JP2018194259A - Duct air conditioning and lighting integrated system - Google Patents

Abstract

To provide a duct air conditioning and lighting integrated system that is excellent in design property, can efficiently supply air with a few air current feeling, does not glare and can provide comfortable light.SOLUTION: A duct air conditioning and lighting integrated system includes: a duct disposed in an indoor ceiling, having a bottom part and a side part and guiding air; and a lighting tool provided in the side part of the duct and radiating light toward the ceiling. The duct includes a flange part projecting sideward from the side part. The lighting tool is provided on the flange part.SELECTED DRAWING: Figure 6

Description

  The present invention relates to a duct air conditioning system, and more particularly to a duct air conditioning / illumination integrated system.

  2. Description of the Related Art Conventionally, a duct air conditioning system that supplies air using a duct installed in a ceiling space or the like has been used as an air conditioning system in buildings such as office buildings and public facilities. This type of duct air-conditioning system is described in, for example, Japanese Patent Laid-Open No. 2014-126313 (Patent Document 1).

  The duct air-conditioning system described in Patent Document 1 includes a rectangular air-conditioning duct having a plurality of openings at predetermined intervals in the longitudinal direction on the lower surface side, and an air flow blowing means for blowing out hot air or cold air, and the opening And an air vent unit configured to be detachably attached to the unit. And this kind of duct air-conditioning system is comprised so that this air control opening unit can be installed in the nearest opening part of the location which requires air conditioning.

  In such a duct air-conditioning system, the air outlet unit is further provided with a lighting device in place of the airflow blowing means or in addition to the airflow blowing means.

  With such a configuration, particularly in an office personal space, it is possible to realize air conditioning and lighting according to the preferences of each resident, and it is said that it has the effect of contributing to suppression of energy consumption .

JP 2014-126313 A

  However, in the duct air-conditioning system described in Patent Document 1, the air outlet unit provided with the air flow blowing means is exposed to the plurality of openings formed in the longitudinal direction on the lower surface side of the duct as described above. Since it was provided, there was a problem in design. In addition, since the air blown out from the air control unit is directly supplied to the occupant, there is a problem that the occupant feels a feeling of drying, a feeling of warm air or a feeling of cold air due to the air current.

  Moreover, in the duct air-conditioning system described in Patent Document 1, the lighting device is exposed and provided in a plurality of openings formed in the longitudinal direction on the lower surface side of the duct, similarly to the air vent unit. There was a problem with the design. Further, since the light from the lighting device is directly supplied to the resident, there is a problem that some resident feels dazzling.

  Therefore, in view of such circumstances, the present invention is a duct air-conditioning / illumination that is excellent in design, can efficiently send out air with less airflow, and can deliver comfortable light without feeling dazzling. An object is to provide an integrated system.

  A duct air conditioning / illumination integrated system according to the present invention is disposed on a ceiling in a room, has a bottom portion and a side portion, is provided with a duct for guiding air, and is provided on the side portion of the duct, toward the ceiling. And a lighting device that emits light.

  For example, when air blown from an air conditioner or the like placed on the ceiling of a room is guided into the room through a duct, the air is guided from the duct as compared to air blown directly into the room from the air conditioner or the like. The air is sent into the room as air with less airflow.

  According to the duct air conditioning / illumination integrated system having the above-described configuration, it is arranged on the ceiling of the room, has a bottom portion and a side portion, and includes a duct for guiding the air, so that air with less airflow feeling can be efficiently sent out. In addition, by restricting the flow by the duct, the airflow reachable range can be expanded. Furthermore, since the airflow reachable range can be expanded, even if the number of air conditioners or the like is reduced than usual, it is possible to achieve air conditioning with a small temperature difference in a plane.

