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DESCRIPTION JP2001169377

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DESCRIPTION JP2001169377
[0001]
The present invention can reproduce music recorded in a music source such as a cassette, an MD
(mini disc), a CD (compact disc) or the like, and can listen to an audio signal output from a radio
or the like. The present invention relates to an acoustic device that converts sound into sound
and outputs the sound.
[0002]
2. Description of the Related Art FIG. 12 is a plan view of the interior of a car showing the
arrangement of a center speaker installed as an auxiliary speaker of a conventional on-vehicle
acoustic apparatus. In this figure, 60 is a driver's seat, 61 is a passenger seat, 62 is a rear seat,
63 is an acoustic device installed on the console panel, 64, 65 are front speakers, 66, 67 are rear
speakers, 68 is an acoustic device 63. It is a center speaker connected by the wiring 69.
[0003]
The center speaker 68 is disposed substantially at the center of the front speakers 64 and 65,
and vocal sound and the like can be heard from the substantially center of the front speakers 64
and 65 aurally. The center speaker 68 is installed on a dashboard or the like in the car, which is a
substantially central position of the front speakers 64 and 65, and is connected to the acoustic
device 63 by the wiring 69.
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[0004]
SUMMARY OF THE INVENTION However, in the conventional audio system, it is necessary to
connect the center speaker with the audio system mounted separately in the car and attach it to
a place such as a dashboard. . Even when the center speaker is not used, it is necessary to install
at least one speaker such as a front speaker or a rear speaker in order to hear the sound, and it is
necessary to wire and attach these speakers.
[0005]
This invention is made in view of this point, and an object of the present invention is to provide
an acoustic device which can make the work of wiring and attachment of a speaker unnecessary.
[0006]
An acoustic device according to the present invention comprises an acoustic device body, a
speaker to which an audio signal is supplied from an audio output circuit in the acoustic device
body, and the speaker. And a mechanism unit for taking the speaker accommodation unit into
and out of the acoustic device main body.
[0007]
According to this configuration, since the speaker is provided in the sound device main body, it is
not necessary to use another speaker, and it is possible to omit the attachment and wiring work
of the speaker.
When another speaker is used, high-quality sound can be output in combination with the
speaker, or different sounds can be output.
In addition to the voice, the voice includes a sound that can be recognized by hearing such as
music.
[0008]
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Further, according to the sound device of the present invention, in the above-mentioned sound
device, the sound device further includes an operation panel portion which can be opened and
closed with respect to the sound device body, and the speaker accommodating portion is taken
out of the sound device body according to opening and closing of the operation panel portion.
Do.
[0009]
According to this configuration, the speaker can be protected from being stored in the acoustic
device main body when not in use, and since it is not bulky, the periphery of the acoustic device
main body can be effectively used.
[0010]
Further, according to the sound device of the present invention, in the sound device described
above, the speaker accommodating portion is stored along the side surface of the sound device
main body.
[0011]
According to this configuration, since the shape of the speaker is vertically elongated, the shape
of the speaker accommodating portion is also vertically elongated accordingly, so that the inside
of the acoustic device body can be effectively used by being accommodated parallel to the side
surface of the acoustic device body. it can.
[0012]
Further, in the acoustic device of the present invention, at least two of the speaker
accommodating portions are accommodated along the left and right side surfaces of the acoustic
device main body.
[0013]
According to this configuration, the inside of the sound device main body can be effectively used
as described above, and music can be enjoyed in stereo by arranging the speaker housing
portions on the left and right sides of the sound device main body.
[0014]
Further, in the sound device of the present invention, when the speaker housing portion is taken
out of the sound device main body, the front surface of the speaker rotates in the front direction.
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[0015]
According to this configuration, since the optimal orientation is set without moving the speaker
housing, it is possible to save time and effort as compared to the case where the orientation
needs to be set.
[0016]
Further, the audio device of the present invention has an operation panel portion which can be
opened and closed with respect to the audio device body, and a speaker to which an audio signal
is supplied from an audio circuit in the audio device body. A configuration is provided that
includes a speaker accommodating portion to be accommodated, and a mechanical portion that
brings the speaker accommodating portion into and out of the operation panel portion.
