JP4895181B2 - Daylighting control device - Google Patents

Description

  The present invention relates to an apparatus for adjusting indoor daylighting arranged on a window of a building or the like, and more particularly to a daylighting adjusting apparatus with increased novelty and fun.

  There is a curtain as a general means for adjusting indoor lighting by being arranged in a window of a building or the like. As is well known, the curtain is formed by suspending a thick curtain and a lace curtain. Then, the window is covered with a lace curtain, the thick curtain is closed to cover the window when light is blocked, and the thick curtain is folded and stored when lighting. Therefore, the pool which is generated by folding the thick curtain at the time of lighting may damage the indoor landscape.

Moreover, there is a blind as a means for adjusting the daylighting (see, for example, Patent Document 1). The blind is formed by arranging a plurality of shielding plates that can be opened and closed. During daylighting, the shielding plate is opened, so that the room may be viewed from the open part. Moreover, since there are many things which arranged the shielding board made from aluminum etc. in parallel, it lacks the beauty | look as interior decoration.
Curtains and blinds have drawbacks as decorative items as described above. Furthermore, since they have been available for a long time, users are awaiting the proposal of a lighting control device with new functions and styles.
JP 2005-282071 A

  In view of the above-described circumstances, an object of the present invention is to provide a daylighting adjustment device that adds novelty and fun without damaging the indoor landscape or interior decoration.

  The lighting control device according to the present invention includes a plurality of vertically long strips and a plurality of horizontally long rotating plates, and the upper and lower ends of the strips are attached to the uppermost and lowermost rotating plates. The other rotating plate is inserted in a mesh pattern on the woven cloth and arranged adjacent to the vertical direction, and the uppermost rotating plate is centered on the horizontal direction with respect to the rotation axis. The rotating plate has a light-shielding part that blocks light and a daylighting part that transmits light, and the light-shielding part and the daylighting part are arranged in a horizontal direction and a vertical direction for each part partitioned by a band cloth. Further, the belt is also provided with a light shielding portion and a daylighting portion, and the light shielding portion and the daylighting portion are alternately provided in the horizontal direction and the vertical direction for each portion partitioned by the rotating plate. And the first belt is attached to the back of the uppermost rotating plate at the upper end, The upper part of the second belt cloth adjacent to the first belt cloth is attached to the surface of the uppermost rotating board and the upper part of the rotating board is It is wound around the back and hangs down, the light shielding part of the banding overlaps the light shielding part of the rotating plate, the lighting part of the banding overlaps the lighting part of the rotating plate, and the light shielding part of the banding is the lighting part of the rotating plate Can be switched between a light shielding state in which the daylighting portion of the belt cloth overlaps the light shielding portion of the rotating plate, and the first belt cloth is reversed by inverting the uppermost rotating plate in one direction from the daylighting state. Is moved upward, the second band cloth is moved downward, and the other rotating plate is reversed while switching to the light shielding state, and from the light shielding state, the uppermost rotating plate is reversed in the other direction, The first webbing moves down and the second webbing moves up While, the other rotating plate while inverted, and is configured to switch to lighting conditions.

  Preferably, the rotating plate has a daylighting portion that is a transparent portion or an opening portion. In the light-shielding state, a pattern unified as a whole is expressed by all the light-shielding portions.

  More preferably, all or a part of the rotating plate is provided with means for preventing lateral displacement of the band.

  More preferably, the lighting control device includes means for folding the rotating plate.

  The daylighting adjustment device according to the present invention is configured as described above, and is provided with a crisp element that is not found in conventional curtains, blinds, and the like. Can be made. In particular, light shielding and daylighting can be switched while the rotating plate is reversed, which can give an unexpectedness to the viewer. Furthermore, according to this lighting control device, the indoor landscape such as a curtain is not impaired, and there is no drawback as an interior decoration like a blind.