  In addition, according to the duct air conditioning / illumination integrated system having the above-described configuration, the lighting device provided on the side of the duct is provided on the side of the duct and radiates light toward the ceiling. It is difficult to see from residents and has excellent design. And since the light emitted from the lighting fixture is emitted toward the ceiling, the light is diffused into the room, and the resident feels no glare compared to the light emitted directly from the lighting fixture into the room. , Can deliver a pleasant light.

  Furthermore, unlike the light radiated directly from the illuminator into the room, the illuminance can be reduced to save energy, but it plays the role of indirect illumination without reducing the brightness. Moreover, it can have a visual effect that the ceiling can be seen high by indirect lighting.

  As one aspect of the present invention, it is preferable that the duct includes a jaw portion protruding laterally from the side portion, and the lighting device is provided on the jaw portion.

  According to the duct air conditioning / illumination integrated system having the above-described configuration, the duct includes a jaw portion protruding from the side portion to the side, and the illuminator is provided on the jaw portion. The illuminating device is stably attached to the duct, is less visible to the occupant, and is more excellent in design.

  As another aspect of the present invention, it is preferable that the jaw portion includes a rising portion extending upward at a tip portion thereof.

  According to the duct air-conditioning / illumination integrated system having the above-described configuration, the jaw portion includes a rising portion extending upward at the distal end portion thereof, so that the lighting device is more difficult to see from the resident by the rising portion, and the design is improved. Even better. Moreover, it can prevent that the light radiated | emitted from the lighting fixture leaks directly in a room | chamber interior from a jaw part.

  As another aspect of the present invention, it is preferable that the lighting device is covered with a shade.

  According to the duct air conditioning / illumination integrated system having the above configuration, since the lighting device is covered with the shade, the lighting device covered with the shade becomes invisible to the occupant, improving the aesthetics, and further improving the design. It will be excellent. In addition, the light emitted from the illuminator is more easily diffused by the shade.

  As still another aspect of the present invention, it is preferable that the lighting device is a light guide plate lighting device provided on the side portion of the duct.

  According to the duct air conditioning / illumination integrated system having the above configuration, uniform light can be emitted to the surface by the light guide plate illuminator. Moreover, the resident can deliver comfortable light without feeling dazzle by the light emitted toward the ceiling from the light guide plate illuminator.

  As still another aspect of the present invention, the side portion of the duct includes a first side portion extending downward from the ceiling and a second side portion extending upward from the bottom portion of the duct, It is preferable that a gap is formed between the first side portion and the second side portion.

  According to the duct air conditioning / illumination integrated system configured as described above, the side of the duct includes a first side extending downward from the ceiling and a second side extending upward from the bottom of the duct, Since a gap is formed between the one side and the second side, the air guided by the duct is removed from the gap between the first side and the second side. Although it is sent out indoors, the light emitted from the illuminator cannot pass through the gap.

  That is, the air guided by the duct and sent out from the gap between the first side portion and the second side portion flows in a direction along the ceiling, descends as air with less airflow feeling, Will be sent to.

  In addition, light emitted from the lighting device toward the ceiling does not interfere with the duct through the gap, and the interior of the duct is not visible to the resident.

  As still another aspect of the present invention, the room includes a first wall part and a second wall part that are arranged to face each other, and the duct is provided near the end of the first wall part and the second wall part. It is preferable that it is formed so as to extend to the vicinity of the end of the second wall portion.

  The duct air conditioning / illumination integrated system configured as described above includes a first wall portion and a second wall portion that are arranged to face each other, and the duct includes a portion near the end of the first wall portion and the second wall portion. Since it is formed to extend to the vicinity of the end of the second wall, air with a low airflow feeling guided from the duct can be sent out efficiently throughout the room, and from the lighting fixture to the ceiling. The light emitted toward the room can be delivered over the entire room, and the resident can deliver comfortable light without feeling dazzling.

  As still another aspect of the present invention, it is preferable that the lighting device includes a straight tube type LED.

  According to the duct air conditioning / illumination integrated system having the above-described configuration, since the illuminator includes a straight tube type LED, the running cost can be reduced as compared with the case where a conventional fluorescent lamp or the like is used.

