JP3207829U - Attachment for multilingual playback device - Google Patents

Abstract

An attachment for a multilingual playback device that adapts a multilingual playback device integrated with a loudspeaker to an existing broadcasting facility and can broadcast necessary messages in a plurality of languages in an emergency or the like via the broadcasting facility. I will provide a. A casing 2 having an acoustic space therein and to which a horn speaker included in a multilingual playback device 50 is connected is provided, the casing having an opening, and the connected horn speaker and the The acoustic space inside the casing communicates with the opening through the opening, and the microphone holding portion 40 for arranging the microphone M connected to the broadcasting facility is provided in the acoustic space inside the casing. [Selection] Figure 5

Description

  The present invention relates to an attachment for a multilingual playback device. For example, a multilingual playback device integrated with a loudspeaker (megaphone) that plays a message required in an emergency in a plurality of languages is adapted to the existing broadcasting equipment. The present invention relates to an attachment for a device.

  Conventionally, in an emergency broadcasting facility used in a building such as an office building or a commercial facility, emergency broadcasting is performed from a plurality of speakers installed in the building. FIG. 6 shows a schematic configuration of a conventional broadcasting facility (notification system) disclosed in Patent Document 1. As shown in FIG. 6, the broadcasting facility 200 includes an automatic announcement unit 201 that reproduces a prestored message, a broadcasting microphone M for inputting notification contents, and a chime sound generation that outputs a predetermined chime sound signal. Unit 203. Furthermore, a mixer 204 that selects or mixes outputs from the automatic announcement unit 201, the broadcasting microphone M, and the chime sound generation unit 203, an amplifier 205 that amplifies an audio signal output from the mixer 204, and an output of the amplifier 205 And a speaker 206 for reproducing.

According to such broadcasting equipment, since a predetermined voice message is stored in advance in the automatic announcement unit 201, the operator can notify the minimum necessary contents without panicking in an emergency.
Furthermore, in addition to the predetermined voice message, further necessary contents can be reported through the broadcasting microphone M.

By the way, for example, office buildings and commercial facilities in Japan often have people from multiple countries, not just Japanese, and not all people can speak Japanese.
Therefore, a broadcasting facility that reproduces a predetermined message as described above is required not only for emergency use but also for a system that can handle multilingual messages.

  In an emergency such as when a disaster occurs, it is necessary to quickly call and reproduce an appropriate message according to the situation at that time. For this reason, not only a large number of messages corresponding to various situations are prepared in advance, but also the provision of an interface that allows the operator to easily select an appropriate message has become a problem.

  In order to solve the above-mentioned problem, the present inventors have disclosed in Japanese Patent Application Laid-Open No. 2005-228867 a multilingual that can easily derive a predetermined message and reproduce the selected message in a plurality of desired languages as necessary. A playback device is proposed.

JP 2002-15391 A JP 2014-44349 A

When the multilingual playback device disclosed in Patent Literature 2 is applied to the conventional broadcasting facility disclosed in Patent Literature 1, the automatic announcement unit 201 and the multilingual playback device may be interchanged.
However, when the device is replaced in this way, necessary data stored in the automatic announcement unit 201 (for example, guidance broadcast messages and normal broadcast data such as BGM) must be transferred to the multilingual playback device. There has been a problem of requiring labor and cost.
In addition, Patent Document 2 proposes a multilingual playback device integrated with a loudspeaker (megaphone) so that a message can be played back anywhere, but it cannot be replaced with the automatic announcement unit 201 as it is. There was a problem.
Furthermore, in the existing general broadcasting equipment, since the voice input from the broadcasting microphone M is broadcast with the highest priority, when an operator wants to send a message that is not stored in the automatic announcement unit 201, the operator uses it for broadcasting. The necessary message had to be broadcast repeatedly through the microphone M.

  The present invention has been made in order to solve the above-described problems. A multilingual reproduction apparatus integrated with a loudspeaker is easily adapted to existing broadcasting equipment, and is necessary in an emergency or the like via the broadcasting equipment. An object of the present invention is to provide an attachment for a multilingual playback device that can broadcast a message in a plurality of languages.

