KR101260067B1 - Hands free device - Google Patents

Abstract

[0001] The present invention relates to a hands-free device which can be applied to various environments and applications, and which includes an upper and a lower earphone, the hands-free device comprising: An earphone projecting means formed inside the handsfree main body and projecting the earphone through the rear face of the handsfree main body in accordance with a projecting operation signal of the control portion; And an earphone pull-out unit which is formed in the hands-free main body and pulls out at least one of an upper earphone and a lower earphone through at least one of an upper surface and a lower surface of the hands-free main body in response to a pull- And the earphone as the output means is easily placed on the user's ear so that the user can easily select and use the desired system when necessary by using various methods by simple operation of the user so that the convenience of using the hands- have.

Description

[0001] HANDS FREE DEVICE [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a hands-free device, and relates to a hands-free device that can be applied variously according to a use environment and a use.

Generally, a hands-free device is connected to a main body of an electronic device by wire or wireless, and transmits transmission data such as a user's voice signal to the main body of the electronic device without direct manipulation of the main body of the electronic device, And the like.

Usually, the hands-free apparatus includes an input means such as a microphone and a circuit for receiving and processing a voice signal to be transmitted, including a circuit for reproducing a voice signal received therein and an output means such as an earphone.

Such a hands-free device is generally configured such that an output means such as an earphone is placed in the user's ear and an input means such as a microphone is positioned in proximity to the mouth of the user.

Due to the basic structure of the hands-free device, the conventional hands-free device has been standardized as a structure for performing basic input and output functions.

However, in view of the fact that the portability of electronic devices is very important due to the recent development of electronic and communication technologies, a conventional handsfree device having a functional restriction that necessarily covers the user's ears and mouth needs to be structured And it is difficult to connect with various portable electronic devices that are being released.

Therefore, it is very necessary to propose a hands-free device which can be easily used in various portable electronic devices and can be used in various applications in response to various situations while enhancing convenience and portability of the original user.

Accordingly, the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a handsfree device which can be conveniently used by a user in various ways and is portable.

Another object of the present invention is to provide a hands-free device that can be used for various purposes when carrying, considering the characteristics of a highly portable hand-free device.

According to a first aspect of the present invention, there is provided a handsfree apparatus including an earphone, the handsfree apparatus comprising: a handsfree main body; An earphone projecting means formed inside the handsfree main body and projecting the earphone through the rear face of the handsfree main body in accordance with a projecting operation signal of the control portion; The present invention can provide a hands-free device including the above-

An earphone protruding hole may be formed on the back surface of the handsfree main body so as to protrude through the earphone.

The earphone protruding means includes a protruding guide portion formed horizontally in the inside of the handsfree main body and having a rail in the longitudinal direction, A protruding moving block having a lower portion linearly movably coupled to the protruding guide portion and an upper portion coupled to the earphone boss portion; And a horizontal driving unit formed at a lower portion of the protruding moving block and applying a linear motion to the protruding moving block in response to the protruding motion signal of the control unit.

Wherein the projecting guide portion is formed with a rail which is open at an upper portion to form a receiving space and horizontally extended to be opposed inwardly from both sides thereof, the lower portion of the protruding moving block is interposed in the receiving space, , And a rail groove portion for restraining the protruding moving block upward and making the movable block linear can be formed.

Wherein the horizontal driving unit includes: a motor in which a rotary shaft is horizontally inserted into a lower end of the protruding moving block; A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the lower end of the protruding moving block; And a horizontal rack bar formed on a bottom surface of the protruding guide portion and meshing with the pinion gear to convert rotation of the motor into rectilinear movement, .

The pinion gear may have a gear tooth protruded downward from the lower end of the protruding moving block.

The decorating means can be removably attached to the front face of the handsfree main body.

The fastening means may be removably coupled to one side of the handsfree main body.

According to a second aspect of the present invention, there is provided a handsfree apparatus including an earphone, the handsfree main body having at least one of an upper surface and a lower surface opened; And an earphone pull-out means for pulling out the earphone through at least one of the upper face and the lower face of the lower face of the hands-free main body in response to the pull-out operation signal of the control unit A hands-free device can be provided.

