JP2013131877A - Connection structure of microphone cable and microphone device including the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent a microphone cable from being easily removed from a microphone device.SOLUTION: A plug housing groove 106, where a plug 201 of a microphone cable 200 connected with a receptacle 105 of a base housing 101 is housed, is formed on a bottom surface 101a of the base housing 101 of a microphone. The receptacle 105 and the plug 201 are connected with each other in the plug housing groove 106 with a lock release switch 202, which releases a lock of the receptacle 105 and the plug 201, oriented so as to face an installation surface of the base housing 101.

Description

  The present invention relates to a connection structure of a microphone cable connected to an audio signal output connector of a desktop microphone device installed on a flat installation surface such as a table, and more specifically, the connected microphone cable is The present invention relates to a microphone cable connection structure that does not easily fall off from a microphone device.

  In the case of desktop microphones used on desks for conferences and TV programs, the microphone device installed on the installation surface of the table and the microphone cable for audio output are detachable from the viewpoint of facilitating the installation and removal work. It is said that.

  As a method of connecting the microphone device and the microphone cable, an audio signal output connector of the microphone device and a connector on the microphone cable side that receives the connector are used, and these are connected to each other to electrically connect the microphone device and the microphone cable. Continuity can be obtained.

  Usually, the connector on the microphone device side is called a “receptacle”, and the connector on the microphone cable side is called a “plug”. In the following description, these terms are used.

  One example of a microphone device having such a connection structure is a surface pickup microphone. For example, as shown in Patent Document 1, an on-surface sound pickup microphone is also called a boundary microphone or a surface mount microphone, and is used by installing a flat microphone case on a flat installation surface such as a table.

  In such an on-surface sound pickup microphone, a receptacle provided on the side of the microphone case and a plug provided on one end of the microphone cable are detachably connected.

  Another example of the microphone device having the connection structure as described above is a desktop microphone such as a so-called gooseneck type microphone using a flexible shaft in which a microphone unit can be freely brought close to a speaker's mouth.

  This type of microphone is used by being attached to a microphone stand. FIGS. 6 to 9 show an example of a microphone stand 10 used for a desktop microphone such as a gooseneck microphone.

  The microphone stand 10 includes a base casing 11 installed on a flat installation surface such as a table. The base casing 11 is formed in a flat trapezoidal shape from the viewpoint of stability, and as shown in FIG. A metal bottom plate 12 is attached to the bottom surface 11a.

  As shown in FIG. 6, a support hole 13 for supporting a microphone body (not shown) is formed in the approximate center of the upper surface 11 b of the base housing 11, and the support hole 13 is provided with a first receptacle 14. ing. In the case of a gooseneck type microphone, an output connector provided at the lower end of a flexible shaft (not shown) is inserted into the first receptacle 14.

  In this example, as shown in FIG. 9, a second receptacle 15, which is a connector of the same type as the first receptacle 14, is provided on the side surface 11 c side of the base housing 11. The pins of the first receptacle 14 and the second receptacle 15 are connected to each other by lead wires L in the base casing 11.

  The plug 21 of the microphone cable 20 is inserted into the second receptacle 15 of the base housing 11. The plug 21 has a locking claw (not shown) for locking the second receptacle and its locking. A push button type lock release switch 22 for releasing the state is provided.

  In this example, although not shown, the second receptacle 15 is provided with a locking hole that is locked to the locking claw of the plug 21, and the plug is inserted into the locking hole of the second receptacle 15. The second receptacle 15 and the plug 21 are locked by pushing and engaging the locking claws.

  Further, the plug 22 can be easily removed from the second receptacle by pulling out the plug 22 while pressing the lock release switch 22.

JP 2005-167480 A

  However, the connection structure between the microphone stand 10 and the microphone cable 20 using the locking means as described above has the following problems. That is, the base casing 11 of the microphone stand 10 is installed on a flat installation surface such as a table, and the second receptacle 15 is also installed horizontally on the installation surface.

  Further, as shown in FIGS. 6 and 7, the second receptacle 15 is provided so as to protrude toward the side surface 11c of the base housing 11, and the plug 21 is inserted therein. 21 is connected so that the lock release switch 22 is on the upper side (the upper surface 11b side of the base casing 11).

