JP2013194497A - Ceiling structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a ceiling structure capable of unifying the design of a ceiling surface and improving the style and appearance no matter which of a panel for sound and a panel for air conditioning exchange is performed to.SOLUTION: One of a plurality of ceiling panels 6 suspended by a ceiling slab is constituted of a panel 7 for sound having an opening capable of emitting sound from acoustic equipment housed in an internal space between the ceiling slab and the ceiling panel into a room, and a panel 8 for air conditioning having an opening capable of blowing air from air conditioning equipment into the room, and the shapes of openings 16 of the panel 7 for sound and the panel 8 for air conditioning are made almost the same.

Description

  The present invention suspends a grid-like panel support frame by a hanging means hanging from an indoor ceiling slab in an office or public facility, and each ceiling panel is mounted in a plurality of rectangular frame portions in the panel support frame. Related to the ceiling structure.

  A ceiling structure in which a lattice-like panel support frame is suspended by suspension means hanging from an indoor ceiling slab, and ceiling panels are respectively mounted in a plurality of rectangular frame portions in the panel support frame is disclosed in, for example, Patent Document 1 And is publicly known. Also, as described in Patent Document 2, an embedded speaker is attached to a part of the ceiling panel, and the sound of this speaker is directly radiated into the room. As shown, there are speakers in which a speaker is attached to the center of a rectangular ceiling panel, and an air outlet from an air conditioner provided on the back of the ceiling is provided on the panel surface surrounding the speaker.

JP 2004-316368 A JP 2009-17102 A JP-A-5-133582

  In the device described in Patent Document 2, the shape of the ceiling panel in the portion where the speaker is embedded is different from the shape of the ceiling panel in the other portion, so that the appearance of the ceiling surface is deteriorated. Moreover, in what is described in Patent Document 3, since the speaker is exposed on the lower surface of the ceiling panel, it does not look good, and an air outlet is provided on the panel surface surrounding the speaker. The shape of the ceiling panel in the portion where the air outlet is provided is greatly different from the shape of the ceiling panel in the other portion. For this reason, the design of the panel on which the speaker is attached and the panel on the other part cannot be unified, and there is a problem that the appearance and aesthetics of the ceiling surface deteriorate.

  The present invention has been made paying attention to such a problem, and one of a plurality of ceiling panels has an opening having substantially the same shape, and an acoustic panel capable of radiating sound from an acoustic device into a room. And air conditioning panels that can blow out the air from the air conditioner to any one of them, and the ceiling surface design can be unified to improve the appearance and aesthetics. The purpose is to provide such a ceiling structure.

In order to solve the above problems, the ceiling structure of the present invention is:
In a ceiling structure in which a lattice-like panel support frame is suspended by suspension means depending from a ceiling slab, and a ceiling panel is mounted in each of a plurality of rectangular frame portions in the panel support frame,
Any of the plurality of ceiling panels includes an acoustic panel having an opening that can radiate sound from an acoustic device housed in an internal space between the ceiling slab and the ceiling panel, and an air conditioner. And an air conditioning panel having an opening through which air can be blown into the room, and the shape of the opening of the acoustic panel and the air conditioning panel is substantially the same.
According to this feature, even if one of the plurality of ceiling panels is replaced with any one of the acoustic panel and the air conditioning panel, or the plurality of ceiling panels are replaced with the acoustic panel and the air conditioning panel, respectively. Even if it is exchanged, there is no sense of incongruity and the design of the ceiling surface is unified, so the appearance and aesthetics can be improved.

The ceiling structure of the present invention is
The openings of the acoustic panel and the air conditioning panel are provided along the four sides of the rectangular frame.
According to this feature, sound or air is diffused widely in the room and emitted from the opening of each panel.

The ceiling structure of the present invention is
Between the opposing surfaces of the acoustic panel and the ceiling slab, a closed space whose periphery is closed by a side plate is formed, and the acoustic device is accommodated in the sealed space.
According to this feature, the sound from the acoustic device can be radiated in a concentrated manner toward the acoustic panel without spreading around.

The ceiling structure of the present invention is
A sound guide plate for guiding the sound radiated from the acoustic device to the opening side of the acoustic panel is provided on the top surface of the acoustic panel.
According to this feature, the sound from the acoustic device can be effectively radiated toward the opening of the acoustic panel.

The ceiling structure of the present invention is
The sound guide plate is a quadrangular pyramid or a cone.
According to this feature, when a bottom view square or circular opening is provided on the outer peripheral portion of the acoustic panel, sound from the acoustic device can be effectively radiated toward all the openings. .

