JP4894601B2 - Interior sound output system - Google Patents

Description

  The present invention relates to an interior panel sound output system.

  Conventionally, an acoustic system in which a speaker device is attached to or incorporated in a wall of a room is known. However, when a speaker device is provided on a wall in this way, an obstacle to sound output from the speaker device such as a television set or furniture arranged in the room. There is also a problem that the speaker device provided separately from the wall is exposed in the room, which obstructs the appearance of the room. Further, for example, in Patent Document 1, there is one in which a speaker device that constitutes a work palate is provided in a work opening that is opened in the ceiling. Since Document 1 does not have speaker devices provided at a plurality of locations on the ceiling, sound cannot be output by the plurality of speaker devices, and there is no presentation effect or presence.

  Further, for example, Patent Document 2 discloses a speaker device in which a plurality of exciters are provided on the back surface of a sheet of steel that forms the surface of a bathroom work palate, and the work palate is a speaker device. Since a plurality of exciters are provided on the back surface of a sheet of steel, when the steel plate is vibrated by the exciter, this vibration is easily transmitted to the site that is vibrated by the other exciter of the steel plate and adversely affects the sound output. There is a fear.

In addition, when speaker devices are provided in a plurality of rooms in a building, it is necessary to provide an amplifier device for each speaker device, and there is a problem that costs increase.
JP 2006-328661 A JP 2006-133639 A

  The present invention has been invented in view of the above-described conventional problems, and can output sound from a plurality of rooms in a building, which is an obstacle to the sound output by a television or furniture placed in the room. It is an object of the present invention to provide an interior panel sound output system that can be prevented, has a good appearance, and can further reduce costs.

Interior Itaon output system of the invention, a plurality of exciters 2 to ceiling plate 1 constituting the ceiling surface of the plurality of rooms 7 of the building, providing one of the amplifier device 10 with respect to the plurality of exciters 2 , by inputting the sound signal to the exciter 2 through the amplifier device 10, an interior Itaon output system for outputting a sound in the room to vibrate the ceiling board 1 by exciter 2, sound output ceiling plate A rectangular frame 3 is fixed to the upper surface of 1a, and an exciter 2 is provided in a portion surrounded by the frame 3 on the upper surface of the sound output ceiling plate 1a, and a portion surrounded by the upper end of the frame 3 A fixing plate 5 having a rectangular shape is fixed to the lower surface side of the ceiling base structural member 4, and the upper surface side of the frame body 3 is used as a spacer on the lower surface side of the fixing frame 5. It is characterized by being fixed with an insulator 6 interposed .

With such a configuration, sound can be output from the ceiling surfaces of the plurality of rooms 7 in the building. Further, since the ceiling surface is composed of the ceiling plate 1 having the same appearance, including the portion that is vibrated by the exciter 2, the appearance is better as compared with a conventional speaker device provided separately from the ceiling. . Moreover, since only one amplifier device 10 is provided for the plurality of exciters 2, the cost can be reduced. Further, the frame 3 is fixed to the fixing frame 5 fixed to the ceiling base structural member 4 with the spacer insulator 6 interposed, thereby fixing the vibration for generating the sound of the sound output ceiling plate 1a. High-quality sound can be generated when the sound output ceiling plate 1a is vibrated to generate sound without being transmitted to the frame 5 side.

  The sound signal input means for inputting a sound signal to the amplifier device 10 includes a sound source connection unit 9 that can connect a sound source and a sound data storage unit that can store sound data, and is connected to the sound source connection unit 9. It is preferable to provide a switching means for switching whether the sound signal is supplied from the sound source to the amplifier apparatus 10 or the sound signal is supplied from the data storage means to the amplifier apparatus 10. It is possible to switch whether the sound from the sound source connected to the sound source connection unit 9 or the sound from the data storage means is output by the switching means.

  Further, the wall exciter 2a or the floor that vibrates the interior plate 15 when the sound signal from the amplifier device 10 is input to the interior plate 15 constituting the wall surface or floor surface of the room 7 provided with the exciter 2 on the ceiling. It is preferable to provide an exciter 2b for use. In this way, by providing the wall exciter 2a and the floor exciter 2b that the sound signal from the amplifier device 10 is input to the interior plate 15 constituting the wall surface and floor surface of the room 7 to vibrate the interior plate 15. In each room 7, sound is output from the ceiling surface, and the interior plate 15 can be output by the wall exciter 2 a and floor exciter 2 b, and sound can be output. it can. Since the sound signal output from the amplifier device 10 used for the ceiling exciter 2 is input to the wall exciter 2a and the floor exciter 2b, the wall exciter 2a or the floor exciter 2b Therefore, it is not necessary to separately provide an amplifier device 10 for reducing the cost.