An attachment for a multilingual playback device according to the present invention made to achieve the above object is a multilingual playback device integrated with a loudspeaker capable of playing back a voice signal of a message selected from a plurality of message candidates in a plurality of languages. Is a multilingual playback device attachment for adapting to a broadcasting facility, and includes a casing to which a horn-type speaker of the multilingual playback device is connected while having an acoustic space inside the casing. And the connected horn type speaker communicates with the acoustic space inside the casing through the opening, and a microphone connected to the broadcasting facility is disposed in the acoustic space inside the casing. It is characterized in that a microphone holding part is provided.
The horn type speaker of the multilingual playback device is arranged so as to cover the opening of the casing, and the periphery of the opening of the casing is engaged with a peripheral portion of the horn type speaker. It is desirable that fixing means capable of fixing the horn type speaker in a state of being pressed toward the casing side is provided.
In addition, the casing has a door portion that can seal an internal acoustic space in a state where the horn type speaker of the multilingual playback device is connected, and the microphone holding portion is opened when the door portion is opened. On the other hand, it is desirable that the microphone of the broadcasting facility can be disposed, and the microphone cord of the microphone is pulled out of the casing through a groove formed in the door in a state where the door is closed.
Further, it is desirable that a sound absorbing member is provided on the inner surface of the casing.

Thus, according to the configuration of the present invention, the horn type speaker of the multilingual playback device integrated with the loudspeaker (megaphone) can be easily fixed and connected to the casing of the attachment for the multilingual playback device, The casing has an acoustic space into which only sound from the horn type speaker is input. Furthermore, the acoustic space of the casing is a sealed space surrounded by a sound absorbing member while a microphone connected to an existing broadcasting facility is disposed.
Thereby, the message reproduced from the horn type speaker of the multilingual reproducing apparatus is picked up by the microphone and broadcast via the existing broadcasting equipment. In addition, the acoustic space inside the casing has no sound reflection and is also shielded from the outside, so the broadcasting microphone does not pick up noise or reflected sound, clearing messages played by the multilingual playback device It can be broadcast with existing broadcasting equipment with excellent sound quality.
Also, in existing general broadcasting equipment, audio input from a broadcasting microphone is broadcast with the highest priority. Therefore, normal broadcasting is interrupted in an emergency and playback from a multilingual playback device is performed. Sound can be broadcast.
Furthermore, there is no need to replace the existing broadcasting equipment, and the multilingual playback device can be easily adapted to the existing broadcasting equipment. Can be built.

  According to the present invention, a multilingual playback device integrated with a loudspeaker can be easily adapted to an existing broadcasting facility, and necessary messages can be broadcast in a plurality of languages through the broadcasting facility. .

FIG. 1 is a perspective view of an attachment for a multilingual playback device according to the present invention as viewed obliquely from above. FIG. 2 is a perspective view of the attachment for the multilingual playback device of FIG. 1 as viewed obliquely from below. FIG. 3 is a perspective view of the attachment for a multilingual playback device of FIG. 1 with a multi-language playback device integrated with a loudspeaker, with the front door of the attachment closed. FIG. 4 is a perspective view showing a state in which a multilingual reproduction device integrated with a loudspeaker is attached to the attachment for the multilingual reproduction device of FIG. 1 and a front door of the attachment is opened. 5 (a) to 5 (c) are perspective views showing step by step a procedure for attaching the broadcasting equipment microphone to the multilingual playback device attachment of FIG. FIG. 6 is a block diagram illustrating a configuration example of a conventional broadcasting facility.

Hereinafter, embodiments of an attachment for a multilingual playback device according to the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view of an attachment for a multilingual playback device (hereinafter simply referred to as an attachment) according to the present invention as viewed obliquely from above, and FIG. 2 is a perspective view as viewed from obliquely below. FIG. 3 is a perspective view of a state in which a multi-language playback device integrated with a loudspeaker is attached to the attachment of FIG. 1, and the front door of the attachment is closed, and FIG. It is a perspective view of the open state. FIGS. 5A to 5C are perspective views showing step by step the procedure for mounting the broadcasting equipment microphone in the attachment of FIG.

An attachment 1 shown in FIG. 1 includes a rectangular parallelepiped casing 2 having a space S (acoustic space) therein. The base material of the casing 2 is made of an iron plate.
As shown in FIG. 1, a large circular opening 4 is formed at the center of the top plate 25 of the casing 2. As shown in the cross section of the opening 4, the top plate portion 25 is composed of three layers, a sponge plate 25b having a predetermined thickness is provided on the upper surface side of a base material 25a made of an iron plate, and a sponge having a predetermined thickness is provided on the lower surface side. A plate 25c is provided.