  Furthermore, according to this lighting control device, the lighting state and the light blocking state are substantially the same shape, so that an annoying stagnation like a curtain occurs, or according to the rotation angle of the shielding plate like a Venetian blind. Since an extra occupied space due to dimensional changes is not required, there is an effect that it is neatly stored in the indoor space particularly when used as a partition.

  Hereinafter, based on an accompanying drawing, one embodiment of a lighting control device concerning the present invention is described in detail.

  FIG. 1 is a front view showing the surface side of the lighting control device in the lighting state. FIG. 2 is a side view showing a state in which a part of FIG. 1 is broken. As shown in FIG. 1, the lighting control device according to the present invention is provided in a small window W of a building or the like. The daylighting adjustment device of this embodiment includes five vertically long strips 1 and 2 and seven horizontally long rotating plates 3 and 4. The numbers of the band cloths 1 and 2 and the rotating plates 3 and 4 increase and decrease according to the size of the window W and the like. The uppermost rotary plate 3 ′ includes rotary shafts 7, 7 on both sides so as to be rotatable about the longitudinal direction.

  As shown in FIGS. 1 and 2, the lighting adjustment device has a support box 72. The support box 72 is attached to the upper part of the window frame Wa. As shown in FIG. 2, the support box 72 is a member having a reverse L-shaped cross section. As shown in FIG. 1, the support box 71 includes a bearing 70 on one side wall and a pulley 71 on the other side wall. The pulley 71 is provided with an operation chain 71a. The pulley 71 is configured to rotate by operating the operation chain 71a. One rotating shaft 7 is rotatably supported by a bearing 70, and the other rotating shaft 7 is fixedly supported by a pulley 71. As will be described later, the daylighting adjustment device can switch between the daylighting state and the light shielding state by reversing the uppermost rotary plate 3 ′ around the rotation shafts 7 and 7 via the pulley 71. .

  The 1st band cloth 1 is arrange | positioned at the left end of FIG. 1, and the 2nd band cloth 2 is arrange | positioned on the right side. The first band cloth 1 is disposed on the right side of the second band cloth 2, and the second band cloth 2 is disposed on the right side thereof. And the 1st obi cloth 1 is arrange | positioned at the right end of FIG. That is, the first band 1 and the second band 2 are alternately arranged in a permutation.

  Each of the strips 1 and 2 has substantially the same structure. The base of each obi cloth 1, 2 is a race place that can be lit. Further, each of the band cloths 1 and 2 is divided into seven in the longitudinal direction (longitudinal direction), and a light-shielding cloth with a pattern or the like is attached to every other divided portion. As a result, the bandages 1 and 2 are provided with the light blocking portions 1a and 2a that block light and the daylighting portions 1b and 2b that pass light alternately in a permutation manner for each partition portion. The partition portions between the light shielding portions 1a and 2a and the daylighting portions 1b and 2b in the band cloths 1 and 2 are partitioned by the vertical width (height) of the rotary plates 3 and 4, respectively. In addition, the band cloths 1 and 2 may be flexible ribbon tapes or slender strings, and are particularly woven or knitted fabrics that can easily distinguish between the light-shielding portion and the daylighting portion according to fiber density, structure, or the like. Is preferred.

  In the first band cloth 1 and the second band cloth 2, light shielding portions 1a and 2a and daylighting portions 1b and 2b are alternately arranged in the horizontal direction and the vertical direction, respectively. That is, as shown in FIG. 1, the bandages 1 and 2 are provided with light shielding portions 1a and 2a and daylighting portions 1b and 2b alternately in a permutation in the longitudinal direction (longitudinal direction). Furthermore, the lighting part 2b in the second band 2 is arranged beside the light shielding part 1a in the first band 1, and the lighting part 1b in the first band 1 is next (right and left). In addition, the light-shielding portion 2a in the second band cloth 2 is disposed.