Wherein the earphone pull-out means comprises: a lead-out guide portion formed vertically in a vertical direction at a front center portion of the inside of the handsfree main body and having a rail in the longitudinal direction; A withdrawal moving block including a side extension portion that is linearly movably coupled with the withdrawing guide portion, and a body portion that is coupled to the earphone boss portion so as to be removably attachable to the side extension portion; And a vertical driving unit that is formed at an end of the side extension unit and receives a drawing operation signal of the controller to apply a linear driving force to the drawing movement block.

The draw-out guide portion is formed with a rail which is open at an upper portion to form a receiving space, and which is vertically extended to be opposed inwardly from both sides thereof. The side extending portion is interposed in the receiving space, A rail groove portion for restraining the side extension portion to be movable linearly can be formed.

The earphone boss unit may be provided with a microphone for receiving an external voice signal.

Wherein the vertical driving unit includes: a motor in which a rotation shaft is horizontally inserted into an end of the side extension; A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the side extension portion; And a vertical rack bar formed on a lower surface of the drawing guide portion and engaged with the pinion gear to switch the rotation of the motor to a linear movement. have.

The pinion gear may have a gear tooth protruding laterally from an end of the side extension.

The earphone pull-out means may further comprise a telescopic means which is formed in the pull-out guide portion and which extends and retracts the pull-out guide portion in the vertical direction corresponding to the extension operation signal of the control portion.

A lower end of the telescopic means is fixed to the body of the handsfree and is formed along the circumference of the lead-out guide portion and is slidably coupled to the upper end and the lower end; A rack bar which is formed by a bendable material and which is movably coupled in the vertical direction along one side of the inner surface of the handsfree main body with respect to the bent portion and the other side is fixedly coupled to the inner lower side of the lower side of the draw- The rack bar is moved in the vertical direction in conjunction with the rotation of the extension driving part corresponding to the extended operation signal, and the drawing guide part also moves in the vertical direction in conjunction with the movement of the rack bar in the vertical direction , The multi-end portion can be stretched and expanded or contracted.

The decorating means can be removably attached to the front face of the handsfree main body.

And the fastening means may be removably coupled to the rear portion of the handsfree main body.

According to a third aspect of the present invention, there is provided a handsfree apparatus including upper and lower earphones, the handsfree apparatus comprising: a handsfree main body having an upper surface and a lower surface opened; An earphone projecting means formed inside the handsfree main body and projecting the earphone through the rear face of the handsfree main body in accordance with a projecting operation signal of the control portion; And an earphone pull-out means formed inside the hands-free main body for pulling out at least one of an upper earphone and a lower earphone through at least one of an upper surface and a lower surface of the hands- Device can be provided.

An earphone protrusion hole may be formed on the rear surface of the handsfree main body so that the upper earphone protrudes through the earphone protrusion hole.

The earphone protruding means includes a protruding guide portion formed horizontally in the inside of the handsfree main body and having a rail in the longitudinal direction, A protruding moving block having a lower portion linearly movably coupled to the protruding guide portion and an upper portion coupled to the earphone boss portion; And a horizontal driving unit formed at a lower portion of the protruding moving block and applying a linear motion to the protruding moving block in response to the protruding motion signal of the control unit.

Wherein the projecting guide portion is formed with a rail which is open at an upper portion to form a receiving space and horizontally extended to be opposed inwardly from both sides thereof, the lower portion of the protruding moving block is interposed in the receiving space, , And a rail groove portion for restraining the protruding moving block upward and making the movable block linear can be formed.

The protrusion guide portion may be provided with a cut-out portion at the front end thereof with the rail removed to release upward restraint of the protrusion moving block.

Wherein the horizontal driving unit includes: a motor in which a rotary shaft is horizontally inserted into a lower end of the protruding moving block; A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the lower end of the protruding moving block; And a horizontal rack bar formed on a bottom surface of the protruding guide portion and meshing with the pinion gear to convert rotation of the motor into rectilinear movement, .

The pinion gear may have a gear tooth protruded downward from the lower end of the protruding moving block.

     The earphone pull-out means may be vertically arranged or coupled in the vertical direction of the earphone projecting means.

