JP2008271435A - Interior decoration plate sound output system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an interior decoration plate sound output system that can output a sound with performance effects and presence in a room by outputting sounds from a plurality of places on a ceiling surface and prevent hindrance to sounds generated by a television set, furniture, etc., arranged in the room, has good appearance, and can prevent vibrations of the output sound from being transmitted to a circumference and output a sound of high sound quality. <P>SOLUTION: The ceiling surface of the room is vibrated by an exciter 2a to output a sound in the room. The ceiling surface of the room 7 comprises a plurality of ceiling plates 1. Exciters 2a are provided for respective ceiling plates 1a provided at a plurality of places on the ceiling surface. Corresponding ceiling plates 1a are vibrated by respective exciters 2a independently of one another. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an interior panel sound output system that outputs sound by vibrating a ceiling surface constituting an interior surface of a room by an exciter.

  Conventionally, there is known an acoustic system in which a sound source 30 composed of a stereo device or the like as shown in FIG. 5 and a speaker device 31 connected to the sound source 30 are installed in a room. In this way, the speaker device 31 is installed in a room. In such a case, there is a problem that the wiring 9 connecting the speaker device 31 and the sound source 30 is exposed in the room.

  Conventionally, there is a speaker device attached to or built in a wall, and the speaker device and a sound source are connected by a wiring routed around the back of the wall. However, when a speaker device is provided on the wall in this way, There is a risk that furniture or the like may be an obstacle to the sound output from the speaker device, and 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 provide speaker devices at a plurality of locations on the ceiling, sound cannot be output by the plurality of speaker devices, and the effect is low.

Further, for example, Patent Document 2 discloses a speaker device in which a plurality of exciters are provided on the back surface of one steel plate constituting the surface of a work palate in a bathroom, and this work is disclosed as one. Since a plurality of exciters are provided on the back surface of a sheet of steel, when the steel plate is vibrated by an exciter, this vibration is easily transmitted to a site that vibrates by another exciter of the steel plate, and adversely affects sound output. There is a fear.
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 locations on the ceiling surface to output sound with a stunning effect and presence in the room. Providing an interior panel sound output system that can prevent the sound output from furniture, etc. from being obstructed, has a good appearance, and prevents the vibration of the output sound from being transmitted to the surroundings, and can output high-quality sound. The task is to do.

  The interior panel sound output system according to the present invention is an interior panel sound output system that outputs sound into the room by vibrating the ceiling surface of the room 7 by the exciter 2a, and the ceiling surface of the room 7 has a plurality of ceilings. An exciter 2a is provided on each ceiling plate 1a that is configured by the plate 1 and is located at a plurality of locations having different ceiling surfaces, and the corresponding ceiling plate 1a is vibrated independently by each exciter 2a.

  With such a configuration, it is possible to output sound from a plurality of locations on the ceiling surface and output sound with a production effect or presence in the room, and by outputting sound from the ceiling, TVs, furniture, etc. arranged in the room 7 It is possible to prevent the output sound from becoming an obstacle. Moreover, since the ceiling surface is composed of the ceiling plate 1 having the same appearance, including the portion that vibrates by the exciter 2a, the appearance is good. Furthermore, the ceiling plates 1a located at a plurality of locations on the ceiling surface can be vibrated independently by the exciter 2a. In this case, the exciters 2a are provided on the separate ceiling plates 1a. Can be prevented from being transmitted to the surroundings, and this vibration can be prevented from adversely affecting the sound output, and this vibration can also be prevented from adversely affecting the sound output by the other ceiling plate 1a.

  In addition, it is preferable that the wall plate 15a constituting the wall surface of the room 7 or the floor plate 15b constituting the floor surface of the room 7 is provided with exciters 2b and 2c that vibrate the wall plate 15a or the floor plate 15b and output sound. In this case, it is possible to output sound from the wall surface or floor surface, and it is possible to output sound with a more dramatic effect and presence.

  Moreover, it is preferable to provide a pair of exciters 2a so that a line passing through the center between a pair of opposing edges of the ceiling surface is a center line a, and the ceiling surface is symmetrical about the center line a. In this case, it is possible to output sound from the exciter 2a at a position that is symmetrical with respect to a person in the vicinity of the center of the room, and it is possible to output a sound with a more dramatic effect and presence.

  Moreover, it is preferable to provide a sound processing unit 14 that surrounds the sound signal output from the sound source and inputs the sound signal to each of the exciters 2a to 2c. Sounds with a stage effect and presence that are surround-processed by a plurality of exciters can be output.

