JP7080765B2 - Daylighting device - Google Patents

Description

The present invention relates to a daylighting device for taking sunlight into a desired place.

Conventionally, a daylighting device that reflects sunlight and takes it into a building is known.
For example, a light collector (see Patent Document 1), a handrail or a window on a veranda, in which a shelter is provided on the outside of a window of a building and a reflecting means is installed on the upper surface of the shelter to allow sunlight to be taken into the room. A light collector (see Patent Document 2) that allows sunlight to be taken into the room by installing a semi-cylindrical arc-shaped reflector on the frame, and is made of stainless steel on the outside of the building opening. A light-collecting device (see Patent Document 3) that allows sunlight to be taken into the room by installing a light-reflecting object formed by the columnar pipe of , A light collection device (see Patent Document 4) that allows sunlight to be taken into the room of the lower floor by installing a light diffusion reflector outside the window of the room located on the north side of the lower floor is known. There is.

Japanese Unexamined Patent Publication No. 2000-12792 Jitsukaisho 58-88616 Gazette Japanese Unexamined Patent Publication No. 11-66925 Japanese Unexamined Patent Publication No. 11-149811

However, in the daylighting apparatus disclosed in Patent Documents 1 to 4, etc., it is possible to take in sunlight into the indoor daylighting target portion, but the sunlight is efficiently taken into the desired outdoor daylighting target portion. There was a problem that it could not be incorporated into.
The present invention provides a daylighting device capable of efficiently taking in sunlight into a desired outdoor daylighting target portion.

The daylighting device according to the present invention is installed in the outdoor first installation part and reflected by the first reflecting means, and is installed in the outdoor second installation part and reflected by the first reflecting means. A second reflecting means for reflecting light to an outdoor lighting target portion and an indoor lighting target portion adjacent to the outdoor lighting target portion , and the first reflecting means and the second reflecting means have a plurality of reflecting structures having a curved surface or a spherical surface. Since it is composed of a body , the reflection by the first reflecting means 1 and the reflection by the second reflecting means 2 efficiently apply sunlight to the desired outdoor lighting target portion and the indoor lighting target portion adjacent to the outdoor lighting target portion. You will be able to take in.
Further, the reflective structure is formed by a hemisphere having a hemisphere and a circular bottom surface, and the hemisphere is a metal hemisphere or a transparent hemisphere formed by a transparent material so as to have a hemisphere. The hemisphere with a reflective film on the circular bottom makes it possible to reflect sunlight over a wider range, allowing sunlight to be reflected in the desired outdoor lighting target area and indoor lighting target area adjacent to the outdoor lighting target area. It will be possible to efficiently incorporate it into the target area .
Further, since the first installation part is the handrail of the balcony in the apartment house and the second installation part is the ceiling surface of the balcony located above the handrail of the balcony in the apartment house, it is a desired outdoor lighting target. Sunlight can be efficiently taken into the balcony as a part and the room as an indoor lighting target part adjacent to the balcony.
Further, since the first installation part is the handrail of the common corridor in the apartment house and the second installation part is the corridor ceiling located above the handrail of the common corridor in the apartment house, the desired outdoor lighting is provided. Sunlight can be efficiently taken into the common corridor as the target part and the room as the indoor lighting target part adjacent to the common corridor.
Further, since the first installation part is the handrail of the stairs in the apartment house and the second installation part is the back of the step located above the handrail of the stairs in the apartment house, the desired outdoor lighting target part. You will be able to efficiently take in sunlight on the stairs.

Sectional drawing which shows the daylighting apparatus. A side view showing a reflective structure. Sectional drawing which shows the daylighting apparatus.

Embodiment 1
As shown in FIG. 1, the daylighting apparatus according to the first embodiment is installed in a first reflecting means 1 installed in an outdoor first installation unit to reflect sunlight S upward, and installed in an outdoor second installation unit. It is configured to include a second reflecting means 2 that reflects the light reflected by the first reflecting means 1 in the downward direction.