  As shown in FIGS. 3 and 4, the multilingual reproduction apparatus 50 with a loudspeaker integrated is mounted on the top plate 25, and at that time, the horn speaker 57 covers the opening 4. It is like that. That is, the horn type speaker 57 and the space S inside the casing 2 communicate with each other through the opening 4.

As shown in FIG. 1, in the region around the opening 4 in the casing 2, the alignment of the multilingual playback device is arranged so as to face the upper part of the walls 21 and 22 with the center of the opening 4 interposed therebetween. The locking plates 5 and 6 are provided in a state protruding above the top plate portion 25.
On the other hand, in a region around the opening 4, a first horn type speaker 57 of the multilingual playback device 50 is fixed to or released from the top plate 25 at the upper center of the walls 23 and 34 of the casing 2. Lock / release mechanisms 10, 11 (fixing means) are provided.

  The first lock / release mechanisms 10 and 11 include a hook portion 12 that can be engaged with a peripheral groove 57a (peripheral portion) of the horn type speaker 57 of the multilingual playback device 50, and the peripheral groove of the hook portion 12, respectively. The lever 13 for performing the locking / releasing operation with respect to 57a and the two springs 14 suspended between the hook portion 12 and the lever 13 are provided. In this configuration, when the lever 13 is raised with respect to the casing 2, when the hook portion 12 is hooked on the peripheral groove 57 a of the speaker 57 and the lever 13 is pushed down toward the casing 2, the spring 14 is extended. The hook portion 12 is firmly locked to the peripheral groove 57 by the urging force of the spring 14 in the contracting direction.

  As shown in FIGS. 2 to 4, a door 15 that can be opened and closed is provided on one side surface 21 of the casing 2. The door 15 can be opened and closed in the vertical direction by hinges 16 and 17 provided at two left and right upper portions of the door 15, and the door 15 can be opened and closed by second lock / release mechanisms 30 and 31 provided on the bottom side of the casing 2. The opening and closing is configured to be locked or released.

Further, a rubber plate 21a is affixed to the edge of the wall 21 where the peripheral edge of the door 15 abuts when the door 15 is closed (see FIG. 4), and the door 15 is connected to the second lock / release mechanism 30, When fully closed by 31, no gap is formed.
Thus, when the horn type speaker 57 of the multilingual playback device 50 is mounted on the casing 2 and the opening 4 is blocked, the door 15 is completely closed by the second lock / release mechanisms 30 and 31. The space S in the casing 2 is almost completely sealed.

  As shown in FIG. 2, the second lock / release mechanisms 30, 31 include a locking bar 32 that can be locked to hook portions 18, 19 formed at two positions on the left and right sides of the lower end of the door 15, A lever 33 for operating locking / releasing of the stop bar 32 with respect to the hook portions 18, 19 and two springs 34 suspended between the lock bar 32 and the lever 33 are provided.

  In this configuration, when the door 15 is closed and the lever 33 is raised with respect to the casing 2, when the hook portions 18, 19 are hooked on the hook portions 18, 19 of the door 15 and the lever 33 is pushed down, the spring 34 is extended. The locking bar 32 is firmly locked to the hook portions 18 and 19 by the urging force of the spring 34 in the contracting direction.

  A sponge plate (not shown) is pasted as a sound absorbing member on the back side of the door 15 (wall portion 21). Further, in the space S, sponge plates are also pasted as sound absorbing members on other surfaces other than the door 15 (the inner surfaces of the wall portions 22, 23, 24, the inner surface of the bottom plate portion 26, and the inner surface of the top plate portion 25). Thus, acoustic reflection in the internal space S is not generated.

As shown in FIGS. 1 and 4, in the space S in the casing 2, a microphone holding part 40 for arranging a broadcasting microphone connected to broadcasting equipment is provided on the bottom plate part 26 of the casing 2. It has been.
The microphone holding part 40 has two holding plates 41 and 42 arranged symmetrically when viewed from the door 15 side. The holding plates 41 and 42 are fixed on the bottom plate portion 26 in a state where the holding plates 41 and 42 are bent inwardly in an L shape as shown in the drawing, and a rubber plate 41a (for preventing slipping of the microphone) is provided on the inner surface thereof. 42a are affixed. A broadcasting microphone (microphone) is inserted and fixed between the pair of holding plates 41 and 42.
Further, a U-shaped groove 15 a is formed at the lower end of the door 15. This is provided as a groove for passing a microphone cord when the broadcasting microphone is wired.