  In the present invention, it is possible to output sound from a plurality of locations on the ceiling surface to output sound with a high effect in the room, and since the sound is output from the ceiling, it is an obstacle to the 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 by an exciter, and thereby high-quality sound can be output.

  Hereinafter, the present invention will be described based on embodiments shown in the accompanying drawings. FIG. 1 is an explanatory view showing a room of a building to which an interior panel sound output system according to an embodiment of the present invention is applied. As the room 7, living rooms such as a living room, a bedroom, a study, a children's room 7, a kitchen, a toilet room, etc. Is mentioned. Exciters (exciters) 2 are provided on the ceiling surface, wall surface, and floor surface of the room 7, and each exciter 2 thus provided vibrates the ceiling surface, wall surface, and floor surface to generate sound. Can output sound. In the following description, when particularly distinguished, the exciters provided on the ceiling surface, the wall surface, and the floor surface are referred to as a ceiling exciter 2a, a wall exciter 2b, and a floor exciter 2c, respectively.

  First, the mounting structure of the ceiling exciter 2a will be described.

  As shown in FIG. 2, the ceiling surface of the room 7 is formed by arranging a plurality of ceiling plates 1 serving as interior boards and attaching them to the ceiling base structure 4. As the ceiling board 1 constituting these ceiling surfaces, either a sound output ceiling board 1a that is directly vibrated by a ceiling exciter 2a to generate sound or a normal ceiling board 1b that does not generate sound is used. Most of the ceiling 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 ceiling exciter 2a is provided in a portion surrounded by the frame 3 on the upper surface of the sound output ceiling plate 1a, and one ceiling exciter 2a is provided for one sound output ceiling plate 1a. Only provided. Further, a back plate 17 is provided so as to cover a portion surrounded by the upper end portion of the frame body 3. The sound output ceiling plate 1a, the frame 3, the ceiling exciter 2a, and the back plate 17 constitute the sound output ceiling plate unit A, and vibration is generated by inputting a sound signal to the ceiling exciter 2a. The sound output ceiling board 1a as a board is directly vibrated to generate sound toward the room. Only one ceiling exciter 2a is provided for one sound output ceiling plate 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.

  Moreover, although illustration is abbreviate | omitted about the attachment structure of the wall exciter 2b and the floor exciter 2c, it is the same as the attachment structure of the said ceiling exciter 2a. That is, the wall exciter 2b and the floor exciter 2c are provided on the back surface of the interior plate 15 made of the wall plate 15a or the floor plate 15b, similarly to the ceiling exciter 2a. The wall plate 15a or the floor plate 15b constituting the wall surface and floor surface of the room 7 is a normal interior plate that does not generate sound, and sound that is directly vibrated by the wall exciter 2b or floor exciter 2c to generate sound. Any of the output interior boards is used, and among them, the sound output wall board unit B or the sound output floor board unit C is configured by providing the sound output interior board with the wall exciter 2b and the floor exciter 2c. . Note that the wall plate 15a and the floor plate 15b are attached so as to span a wall base structure material made of columns, studs, or the like, or a floor base structure material made of joists. Further, only one wall exciter 2b and one floor exciter are provided for one wall plate 15a or one interior plate 15.

  Here, as shown in FIG. 1, when the center line a passing through the middle between a pair of opposing edges of a rectangular ceiling surface in a plan view is defined as a front-rear direction, a direction parallel to the center line a is the ceiling excitation. A total of four units 2a (sound output ceiling plate unit A) are provided in pairs on the ceiling surface so as to be symmetrical about the center line a. The wall exciter 2b (sound output wall plate unit B) is located at the front of each of a pair of opposing wall surfaces across the center line a, and is disposed at the facing position. Further, the floor exciter 2c (sound output floor board unit C) is located at the rear of the floor 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 comprising one amplifier device 10 to which a sound source is connected, the sound output ceiling board unit A to which a sound signal output from the amplifier device 10 is input, and a sound output. Wall plate unit B for sound and floor plate unit C for sound output. The sound source 8 is composed of a television set along the front wall of the room 7. The sound source 8 is not limited to the television 8 and may be a stereo device or the like.

  The amplifier device 10 is built into the wall, floor, and storage furniture provided along the wall of the room 7, equipped furniture, and the like, and is included in the storage furniture in the illustrated example. The amplifier device 10 is connected to a sound source and is input via a sound processor 14, a sound processor 14 that processes a sound signal input from the input unit 13 into a surround signal, and a sound processor 14. The sound processing unit 14 and the ceiling exciter 2a of each sound output ceiling plate unit A and the sound output wall plate unit are provided with an amplifier unit 16 for amplifying the sound signal. The output is assigned to the B wall exciter 2b and the floor exciter 2c of the sound output floor unit C. The wiring 9 that connects the amplifier unit 16 of the amplifier device 10 and each of the exciters 2a to 2c is routed through the ceiling, behind the wall, or under the floor so as not to be exposed indoors. Further, only one amplifier device 10 of this example is provided for a total of seven exciters 2a to 2c including a ceiling exciter 2a, a wall exciter 2b, and a floor exciter 2c.