  In FIG. 1, a first rotating plate 3 ′ is disposed at the uppermost stage, and a second rotating plate 4 is disposed below the first rotating plate 3 ′. A first rotating plate 3 is disposed under the rotating plate 4, and a second rotating plate 4 is disposed under the first rotating plate 3. A first rotating plate 3 ″ is arranged at the lowest level in FIG. That is, the first rotating plate 3 and the second rotating plate 3 are alternately arranged in a permutation.

  The rotary plates 3 and 4 have substantially the same structure. The substrate of each of the rotating plates 3 and 4 is a transparent plastic plate or the like (lighting plate) capable of lighting. Further, each of the rotating plates 3 and 4 is divided into five in the longitudinal direction (lateral direction), and a light-shielding cloth (a light-shielding plate or the like) having a pattern on every other part may be provided. It is attached. Thereby, each rotary plate 3 and 4 is provided with the light shielding portions 3a and 4a that block light and the daylighting portions 3b and 4b that transmit light alternately in a permutation manner for each section. The partition portions between the light shielding portions 3a and 4a and the daylighting portions 3b and 4b in each of the rotary plates 3 and 4 are partitioned by the lateral width (short length) of the respective belts 1 and 2.

  As described above, in the present embodiment, each of the rotary plates 3 and 4 has the light shielding cloth attached to form the light shielding portions 3a and 4a, and the transparent plastic substrate constitutes the daylighting portions 3b and 4b. Even if the light-shielding portions 3a and 4b are configured by using a light-shielding plate (for example, a plastic plate or a metal plate with a pattern) as a substrate, and the daylighting portions 3b and 4b are configured by providing windows (penetration portions). Good.

  In the first rotating plate 3 and the second rotating plate 4, the light shielding portions 3a and 4a and the daylighting portions 3b and 4b are alternately arranged in the horizontal direction and the vertical direction, respectively. That is, as shown in FIG. 1, each of the rotary plates 3 and 4 is provided with light shielding portions 3a and 4a and daylighting portions 3b and 4b alternately in a permutation in the longitudinal direction (lateral direction). Furthermore, the lighting part 4b in the second rotating plate 4 is arranged above and below (vertically adjacent) the light shielding part 3a in the first rotating plate 3, and above and below (vertically adjacent) the lighting part 4b in the first rotating plate 4. In addition, a light shielding portion 3 a in the first rotating plate 3 is arranged.

  FIG. 3 is a front view for explaining an assembly process of the lighting adjustment device. 4A and 4B show the lighting adjustment device in the daylighting state, where FIG. 4A is a cross-sectional view taken along line II shown in FIG. 1, and FIG. 4B is a cross-sectional view taken along line II-II shown in FIG. In FIG. 4, the distance between the rotating plates 3 and 4 and the distance between the belts 1 and 2 and the rotating plates 3 and 4 are drawn large for easy understanding. Then, the intervals of 1, 2, 3 and 4 are narrow and close to each other.

  As shown in FIG. 3, in the daylighting control apparatus, the upper and lower ends of the belts 1 and 2 are attached to the uppermost rotating plate 3 ′ and the lower ends are attached to the lowermost rotating plate 3 ″. Dripping next to the direction. In the lighting adjustment device, the rotary plates 3 and 4 are inserted in a braided manner with respect to the belts 1 and 2 and are fixed in position.

  As shown in FIG. 4A, the upper end 10 of the first band 1 is attached to the back surface 31 of the first rotary plate 3 'located at the uppermost stage. Then, the first band cloth 1 hangs around the surface 30 from above the uppermost rotary plate 3 ′. Since each rotary plate 3 and 4 is inserted into the webbing 1 and 2 in the form of a mesh, the first belt 1 is connected to the surface side 30 of the first rotary plate 3 and the second rotation. It is arranged on the back side 41 of the plate 4. And the 1st band fabric 1 is attached to the back surface 31 of the 1st rotation board 3 '' which has the lower end 11 in the lowest step.

