KR20090024565A

KR20090024565A - A earphone device

Info

Publication number: KR20090024565A
Application number: KR1020070089647A
Authority: KR
Inventors: 이주호
Original assignee: 엘지전자 주식회사
Priority date: 2007-09-04
Filing date: 2007-09-04
Publication date: 2009-03-09

Abstract

An earphone device is provided to keep a wire by receiving the wire in an arrangement case and to minimize twist of the wire by making the wire of two parts into one part in the arrangement case. An earphone device includes first and second wires(52,57), a sound generating unit(60) and an arrangement case(70). The first and second wires are engaged by a protrusion(58) and a groove(53). One end of each wire transmits the signal generated in the mobile device(10) to the other end. Each sound generating unit is formed by the other ends of the first wire and the second wire. The sound generating unit converts an electrical signal to the sound. The arrangement case includes a wire hole and a wire spool. The first and second wires pass through the wire hole. The wire hole is formed in the wire spool.

Description

Earphone device {A earphone device}

The present invention relates to an earphone device, and more particularly, to an earphone device having a size that can be inserted into an ear as a kind of speaker for converting an electrical signal into an acoustic signal.

Recently, portable electronic products such as MP3 walkers, mobile phones, PDAs (personal digital terminals) or laptop computers (laptop computers) have been commercialized. In addition, there is an earphone device as an item for enjoying audio information provided by the above electronic products without disturbing others.

The earphone device is largely composed of a voice unit which is placed in an ear and converts an electrical signal into a sound, and a wire for electrically connecting the voice unit to an electronic product. Conventionally, a case configured to neatly arrange earphone line in order to improve portability of an earphone device is provided. The conventional case does not prevent twisting of a wire divided into two branches, which inconveniences the user.

An object of the present invention is to solve the problems of the prior art as described above, to minimize the twisting of the earphone wire and to clean up the earphone device.

According to a feature of the present invention for achieving the object as described above, the present invention is the first wire is connected to the mobile device is connected to the other end, the first wire is formed with protrusions and grooves to be engaged with each other; Second wire; A voice unit provided at the other end of the first wire and the second wire to convert an electrical signal into sound; It is configured to include a case that is formed inside the wire hole through which the first wire and the second wire to be engaged with each other.

The organizer case may include: a first side plate and a second side plate which are provided to face each other and are formed such that a seating groove in which the voice unit is seated on an outer surface of one side thereof is recessed; And a wire reel provided between the first side plate and the second side plate to connect the first side plate and the second side plate and penetrate the inside thereof, wherein the wire reel is formed: an outer surface of the wire reel and the first side plate. The first wire and the second wire, which are integrated in the space formed by the inner surface of the side plate and the second side plate, are wound.

The wire hole may include a wire joint part for engaging the protrusions and the grooves of the first wire and the second wire, and formed on the wire joint part and inclined downward toward the wire joint part, and the first wire and the second wire closely adhere to each other. Characterized in that it comprises a wire guide to guide so as to.

The groove is formed on the first wire, the projection is formed on the second wire, the inner side of the groove is formed with a fastening portion is formed to gradually increase toward the inner side of the first wire, the outer side of the projection It is characterized in that the cross-sectional area is gradually increased toward the outside of the second wire and a fastening hook which is walked on the fastening part is formed.

According to the present invention, the case organizes two wires in one line. Therefore, the twist between the wires is minimized, thereby improving convenience of use.

In addition, according to the present invention can be stored in a neatly organized state when not using the earphone device because the wire wound around the organizer case can improve the portability.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 1 is a perspective view of a preferred embodiment of the earphone device according to the present invention, Figure 2 is a partial enlarged view of the wire constituting the embodiment of the present invention, Figure 3 is a organizer case constituting the embodiment of the present invention 4 is a front view, and FIG. 4 illustrates a rear view of the organizer constituting an embodiment of the present invention.

As shown in these figures, an earphone device is provided which is connected to a terminal 12 formed on one side of the mobile device 10 and converts an electrical signal of the mobile device 10 into sound. The mobile device 10 is a device having a function of playing music, for example, there are various things such as MP3 player, PD, PD, PMP and the like. For reference, FIG. 1 is a partially enlarged view of the wire 50 of the earphone device.