The first installation portion is, for example, the upper surface 32t of the Kasagi 32 of the handrail 31 of the veranda 3 in an apartment house such as an apartment or an apartment.
The second installation portion is, for example, a veranda ceiling surface 33 located above the veranda 3.

That is, the daylighting device according to the first embodiment is installed on, for example, the upper surface 32t of the cap tree 32 in the handrail 31 of the veranda 3, and the first reflecting means for reflecting the sunlight S in the direction of the veranda ceiling surface 33 located upward. 1 and a second reflecting means 2 installed on the ceiling surface 33 of the veranda and reflecting the reflected light R1 reflected by the first reflecting means 1 downward to reach the floor 34 side of the veranda 3 and the room 4. It is a daylighting device for efficiently taking in sunlight S into a veranda 3 as an outdoor daylighting target part and a room 4 as an indoor lighting target part adjacent to the veranda 3.
A sash 36 is attached to the opening 35 that communicates the veranda 3 and the room 4, and the reflected light R2 reflected by the second reflecting means 2 reaches the floor 34 side of the veranda 3 or the opening 35 or It reaches the room 4 via the sash 36.

The first reflecting means 1 is composed of a plurality of reflecting structures 5, 5 ... Provided on the upper surface 32t of the cap tree 32 in the handrail 31 of the veranda 3.
The second reflecting means 2 is composed of a plurality of reflecting structures 5, 5 ... Provided on the balcony ceiling surface 33 located above the veranda 3.

As shown in FIG. 2, the reflective structure 5 is formed in a hemispherical shape including a hemispherical surface 51 and a circular bottom surface 52.
The reflective structure 5 is made of, for example, a metal hemisphere 5A formed in a hemispherical shape as shown in FIG. 2A, or a transparent material such as glass as shown in FIG. 2B. It is composed of a hemisphere 5B having a reflective film 55 such as a metal film on a circular bottom surface 54 of a transparent hemisphere 53 formed so as to have a hemisphere 51.

By using the hemisphere 5A or the hemisphere 5B as the reflection structure 5, the circular bottom surface 52 of the hemispheres 5A and 5B can be used as a mounting surface for the first installation portion and the second installation portion. The structure 5 can be reliably and stably attached to the upper surface 32t of the cap tree 32 in the handrail 31 of the balcony 3 as the first installation portion or the ceiling surface 33 of the balcony as the second installation portion.
The plurality of reflective structures 5, 5 ... Constituting the first reflecting means 1 are provided, for example, so as to be arranged along the longitudinal direction of the upper surface 32t of the cap tree 32 in the handrail 31 of the veranda 3, and the circular bottom surface 52 is the said. It is attached to the upper surface 32t so that it can be attached and detached in contact with the upper surface 32t.
Further, the plurality of reflective structures 5, 5 ... Constituting the second reflecting means 2 are provided so as to be arranged in a vertical and horizontal direction on the balcony ceiling surface 33 located above the handrail 31 of the balcony 3, for example. Then, the circular bottom surface 52 is attached to the balcony ceiling surface 33 so as to be detachable in a state where the circular bottom surface 52 is in contact with the balcony ceiling surface 33.
Further, the reflective structure 5 is detachably attached to the first installation portion and the second installation portion via an attachment means (not shown). As the mounting means, for example, the reflective structure 5 may be configured to be detachable by screwing to the first installation portion and the second installation portion via a mounting portion (not shown) provided in the reflective structure 5. It may be configured by an adhesive means such as an adhesive tape (not shown) for detachably attaching to the first installation portion and the second installation portion.
The first reflecting means 1 and the second reflecting means 2 may be composed of only the hemisphere 5A or only the hemisphere 5B, or may be configured by combining the hemisphere 5A and the hemisphere 5B.

Next, the operation and effect of the daylighting apparatus according to the first embodiment will be described.
As shown in FIG. 1, a plurality of reflection structures 5 constituting the second reflection means 2 after the sunlight S is reflected upward by the plurality of reflection structures 5, 5 ... , 5 ... Reflects downward to reach the floor 34 side of the veranda 3 and the room 4.
Therefore, the light is diffused to the veranda 3 by the reflection by the first reflecting means 1 and the reflection by the second reflecting means 2, and the amount of light collected by the veranda 3 is increased.
That is, the sunlight S can be efficiently taken into the veranda 3 as a desired outdoor lighting target portion and the indoor 4 as an indoor lighting target portion adjacent to the veranda 3.