  As yet another aspect of the present invention, it is preferable that at least one of the ceiling and the side portion of the duct is covered with a reflective film that reflects the light emitted from the lighting fixture.

  According to the duct air conditioning / illumination integrated system having the above-described configuration, since at least one of the ceiling and the side of the duct is coated with a reflective film that reflects light emitted from the illumination fixture, Light emitted toward the ceiling is efficiently reflected by the reflective film, and even if the illuminance is reduced, the feeling of brightness is not reduced. In addition, more comfortable light can be delivered without feeling dazzling throughout the room.

  As still another aspect of the present invention, an air conditioner disposed on the ceiling in the room, and an air disposed along the ceiling and guiding the air blown from an air outlet of the air conditioner, It is preferable to include the duct according to any one of the above that sends out the air.

  According to the duct air conditioning / illumination integrated system configured as described above, the air conditioner disposed on the ceiling of the room and the air blown from the air outlet of the air conditioner are guided along the ceiling, Therefore, the air blown from the air outlet of the air conditioner is guided through the duct so that air with less airflow can be efficiently obtained. Can be sent out.

  Moreover, the lighting fixture provided in the side part of a duct is hard to be seen from a resident, and is excellent in design property. And a resident can deliver pleasant light without feeling dazzling.

  As described above, according to the duct air-conditioning / illumination integrated system of the present invention, it is possible to efficiently deliver air with excellent design and less airflow, and it is possible to deliver comfortable light without feeling dazzling. It can produce an excellent effect of being able to.

1 is a cross-sectional view showing a schematic configuration of a duct air conditioning / illumination integrated system according to an embodiment of the present invention. 1 is a plan view showing a schematic configuration of a duct air conditioning / illumination integrated system according to an embodiment of the present invention. It is the figure which looked at the duct air-conditioning and lighting integrated system which concerns on one Embodiment of this invention from the bottom. It is a figure which shows a mode that the air is being blown off to the perimeter zone via the duct air conditioning and illumination integrated system which concerns on one Embodiment of this invention. It is a figure which shows a mode that the general | schematic structure of the duct air conditioning and illumination integrated system which concerns on one Embodiment of this invention is provided in the office. It is sectional drawing of the lighting fixture provided in the side part of the duct air conditioning and the illumination integrated system which concerns on one Embodiment of this invention. It is sectional drawing of the modification of the lighting fixture provided in the side part of the duct air conditioning and lighting integrated system which concerns on one Embodiment of this invention. It is sectional drawing of the modification of the lighting fixture provided in the side part of the duct air conditioning and lighting integrated system which concerns on one Embodiment of this invention. It is sectional drawing of the modification of the lighting fixture provided in the side part of the duct air conditioning and lighting integrated system which concerns on one Embodiment of this invention. It is sectional drawing of the modification of the lighting fixture provided in the side part of the duct air conditioning and lighting integrated system which concerns on one Embodiment of this invention.

  Hereinafter, an outline of a duct air conditioning / illumination integrated system according to an embodiment of the present invention will be described with reference to the accompanying drawings.

  The duct air conditioning / illumination integrated system according to the present embodiment includes, for example, a duct air conditioner that supplies air using a duct installed in a ceiling space or the like in an office building or a public facility, and lighting. Is an integrally formed system.

  As shown in FIG. 1, the duct air conditioning / illumination integrated system 100 according to the present embodiment includes an air conditioning unit 10 and a lighting device 30 attached to the air conditioning unit 10. The configuration of the lighting tool 30 will be described later.

(Configuration of air conditioning unit 10)
The air-conditioning part 10 which concerns on this embodiment is arrange | positioned along the ceiling CL of the air conditioner 11 which is arrange | positioned at the ceiling CL of the room R, and has the air blower outlet 11a, as shown to FIGS. 11, a duct 12 that guides the air A blown from the air outlet 11 a and sends the air A into the room R. The arrows in FIGS. 1 to 3 represent the flow of air A.