Wherein the earphone pull-out means comprises: an upper draw-out guide portion and a lower draw-out guide portion formed vertically in the vertical direction at the front center portion of the inside of the handsfree main body, And a body portion coupled to the upper earphone boss portion or the lower earphone boss portion so as to be removably attachable to the upper earphone boss portion or the lower earphone boss portion, the side extension portion being linearly movably engaged with the upwardly- A moving block; And a vertical driving unit that is formed at an end of the side extension unit and receives a drawing operation signal of the controller to apply a linear driving force to the drawing movement block.

Wherein the upper draw-out guide portion or the lower draw-out guide portion is formed with a rail which is open at an upper portion to form a receiving space, and which is vertically extended and opposed inwardly from both sides thereof, the side extending portion being interposed in the receiving space, A rail groove portion may be formed to allow the rail to be inserted and to restrain the side extension portion to be linearly movable.

A cutout portion in which the rail is removed may be formed at a lower end portion of the upwardly withdrawing guide portion to release rearward restraint of the side extending portion.

The lower portion of the protruding moving block and the side extending portion of the withdrawing moving block may be vertically formed, and the upper portion of the protruding moving block and the body portion of the retrieving moving block may be integrally formed.

The lower earphone boss may be provided with a microphone for receiving an external voice signal.

Wherein the vertical driving unit includes: a motor in which a rotation shaft is horizontally inserted into an end of the side extension; A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the side extension portion; A pinion gear coupled to the rotary shaft at a central portion thereof for transmitting a rotational force of the motor and a pinion gear formed at a lower surface of the upwardly withdrawing guide portion or the downwardly extending guide portion and meshing with the pinion gear, Vertical rack bars may be included.

The pinion gear may have a gear tooth protruding laterally from an end of the side extension.

The earphone pull-out means may further comprise a telescopic means formed in the downwardly-pulling-out guide portion and extending and retracting the downwardly-pulling-out guide portion in the vertical direction corresponding to the extended operation signal of the control portion.

A lower end of the telescopic means is fixed to the body of the handsfree and is formed along a circumferential surface of the lower draw-out guide portion and is slidably engaged with the lower end; A rack bar which is configured to be bent with a bendable material and which is movably coupled to one side of the bending portion along an inner side surface of the handsfree main body and the other side is fixedly coupled to the inside of the lower lower side of the downwardly extending guide portion, The rack bar is moved in the vertical direction in conjunction with the rotation of the extension driving unit corresponding to the extended operation signal, and the lower draw-out guide unit is also moved in the vertical direction The multi-end portion can be stretched and expanded and contracted.

In response to the user's selection instruction, the control unit may apply a pull-out operation signal to the earphone pull-out means so that the lower earphone is pulled out.

The controller may apply a protrusion operation signal to the earphone protrusion means so that the upper earphone protrudes in response to a user's selection instruction and apply a pullout operation signal to the earphone pullout means so that the lower earphone is pulled out.

In response to a user's selection instruction, the control unit may apply a pull-out operation signal so that the upper earphone and the lower earphone are respectively drawn out to the earphone pull-out means.

The control unit applies a pull-out operation signal so that the lower earphone is pulled out to the earphone pull-out means in response to the user's selection instruction, applies the extension operation signal so that the downward pull- The upper earphone can be pulled out.

The decorating means can be removably attached to the front face of the handsfree main body.

And the fastening means may be removably coupled to the rear portion of the handsfree main body.

According to a fourth technical aspect of the present invention, there is provided a handsfree apparatus including an earphone, the handsfree apparatus comprising: A control unit mounted inside the handsfree main body for applying an operation signal; An earphone projecting means formed inside the handsfree main body and projecting the earphone through the rear face of the handsfree main body in accordance with a projecting operation signal of the control portion; And an earphone pull-out means formed inside the hands-free main body for pulling out the earphone through the lower face of the hands-free main body in response to the pull-out operation signal of the control unit.

An earphone protruding hole may be formed on the back surface of the handsfree main body so as to protrude through the earphone.

The earphone protruding means includes: a protruding guide portion horizontally formed in the upper portion of the inside of the handsfree main body and having a rail in the longitudinal direction; A protruding moving block having an upper portion coupled to the protruding guide portion in a linearly movable manner and a lower portion coupled with the earphone boss portion; And a horizontal driving unit formed on the protruding moving block and applying a linear motion to the protruding moving block in response to the protruding motion signal of the control unit.