One end of the earphone device is provided with a connection jack 40 is inserted into the terminal 12 of the mobile device 10 to perform an electrical connection. The connection jack 40 is connected to the wire 50 for transmitting the electrical signal of the mobile device 10 to the other end. The wire 50 is separated into the first wire 52 and the second wire 57 from the branch point 51 provided on one side. The branch point 51 is formed larger than the wire joint portion 79 to be described later to support the case 70 to be described later.

The first wire 52 and the second wire 57 are in engagement with each other. In more detail, as shown in FIG. 2, the uneven parts are formed in the first and second wires 52 and 57, respectively. A plurality of grooves 53 are formed in the uneven parts of the first wire 52, and protrusions 58 fitted into the grooves 53 are formed in the uneven parts of the second wire 57. A fastening part 54 is formed inside the recess 53. The fastening portion 54 is formed such that its cross-sectional area is gradually increased toward the inside of the first wire 52. In addition, a fastening hook 59 is formed at an outer side of the protrusion 58, and the fastening hook 59 is formed such that its cross-sectional area is gradually increased toward the outer side of the second wire 57. The fastening hook 59 is seated on the fastening part 54. In particular, the protrusion 58 and the fastening hook 59 is integrated with the sheath of the wire 50 has flexibility. Therefore, since the fastening hook 59 is formed of a flexible material, the fastening hook 59 is inserted into the groove 53 in an elastically deformed state, and when the fastening hook 59 is seated on the fastening part 54, the fastening hook returns to its original shape. Can be walked to (54).

On the other hand, the end of the first wire 52 and the second wire 57 is provided with a voice unit 60 for converting the electrical signal transmitted from the mobile device 10 to sound. The voice unit 60 is shaped to be fixed to the ear of the person. The speech unit 60 is provided with a configuration for converting an electrical signal into sound, that is, a diaphragm, magnetic, voice coil, and the like.

The arranging case 70 is to engage the two branches of the first wire 52 and the second wire 57 with each other. In addition, the first and second wires 52 and 57 may be wound and accommodated in the organizer case 70. In addition, the rearranging case 70 is provided in a section corresponding to the branch point 51 and the voice unit 60.

The organizer case 70 is provided such that the first side plate 72 and the second side plate 73 face each other. The outer side of any one side of the first side plate 72 and the second side plate 73 is formed so that the seating portion 74 on which the vocalization unit 60 can be seated. The rear surface of the seating portion 74 is provided with a magnetic material (not shown) that can be attached to the magnetic provided in the inside of the voice unit 60, which maintains the seating state of the voice unit 60 by magnetic force To do this.

A wire reel 75 is provided between the first side plate 72 and the second side plate 73. That is, the wire reel 75 is installed so that both side surfaces are in close contact with the inner side of the first side plate 72 and the second side plate 73, respectively. The wire reel 75 may have various shapes, but may be formed in a substantially cylindrical shape so that the wire 50 may be wound around the outer circumference.

As shown in FIGS. 3 and 4, a wire hole 76 is formed through the wire reel 75. The first wire 52 and the second wire 57 are inserted into the wire hole 76. Therefore, the case 70 may reciprocate between the branch point 51 and the speech unit 60 along the first wire 52 and the second wire 57.

The wire hole 76 is composed of a wire guide portion 77 and the wire bonding portion 79. The wire guide portion 77 is formed to be inclined toward the wire bonding portion 79 so that the hole size is reduced. The wire guide portion 77 serves to guide the bifurcated first wire 52 and the second wire 57 to the wire joint portion 79.

And the wire bonding portion 79 is provided in the lower portion of the wire guide portion 77 with reference to Figure 3, the size of the hole only the first wire 52 and the second wire 57 in the state of being bonded to each other It is formed enough. When the first wire 52 and the second wire 57 pass through the wire bonding portion 79, the inner surface of the wire bonding portion 79 closely adheres to the first and second wires 52 and 57. The protrusion 58 and the groove 53 formed on the first and second wires 52 and 57 are engaged with each other.

Hereinafter, the operation of the earphone device according to the present invention will be described.

Figure 5 is a schematic diagram showing the state of use of the earphone device in the embodiment of the present invention, Figure 6 schematically shows a process that the wire is a line in the embodiment of the present invention.