  As shown in FIG. 4B, the second band 2 is attached to the surface 30 of the first rotating plate 3 ′ at the uppermost end 20. Then, the second band cloth 2 hangs around the back surface 31 from above the uppermost rotary plate 3 ′. Since each rotary plate 3 and 4 is inserted into the webbing 1 and 2 in a mesh pattern, the second bandt 2 is connected to the back side 31 of the first rotary plate 3 and the second rotation. It is arranged on the surface side 40 of the plate 4. The second band 2 is attached to the surface 30 of the first rotating plate 3 ″ at the lower end of the second band 2.

  FIG.1 and FIG.4 shows the lighting condition in a lighting adjustment apparatus. As shown in FIGS. 1 and 4A, the daylighting portion 1 b of the first band cloth 1 is located at the daylighting portion 3 b of the first rotating plate 3. The light shielding portion 1 a of the first band cloth 1 is located at the light shielding portion 4 a of the second rotating plate 4. As shown in FIGS. 1 and 4B, the light shielding portion 2 a of the second band cloth 2 is positioned at the light shielding portion 3 a of the first rotating plate 3. The daylighting portion 2 b in the second band cloth 2 is located in the daylighting portion 4 b in the second rotating plate 4.

  That is, the light shielding portions 1a and 2a in the respective band cloths 1 and 2 overlap the light shielding portions 3a and 4a in the respective rotary plates 3 and 4, and the daylighting portions 1b and 2b in each band cloth are daylighted in the respective rotary plates 3 and 4. By overlapping the portions 3b and 4b, light can be transmitted from the respective daylighting portions 1b to 4b. In FIG. 1, the portions where the light shielding portions 1a, 4a and 2a, 3a overlap are indicated by hatched hatching lines, and the portions where the daylighting portions 1b, 3b, 2b, 4b overlap are indicated by no hatching lines (no pattern). Yes.

  Next, the light shielding state in the daylighting adjustment apparatus will be described. FIG. 5 is a front view showing the surface side of the lighting control device in a light-shielded state. 6 shows the lighting control device in a light-shielded state, (a) is a sectional view taken along line III-III shown in FIG. 3, and (b) is a sectional view taken along line IV-IV shown in FIG.

  The uppermost rotary plate 3 ′ is reversed in one direction (arrow direction 7 a shown in FIG. 1) via the rotary shafts 7 and 7. As a result, the lighting adjustment device is switched from the daylighting state to the light blocking state shown in FIGS. Detailed description regarding this switching state will be described later with reference to FIGS.

  As shown in FIGS. 5 and 6A, the daylighting portion 1 b of the first band cloth 1 is located at the light shielding portion 4 a of the second rotating plate 4. And the light-shielding part 1a in the 1st band cloth 1 is located in the lighting part 3b in the 1st rotary plate 3. FIG. As shown in FIGS. 5 and 6B, the light shielding portion 2 a of the second band cloth 2 is located at the daylighting portion 4 b of the second rotating plate 4. The daylighting portion 2 b of the second band cloth 2 is located at the light shielding portion 3 a of the first rotating plate 3.

  That is, the light shielding portions 1a and 2a of the respective band cloths 1 and 2 overlap the daylighting portions 3b and 4b of the respective rotating plates 3 and 4, and the daylighting portions 1b and 2b of each band cloth are the light shielding portions 3a of the respective rotating plates 3 and 4. , 4a can be used to block light. In FIG. 5, the portions where the light shielding portions 1 a, 2 a of the belts 1, 2 are overlapped are indicated by hatching lines facing upward, and the portions where the light shielding portions 3 a, 4 a of the rotating plates 3, 4 are overlapped are indicated by hatching lines pointing upwards left. Show.

  Then, the daylighting adjusting device reverses the uppermost rotary plate 3 ′ from the light-shielded state to the other direction (arrow direction 7b shown in FIG. 5) via the rotary shafts 7 and 7 to return to FIG. It switches to the lighting state of FIG.