The protruding guide portion is formed with a rail which is open at an upper portion to form a receiving space and which is horizontally extended to be opposed inwardly from both sides thereof. The upper portion of the protruding moving block is interposed in the receiving space, , And a rail groove portion for restraining the protruding moving block downward and making linear movement possible can be formed.

The protruding guide portion may have a cutout portion at the front end thereof with the rail removed to release the downward restraint of the protruding moving block.

Wherein the horizontal driving unit includes: a motor in which a rotating shaft is inserted horizontally inside an upper end of the protruding moving block; A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the upper end of the protruding moving block; A pinion gear coupled to the rotary rod at a center portion and transmitting rotational force of the motor; And a horizontal rack bar formed on the bottom surface of the protruding guide portion and meshing with the pinion gear to convert the rotation of the motor into a linear movement.

The pinion gear may have a gear tooth protruded upward from an upper end of the protruding moving block.

The earphone pull-out means may be vertically arranged or coupled below the earphone projecting means.

The earphone pull-out means includes a draw-out guide portion formed vertically in the front of the inside of the hands-free main body and having a rail in the longitudinal direction; The side extending portion is coupled to the drawing guide portion in a linearly movable manner, and the body portion is coupled to the earphone boss portion in a detachable manner; And a vertical driving unit that is formed at an end of the side extension unit and receives a drawing operation signal of the controller to apply a linear driving force to the drawing movement block.

Wherein the draw-out guide portion is formed with a rail which is open at an upper portion to form a receiving space and which is formed so as to extend inward oppositely from both sides thereof, the side extending portion being interposed in the receiving space, A rail groove portion for restricting the portion to the rear and making linear movement possible can be formed.

The draw-out guide portion may have a cut-out portion from which the rail is removed, thereby releasing the rearward restraint of the side extending portion.

The upper portion of the protruding moving block and the side extending portion of the withdrawal moving block may be formed vertically and the lower portion of the protruding moving block and the body portion of the withdrawing moving block may be integrally formed.

The earphone boss unit may be provided with a microphone for receiving an external voice signal.

Wherein the vertical driving unit includes: a motor in which a rotation shaft is horizontally inserted into an end of the side extension; A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the side extension portion; And a vertical rack bar which is formed on the bottom surface of the takeout guide and engages with the pinion gear to switch the rotation of the motor to a linear movement can do.

The pinion gear may have a gear tooth protruding laterally from an end of the side extension.

The earphone pull-out means may further comprise a telescopic means formed in the pull-out guide portion for extending and retracting the pull-out guide portion in the vertical direction corresponding to the extension operation signal of the control portion.

A lower end of the telescopic means is fixed to the body of the handsfree and is formed along the circumference of the lead-out guide portion and is slidably coupled to the upper end and the lower end; A rack bar which is formed by a bendable material and which is movably coupled in the vertical direction along one side of the inner surface of the handsfree main body with respect to the bent portion and the other side is fixedly coupled to the inner lower side of the lower side of the draw- The rack bar is moved in the vertical direction in conjunction with the rotation of the extension driving part corresponding to the extended operation signal, and the drawing guide part also moves in the vertical direction in conjunction with the movement of the rack bar in the vertical direction , The multi-end portion can be stretched and expanded or contracted.

The control unit may apply a protrusion operation signal so that the earphone protrudes to the earphone protrusion means in response to a user's selection instruction.

In response to the user's selection instruction, the control unit may apply the pull-out operation signal so that the earphone is pulled out to the earphone pull-out means.

The controller may apply a pulling operation signal to pull out the earphone to the earphone pull-out means in response to the user's selection instruction and apply the extension operation signal so that the pull-out guide portion is extended to the telescopic means.

The decorating means can be removably attached to the front face of the handsfree main body.

And the fastening means may be removably coupled to the rear portion of the handsfree main body.

The hands-free apparatus according to the present invention allows a user to select and use a desired method when necessary by moving the earphone as output means in a variety of ways by a simple operation of the user so as to easily mount the earphone on the user's ear, .