[0017]
According to this configuration, since the speaker is provided in the sound device main body, it is
not necessary to use another speaker, and it is possible to omit the attachment and wiring work
of the speaker.
When another speaker is used, high-quality sound can be output in combination with the
speaker, or different sounds can be output.
Further, by providing a speaker in the operation panel portion, the inside of the acoustic device
main body can be effectively used, and the speaker can be protected when not in use.
[0018]
In the sound device of the present invention, at least two of the speaker storage portions are
stored on the left and right of the operation panel portion.
[0019]
According to this configuration, music can be enjoyed in stereo.
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[0020]
Further, according to the sound device of the present invention, an operation panel portion which
can be opened and closed with respect to the sound device body, a speaker accommodating
portion disposed at an upper portion in the sound device body, and the operation panel portion
with a motor as a power source are opened and closed. And a control unit for controlling the
mechanism unit, the mechanism unit for controlling the mechanism unit, and the sound control
unit, which are provided in the speaker accommodation unit. A configuration is provided
including at least one speaker to which an audio signal is supplied from an audio output circuit in
the device body.
[0021]
According to this configuration, since the speaker is provided in the sound device main body, it is
not necessary to use another speaker, and it is possible to omit the attachment and wiring work
of the speaker.
When another speaker is used, high-quality sound can be output in combination with the
speaker, or different sounds can be output.
In addition, since the speaker accommodating portion is accommodated in the acoustic device
body and the front panel portion is closed when not in use, the periphery of the acoustic device
body can be effectively used.
[0022]
Further, according to the sound device of the present invention, in the above-mentioned sound
device, a speaker provided in the speaker housing portion is horizontally disposed toward the
center of the sound device body, and the control portion is configured to open the operation
panel portion. The upper end portion of the operation panel portion is moved vertically
downward and the lower end portion horizontally forward to a position where it is possible to
control the mechanical portion and secure a space where the speaker accommodating portion
can be sent forward from the front of the acoustic device body. When the space where the
speaker housing can be moved forward from the front of the sound device body is secured, the
speaker housing is sent forward from the front of the sound device main body, and then the
mechanical portion is controlled. When the control panel is closed, the speaker housing is rotated
in the vertical direction to direct the speaker of the speaker housing forward. After rotating the
speaker housing portion in the horizontal direction, the speaker housing portion is housed in the
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acoustic device main body and the upper end portion of the operation panel portion is moved
vertically upward, and the lower end portion of the operation panel portion is further
horizontally moved. Move it.
[0023]
Further, according to the sound device of the present invention, there are provided an operation
panel portion which can be opened and closed with respect to the sound device body, two
speaker housing portions which are respectively disposed to the outside on the upper left and
right sides in the sound device body. A mechanical unit for opening and closing the operation
panel unit with the power source as a power source and for taking out and in each of the two
speaker accommodating units horizontally with respect to the front of the front of the acoustic
device body with the opening and closing of the operation panel unit; A control unit configured
to control the mechanical unit and at least one speaker provided in each of the two speaker
accommodating units and to which an audio signal is supplied from an audio output circuit in the
acoustic device main body are adopted.
[0024]
According to this configuration, since the speaker is provided in the sound device main body, it is
not necessary to use another speaker, and it is possible to omit the attachment and wiring work
of the speaker.
When another speaker is used, high-quality sound can be output in combination with the
speaker, or different sounds can be output.
In addition, since the speaker accommodating portion is accommodated in the acoustic device
body and the front panel portion is closed when not in use, the periphery of the acoustic device
body can be effectively used.