  Here, the configuration of the multilingual playback device 50 that can be attached to the attachment 1 will be briefly described. As shown in FIGS. 3 and 4, the multilingual playback device 50 is a loudspeaker (megaphone) integrated type. Specifically, a housing 52 that houses the touch panel display 54, a microphone 56 that is detachably provided at the rear end portion of the housing 52 via a curl cord (not shown), and toward the front end side. It has a horn type speaker 57 formed in a trumpet shape and a handle (not shown) for supporting the whole.

A power switch 53 is provided on the rear surface side of the housing 52, and the touch panel display 54 and the like are turned on and off by being pushed in.
As shown in FIG. 3, a rotary volume 59 is provided on one side surface of the microphone 56, and a talk lever switch (not shown) for amplifying the microphone sound is provided on the other side surface of the microphone 56.
Further, hooks 61 project from the four corners of the top plate of the casing 52 so that a shoulder belt (not shown) can be attached.

Although not shown, when the operator operates the touch panel display 54, a plurality of message candidates are displayed in a menu format on the screen, and further, the operator selects and selects them on the screen. And a menu for selecting a language for reproducing the message.
When the operator selects a desired language from a plurality of languages and touches the reproduction button, the selected message is reproduced from the speaker 57 in the selected language.

Next, a procedure for attaching the multilingual playback device 50 to the attachment 1 and adapting it to existing broadcasting equipment will be described.
First, the multilingual playback device 50 is placed with the horn type speaker 57 side down on the top plate portion 25 of the attachment 1 shown in FIG. At this time, the horn type speaker 57 is placed between the pair of locking plates 5 and 6 so that the opening 4 is completely covered by the horn type speaker 57. Then, the hook portions 12 of the first lock / release mechanisms 10 and 11 are engaged with the peripheral groove 57a of the speaker 57, and the multilingual playback device 50 is fixed in a state of being strongly pressed to the top plate portion 25 side. Here, since the sponge plate 25 c is provided as a cushion member on the upper surface side of the top plate portion 25, the sound in the space S does not leak to the outside from the opening 4.

Next, as shown in FIG. 5A, the door 15 is opened, and the broadcasting microphone M connected to the broadcasting facility is inserted into the microphone holding unit 40. At this time, the microphone code Ma of the broadcasting microphone M to be inserted is pulled out as shown in FIG.
Then, as shown in FIG. 5C, the door 15 is closed with the microphone cord Ma pulled out from the groove 15 a, and the door 15 is completely brought into close contact with the casing 2 side by the second lock / release mechanisms 30 and 31.

When the multilingual playback device 50 is operated from the state shown in FIG. 5C and a desired message is selected and played back from the horn type speaker 57, the playback sound flows into the space S of the casing 2.
The reproduced sound is picked up by the broadcasting microphone M and broadcast through the broadcasting facility. At this time, since a sponge plate is provided as a sound absorbing member on the inner surface of the casing 2, the reproduced sound from the horn type speaker 57 is not reflected in the space S of the casing 2, and the broadcasting microphone M is Only the direct sound from the type speaker 57 is collected. Further, since the space S of the casing 2 is shielded from the outside, external sound (noise) does not enter the space S, and can be broadcast from the broadcasting equipment with clear sound quality.

As described above, according to the embodiment of the present invention, the horn speaker 57 of the multilingual reproduction device 50 integrated with the loudspeaker (megaphone) is fixed to the casing 2 of the attachment 1 for the multilingual reproduction device. The casing 2 has a space S in which only the sound from the horn type speaker 57 is input. Further, in the space S of the casing 2, a broadcasting microphone M connected to an existing broadcasting facility is disposed and a sealed space surrounded by a sound absorbing member is formed.
Thereby, the message reproduced from the horn type speaker 57 of the multilingual reproduction apparatus 50 is picked up by the broadcasting microphone M and broadcast via the existing broadcasting equipment. In addition, since the space S in the casing 2 has no sound reflection and is also shielded from the outside, the broadcast microphone M does not pick up noise or reflected sound, and the message reproduced by the multilingual reproduction device 50. Can be broadcast on existing broadcasting equipment with clear sound quality.

Further, in the existing general broadcasting equipment, since the voice input from the broadcasting microphone M is broadcast with the highest priority, the normal broadcasting (for example, the guidance broadcasting) is interrupted in an emergency, and multilingual is used. The playback sound from the playback device 50 can be broadcast repeatedly.
Furthermore, since there is no need to replace the existing broadcasting equipment, the multilingual playback device 50 with a loudspeaker can be easily adapted to the existing broadcasting equipment, so that multilingual playback can be performed while reducing labor and cost. A broadcasting facility system for the device 50 can be constructed.