In addition, it is possible to expand and contract the earphone as the output means to move and store the earphone in the inside of the handsfree main body, and to wind up the cable inside the earphone invisibly to maximize the convenience of wireless, , And the wound cable can be stretched and used when necessary so that the handsfree device can be worn at various positions of the body or clothes. Especially, the microphone is provided in the earphone, and the earphone cable is extended and used, thereby providing the convenience of wearing, carrying and using.

And can be used as an accessory for attaching a decoration means or a fastening means capable of being detached and attached to the handsfree itself and worn on an accessory for a hair or clothes or the like so that the user can get out of the frame of a mechanical type device of a fixed design, It is possible to use various forms and designs of accessory at any time by selecting it according to the situation, and there is an advantage of maximizing the utilization of the handsfree.

In addition, the hands-free apparatus according to the present invention is constructed such that the hands-free apparatus is worn at a desired position such as a body or clothes, because of the constitution including the fastening means, the earphone pullout means, the cable stretchable configuration, the telescopic means, It is not necessary to separately store the hands-free device.

Meanwhile, the hands-free apparatus according to the present invention is advantageous in that a microphone as an input means is formed in an earphone to be drawn out and expanded to a telescopic means, thereby expanding the range that can be utilized by mounting the fastening means as described above.

The miniaturized hands-free device has an advantage that it can be utilized in a large amount through integration or modularization in connection with various electronic devices.

In other words, the hands-free apparatus can be configured by dividing the control unit and the earphone unit into respective modules, thereby enabling a combination of various control modules of various electronic devices and various types of earphone modules. Therefore, It is easy and economical to construct.

FIG. 1 is a block diagram for conceptually illustrating a configuration of an embodiment of a hands-free device according to the present invention.
Fig. 2 is a perspective view showing a specific shape of the handsfree main body shown conceptually in Fig. 1. Fig.
Fig. 3 is a schematic diagram for explaining a specific configuration of the earphone protruding means and earphone pullout means conceptually shown in Fig. 1. Fig.
Fig. 4 is a plan view and a cross-sectional view for explaining the configuration of the protruding guide portion shown in Fig.
FIG. 5 is a front view and a side view illustrating the structure of the protruding moving block, the horizontal driving unit, the drawing-out moving block, and the vertical driving unit shown in FIG.
6 is a plan view for explaining the configuration of the upwardly withdrawing guide portion and the downwardly-pulling-out guide portion shown in FIG.
7 is a cross-sectional view taken along the line B-B 'shown in Fig.
8 is a schematic diagram for explaining the configuration of the telescopic means conceptually shown in Fig.
9 is a cross-sectional view taken along the line C-C 'shown in FIG.
FIG. 10 is a schematic diagram and a block diagram illustrating a fixed mode in an operating state according to the embodiment shown in FIG. 1. FIG.
FIG. 11 is a schematic diagram and a block diagram for explaining the protruding mode in the operating state according to the embodiment shown in FIG.
FIG. 12 is a schematic diagram and block diagram for explaining a cable expansion mode in an operating state according to the embodiment shown in FIG. 1. FIG.
FIG. 13 is a schematic diagram and a block diagram illustrating the sliding extension mode in the operating state according to the embodiment shown in FIG. 1. FIG.
FIG. 14 is a block diagram for conceptually illustrating a configuration of another embodiment of the hands-free device according to the present invention.
Fig. 15 is a schematic diagram for explaining a specific configuration of earphone projecting means and earphone pullout means conceptually shown in Fig. 14; Fig.
16 is a schematic diagram for explaining an operating state according to the embodiment shown in Fig.
FIG. 17 is a conceptual view showing a state in which the embodiment shown in FIG. 1 or FIG. 14 is coupled to the hair band type fastening means.
Fig. 18 is a conceptual diagram showing an embodiment shown in Fig. 1 or Fig. 14 coupled to a hairband type fastening means and expanded by telescopic means. Fig.
19 is a view showing a state in which the embodiment shown in FIG. 1 or 14 is coupled to a hairband type fastening means, a cable of an earphone is extended in a cable extension mode, the hairband type fastening means is mounted, It is a conceptual diagram.