It is an upper perspective view which shows the ceiling structure of this invention by notching a part of ceiling slab and the side wall of a room. (A) is a lower perspective view which shows the state which replaced the ceiling panel before replacement | exchange, and (b) is the panel for sound or the panel for an air conditioning. FIG. 3 is an enlarged longitudinal sectional side view taken along line III-III in FIG. 1. It is a vertical side view of the same site | part as FIG. 3 when it replaces | exchanges for the panel for air conditioning.

  EMBODIMENT OF THE INVENTION The form for implementing the ceiling structure which concerns on this invention is demonstrated below based on an Example.

  FIG. 1 is an upper perspective view showing the ceiling structure of the present invention by cutting away a part of a ceiling slab 1 and a side wall 2 of a room, and lower ends of a plurality of suspension supports 3 as suspension means depending from the ceiling slab 1. Thus, the panel support frame 4 having a lattice shape is suspended. A ceiling panel 6 is fitted into the plurality of rectangular frame portions 5 in the panel support frame 4 from above.

  In the ceiling structure of the present invention, as shown in FIG. 2A, any one of the plurality of ceiling panels 6 has the shape of the opening substantially the same as shown in FIG. It can be exchanged for either an acoustic panel 7 that can radiate sound from the acoustic equipment into the room, or an air conditioning panel 8 that can blow out air from the air conditioning equipment into the room.

  FIG. 3 is an enlarged longitudinal side view taken along the line III-III in FIG. 1, and is an example in which one of the plurality of ceiling panels 6 is replaced with an acoustic panel 7. In this example, an acoustic device 9 having a speaker disposed in the center is accommodated in an internal space between the ceiling slab 1 and the ceiling panel 6, and the sound from the acoustic device 9 is transmitted via the acoustic panel 7. It is supposed to be radiated indoors.

  As shown in FIG. 3, the acoustic device 9 is accommodated in a box-like case 10 having an open lower surface composed of an upper surface plate 10 a and four side plates 10 b as follows. That is, the upper U-shaped support fittings 11, 11 are fitted to the two places in the longitudinal direction of the audio equipment 9 from below, and the outwardly facing pieces 11 a at the upper ends of both the support fittings 11 and the upper surface plate 10 a of the case 10. Are connected by four bolts 12 inserted into the upper surface plate 10a from above and nuts 13 screwed to the lower ends thereof, so that the acoustic device 9 is connected to the lower surface of the upper surface plate 10a of the case 10 with sound. It is attached so that it can radiate downward. Further, the cable 14 or the like extending from the acoustic device 9 is led out from a hole formed in the upper surface plate 10 a of the case 10.

  The acoustic panel 7 has a rectangular shape at the upper end that is substantially the same size as the lower surface of the case 10 and a lower end surface of the outer peripheral portion that forms a square that can be placed on the upper surface of the rectangular frame portion 5. In the outer peripheral portion excluding the central portion, a plurality of inner and outer openings 16 are formed along the four sides of the rectangular frame portion 5 so as to open in a square shape toward the room. Each opening 16 opens in both the upper and lower directions and communicates with each other at the corner (see FIG. 2B).

  A plurality of locations at the upper end of the outermost side plate 7 a forming a square in plan view in the acoustic panel 7 are fixed to the outer surface of the lower end of the side plate 10 b of the case 10 by screws 17, and above the acoustic panel 7. A closed space S is formed.

  A quadrangular pyramid or conical sound guide plate 18 is fixed to the upper surface of the upper plate 7b in the center of the acoustic panel 7 and comes out of the speaker in the center of the acoustic device 9 as shown by the arrow in FIG. Sound is guided toward the opening 16 by the sound guide plate 18.

  Next, an example in which one of the plurality of ceiling panels 6 is replaced with an air conditioning panel 8 capable of blowing air from the air conditioning equipment indoors will be described with reference to FIG. In addition, the same code | symbol is attached | subjected to the member similar to the said panel 7 for acoustics, and the detailed description is abbreviate | omitted.

  The air conditioning panel 8 is mounted on the rectangular frame portion 5 by placing the lower end surface of the outer peripheral portion thereof on the upper surface of the rectangular frame portion 5 so as to be close to the suspension support 3. In addition, in order to prevent the air-conditioning panel 8 from being dropped, a plurality of locations on the outer peripheral surface of the upper end portion of the side plate 8 a are connected to the plurality of suspension supports 3 with wires 19.

  A plurality of internal and external openings 16 having the same shape as the acoustic panel 7 are formed in the outer peripheral portion of the air conditioning panel 8, and the shape viewed from the room is the same as the acoustic panel 7.