[0025]
Further, in the audio device according to the present invention, the speakers provided in each of
the two speaker accommodating portions are horizontally disposed toward the center of the
audio device body, and the control portion is configured to open the operation panel portion. The
upper end portion of the operation panel portion is moved downward in the vertical direction to
a position where it is possible to secure a space where the mechanical portion can be controlled
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to send each of the two speaker accommodating portions forward from the front of the acoustic
device main body Is moved horizontally forward to secure a space in which the speaker housing
can be fed forward from the front of the acoustic device main body. After that, the mechanical
unit is controlled to simultaneously rotate each of the two speaker housings in the vertical
direction, and the respective speakers are directed forward. When the control panel is closed,
each of the two speaker housings is turned in the horizontal direction, and then stored in the
acoustic device main body and the upper end portion of the control panel is moved vertically
upward, The lower end portion of the operation panel unit is moved in the horizontal direction.
[0026]
Further, the audio device of the present invention is disposed on the left and right sides of the
audio device main body, and is capable of moving in and out of the front of the audio device main
body respectively; At the same time, a mechanism unit for taking in and out the inside of the
acoustic device main body, and controlling the mechanism portion to send each of the two
speaker accommodating portions forward from the front surface of the acoustic device body, and
each of the two speaker accommodating portions After sending out forward from the front of the
acoustic device body, the control unit is turned in the horizontal direction to turn each speaker
forward, and provided in each of the two speaker accommodating portions, from the audio
output circuit in the acoustic device body A configuration is provided that includes at least one
speaker to which an audio signal is supplied.
[0027]
According to this configuration, when each of the two speaker accommodating portions is
accommodated in the acoustic device main body, the speakers in the respective speaker
accommodating portions can be turned in such a manner as to be directed in the horizontal
direction. The exclusive space in the sound device main body can be minimized, and the inside of
the sound device main body can be effectively utilized.
[0028]
Further, the audio device of the present invention includes an operation panel portion which can
be moved in and out of the sound device body, and a speaker accommodating portion which is
disposed on the left and right sides in the operation panel portion and which can be moved
forward and backward from the side of the operation panel portion. A mechanism that
simultaneously takes in and out each of the two speaker housings using a motor as a power
source, and controls the mechanism so that each of the two speaker housings can be
simultaneously viewed from the side of the sound equipment main body. A control unit for
sending forward, and at least one speaker provided in each of the two speaker accommodating
units and to which an audio signal is supplied from an audio output circuit in the audio device
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main body are adopted.
[0029]
Further, according to the sound device of the present invention, in the sound device, the speaker
is used as a center speaker.
[0030]
Further, according to the sound device of the present invention, in the sound device, the sound
device main body is an on-vehicle audio device.
[0031]
BEST MODE FOR CARRYING OUT THE INVENTION In the main point of the present invention, a
speaker is provided in a speaker accommodating portion which moves in and out from the upper
portion of the acoustic device body in conjunction with opening and closing of an operation
panel portion, and an audio signal is supplied to this speaker from an audio output circuit. It is
intended to
[0032]
Hereinafter, embodiments of the present invention will be described using the drawings.
(First Embodiment) FIG. 1 is a perspective view showing the appearance of an acoustic device
according to a first embodiment of the present invention, and FIG. 2 is a longitudinal sectional
view of FIG.
As shown in FIG. 1, the acoustic device 1 according to the first embodiment is disposed at the
operation panel portion 3 which can be opened and closed with respect to the acoustic device
body 2 and at the upper portion in the acoustic device body 2. A speaker accommodating portion
4 which enters and exits the acoustic device body 2 horizontally with respect to the front of the
front of the acoustic device body 2 with the opening and closing of 3 and a speaker
accommodating portion opening and closing mechanism which opens and closes the operation
panel portion 3 using a motor as a power source A speaker accommodating portion for
horizontally moving the speaker accommodating portion 4 vertically with respect to the front
portion of the acoustic device body 2 with the motor 5 as a power source and a motor (see FIG.
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2) A moving mechanism (see FIG. 2) 6, a control unit (see FIG. 2) 7 for controlling the speaker
housing opening / closing mechanism 5 and the speaker housing moving mechanism 6, and
three provided in the speaker housing 4. Speakers 8, 9 0 and is configured to include an audio
output unit 11 supplies the audio signal to each speaker 8, 9, 10.
[0033]
As shown in FIG. 2, the speaker housing portion 4 is housed such that the speakers 8, 9, 10 face
the inside of the acoustic device main body 2.