  A sound signal is output from a sound source in order to output sound indoors by the interior panel sound output system. As a result, the sound signal from the sound source is output from the amplifier device 10 via the input unit 13, the sound processing unit 14, and the amplifier unit 16, and the sound signal is output from the four ceiling exciters 2a and the two wall excitations. Is input to the unit 2b and one floor exciter 2c, and the corresponding ceiling plate 1a, wall plate 15a, and floor plate 15b are directly and independently vibrated. As a result, sound is output from the ceiling plate 1a, the wall plate 15a, and the floor plate 15b driven by the exciters 2a to 2c, and the sound signal from the sound source is generated from the ceiling plate 1a, the wall plate 15a, and the floor plate 15b in the room. Is output as

  In this way, the interior panel sound output system of this example can output sound from multiple locations on the ceiling surface and output sound with a production effect and presence like surround, and also outputs sound from the ceiling. It is possible to prevent the sound output from the television set or the furniture arranged in the room 7 from becoming an obstacle. Further, since the ceiling surface is composed of a ceiling plate having the same appearance, including the portion that is vibrated by the ceiling exciter 2a, the appearance is compared with a conventional speaker device 31 provided separately from the ceiling. Is good. Furthermore, the ceiling exciter 2a can vibrate the single ceiling plate 1a independently, and this vibration can be prevented from being transmitted to the surroundings and adversely affecting the sound output. It is possible to prevent the sound output from the ceiling board 1a from being adversely affected.

  Further, in this example, the wall exciter 2b is provided on the wall plate 15a constituting the wall surface of the room 7, and the floor exciter 2c is provided on the floor plate 15b constituting the floor surface of the room 7, thereby Sound can be output from the room, and more realistic effects and realistic sounds can be output indoors.

  Further, in this example, a line passing through the center between a pair of opposing edges of the ceiling surface is defined as a center line a, and the ceiling exciter is provided at a position that is line symmetric about the center line a on the ceiling surface. Therefore, it is possible to output the surround sound from the ceiling exciter located in a symmetrical position for a person near the center of the room, and to output a more realistic effect and realistic sound to the room.

  In each of the above examples, the ceiling exciter 2a is provided at four places on the ceiling of the room 7, but the ceiling exciter 2a may be provided at a plurality of places such as two places or three places on the ceiling surface. Further, the wall exciter 2b and the floor exciter 2c are provided on the wall plate 15a constituting the wall surface of the room 7 and the floor plate 15b constituting the floor surface. Of these wall exciters 2b and floor exciters 2c, Only the wall exciter 2b may be provided, only the floor exciter 2c may be provided, or both may be provided and only the ceiling exciter 2a may be provided. Further, the amplifier device 10 constituting the interior panel sound output system of the above example may be exposed to the indoor side by storing it in storage furniture provided along the wall surface of the room 7 as shown in FIG. .

It is a perspective view of the room which provided the interior board sound output system of an example of an embodiment of the invention. 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 a perspective view of the room which provided the interior board sound output system of other examples. It is explanatory drawing which shows the conventional acoustic system.

Explanation of symbols

a Center line 1 Ceiling board 1a Sound output ceiling board 2a Exciter 7 Room 14 Sound processing part 15a Wall board 15b Floor board

Claims (4)

  An interior panel sound output system that vibrates a ceiling surface of a room with an exciter and outputs sound into the room, wherein the ceiling surface of the room is composed of a plurality of ceiling plates and is located at a plurality of different locations on the ceiling surface An interior panel sound output system, wherein each ceiling panel is provided with an exciter, and the corresponding ceiling panel is vibrated independently by each exciter.   The interior board according to claim 1, wherein an exciter that vibrates the wall board or the floor board and outputs sound is provided on the wall board constituting the wall surface of the room or the floor board constituting the floor surface of the room. Sound output system.   A line passing through the center between a pair of opposing edges of the ceiling surface is defined as a center line a, and a pair of exciters are provided on the ceiling surface so as to be symmetrical about the center line a. The interior panel sound output system according to claim 1 or 2.   The interior sound output system according to any one of claims 1 to 3, further comprising a sound processing unit that surrounds a sound signal output from a sound source and inputs the sound signal to each exciter.

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