  Therefore, the lock release switch 22 is exposed on the upper side of the installation surface of the microphone stand 10, and if the lock release switch 22 is pressed, the microphone cable 20 may be easily disconnected from the base housing 11. was there.

  In particular, a desktop microphone such as a boundary microphone or a gooseneck microphone is often installed at a position where the microphone can reach the speaker's hand, and if the unlock switch 22 is inadvertently pressed, There was a risk of broadcast accidents, such as interruptions in audio.

  In the above-mentioned conventional example, the push button type switch is described as the lock release switch. However, even if the slide type lock release switch is used, a broadcast accident caused by an erroneous operation such as inadvertently releasing the locked state. The problem was concerned.

  In the conventional microphone cable connection structure, since the plug 21 of the microphone cable 20 protrudes from the back side of the base housing 11, not only the aesthetic appearance on the image is impaired, but also the metal plug 21 emits light. Because it reflects a lot, it must be nervous in the arrangement of broadcast programs.

  In addition, a boundary microphone having a similar microphone cable connection structure is not often installed near the floor or land track surface. The microphone cable could easily be removed from the case.

  Therefore, in order to solve the above-described problems, the present invention prevents the microphone cable from being detached from the base casing with a simple configuration when attaching the microphone cable to the base casing of the microphone, and provides an aesthetic feeling in installing the microphone. An object of the present invention is to provide a microphone cable connection structure and a microphone device provided with the connection structure.

  In order to solve the above-described problems, the present invention has the following features. According to the first aspect of the present invention, the base housing of the microphone device installed on a flat installation surface such as a table or a floor surface and the latch-lock type connector that engages male and female only at a specific rotational angle position. A microphone cable removably connected to the base casing, and a receptacle as one member of the connector is provided on a side surface of the base casing, and the other end of the connector is provided at an end of the microphone cable. In the microphone cable connection structure in which the plug is removed from the receptacle by operating the lock release switch, the bottom of the base casing is attached to the plug. From the side of the base casing toward the inside of the base casing, at least the tip of the plug A plug storage groove having a groove length that reaches the hook release switch and a groove depth at which the lock release switch does not contact the installation surface, and is provided in a recessed portion on the inner side of the plug storage groove. The receptacle is arranged such that the plug is connected so that the lock release switch faces the installation surface.

  According to a second aspect of the present invention, in the first aspect, the lock release switch is a push button type switch.

  Further, as described in claim 3, the present invention also includes a microphone device provided with the microphone cable connection structure described in claim 1 or 2.

  According to the present invention, the lock release switch is inadvertently provided by providing the lock release switch for the microphone base case and the microphone cable in the storage groove on the bottom side of the base case that cannot be seen from the installation surface. Broadcast accidents due to the microphone cable being pushed and coming off the base housing can be avoided.

  In addition, by storing the plug of the microphone cable in the storage groove of the base housing, the exposed portion of the plug can be suppressed and the reflected light from the plug can be reduced. Can be improved.

The top view which shows an example of the microphone apparatus which concerns on this invention. The front view which shows an example of the microphone apparatus which concerns on this invention. The side view which shows an example of the base housing | casing of the microphone apparatus which concerns on this invention. The bottom view which shows an example of the microphone apparatus which concerns on this invention. The side view which shows typically the internal structure of the microphone apparatus which concerns on this invention. The top view which shows an example of the conventional microphone apparatus. The front view which shows an example of the conventional microphone apparatus. The side view which shows an example of the base housing | casing of the conventional microphone apparatus. The side view which shows typically the internal structure of the conventional microphone apparatus.

  Next, embodiments of the present invention will be described with reference to the drawings. As shown in FIGS. 1 to 5, the microphone stand 100 is used for a desktop microphone device such as a gooseneck microphone, and is installed on a flat installation surface such as a table. A base plate 102 made of metal is attached to the bottom surface 101a of the base casing 101.

  Also in this example, since a microphone body (not shown) is attached to the upper surface 101b of the base casing 101 via a predetermined support means, the base casing 101 is formed in a flat trapezoidal shape from the viewpoint of safety. If 101 is a shape which can support a microphone main body stably, it will not specifically limit.

  As shown in FIG. 1, a support hole 103 that supports a microphone body (not shown) is formed in the approximate center of the upper surface 101 b of the base housing 101. The support hole 103 has a first sound signal output first. The receptacle 104 is provided, and an output connector of a microphone body (not shown) is inserted.