The speaker housing opening / closing mechanism 5 has a mechanism for vertically moving the
upper end portion of the operation panel portion 3 in the vertical direction and moving the lower
end portion in the horizontal direction.
The speaker accommodating portion moving mechanism 6 has a mechanism for moving the
speaker accommodating portion 4 horizontally into and out of the front of the front of the
acoustic device body 2 and rotating the speaker accommodating portion 4 in the vertical
direction.
[0034]
As shown in FIG. 3, when the operation panel unit 3 is opened, the control unit 7 controls the
motor 13 of the speaker accommodation unit opening / closing mechanism unit 5 to feed the
speaker accommodation unit 4 forward from the front of the acoustic device main body 2. The
upper end portion of the operation panel unit 3 is moved vertically downward and the lower end
portion is moved forward in the horizontal direction to a position where a space which can be
taken out can be secured.
Then, when the operation panel unit 3 comes to the front of a position where a space where the
speaker housing unit 4 can be sent forward from the front surface of the sound device body 2
can be secured, the motor 14 of the speaker housing unit moving mechanism unit 6 is controlled.
The speaker housing 4 is moved in the horizontal direction.
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Then, the motor 15 of the speaker housing moving mechanism 6 is controlled immediately
before the speaker housing 4 completely comes out of the sound device body 2 to gradually turn
the speaker housing 4 in the vertical direction, and the speaker housing 4 The speakers 8, 9, 10
inside are directed forward.
Finally, as shown in FIG. 4, the speaker housing 4 stands in the vertical direction, and the
speakers 8, 9, 10 face forward.
[0035]
When closing the operation panel 3, the controller 7 controls the motor 15 of the speaker
housing moving mechanism 6 to turn the speaker housing 4 to the horizontal position, and then
the motor of the speaker housing moving mechanism 6 The control unit 14 controls the speaker
housing unit 4 to move the speaker housing unit 4 into the acoustic device main body 2.
Then, the control panel unit 3 is positioned on the front of the acoustic device main body 2 by
controlling the motor 13 of the speaker accommodating portion opening / closing mechanism 5
immediately before the speaker housing portion 4 is completely accommodated in the acoustic
device main body 2. The upper end portion of the operation panel portion 3 is moved vertically
upward and the lower end portion is moved horizontally.
[0036]
In the acoustic device main body 1, a CD player for reproducing a CD (compact disc) and an MD
player (both not shown) for reproducing an MD (mini disc) are provided.
The operation panel unit 3 is provided with a display unit (not shown), and this display unit
displays the operating states (play, stop, skip, etc.) of the CD player and the MD player.
When the sound device body 2 is equipped with the FM / AM radio, the display of the frequency
etc. is also performed.
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[0037]
Each of the speakers 8, 9, 10 in the speaker housing 4 is connected to the audio output unit 11
by a wiring member.
By using the speakers 8, 9, 10 of the speaker housing 4 as a center speaker together with other
speakers (not shown), a realistic sound effect can be obtained, and the speakers 8, 9, 10 are
different from the other speakers. By making the sound of the source play, it is possible to listen
to radio broadcast while listening to music, for example.
Of course, the speakers 8, 9, 10 may be used alone.
As the speakers 8, 9, 10, a full range type speaker capable of covering from the low tone range to
the high tone range is preferable, but a woofer dedicated to the low tone range may be used only
for the central speaker 9.
In this way, richer sounds can be enjoyed.
[0038]
As described above, according to the audio apparatus of the first embodiment, the speakers 8, 9
and 10 are provided in the audio apparatus main body 2, so that it is not necessary to use other
speakers, and the speaker installation and wiring work can be omitted. be able to.
When another speaker is used, high-quality sound can be output in combination with the
speaker, or different sounds can be output. Moreover, since the speaker accommodating part 4 is
accommodated in the acoustic device main body 2 when not in use, the speakers 8, 9, 10 can be
protected. Moreover, when using the speakers 8, 9, 10 as a center speaker, it is not necessary to
newly attach a center speaker. As a result, the installation operation of the center speaker, which
has been conventionally required, becomes unnecessary, and the expense for requesting the
installation from the vendor can be reduced. Also, there is no case where the retrofit looks bad.