It should be noted that the conventional daylighting device does not have a configuration corresponding to the second reflecting means for reflecting the reflected light reflected upward by the first reflecting means downward, such as the daylighting device of the first embodiment. .. Therefore, in the case of a conventional daylighting device, for example, even if a reflective structure is provided on the upper surface of the handrail of the balcony, the light reflected diagonally upward by the reflective structure only irradiates the ceiling surface of the balcony, and the balcony. Does not reflect on the floor side of. Therefore, in the conventional daylighting device, the amount of light collected in the veranda is smaller than that in the daylighting device of the first embodiment, and the veranda as a desired outdoor daylighting target portion like the daylighting device of the first embodiment. 3 and the room 4 as an indoor daylighting target part adjacent to the veranda 3 will not be a daylighting device that can efficiently take in sunlight.

That is, the daylighting apparatus disclosed in the above-mentioned Patent Documents 1 to 3 takes in the reflected light reflected by the reflecting means corresponding to the first reflecting means in the daylighting apparatus of the first embodiment into the room. It only discloses the technical idea.
Further, the daylighting device disclosed in Patent Document 4 described above discloses the technical idea of guiding sunlight by using a plurality of reflecting means in a room surrounded by a building where it is difficult to take in sunlight. I'm just doing it.
Therefore, Patent Documents 1 to 4 are provided with a second reflecting means that reflects the reflected light reflected upward by the first reflecting means downward, as in the daylighting apparatus of the first embodiment. The technical idea of efficiently taking in sunlight into the veranda 3 as a desired outdoor daylighting target part and the indoor 4 as an indoor daylighting target part adjacent to the veranda 3 is not even suggested. ..

Further, according to the daylighting apparatus of the first embodiment, since the hemisphere 5A or the hemisphere 5B is used as the reflection structure 5, the sunlight S can be reflected in a wider range. That is, since the light can be reflected radially around the center of the spherical surface of the hemisphere 5A or the hemisphere 5B, the light is diffused to the veranda 3 and the amount of light collected by the veranda 3 is achieved. Will be more. That is, more and more sunlight S can be more efficiently taken into the veranda 3 as a desired outdoor daylighting target portion.

Further, according to the daylighting apparatus of the first embodiment, the sunlight S is reflected by the first reflecting means 1 and is reflected by the second reflecting means 2. That is, since the sunlight S is reflected twice, the glare of the light is reduced.

Further, according to the daylighting apparatus of the first embodiment, since the sunlight S is diffused by the first reflecting means 1 and the second reflecting means 2, the state of the veranda 3 is reflected on the first reflecting means 1 and the second reflecting means 2. It becomes difficult to get in, and it becomes difficult to peep into the balcony 3 from the lower floor. That is, the crime prevention effect can be obtained and the privacy can be protected.

Further, since the sunlight S is diffused by the first reflecting means 1 and the second reflecting means 2 to increase the light to the veranda 3, it is possible to obtain a daylighting device having a high bird-proofing effect, that is, preventing birds from flying to the veranda 3. It can be expected to be effective in preventing bird droppings.

Further, according to the lighting device of the first embodiment, in the room 4, a plurality of reflecting structures 5 constituting the second reflecting means 2 provided on the veranda ceiling surface 33 located diagonally upward from the room 4. Since the light is reflected from the 5 ..., the effect that the sunlight S is poured into the room 4 from diagonally above in a state close to nature can be obtained.

Further, according to the daylighting apparatus of the first embodiment, as the reflection structure 5, a plurality of metal hemispheres 5A or a plurality of hemispheres 5B having a reflective film 55 on the circular bottom surface 54 of the transparent hemisphere 53 are used. Since it is used, by adjusting the number of hemispheres 5A or hemispheres 5B installed in the installation portion, it becomes possible to easily adjust the amount of lighting to the veranda 3 and the room 4.