  In the light-shielding state in FIG. 5, a pattern unified as a whole by all the light-shielding portions 1 a, 2 a, 3 a, and 4 a on the belts 1 and 2 and the rotary plates 3 and 4 (for example, a famous painting or a unified motif pattern) Etc.) may be expressed.

  Next, a state in which the lighting state is switched from the lighting state to the light shielding state will be described. FIG. 7 is a cross-sectional view showing an operation of switching from a cross section taken along line II (FIG. 1) to a cross section taken along line III-III (FIG. 5).

  In FIG. 7A, the daylighting portion 3b of the first rotating plate 3 overlaps the daylighting portion 1b of the first band cloth 1, and the light shielding portion 4a of the second rotating plate 4 is replaced with the first band. It overlaps with the daylighting portion 1a of the cloth 1 and is in the daylighting state. As described above, the operation chain 71a is operated to reverse the rotating shaft 7 in the arrow direction 7a via the pulley 71 (FIGS. 1 and 7). As a result, as shown in FIGS. 7A and 7B, the uppermost rotary plate 3 'is reversed in the arrow direction 7a. As a result, as shown in FIG. 7B, the immediately lower rotating plate 4 is pushed and rotated downward by its own weight. Furthermore, since the first band cloth 1 is wound around the rotating plate 3 ′, it moves upward by the vertical width (height) of the rotating plate 3 ′. Since the uppermost rotary plate 3 'is supported by the rotary shafts 7 and 7 and does not move in the vertical direction (height direction), the remaining rotary plates 3 and 4 are also in the vertical direction (height direction). Do not move.

  Then, as shown in FIG. 7C, the rotating plate 4 is reversed. As a result, as shown in FIG. 7D, the immediately lower rotating plate 3 is pushed and rotated downward by its own weight. Then, as shown in FIG. 7E, the rotating plate 3 is reversed. As a result, as shown in FIG. 7 (f), the immediately lower rotating plate 3 is pushed and rotated downward by its own weight. In this way, all the remaining rotating plates 3 and 4 are also reversed as shown in FIG. Thereby, the daylighting part 3b in the 1st rotation board 3 overlaps with the light-shielding part 1a in the 1st belt cloth 1, and the light-shielding part 4a in the 2nd rotation board 4 is the daylighting part in the 1st belt cloth 1. It overlaps 1b and is in a light shielding state.

  FIG. 8 is a cross-sectional view showing an operation of switching from a cross section taken along line II-II (FIG. 1) to a cross section taken along line IV-IV (FIG. 5).

  In FIG. 8A, the light shielding portion 3a in the first rotating plate 3 overlaps the light shielding portion 2a in the second band cloth 2, and the daylighting portion 4b in the second rotating plate 4 is in the second band. It overlaps with the daylighting portion 2b of the cloth 2 and is in the daylighting state. As shown in FIGS. 8A and 8B, the uppermost rotary plate 3 'is reversed in the arrow direction 7a. As a result, as shown in FIG. 8B, the immediately lower rotating plate 4 is pushed and rotated downward by its own weight. Further, the second band 2 is moved downward by the vertical width (height) of the rotating plate 3 ′ by releasing the portion wound around the rotating plate 3 ′. The uppermost rotary plate 3 'is supported by the rotary shafts 7 and 7 and does not move in the vertical direction.

  Then, as shown in FIG. 8C, the rotating plate 4 is reversed. As a result, as shown in FIG. 8D, the immediately lower rotating plate 3 is pushed and rotated downward by its own weight. Then, as shown in FIG. 8E, the rotating plate 3 is reversed. As a result, as shown in FIG. 8 (f), the immediately lower rotating plate 3 is pushed and rotated downward by its own weight. In this way, all the remaining rotating plates 3 and 4 are also reversed as shown in FIG. Thereby, the light shielding part 3a in the first rotating plate 3 overlaps the daylighting part 2b in the second band cloth 2, and the daylighting part 4b in the second rotating plate 4 becomes the light shielding part 2a in the second band cloth 2. Overlapping and light shielding.