  In the present invention, sound can be output from the ceiling surface of a plurality of rooms in a building, and in this case, since sound is output from the ceiling of each room, it is a failure of sound output from a television or furniture arranged in the room. Can be prevented. Moreover, since the ceiling surface is composed of a ceiling plate having the same appearance, including the portion that vibrates by the exciter, the appearance is good. Furthermore, a single ceiling board can be vibrated independently to output high-quality sound. In addition, since only one amplifier device is provided for a plurality of exciters, the cost can be reduced.

  Hereinafter, the present invention will be described based on embodiments shown in the accompanying drawings. FIG. 1 is an explanatory diagram showing a building to which an interior panel sound output system according to an example of the present embodiment is applied. The interior panel sound output system of this example can output sound from a plurality of locations on the ceiling surface of each room 7 to the room by a plurality of exciters 2 (exciters) provided on the ceilings of two rooms adjacent to each other in the building. It is a thing.

  As shown in FIG. 2, the ceiling surface of each room 7 is configured by arranging a plurality of ceiling plates 1 and attaching them to the ceiling base structure material 4. As the ceiling plate 1 constituting these ceiling surfaces, either a sound output ceiling plate 1a that is directly vibrated by an exciter 2 or generates a sound, or a normal ceiling plate 1b that does not generate sound is used. Most of the surface is composed of the ordinary ceiling plate 1b, and a plurality of portions of the ceiling surface are partially composed of the sound output ceiling plate 1a.

  The sound output ceiling board 1a is formed of kenaf material, plywood, other wood, metal such as iron or aluminum, rock wool material, plaster or the like. A rectangular frame 3 is fixed to the outer periphery of the upper surface of the sound output ceiling board 1a, and the frame 3 is made of metal such as aluminum or iron, resin, wood, or the like. The exciter 2 is provided in a portion surrounded by the frame 3 on the upper surface of the sound output ceiling plate 1a, and a back plate 17 is provided so as to cover the portion surrounded by the upper end of the frame 3. . The sound output ceiling plate 1a, the frame 3, the exciter 2, and the back plate 17 constitute a sound output ceiling plate unit A, whereby a sound signal is input to the exciter 2 so that sound as a diaphragm is obtained. The output ceiling board 1a is directly vibrated to generate sound toward the room. Only one exciter 2 is provided for one sound output ceiling board 1a.

  The ceiling base structural member 4 to which the sound output ceiling plate 1a and the ordinary ceiling plate 1b are attached is composed of long beams 4a arranged in parallel at regular intervals, and the sound output is performed so as to be hung on the lower surface side of these beams 4a. The ceiling plate 1a and the ordinary ceiling plate 1b are attached. In order to attach the sound output ceiling board unit A to the beam 4a, a rectangular fixing frame 5 is fixed to the lower surface side of the beam 4a, and the rectangular frame 3 is fixed to the lower surface side of the fixing frame 5. The upper surface side is fixed by a screw 12 with a spacer insulator 6 interposed. The fixing frame 5 is made of metal such as aluminum or iron, resin, wood or the like. By fixing the frame 3 to the fixing frame 5 with the spacer insulator 6 interposed therebetween, the vibration for generating the sound of the sound output ceiling board 1a is not transmitted to the fixing frame 5 side, and the sound When the output ceiling board 1a is vibrated to generate sound, high-quality sound can be generated.

  Further, the ordinary ceiling board 1b is attached to the beam 4a in a state of being separated from the sound output ceiling board 1a. In order to attach the ordinary ceiling plate 1b to the beam 4a, the field edge 26 fixed to the end portion of the upper surface of the ordinary ceiling plate 1b is fixed to the lower end portion of the hanging tree 27 having the upper end portion fixed to the beam 4a.

  Since the frame 3 provided on the upper surface of the sound output ceiling plate 1a is attached to the fixing frame 5 fixed to the beam 4a, it is not necessary to attach the sound output ceiling plate 1a to the adjacent ordinary ceiling plate 1b. As shown in FIG. 2, a gap is provided between the sound output ceiling plate 1a and the normal ceiling plate 1b so that the vibration of the sound output ceiling plate 1a that generates sound is not transmitted to the normal ceiling plate 1b. When the sound output ceiling plate 1a vibrates to generate sound, the vibration is not transmitted to the adjacent normal ceiling plate 1b. When generating the sound by vibrating the sound output ceiling board 1a, it is possible to generate a high-quality sound. The entire ceiling surface composed of the normal ceiling board 1b and the sound output ceiling board 1a includes a ceiling such as a cross, including the gap between the sound output ceiling board 1a and the normal ceiling board 1b. A surface finish 28 is attached.