Embodiment 2
As shown in FIG. 3, a plurality of reflection structures 5, 5 ... Constituting the first reflection means 1 are in the longitudinal direction of the upper surface (first installation portion) 62t of the cap tree 62 in the handrail 61 of the common corridor 6 in the apartment house. A plurality of reflective structures 5, 5 ... Arranged along the same line and constituting the second reflective means 2 are located on the ceiling surface (second installation portion) above the handrail 61 in the common corridor in the apartment house. ) 63 may be used as a daylighting device having the configuration provided.
According to the daylighting apparatus according to the second embodiment, the sunlight S is reflected upward by the plurality of reflective structures 5, 5 ... Since the reflection structures 5, 5 ... Reflect downward to reach the floor 64 of the common corridor 6, the sunlight S can be efficiently taken into the common corridor 6 as a desired outdoor daylighting target portion. .. For example, the sunlight S can be efficiently taken into an elevator hall or the like where the sunlight S is difficult to enter.
Further, the sunlight S can be efficiently taken into the room 4 through the opening 37 or the sash 38 in the room 4 as the indoor lighting target part adjacent to the common corridor 6.
That is, according to the lighting device according to the second embodiment, the sunlight S is efficiently applied to the common corridor 6 as a desired outdoor lighting target portion and the indoor 4 as an indoor lighting target portion adjacent to the common corridor 6. It will be possible to incorporate it into.

Embodiment 3
Although not shown, the first reflecting means is provided on the upper surface (first installation part) of the handrail of the stairs connecting the lower floor and the upper floor in the apartment house, and the second reflecting means is the handrail of the stairs in the apartment house. It may be a light collecting device having a configuration provided on the back of the step (the back surface of the stairs (second installation portion)) located above.
According to the daylighting apparatus according to the third embodiment, the sunlight S can be efficiently taken in on the stairs as a desired outdoor daylighting target portion.

The reflective structure 5 may have a curved surface or a spherical surface. For example, a reflective structure 5 composed of a sphere or a cylinder may be used.
Further, it is preferable to use a reflective structure 5 having a curved surface or a spherical surface, but a planar structure may be used.
Further, the reflective structure 5 may be attached to a portion of the handrail other than the cap tree, for example, a handrail baluster or the like. That is, when the handrail is used as the first installation portion, the reflective structure 5 may be provided at any part of the handrail.

The daylighting device of the present invention may be provided in a common corridor or stairs of a building (commercial building), a veranda of a detached house, or the like.

1 1st reflective means, 2 2nd reflective means, 3 veranda, 5 reflective structure,
6 Common corridor, 31; 61 railings,
32t; 62t The upper surface of the cap tree (first installation part) in the handrail,
33 Veranda ceiling surface (second installation part), 63 Ceiling surface (second installation part).

Claims (5)

The light reflected by the first reflecting means installed in the outdoor first installation part and reflecting the sunlight upward and the light reflected by the first reflecting means installed in the outdoor second installation part are used in the outdoor lighting target part and the outdoors . It is equipped with a second reflecting means for reflecting on the indoor lighting target portion adjacent to the lighting target portion .
The first reflecting means and the second reflecting means are daylighting devices characterized by being composed of a plurality of reflecting structures having a curved surface or a spherical surface . The reflective structure is formed by a hemisphere with a hemisphere and a circular base.
The first aspect of claim 1, wherein the hemisphere is a metal hemisphere or a hemisphere having a reflective film on a circular bottom surface of a transparent hemisphere formed of a transparent material so as to have a hemisphere. Daylighting device. The invention according to claim 1 or 2, wherein the first installation part is a handrail of the balcony in the apartment house, and the second installation part is the ceiling surface of the balcony located above the handrail of the balcony in the apartment house. Light collector. According to claim 1 or 2, the first installation part is a handrail of a common corridor in an apartment house, and the second installation part is a corridor ceiling located above the handrail of the common corridor in the apartment house. The light collector described. 2. Daylighting device.

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