  As shown in FIG.1 and FIG.5, each rotary plate 3 and 4 is provided with the small holes 9a and 9a on both sides. And the lighting control apparatus is provided with the folding string 9 for overlapping each rotary plate 3 and 4 on the upper side, when opening and closing the window W, etc. The folding strap 9 is attached to the lowermost rotary plate 3 ″ at both ends, and the small holes of the rotary plates 3 and 4 are formed in a staggered pattern on the front and back sides of the rotary plates 3 and 4. 9a, 9a. The foldable string 9 hangs along the upper wall of the support box 72 and passes through the side wall of the support box 72 on the pulley 71 side, and a handle portion 90 is attached to the hanged portion.

  Then, when folding, the handle 90 is pulled downward to pull the folding string 9 so that the rotary plates 3 and 4 are overlapped with the uppermost rotary plate 3 '. By fixing the foldable string 9 in a pulled state, the rotary plates 3 and 4 folded on the upper side are arranged in the support box 72, hidden by the front wall of the support box 72, and stored neatly. .

  In addition, as a means for folding each rotary plate 3 and 4, the system used for a normal roll screen, a venetian blind, etc., attaching a pulley to a rotating shaft, and folding up with a ball chain or an operation cord, or an electric motor It is also possible to use a method of driving and winding up with a winding drum.

  FIG. 9 is a perspective view for explaining the means for preventing lateral displacement of the band. As shown in FIG. 9, the daylighting adjusting device includes a lateral shift prevention means 8 on all or a part of each of the rotary plates 3 and 4. The lateral slip prevention means 8 is provided at equal intervals according to the lateral width of the respective band cloths 1 and 2 and protrudes from at least one surface of the rotary plates 3 and 4, and this protrusion allows the lateral movement of the respective band cloths 1 and 2. To prevent.

  In the lighting control device of the above-described embodiment, the rotating plates 3 and 4 and the belts 1 and 2 have the light shielding portions 3a, 4a and 1a, 2a and the lighting portions 3b, 4b and 1b, 2b in the horizontal direction and the vertical direction. However, the present invention is not limited to this. For example, a light shielding portion, a light shielding portion, a daylighting portion, a daylighting portion, a light shielding portion, a light shielding portion,... May be.

  The lighting control device according to the present invention can be used as a partition by adjusting the lighting in a room by arranging it on a window of a building or the like, or by hanging it from a ceiling.

It is a front view which shows the surface side of the lighting control apparatus in a lighting state. FIG. 2 is a side view showing a state in which a part of FIG. 1 is broken. It is a front view for demonstrating the assembly process of a lighting control apparatus. The lighting control apparatus in a lighting state is shown, (a) is the II sectional view taken on the line shown in FIG. 1, (b) is the II-II sectional view taken on the line shown in FIG. It is a front view which shows the surface side of the lighting control apparatus in the light-shielding state. The lighting control apparatus in the light-shielded state is shown, (a) is a sectional view taken along line III-III shown in FIG. 3, and (b) is a sectional view taken along line IV-IV shown in FIG. It is sectional drawing which shows the operation | movement which switches from the II sectional view (FIG. 1) to the III-III sectional view (FIG. 5). It is sectional drawing which shows the operation | movement which switches from the II-II line cross section (FIG. 1) to the IV-IV line cross section (FIG. 5). It is a perspective view for demonstrating the lateral slip prevention means of a belt.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 1st band cloth 2 2nd band cloth 1a Light-shielding part 1b in 1st band cloth Daylighting part 2a in 1st band cloth Light-shielding part 2b in 2nd band cloth Daylighting part 10 in 2nd band cloth 1st Upper end 20 in one strip Upper end 3 in first strip 3 First rotating plate 4 Second rotating plate 3a Light shielding portion 3b in first rotating plate Daylighting portion 4a in first rotating plate Second rotating plate Light-shielding part 4b Daylighting part 3 'of the second rotating plate Uppermost rotating plate 3''Lowermost rotating plate 30 Front surface 31 of the first rotating plate Rear surface 7 of the first rotating plate Rotating shaft 7a One direction ( (Reverse direction of rotating plate)
7b Other direction (inversion direction of rotating plate)
8 Side slip prevention means 9 Folding string