  Further, as shown in FIGS. 3 and 5, a second receptacle 105, which is a connector of the same type as the first receptacle 104, is provided on the side surface 101 c side of the base casing 101, and the first receptacle 104 The pins of the second receptacle 105 are connected to each other by lead wires L in the base casing 101.

  In the present invention, as shown in FIGS. 4 and 5, a plug housing groove 106 having a predetermined length is formed on the bottom surface 101 a of the base housing 101 from the side surface 101 b side of the base housing 101 inward. The plug 201 of the microphone cable 200 is inserted into the plug housing groove 106.

  A second receptacle 105 is disposed on the inner side of the base housing 101 of the plug housing groove 106. By inserting the plug 202 of the microphone cable 200 into the second receptacle 105, the receptacle 105 The plug 201 is fitted.

  Also in this example, the plug 201 is provided with a locking claw (not shown) for locking the second receptacle 105 and a lock release switch 202 for releasing the locked state. Although not shown, the second receptacle 105 is provided with a locking hole for locking the locking claw of the plug 201.

  In the present invention, as shown in FIG. 5, the second receptacle 105 and the plug 201 are connected so that the lock release switch 202 of the plug 201 faces the installation surface of the microphone stand 100. ing.

  Further, the plug housing groove 106 is formed to have a groove length that completely accommodates at least the tip of the plug 201 including the lock release switch 202 when the plug 201 is inserted into the second receptacle 105.

  Therefore, as shown in FIGS. 1 and 2, since the lock release switch 202 is not exposed to the upper surface 101b side or the side surface 101c side of the base casing 101, the speaker does not accidentally press the lock release switch 202. The cable 200 does not easily come off from the base casing 101.

  Further, as shown in FIG. 5, the plug housing groove 106 has a groove depth at which the lock release switch 202 does not come into contact with the installation surface of the microphone stand 100 when the plug 201 is inserted into the second receptacle 105. .

  Therefore, unless the base housing 101 is turned over and the plug release 202 is pulled out by pressing the lock release switch 202, the microphone cable 200 will not be detached from the base housing 101, and a broadcast accident caused by the microphone cable 200 being detached from the microphone stand 100 will be described. Can be reliably avoided.

  In the present embodiment, the lock release switch 202 has been described as an example of a push button switch. However, the present invention is not limited to this, and the lock release switch connects the plug 201 of the second receptacle 105 and the plug 201. For example, a slide-type switch that can be locked and released may be used.

  In the above embodiment, the connection structure between the microphone stand 100 and the microphone cable 200 used for a desktop microphone stand such as a gooseneck microphone has been described as an example. However, the present invention is not limited to this. For example, a boundary microphone may be used. It is also used for the connection structure between the receptacle of the surface pickup microphone and the plug of the microphone cable.

  According to this, for example, when a boundary microphone is embedded in the ground, such as athletics broadcasting, even if the microphone case is stepped from the ground, the unlock switch is not stepped on, and the microphone cable Will not come off the microphone case.

100 Microphone stand 101 Base housing 102 Bottom plate 103 Support hole 104 First receptacle 105 Second receptacle 106 Plug housing groove 200 Microphone cable 201 Plug 202 Unlock switch

Claims (3)

Removably connected to the base housing through a latch lock connector that fits male and female only at a specific rotation angle position and a base housing of a microphone device installed on a flat installation surface such as a table or floor Including a microphone cable,
A receptacle that is one member of the connector is provided on a side surface of the base housing, and a plug with an unlock switch that is the other member of the connector is attached to an end of the microphone cable. In the microphone cable connection structure in which the plug is removed from the receptacle by operating the lock release switch,
On the bottom surface of the base housing, a groove length of at least a length from the tip of the plug to the lock release switch from the side surface of the base housing to the inside of the base housing, and the lock release switch Is provided with a plug housing groove having a groove depth that does not contact the installation surface,
A microphone, wherein the receptacle is disposed in a recessed portion on the inner side of the plug housing groove so that the plug is connected with the lock release switch facing the installation surface. Cable connection structure.   The microphone cable connection structure according to claim 1, wherein the lock release switch is a push button type switch.   A microphone device comprising the microphone cable connection structure according to claim 1.

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