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[0039]
In the sound device according to the first embodiment, three speakers are provided in the
speaker housing 4. However, the number is not limited and is arbitrary. Further, although the
audio apparatus according to the first embodiment is equipped with a CD player and an MD
player, it may be other than that equipped with a cassette player.
[0040]
Second Embodiment FIG. 5 is a perspective view showing the appearance of an acoustic device
according to a second embodiment of the present invention. The acoustic device 17 according to
the second embodiment has a mechanism that arranges the speaker housing portions 19 and 20
on the left and right sides in the acoustic device main body 18 and takes these in and out
horizontally along the side surface of the acoustic device main body 18. It is a thing. As shown in
FIG. 5, three speakers 21, 22, 23 are arranged at regular intervals in the longitudinal direction in
each of the speaker housing portions 19, 20.
[0041]
When not in use, the speaker accommodating portions 19 and 20 are accommodated in the
acoustic device main body 18 as shown in FIG. 5A, and in use as shown in FIGS. 5B and 5C. After
being fed forward, it is turned horizontally and opened. That is, taking the speaker housing 19 as
an example, as shown in the cross-sectional view of FIG. 6, the motor 26 of the speaker housing
moving mechanism 25 is controlled to move the speaker housing 19 forward, completely
outside. Then, the motor 27 is controlled to rotate the speaker housing 19 in the horizontal
direction, and the speaker 19 is directed to the front (FIG. 6A, 6B).
[0042]
In the sound device according to the second embodiment, three speakers are provided in each of
the speaker housing portions 19 and 20. However, the number is not limited and is arbitrary.
Further, in the sound device according to the second embodiment, the side surface of the sound
device 18 and the speaker housing portion 19 or the speaker housing portion 20 are put in and
out close to each other, but the side surface of the sound device 18 and the speaker housing
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Another member may be located between the portion 19 or the speaker housing portion 20, and
in this case, a part of the side surface of the acoustic device 18 includes the other member along
the side surface of the acoustic device 18 The speaker 19 or the speaker housing portion 20 may
be taken in and out. Further, although the audio apparatus according to the second embodiment
is equipped with a CD player and an MD player (not shown), in the same manner as the audio
apparatus according to the first embodiment described above, a cassette other than the CD
player and the MD player A player may be mounted.
[0043]
Third Embodiment FIG. 7 is a perspective view showing the appearance of an acoustic device
according to a third embodiment of the present invention. In the acoustic device 30 according to
the third embodiment, the speaker accommodating portions 33 and 34 are disposed on the
upper left and right sides in the acoustic device main body 31, and along with the opening and
closing of the operation panel portion 32, It has a mechanism for moving in and out in the
horizontal direction. Each of the speaker housings 33 and 34 is inclined toward the outside, and
a space 35 (see FIG. 8) in which a device such as a microphone is disposed is secured
therebetween. One speaker 36 is provided in each of the speaker housings 33 and 34.
[0044]
The speaker housings 33 and 34 are housed in the acoustic device body 31 when not in use, as
shown in the cross-sectional view of FIG. 8A, and when in use, as shown in FIGS. 8B and 8C. As
shown in the cross-sectional view, after being sent obliquely forward, it is raised in the vertical
direction. That is, at the time of use, the control unit (not shown) controls the motor of the same
mechanical unit as the speaker housing opening / closing mechanism 5 of the first embodiment
to display the speaker housings 33 and 34 from the front of the acoustic device main body 31.
The upper end portion of the operation panel portion 32 is moved vertically downward and the
lower end portion is moved forward in the horizontal direction to a position where a space
capable of being fed forward can be secured. Then, the motor 28 of the speaker housing moving
mechanism 37 is controlled from the near side where a space in which the speaker housings 33
and 34 can be sent forward can be secured, and the speaker housings 33 and 34 are sent
forward. When the speaker housings 33 and 34 are completely exposed to the outside, the motor
29 is controlled to rotate the speaker housings 33 and 34 in the vertical direction, and the
speakers 36 of the speaker housings 33 and 34 are moved forward. Turn to.
