wall adjacent to the first outer wall, a plurality of streak-shaped recesses are continuously provided in the vertical direction,
An illumination structure for an outer wall of a building, wherein the inner surface of the recess is visible from the first surface side, and linear light sources for illuminating the inner surface are continuously arranged vertically in the recess. The streak-like recessed portion is continuously provided in the second outer wall portion in a plurality of floors and protrudes outward, and the bottom surface facing the same direction as the second outer wall portion and the edge of the bottom surface face each other and the second outer wall portion The inner surface of the recess is defined by the facing surfaces of the pair of projecting vertical walls, and one of the projecting vertical walls projects forward from the other projecting vertical wall. The lighting structure of the outer wall of the building according to claim 1, which is formed as a long protrusion. 3. The lighting structure for an outer wall of a building according to claim 2, wherein said one protruding vertical wall protrudes more than the other protruding vertical wall to shield the side of the building from light. 4. The lighting structure for the outer wall of the building according to claim 3, wherein a handrail wall of the building is connected to the rear side of the one projecting vertical wall. 5. The lighting structure for an exterior wall of a building according to claim 1, wherein the inner surface of said recess is colored lighter or whiter than said first and second exterior walls.

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