  The room R includes a first wall portion W1 and a second wall portion W2 that are arranged to face each other. For example, a window W is provided in the first wall portion W1 and the second wall portion W2. In the room R, for example, a plurality of desks D, a plurality of sets of chairs C, a book shelf BS, a partition shelf PS, and the like are arranged as in a general office.

  In this embodiment, the air conditioner 11 can use a general air conditioner, for example, is used for a ceiling cassette type air conditioner, a ceiling cassette type air cleaner, or the like.

  In the present embodiment, the duct 12 has a side portion 13 and a bottom portion 14. An opening 15 through which air A is sent toward the room R is formed in the side portion 13 of the duct 12.

  More specifically, each of the side portions 13 of the duct 12 is formed with an opening 15 for sending out the air A blown from the air outlet 11a in the horizontal direction along the ceiling CL.

  In the present embodiment, the duct 12 is formed to extend to the vicinity of the first wall portion W1 and the vicinity of the second wall portion W2.

  In the present embodiment, a plurality of openings 15 are provided at intervals to the end 12 a of the duct 12. The plurality of openings 15 include a first opening 15a and a second opening 15b formed on the end 12a side of the duct 12 with respect to the first opening 15a. The second opening 15b has a larger opening area B than the first opening 15a.

  That is, the opening area B of the plurality of openings 15 is formed so as to increase toward the opening 15 toward the end 12 a of the duct 12.

  In the present embodiment, the plurality of openings 15 further include a third opening 15c formed on the end 12a side of the duct 12 from the second opening 15b.

  The distance between the second opening 15b and the third opening 15c is formed to be smaller than the distance between the first opening 15a and the second opening 15b. That is, the interval between the openings of the plurality of openings 15 is formed so as to decrease toward the end 12 a of the duct 12.

  In the present embodiment, the duct 12 includes a suction port 12b that sucks the air A blown from the air blower port 11a in the vicinity of the air blower port 11a. The inlet 12b is formed in a mesh shape, for example. In addition, in this embodiment, although the suction inlet 12b is formed in the mesh shape, it is not limited to this, For example, what has a desired flow coefficient and opening area as shown below If it is.

  In the present embodiment, when the flow coefficient at the suction port 12b is α, the flow coefficient α satisfies α ≧ 0.5.

  In the present embodiment, when the opening area at the suction port 12b is B and the effective area is αA, the value αA / B of the effective area αA with respect to the opening area B satisfies αA / B ≧ 0.4.

  In the present embodiment, a plastic resin is affixed to the upper surface inside the duct 12 in order to prevent dew condensation from occurring on the back surface of the ceiling CL and near the upper surface inside the duct 12 (not shown). More specifically, polystyrene resin is affixed to the upper surface inside the duct 12. The polystyrene resin preferably has a thickness of 15 mm or more.

  As shown in FIG. 4, a so-called perimeter zone in the vicinity of the first wall portion W1 (second wall portion W2) receives, for example, direct sunlight, and thus has a large thermal load. Therefore, in this embodiment, the blower outlet 16 which blows off the air A toward the 1st wall part W1 and the 2nd wall part W2 is formed in the edge part 12a of the duct 12. As shown in FIG. The air A from the duct 12 is preferentially blown from the blowout port 16 to the perimeter zone, thereby improving the efficiency of heat treatment in the perimeter zone.

  In this embodiment, the blower outlet 16 is provided with a wind direction plate 16a. The air A blown from the outlet 16 of the end 12a of the duct 12 flows downward through the wind direction plate 16a, and then along the first wall W1 (second wall W2). Since it flows, it is not blown out directly near the window W. With such a configuration, uniform air can be delivered to the vicinity of the first wall portion W1 (second wall portion W2).