Claims (5)

A plurality of vertically long strips (1, 2) and a plurality of horizontally long rotating plates (3, 4) are provided, and the strips (1, 2) have upper ends (10, 20) and lower ends (11). , 21) is attached to the uppermost and lowermost rotating plates (3 ′, 3 ″) and hangs horizontally adjacent to each other, and the other rotating plates (3, 4) are attached to the strips (1, 2) is inserted in a mesh form and arranged adjacent to the vertical direction, and the uppermost rotating plate (3 ′) is supported rotatably about the rotating shaft (7) about the horizontal direction. And
The rotating plate (3, 4) includes a light shielding portion (3a, 4a) that blocks light and a daylighting portion (3b, 4b) that transmits light. The light shielding portion (3a, 4a) and the daylighting portion (3b, 4b). ) Are alternately provided in the horizontal direction and the vertical direction for each portion partitioned by the band cloth (1, 2), and the band cloth (1, 2) is also daylighted with the light shielding part (1a, 2a). Part (1b, 2b), and the light-shielding part (1a, 2a) and the daylighting part (1b, 2b) are laterally and longitudinally separated for each part partitioned by the rotating plate (3, 4). Each is provided alternately,
The first band (1) has an upper end (10) attached to the back surface (31) of the uppermost rotating plate (3 ′) and a surface (30) from above the rotating plate (3 ′). ) And the second strip (2) adjacent to the first strip (1) has its upper end (20) on the surface of the uppermost rotating plate (3 ′) ( 30) and attached to the back surface (31) from above the rotating plate (3 ′).
The light shielding part (1a, 2a) of the band cloth (1, 2) overlaps the light shielding part (3a, 4a) of the rotating plate (3, 4), and the daylighting part (1b, 2) of the band cloth (1, 2). A daylighting state in which 2b) overlaps the daylighting portions (3b, 4b) of the rotating plate (3, 4);
The light shielding parts (1a, 2a) of the band cloth (1, 2) overlap the daylighting parts (3b, 4b) of the rotating plates (3, 4), and the daylighting part (1b, 2b) of the band cloth (1, 2). 2b) can be switched between a light shielding state overlapping the light shielding part (3a, 4a) of the rotating plate (3, 4),
When the uppermost rotating plate (3 ′) is reversed in one direction (7a) from the daylighting state, the first band cloth (1) moves upward, and the second band cloth (2 ) Moves downward and the other rotating plate (3, 4) is reversed while switching to the light shielding state,
By reversing the uppermost rotary plate (3 ′) in the other direction (7b) from the light shielding state, the first band cloth (1) moves downward, and the second band cloth (2 ) Moves upward, and the other rotating plates (3, 4) are reversed and switched to the daylighting state . The daylighting adjusting device according to claim 1, wherein the rotating plate (3, 4) has a daylighting part (3b, 4b) which is a transparent part or an opening part . The daylighting according to claim 1 or 2, wherein in the light shielding state, the light shielding portion (1a, 2a, 3a, 4a) is configured to express a unified pattern as a whole. Adjusting device. All or a part of the rotating plate (3, 4) is provided with means (8) for preventing lateral displacement of the band cloth (1, 2). A lighting control device according to claim 1. 5. The lighting control device according to claim 1, further comprising means (9) for folding the rotating plate (3, 4) .

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