Hereinafter, a preferred embodiment of the hands-free device according to the present invention will be described.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner of achieving them, will be apparent from and elucidated with reference to the embodiments described hereinafter in conjunction with the accompanying drawings.

It should be understood, however, that the invention is not limited to the disclosed embodiments, but is capable of many different forms and should not be construed as limited to the embodiments set forth herein; It is intended that the disclosure of the present invention be limited only by the terms of the appended claims.

In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

My 1 Embodiment

FIG. 1 is a block diagram for conceptually illustrating a configuration of an embodiment of a hands-free device according to the present invention.

Referring to FIG. 1, the embodiment 100 includes a handsfree main body 110, a control unit 120, an earphone protruding unit 130, and an earphone pullout unit 140.

The present embodiment 100 relates to a hands-free apparatus including an upper earphone S1 and a lower earphone S2 as an output means, wherein the expression "upper" and "lower" Is used to distinguish the earphone for convenience, and does not mean to limit the position of the earphone, but means a stereo type output means that is inserted into or held adjacent to the user's ear.

First, the handsfree main body 110 will be described.

The handsfree main body 110 basically serves as a housing including a control unit 120, an earphone protruding means 130 and earphone pullout means 140 and an upper earphone S1 and a lower earphone S2 which will be described later.

FIG. 2 (a) schematically shows the front face of the handsfree main body 110, and FIG. 2 (b) schematically shows the rear face of the handsfree main body 110. FIG.

As shown in FIGS. 2 (a) and 2 (b), the handsfree main body 110 has a block-shaped outer shape in the longitudinal direction and has an empty structure such that a receiving space is formed therein. However, the present invention is not limited to the external shape of the hands-free main body 110, and may be embodied in various forms within the scope of realizing the functions of the present embodiment.

The upper face 111 and the lower face 112 of the handsfree main body 110 are opened and an earphone projection hole 113 is formed on the back face of the handsfree main body 110 as shown in FIG. .

The upper surface 111 and the lower surface 112 formed as a result of the opening serve as passages through which the upper earphone S1 and the lower earphone S2 are drawn out from the inside of the handsfree main body 110 by the earphone pull- 3). The upper earphone S1 and the lower earphone S2 and the earphone boss portion (B in Fig. 3 to be referred to later) supporting the earphone S1 and the lower earphone S2, the protruding moving block (132 in Fig. It is preferable that a predetermined opening area is formed so as to pass through the through holes 142 of the first through-hole.

2 (a), in order to instruct a control unit 120 to be described later to apply a projection operation signal, a drawing operation signal, and an extension operation signal to the side portion of the handsfree main body 110, A mode determination unit G for receiving a selection instruction through direct / indirect operation can be formed.

2A, the mode determination unit G is a switch-type button for instructing the control unit 120 in response to the stepwise movement. However, the present invention is not limited to this, And the like.

The mode determining unit G divides the four operating modes-fixed mode, protruding mode, cable expansion mode, and sliding extension mode of the present embodiment, which will be described later, according to a direct operation of the user, And applies an operation signal corresponding to the mode.

On the front face of the handsfree main body 110, it is preferable to arrange the operation buttons such as +/- and the like connected to the control unit 120 and configure the size and shape of each button so that it can be operated by a finger without looking at the eyes.

 Although not shown, the hands-free main body 110 may have openings for providing ports for transmitting and receiving data and power to and from other electronic devices.

A groove 114 may be formed on the front surface of the handsfree main body 110 in a vertical direction. One end of the groove portion 114 is formed up to the lower end of the handsfree main body 110 to be connected to the lower end of the handsfree main body 110, And the other end of the groove 114 is formed so as not to be separated through the upper end of the handsfree main body 110 in such a manner that it does not extend beyond the upper end of the handsfree main body 110 .

The groove portion 115 may be formed on the rear surface of the handsfree main body 110 in a vertical direction. One end of the groove 115 is formed up to the upper end of the handsfree main body 110 to be fastened from the upper end of the handsfree main body 110 to the fastening body 115. [ And the other end of the groove 115 is formed so as not to fall below the lower end of the handsfree main body 110 so that the fastening means is not separated through the lower end of the handsfree main body 110 .