  In the present embodiment, the bottom portion 14 of the duct 12 is formed in a flat shape. In the present embodiment, the bottom portion 14 of the duct 12 is formed in a flat shape, but the present invention is not limited to this. For example, the bottom portion 14 of the duct 12 may be formed in an arc shape. In the present embodiment, heat radiation from the bottom 14 of the duct 12 (see the arrow at the bottom 14 of the duct 12 in FIG. 3) contributes to reducing the vertical temperature difference of the duct air conditioning / illumination integrated system 100. To do.

  In the present embodiment, the duct 12 is disposed immediately above the partition shelf PS of the room R. Thereby, the air A blown out from the opening 15 of the duct 12 does not reach the resident in the room R directly, but passes through the partition rack PS in the room R to the resident at a position away from the duct 12. It reaches as a pleasant micro airflow.

(Configuration of the lighting device 30)
In this embodiment, as shown in FIGS. 6 to 10, the lighting device 30 further provided with a side portion 13 of the duct 12 disposed on the ceiling CL of the room R and emitting light toward the ceiling CL. . 6-10, the arrow shown with the dotted line in the figure represents the light radiated | emitted from the lighting fixture 30, or the light radiated | emitted by the ceiling CL.

  As shown in FIG. 6, the duct 12 includes a jaw portion 17 that protrudes laterally from the side portion 13. The illumination tool 30 is provided on the jaw 17. The jaw portion 17 includes a rising portion 17b extending upward at the distal end portion 17a.

(Modification 1 of the lighting fixture 30)
Alternatively, as illustrated in FIG. 7, the lighting device 30 may be covered with a shade 31. The illuminating device 30 is attached to the side portion 13 of the duct 12 in an obliquely downward direction. The light emitted from the lighting device 30 is easily dispersed by the shade 31.

(Modification 2 of lighting fixture)
Alternatively, as shown in FIG. 8, the lighting fixture 30 may be a light guide plate lighting fixture 32 provided on the side portion 13 of the duct 12.

(Modification 3 of lighting fixture)
Alternatively, as shown in FIG. 9, the side portion 13 of the duct 12 includes a first side portion 13 a extending downward from the ceiling CL and a second side portion 13 b extending upward from the bottom portion 14 of the duct 12. A gap S may be formed between the first side portion 13a and the second side portion 13b.

  In addition, although not shown in figure, the 1st side part 13a and the 2nd side part 13b may be inclined and provided with respect to the ceiling CL. For example, the first side portion 13 a and the second side portion 13 b may be provided to be inclined outward from the side portion 13 of the duct 12.

(Modification 4 of lighting fixture)
Alternatively, as shown in FIG. 10, a part of the side portion 13 of the duct 12 is formed as a pair of wind direction plates 13c and 13d, and the air A guided to the duct 12 is between the ceiling CL and the wind direction plate 13c. Alternatively, the air may be sent into the room R from between the pair of wind direction plates 13c and 13d.

  In the present embodiment, although not shown, the lighting tool 30 may include a straight tube type LED. Alternatively, the illumination tool 30 may be a fluorescent tube such as a general fluorescent lamp.

  As shown in FIGS. 6-8, in this embodiment, the reflective film 18 which reflects the light radiated | emitted from the lighting fixture 30 is coat | covered at least any one of the ceiling CL and the side part 13 of the duct 12. As shown in FIG. May be. In the present embodiment, the ceiling CL and the side portion 13 of the duct 12 are covered with a reflection film 18 that reflects light emitted from the illumination tool 30.

  At least one of the ceiling CL and the side portion 13 of the duct 12 is covered with a highly reflective film 18 having a diffuse reflectance of 90% or more. In the present embodiment, the ceiling CL and the side portion 13 of the duct 12 are covered with a highly reflective film 18 having a diffuse reflectance of 90% or more.

  As described above, according to the duct air conditioning / illumination integrated system 100 according to the present embodiment, the air A with less airflow feeling can be efficiently sent out, and the flow is restricted by the duct 12, thereby reaching the airflow. The range can be expanded. Furthermore, even if the number of air conditioners 11 and the like is reduced than usual, air conditioning with a small temperature difference can be achieved in a plane.