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[0045]
On the other hand, when changing from the use state to the non-use state (that is, when closing
the operation panel unit 32), the control unit (not shown) controls the motor 29 of the speaker
storage unit moving mechanism 37 to set the speaker storage 33 34 are rotated to the horizontal
position, the motor 28 of the speaker housing moving mechanism 37 is controlled to move the
speaker housings 33, 34 toward the inside of the acoustic device main body 31. Then, when the
speaker accommodating portions 33 and 34 are accommodated in the acoustic device main body
31, the upper end portion of the operation panel portion 32 is moved vertically upward and the
lower end portion is moved horizontally backward. Position it forward.
[0046]
In the sound device according to the third embodiment, the speaker housing portions 33 and 34
are disposed in an inclined manner, but if there is no need to obtain the space 35, it is not
necessary to arrange the speaker accommodating portions 33 and 34 in an inclined manner.
Further, the audio apparatus according to the third embodiment is equipped with a CD player
and an MD player (not shown), but in the same manner as the audio apparatus according to the
first embodiment described above, a cassette other than the CD player and the MD player A
player may be mounted.
[0047]
(Fourth Embodiment) FIG. 9 is a perspective view showing an appearance of an acoustic device
according to a fourth embodiment of the present invention. In the acoustic device 40 according
to the fourth embodiment, the speaker accommodating portions 43 and 44 are disposed on
upper left and right sides in the operation panel portion 42 of the acoustic device main body 41,
and the operation panel portion 42 is made forward of the acoustic device main body 41. It has a
mechanism for moving and taking out and in the speaker housing portions 43 and 44 from the
side surface of the operation panel portion 42.
[0048]
One speaker 45 is provided in each of the speaker housings 43 and 44. As shown in the
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longitudinal sectional view of FIG. 10A, the speaker accommodating portions 43 and 44 are
accommodated in the acoustic device main body 41 when not in use, and in the longitudinal
sectional view of FIG. 10B when in use. As shown, it is sent out in the horizontal direction from
the side surface of the operation panel section 42 of the acoustic device main body 41. That is, at
the time of use, the control unit (not shown) controls the motor 49 of the operation panel
opening / closing mechanism 48 shown in FIG. 11 to send out the speaker housings 43 and 44
horizontally from the side of the acoustic device main body 41. The operation panel unit 42 is
moved forward to a position where it is possible to secure a space in which the user can make a
move (FIG. 11 (b)). Then, when a space in which the speaker housings 43 and 44 can be sent out
horizontally from the side surface of the acoustic device main body 41 is secured, the motor 47
of the speaker housing moving mechanism 46 is controlled to make the speaker housings 43 and
44 From the side of the acoustic device body 41, it is sent out in the horizontal direction.
[0049]
When changing from the use state to the non-use state (that is, when closing the operation panel
unit 42), the control unit (not shown) controls the motor 47 of the speaker storage unit moving
mechanism 46 to set the speaker storage units 43 and 44. Is moved into the acoustic device
main body 41 to be stored, and then the motor 49 of the operation panel opening / closing
mechanism 48 is controlled to be moved rearward and positioned in front of the acoustic device
main body 41.
[0050]
Although the audio apparatus according to the third embodiment is equipped with a CD player
and an MD player (not shown), in the same manner as the audio apparatus according to the first
embodiment described above, a cassette other than the CD player and the MD player is provided.
A player may be mounted.
[0051]
As described above, according to the present invention, since the speaker is provided in the main
body of the apparatus, it is not necessary to use another speaker, and the work of attaching and
wiring the speaker can be omitted.
If the contractor is asked for wiring and installation work, the installation fee will be increased
and the cost will increase, but this is not the case in the present invention.
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[0052]
When another speaker is used, high-quality sound can be output in combination with the
speaker, or different sounds can be output.
In addition, since the speaker provided in the apparatus main body can be used as a center
speaker, there is no expense for attaching a new center speaker, and there is no deterioration in
appearance due to retrofitting.
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