DESCRIPTION OF SYMBOLS 1 Attachment for multilingual playback devices 2 Casing 4 Opening 5 Locking plate 6 Locking plate 10 First lock / release mechanism (fixing means)
11 First lock / release mechanism (fixing means)
12 hook portion 13 lever 14 spring 18 hook portion 19 hook portion 21 wall portion 22 wall portion 23 wall portion 24 wall portion 25 top plate portion 25a base material 25b sponge plate 25c sponge plate 26 bottom plate portion 30 second lock / release mechanism 31 Second release / lock mechanism 32 Locking bar 33 Lever 34 Spring 40 Microphone holding unit 50 Multilingual playback device 57 Horn type speaker M Broadcast microphone (microphone)
Ma microphone cord S space (acoustic space)

An attachment for a multilingual playback device according to the present invention made to achieve the above object is a multilingual playback device integrated with a loudspeaker capable of playing back a voice signal of a message selected from a plurality of message candidates in a plurality of languages. Is a multilingual playback device attachment for adapting to a broadcasting facility, and includes a casing to which a horn-type speaker of the multilingual playback device is connected while having an acoustic space inside the casing. And the connected horn type speaker communicates with the acoustic space inside the casing through the opening, and a microphone connected to the broadcasting facility is disposed in the acoustic space inside the casing. It is characterized in that a microphone holding part is provided.
The horn type speaker of the multilingual playback device is arranged so as to cover the opening of the casing, and the periphery of the opening of the casing is engaged with a peripheral portion of the horn type speaker. It is desirable that fixing means capable of fixing the horn type speaker in a state of being pressed toward the casing side is provided.
In addition, the casing has a door portion that can seal an internal acoustic space in a state where the horn type speaker of the multilingual playback device is connected, and the microphone holding portion is opened when the door portion is opened. On the other hand, it is desirable that the microphone of the broadcasting facility can be disposed, and the microphone cord of the microphone is pulled out of the casing through a groove formed in the door portion in a state where the door portion is closed.
Further, it is desirable that a sound absorbing member is provided on the inner surface of the casing.

DESCRIPTION OF SYMBOLS 1 Attachment for multilingual playback devices 2 Casing 4 Opening 5 Locking plate 6 Locking plate 10 First lock / release mechanism (fixing means)
11 First lock / release mechanism (fixing means)
12 Hook 13 Lever 14 Spring
15 Door (door part)
18 hook portion 19 hook portion 21 wall portion 22 wall portion 23 wall portion 24 wall portion 25 top plate portion 25a base material 25b sponge plate 25c sponge plate 26 bottom plate portion 30 second lock / release mechanism 31 second release / lock mechanism 32 Locking bar 33 Lever 34 Spring 40 Microphone holding unit 50 Multilingual playback device 57 Horn type speaker M Broadcasting microphone (microphone)
Ma microphone cord S space (acoustic space)

Claims (4)

A multilingual playback device attachment for adapting a multilingual playback device integrated with a loudspeaker capable of playing back sound signals of a message selected from a plurality of message candidates in a plurality of languages, to a broadcasting facility,
A casing having an acoustic space therein and connected to a horn type speaker of the multilingual playback device,
The casing has an opening, and the connected horn type speaker and the acoustic space inside the casing communicate with each other through the opening.
An attachment for a multilingual playback device, wherein a microphone holding unit for arranging a microphone connected to the broadcasting facility is provided in an acoustic space inside the casing.   A horn type speaker of the multilingual playback device is arranged so as to cover the opening of the casing, and the casing side is engaged with the periphery of the horn type speaker around the opening of the casing. The attachment for a multilingual playback device according to claim 1, further comprising a fixing means capable of fixing the horn type speaker in a state where the speaker is pressed. The casing has a door portion capable of sealing an internal acoustic space in a state where the horn type speaker of the multilingual playback device is connected,
By opening the door part, it is possible to arrange a microphone of a broadcasting facility with respect to the microphone holding part,
The multilingual reproduction according to claim 1 or 2, wherein the microphone cord of the microphone is pulled out of the casing through a groove formed in the door in a state where the door is closed. Attachment for equipment.   The multilingual playback device attachment according to any one of claims 1 to 3, wherein a sound absorbing member is provided on an inner surface of the casing.

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