  Moreover, the lighting fixture 30 provided in the side part 13 of the duct 12 is hard to see from a resident, and is excellent in design property. And since the light radiated | emitted from the lighting fixture 30 is radiated | emitted toward the ceiling CL, compared with the light diffused in the room R and radiated | emitted directly from the lighting fixture 30 to the room R, a resident | We can deliver comfortable light without feeling dazzling.

  Moreover, unlike the light radiated directly from the lighting device 30 into the room R, it is possible to save energy by reducing the illuminance, but it plays the role of indirect lighting without reducing the feeling of brightness. Moreover, it can also have a visual effect that the ceiling CL can be made high by indirect illumination.

  In addition, the illuminating device 30 provided on the jaw portion 17 of the duct 12 is stably attached to the duct 12, is less visible to the occupant, and is more excellent in design.

  In addition, the lighting device 30 is more difficult to see from the resident by the rising portion 17b, and the design is further improved. Further, it is possible to prevent the light emitted from the lighting tool 30 from leaking directly from the jaw portion 17 into the room R.

  Moreover, the illumination tool 30 covered with the shade 31 becomes invisible from the occupants, improves the aesthetics, and further improves the design. In addition, the light emitted from the lighting tool 30 is more easily diffused by the shade 31.

  Further, the light guide plate illumination tool 32 can emit uniform light to the surface. Moreover, the resident can deliver comfortable light without feeling dazzle by the light radiated from the light guide plate illuminator 32 toward the ceiling.

  Further, the air A guided by the duct 12 and sent out from the gap S between the first side portion 13a and the second side portion 13b flows in a direction along the ceiling CL, and air having a less airflow feeling Then, it descends and is sent out into the room R.

  Further, the light emitted from the lighting device 30 toward the ceiling CL does not interfere with the duct 12 through the gap S, and the interior of the duct 12 is not visible to the occupant.

  In addition, the air A guided from the duct 12 with less airflow feeling can be efficiently sent over the entire room R, and the light emitted from the lighting device 30 toward the ceiling CL can be transmitted to the entire room R. The resident can deliver pleasant light without feeling dazzling.

  Further, the light emitted from the lighting device 30 toward the ceiling CL is efficiently reflected by the reflective film 18, and even if the illuminance is reduced, the feeling of brightness is not reduced. Moreover, more comfortable light can be delivered over the entire room R without feeling dazzling.

  In addition, by guiding the air blown from the air outlet 11a of the air conditioner 11 through the duct 12, it is possible to efficiently send out air with less airflow.

  Moreover, the lighting fixture 30 provided in the side part 13 of the duct 12 is hard to see from a resident, and is excellent in design property. And a resident can deliver pleasant light without feeling dazzling.

  Note that the duct air conditioning / illumination integrated system 100 of the present invention is not limited to the above-described embodiment, and may be changed as appropriate without departing from the gist of the present invention.

  In the said embodiment, although the polystyrene foam is affixed on the upper surface inside the duct 12 as a heat insulating material, it is not limited to this, Arbitrary heat insulating materials may be affixed. The point is that it can prevent condensation on the lower surface of the ceiling CL.

  In the said embodiment, the blower outlet 16 which blows off the air A toward the 1st wall part W1 and the 2nd wall part W2 is formed in the edge part 12a of the duct 12, and the wind direction board 16a is formed in the blower outlet 16. However, the present invention is not limited to this. For example, the end 12a of the duct 12 is connected to the end 12a of the duct 12 between the window W and the end 12a of the duct 12. An adhesive plate (not shown) may be provided.

  Thereby, the air A blown out from the blower outlet 16 is made into the left-right direction, ie, the 1st wall part W1 and the 2nd, from the direction which goes to the 1st wall part W1 and the 2nd wall part W2 with a backing plate. It can flow in the direction along the wall W2.