  At the upper end of the side plate 8 a of the air conditioning panel 8, an air introduction chamber 20 having an open top center communicating with each opening 16 is continuously provided, and an accordion-shaped duct connected to the upward cylindrical portion 21 of the opening. Air from an air conditioner (not shown) is introduced into the air conditioning panel 8 via 22.

  As described above, in the ceiling structure of the above-described embodiment, any one of the plurality of ceiling panels 6 suspended by the ceiling slab 1 via the panel support frame 4 has the same shape as the opening 16. The acoustic panel 7 that can emit sound from the acoustic device 9 into the room and the air conditioning panel 8 that can blow out air from the air conditioner into the room can be exchanged, and the acoustic panel 7 By making the shape of the opening 16 with the air conditioning panel 8 the same, the acoustic panel 7 and the air conditioning panel 8 can be replaced with each other, or a plurality of the ceiling panels 6 can be respectively replaced with the acoustic panel. Even if it replaces with 7 and the panel 8 for an air conditioning, there is no sense of incongruity, the design of a ceiling surface can be unified, and the appearance and aesthetics can be improved.

  When the acoustic panel 7 is replaced, the acoustic device 9 accommodated in the back of the ceiling is accommodated in the closed space S in which the outer peripheral surface is closed, that is, in the case 10 in which only the lower surface is opened. The sound from 9 is not diffused to the surroundings and can be radiated intensively toward the acoustic panel 7.

  Furthermore, by providing a square pyramid or conical sound guide plate 18 on the upper surface of the central portion of the acoustic panel 7, the sound from the acoustic device 9 is effectively radiated toward the opening of the acoustic panel 7. can do.

  Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.

  In the above-described embodiment, the acoustic device 9 is attached to the lower surface of the case 10 with the lower surface open, and the case 10 is fixed to the lower surface of the ceiling slab 1. The acoustic device 9 is directly attached to the lower surface of the ceiling slab 1. May be. At this time, a closed space whose periphery is closed by a side plate may be formed between the facing surfaces of the ceiling slab 1 and the acoustic panel 7 to prevent sound diffusion.

  Moreover, in the said Example, although the upper part of the panel 8 for air conditioning is connected to the air conditioner via the duct 22, an air conditioner is attached to the ceiling slab 1 above the panel 8 for air conditioning, and it discharges from this air conditioner It is also possible to introduce the air to be directly introduced into the air conditioning panel 8.

  Further, in the above-described embodiment, an example in which one of the plurality of ceiling panels 6 is replaced with the acoustic panel 7 or the air conditioning panel 8 has been described. However, the plurality of ceiling panels 6 are replaced with the acoustic panel 7 or the air conditioning panel. The panel 8 may be replaced.

  The shape of the opening 16 formed in the acoustic panel 7 and the air conditioning panel 8 is not limited to the above-described embodiment, and may be any shape as long as they are substantially the same shape.

1 Ceiling slab 2 Side wall 3 Suspension support (suspending means)
4 Panel Support Frame 5 Square Frame 6 Ceiling Panel 7 Acoustic Panel 7a Side Plate 7b Top Plate 8 Air Conditioning Panel 8a Side Plate 9 Audio Equipment 10 Case 10a Top Plate 10b Side Plate 11 Supporting Metal 11a Outward Piece 12 Bolt 13 Nut 14 Cable 15 Bolt 16 Opening 17 Screw 18 Sound guide plate 19 Wire 20 Air introduction chamber 21 Cylindrical portion 22 Duct S Closed space

Claims (5)

In a ceiling structure in which a lattice-like panel support frame is suspended by suspension means depending from a ceiling slab, and a ceiling panel is mounted in each of a plurality of rectangular frame portions in the panel support frame,
Any of the plurality of ceiling panels includes an acoustic panel having an opening that can radiate sound from an acoustic device housed in an internal space between the ceiling slab and the ceiling panel, and an air conditioner. A ceiling structure comprising: an air conditioning panel having an opening through which air can be blown into a room, and the openings of the acoustic panel and the air conditioning panel have substantially the same shape.   The ceiling structure according to claim 1, wherein openings of the acoustic panel and the air conditioning panel are provided along four sides of the rectangular frame portion.   3. The closed space in which the periphery is closed by a side plate is formed between opposing surfaces of the acoustic panel and the ceiling slab, and the acoustic device is accommodated in the sealed space. Ceiling structure.   The ceiling according to any one of claims 1 to 3, wherein a sound guide plate is provided on the upper surface of the acoustic panel to guide the sound radiated from the acoustic device to the opening side of the acoustic panel. Construction.   The ceiling structure according to claim 4, wherein the sound guide plate is a quadrangular pyramid or a cone.

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