When using the earphone device as shown in FIG. 5, the organizer case 70 is moved in a direction away from the speech unit 60, and the first wire 52 and the second wire 57 are pulled in opposite directions and divided into two parts. The voice unit 60 may be seated on both ears of the user, respectively. At this time, the first wire 52 and the second wire 57 between the rearranging case 70 and the branching point 51 are held in one strand.

When not using an earphone device, the case 70 is moved to face the voice unit 60. At this time, the first wire 52 and the second wire 57 pass through the wire guide unit 77 to each other. As the protrusions 58 and the grooves 53 are engaged with each other while being in close contact with each other and passing through the wire bonding portion 79, the first wire 52 and the second wire 57 become one strand. Raising the case 70 to the end toward the voice unit 60, the first and second wires (52, 57) provided between the branch point 51 and the case (70) becomes a strand and tangled with each other The phenomenon is prevented.

In this state, the vocalization unit 60 is seated on the seating portion 74 formed on the outer surface of the cleaning case 70 so that the seating state is maintained by magnetic force. Then, the wire 50 engaged in one strand is wound on the outer circumferential surface of the wire reel 75. In this case, the wire 50 is wound in a space formed by the outer circumferential surface of the wire reel 75 and the inner surfaces of the first and second side plates 72 and 73. Finally, the connection jack 40 provided at one end of the wire 50 is forcibly inserted between the wires 50 wound between the first and second side plates 72 and 73 to fix the wire 50. Is done.

The rights of the present invention are not limited to the embodiments described above, but are defined by the claims, and those skilled in the art can make various modifications and adaptations within the scope of the claims. It is self-evident.

1 is a perspective view showing a preferred embodiment of the earphone device according to the present invention.

Figure 2 is a partially enlarged view showing a wire constituting an embodiment of the present invention.

Figure 3 is a front view showing a rearranging case constituting an embodiment of the present invention.

Figure 4 is a plan view showing a rearranging case constituting an embodiment of the present invention.

5 is a schematic view showing a state of use of the earphone device in the embodiment of the present invention.

Figure 6 is a schematic diagram showing a process that the wire is a line in an embodiment of the present invention.

* Description of the symbols for the main parts of the drawings *

10: mobile device 12: terminal

40: connecting jack 50: wire

51: fork 52: first wire

53: groove 54: fastening portion

57: second wire 58: protrusion

59: fastening hook 60: voice unit

70: organizer case 72: first side plate

73: second side plate 74: seating portion

75: wire reel 76: wire hole

77: wire guide portion 79: wire junction portion

Claims

A first wire and a second wire, one end of which is connected to the mobile device and transmits a signal generated from the mobile device to the other end, and wherein protrusions and grooves are formed to engage each other;

A voice unit provided at the other end of the first wire and the second wire to convert an electrical signal into sound;

Earphone device characterized in that it comprises a organizer case is formed inside the wire hole for engaging the first wire and the second wire to interlock with each other.

The method of claim 1, wherein the organizer case,

A first side plate and a second side plate which are provided to face each other and are formed such that a seating groove in which the voice unit is seated on an outer surface of one side thereof is recessed;

And a wire reel provided between the first side plate and the second side plate to connect the first side plate and the second side plate and penetrate the inside thereof.

The earphone device characterized in that the first wire and the second wire is wound around the space formed by the outer surface of the wire reel and the inner surface of the first side plate and the second side plate.

The wire hole of claim 1 or 2, wherein the wire hole is formed at an upper portion of the wire bonding portion and is inclined downward toward the wire bonding portion, the wire bonding portion engaging the protrusions and the grooves of the first wire and the second wire. Earphone device characterized in that it comprises a wire guide for guiding the first wire and the second wire to be in close contact with each other.

The method of claim 3, wherein the groove is formed in the first wire, the projection is formed in the second wire,

The inside of the groove is formed with a fastening portion is formed so that the cross-sectional area is gradually increased toward the inside of the first wire,

The earphone device, characterized in that the outer side of the protrusion is formed so that the cross-sectional area is gradually increased toward the outer side of the second wire, and a fastening hook that is hooked to the fastening portion.