  In the said embodiment, although the duct 12 is arrange | positioned at the ceiling CL of the room R, for example, even if the duct 12 is the state connected to the 1st wall part W1 (2nd wall part W2). Good. The point is that the air A from the air outlet 11a of the air conditioner 11 or the like may be guided and sent to the room R.

  In the present embodiment, the highly reflective film 18 having a diffuse reflectance of 90% or more is covered. However, the present invention is not limited to this, and the light emitted from the lighting tool 30 toward the ceiling CL is efficiently reflected. Any resident can deliver a comfortable light without feeling dazzling.

  In the present embodiment, a wind direction plate may be provided in each of the plurality of openings 15. Thereby, the air A guided to the duct 12 can be sent out from each of the plurality of openings 15 at a desired angle by the wind direction plate. In this case, the plurality of wind direction plates may be provided so as to be inclined toward the end 12 a of the duct 12.

  The integrated duct air conditioning / lighting system of the present invention is effectively applied to an air conditioning system that supplies air using a duct installed in a ceiling space or the like in a building such as an office building or a public facility.

  DESCRIPTION OF SYMBOLS 10 Air conditioning part, 11 Air conditioner, 11a Air outlet, 12 Duct, 12a End part, 12b Inlet, 13 Side part, 13a First side part, 13b Second side part, 13c, 13d A pair of wind direction plates , 14 bottom part, 15 opening, 1st opening, 15b 2nd opening, 15c 3rd opening, 16 blower outlet, 16a wind direction board, 17 jaw part, 17a tip part, 17b rising part, 18 reflective film (high reflection) Film), 30 lighting fixtures, 31 shades, 32 light guide plate lighting fixtures, 100 duct air conditioning and lighting integrated system, A air, B opening area, C multiple sets of chairs, CL ceiling, D multiple desks, S clearance, R Indoor, W window, W1 first wall, W2 second wall, BS bookcase, PS partition shelf, α flow coefficient, αB effective area.

Claims (10)

A duct disposed on the ceiling of the room, having a bottom and sides and guiding air;
A duct air-conditioning / illumination integrated system, comprising: a lighting device provided on the side portion of the duct and emitting light toward the ceiling.   The duct air-conditioning / illumination integrated system according to claim 1, wherein the duct includes a jaw portion that protrudes laterally from the side portion, and the lighting device is provided on the jaw portion.   The duct air-conditioning / illumination integrated system according to claim 2, wherein the jaw includes a rising portion extending upward at a distal end thereof.   The duct air-conditioning / illumination integrated system according to claim 1, wherein the lighting fixture is covered with a shade.   2. The duct air conditioning / illumination integrated system according to claim 1, wherein the lighting fixture is a light guide plate lighting fixture provided on the side portion of the duct.   The side portion of the duct includes a first side portion extending downward from the ceiling, and a second side portion extending upward from the bottom portion of the duct, the first side portion, and the first side portion, The duct air conditioning / illumination integrated system according to any one of claims 1 to 5, wherein a gap is formed between the second side portions.   The room includes a first wall portion and a second wall portion arranged to face each other, and the duct is near an end portion of the first wall portion and an end portion of the second wall portion. The duct air conditioning / illumination integrated system according to any one of claims 1 to 6, wherein the duct air conditioning / illumination integrated system is formed.   The duct lighting air-conditioning / illumination integrated system according to any one of claims 1 to 7, wherein the lighting fixture includes a straight tube type LED.   The duct air conditioning according to any one of claims 1 to 8, wherein at least one of the ceiling and the side portion of the duct is covered with a reflective film that reflects the light emitted from the lighting device. -Integrated lighting system. An air conditioner disposed on the ceiling in the room;
The duct according to any one of claims 1 to 9, wherein the duct is disposed along the ceiling, guides wind blown from an air outlet of the air conditioner, and sends out the air into the room. Duct air conditioning and lighting integrated system.

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