  As shown in FIG. 1, when the center line a passing through the middle between a pair of opposing edges of the rectangular ceiling surface of each room 7 in a plan view is defined as a front-rear direction, a direction parallel to the center line a is the above-described excitation. A total of four units 2 (sound output ceiling board unit A) are provided on the ceiling surface of each room 7 in front and rear so as to be symmetrical with respect to the center line a. Even if the listener faces any of the four walls, the exciter 2 is positioned on the left and right side portions of the front and rear of the ceiling surface.

  FIG. 3 is a block diagram of the interior panel sound output system of this example. The interior panel sound output system includes a sound signal input means including a sound source connection unit 9 to which a sound source can be connected, a single amplifier device 10 to which a sound signal from the sound source connection unit 9 is input, and an output from the amplifier device 10 A plurality of sound output ceiling board units A provided in the rooms 7 to which the sound signals are input are provided.

  The sound source connection unit 9 is provided in each of the controllers 11 provided on the wall of each room 7. Examples of the sound source connected to each sound source connection unit 9 include a stereo device and a television. The sound source connection unit 9 can connect the sound source in a detachable manner. However, the sound source connection unit 9 may be directly connected to the amplifier device 10 without providing the sound source connection unit 9. The sound source may be a radio, a USB memory capable of storing various music data, a memory card, cable broadcasting, sanitary broadcasting, the Internet, or the like.

  The amplifier device 10 is installed on the ceiling or the like of the room 7 and is arranged in the middle part of the adjacent rooms 7 as shown in FIG. The wiring 13 connecting the amplifier device 10 and each exciter 2 is wired so as not to be exposed to the room through the back of the ceiling. The amplifier device 10 amplifies a sound signal input from a sound source via the sound source connection unit 9 and outputs the amplified sound signal to each exciter 2, that is, in this example, to one amplifier device 10. On the other hand, eight exciters 2 are provided. Note that the amplifier device 10 may have a function of processing a sound signal input from a sound source into a stereo signal or a surround signal.

  The amplifier device 10 can adjust the output of a sound signal and the like by operating a controller 11 provided in each room 7. Each controller 11 may be connected to the amplifier device 10 by wire or may be wireless.

  In the interior panel sound output system, the sound signal output from the sound source is amplified by the amplifier device 10, and the sound signal is assigned to each exciter 2 in each room 7 and input. The corresponding sound output ceiling plate 1a is driven by this to output sound from a plurality of locations on the ceiling surface of each room 7.

  In this way, the interior panel sound output system of this example can output sound by outputting sound from the ceiling surface of each room 7, and in each room 7, effects such as surround and surround from multiple places on the ceiling surface Sound with a feeling can be output. Further, in this case, since the sound is output from the ceiling, it is possible to prevent the output sound from being obstructed by the television or furniture arranged in the room 7. Further, since the ceiling surface is composed of the ceiling plate 1 having the same appearance, including the portion that is vibrated by the exciter 2, the appearance is better as compared with a conventional speaker device provided separately from the ceiling. . Furthermore, one exciter 2 can independently vibrate one ceiling plate 1, and this vibration can be prevented from being transmitted to other ceiling plates 1 and adversely affecting sound output. Moreover, since only one amplifier device 10 is provided for the plurality of exciters 2, the cost can be reduced.

  Next, another example of the internal panel sound output system different from the above will be described. In the following explanation, the same number is given about the same composition as the above-mentioned interior board sound output system, and the duplicate explanation is omitted.

  The interior panel sound output system of this example shown in FIG. 4 includes a data storage device 14 (sound data storage means) capable of storing sound data separately from the sound source connection unit 9 described above. The storage device 14 and the sound source connection unit 9 constitute sound signal input means. The data storage device 14 is connected to the amplifier device 10 and the controller 11 via the wiring 13, and operates the controller 11 to supply a sound signal from the sound source connected to the sound source connection unit 9 to the amplifier device 10. Alternatively, whether the sound signal is supplied from the data storage device 14 to the amplifier device 10 can be switched. That is, in this example, the controller 11 constitutes the switching means.

  In this example, the data storage device 14 is connected only to the controller 11 in one room 7 out of the controllers 11 in all the rooms 7 in which the exciter 2 is provided in the data storage device 14, and the amplifier 11 is connected only by the controller 11. The sound signal input to the device 10 can be switched and the data storage device 14 can be controlled. However, the data storage device 14 is connected to the controller 11 in each room 7, and the controller 11 in all rooms is connected to the amplifier device 10. The input sound signal may be switched and the data storage device 14 may be controlled.

  Next, another example of the internal panel sound output system different from the above will be described. In addition, in the following description, the same number is attached | subjected about the same structure as an interior board sound output system of an example, and the overlapping description is abbreviate | omitted.

  The interior board sound output system of this example shown in FIG. 5 is provided with one wall exciter 2 a in one room 7 and one floor exciter 2 b in the other room 7. The wall exciter 2 a is provided on the outdoor surface of an arbitrary wall plate 15 a among the plurality of wall plates constituting the wall surface of the room 7, and the floor exciter 2 b is a plurality of pieces constituting the floor surface of the room 7. Are provided on the lower surface of an arbitrary floor plate 15b. The wall exciter 2a and the floor exciter 2b are connected to the amplifier device 10 to which the ceiling exciter 2 is connected, and the sound signal output from the amplifier device 10 is input to the corresponding wall plate 15a or The floor plate 15b is vibrated to output sound.

  The wall exciter 2a and the floor exciter 2b are provided on the back surface of the interior plate 15 made up of the wall plate 15a or the floor plate 15b of each room 7 in the same manner as the exciter 2 for the ceiling. That is, the wall plate or floor plate constituting the wall surface and floor surface of each room 7 is a normal interior plate that does not generate sound and sound that is directly vibrated by the wall exciter 2a or floor exciter 2b and generates sound. Any one of the output interior plates 15 is used, and among them, the sound output interior plate 15 is provided with the wall exciter 2a and the floor exciter 2b to constitute the sound output interior plate unit 16. In addition, the wall board and floor board of each room are attached so that it may span over the wall base structure material which consists of a pillar, a stud, etc. or the floor base structure material which consists of joists etc.

  In this way, by providing the wall exciter 2 a and the floor exciter 2 b that input the sound signal from the amplifier device 10 and vibrate the interior plate 15 to the interior plate 15 constituting the wall surface and floor surface of the room 7. In each room 7, sound can be output from the ceiling surface by the exciter 2, and the interior plate 15 can be vibrated by the wall exciter 2a or the floor exciter 2b to output sound from the wall surface or floor surface. Sounds with effects and presence can be output. Since the sound signal output from the amplifier device 10 used for the ceiling exciter 2 is input to the wall exciter 2a and the floor exciter 2b, the wall exciter 2a or the floor exciter 2b is used. Therefore, it is not necessary to separately provide the amplifier device 10 for reducing the cost, and the cost can be reduced.

  In this example, only one of the wall exciter 2a or the floor exciter 2b is provided in each room 7, but both the wall exciter 2a and the floor exciter 2b may be provided in each room 7. . Further, in this example, the wall exciter 2a and the floor exciter 2b are provided in the interior panel sound output system of one example, but the wall exciter 2a and the floor exciter are provided in the interior panel sound output system of another example. An exciter 2b may be provided.

  In each of the above examples, the exciter 2 is provided at four locations on the ceiling of each room 7. However, the exciter 2 may be provided only at one location on the ceiling surface, or provided at a plurality of locations excluding the four locations. It may be. In each of the above examples, the exciters 2, 2a, 2b are provided in the two rooms of the building to output sound. However, the exciters 2, 2a, 2b are provided in three or more rooms to output the sound. May be.

It is explanatory drawing of the building to which the interior board sound output system of an example of embodiment of this invention is applied. It is sectional drawing of the ceiling part of a room same as the above. It is a block diagram of an interior board sound output system same as the above. It is explanatory drawing of the building to which the interior board sound output system of the other example is applied. Furthermore, it is explanatory drawing of the building to which the interior board sound output system of another example is applied.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Ceiling board 2 Exciter 7 Room 9 Sound source connection part 10 Amplifier apparatus 15 Interior board

Claims (3)

A plurality of exciters are provided on a ceiling plate constituting a ceiling surface of a plurality of rooms in a building, one amplifier device is provided for the plurality of exciters, and a sound signal is input to the exciter through the amplifier device. An interior panel sound output system for outputting sound to the room by vibrating the ceiling board with an exciter, and fixing a rectangular frame to the upper surface of the sound output ceiling board. A fixing frame in which an exciter is provided in a portion surrounded by a frame on the upper surface, a back plate is provided so as to cover a portion surrounded by the upper end of the frame, and a rectangular shape is formed on the lower surface side of the structural material for ceiling foundation The interior panel sound output system is characterized in that the upper surface side of the frame body is fixed to the lower surface side of the fixing frame with a spacer insulator interposed therebetween .   The sound signal input means for inputting a sound signal to the amplifier device includes a sound source connection unit capable of connecting a sound source and a sound data storage unit capable of storing sound data, and the sound source is connected to the sound source connection unit. 2. The interior panel sound output system according to claim 1, further comprising switching means for switching between supplying a sound signal to the apparatus or supplying a sound signal from the sound data storage means to the amplifier apparatus. .   A wall exciter or a floor exciter that vibrates the interior plate when a sound signal from the amplifier device is input to an interior plate constituting a wall surface or floor surface of a room provided with the exciter on the ceiling is provided. The interior panel sound output system according to claim 1 or 2, characterized by the above-mentioned.

Images