The present invention is not limited to the formation of the grooves 114 and 115 as described above and may be proposed as the grooves 114 and 115 having various forming structures for coupling the decorating means and the fastening means to the handsfree main body 110.

On the other hand, as shown in FIG. 2 (b), a speaker SH which is a separate output means may be mounted on the side of the handsfree main body 110.

Next, the control unit 120 will be described.

The control unit 120 is mounted inside the above-described handsfree main body 110 and is responsible for applying an operation signal-protrusion operation signal, a pull-out operation signal, and an extension operation signal.

Here, the projecting operation signal is a signal for causing the upper earphone S1 to protrude or re-inserted into the earphone projecting hole 113 by advancing or retracting the projecting moving block 132, which will be described later, toward the back face of the handsfree main body 110 Lt; / RTI >

The pull-out operation signal means that the pull-out moving block 142 is moved forward or backward in the direction of at least one of the upper surface 111 and the lower surface 112 of the handsfree main body 110, The control signal is a control signal that draws one of the earphones S2 through at least one of the open top surface 111 and the bottom surface 112 and inserts the earphone S2 again.

Finally, the extended operation signal is a signal indicating that the downwardly-withdrawing guide portion 141b, which will be described later, is extended and retracted through the lower surface 112 of the handsfree main body 110 which is opened downwardly of the handsfree main body 110 .

The control unit 120 controls the driving of the horizontal driving unit 133 and the motors 133a and 143a of the vertical driving unit 143, which will be described later, in which electronic devices are mounted on a predetermined printed circuit board And a motor control driver for controlling the position, speed, and torque of the motor.

The motor control driver controls the positions, speeds, and torques of the motors 133a and 143a in an open loop manner according to the operation of the mode determination unit G described above.

That is, the control unit 120 uses the mode determination unit G as an operating means and outputs the contents of the operation signal-protrusion operation signal, the extraction operation signal, and the extension operation signal-in an open loop manner, , And 143a.

In the present embodiment 100, the control unit 120 is provided with an input / output unit and a data processing unit that can add or operate a communication module or a music file reproducing module such as MP3, The present invention is not limited thereto.

Next, the earphone projecting means 130 will be described.

Fig. 3 is a schematic view for explaining a specific configuration of the earphone projecting means and earphone pullout means conceptually shown in Fig. 1, Fig. 4 is a plan view for explaining the configuration of the projecting guide portion shown in Fig. 3, and Fig. And FIG. 5 is a front view and a side view illustrating the structure of the protruding moving block, the horizontal driving portion, the drawing-out moving block, and the vertical driving portion shown in FIG.

FIG. 3 shows only the features that are shown in order to conceptually clearly understand the constitutional relationship of the preferred embodiment of the present invention. As a result, various variations of the illustrations are expected, and the present invention is not limited to the specific form shown There is no.

The earphone protruding means 130 serves to protrude the upper earphone S1 through the earphone protrusion hole 113 formed on the back surface of the handsfree main body 110 in response to the protrusion operation signal of the control unit 120 do.

3, the earphone protruding means 130 includes a protrusion guide portion 131, a protrusion moving block 132, and a horizontal driving portion 133. As shown in FIG.

The protrusion guide portion 131 is horizontally formed at the inner center portion of the handsfree main body 110, and the rail 131a is formed in the longitudinal direction.

4 (a), the protrusion guide portion 131 is formed in a block shape in the longitudinal direction, and as can be seen from a cross-sectional view taken along the line A-A 'in FIG. 4 (b) A rail 131a is formed which is opened upward to form a receiving space, and horizontally extended from both sides to face inward.

A horizontal rack bar 133d, which will be described later, is mounted on the inner side surface of the accommodating space of the projecting guide portion 131. [

On the other hand, a cutout portion 131c with the rail 131a removed is formed at the front end portion of the projecting guide portion 131 (the leftward direction in Fig. 3, the upward direction in Fig. 4 (a)).

3, the protrusion moving block 132 is moved in the front direction (left direction in FIG. 3) of the handsfree main body 110, And is formed so as to move upwardly the protruding moving block 132 in which the upward movement is restrained by the rail 131a when it is located at the front end.

The size of the cutout portion 131c is formed corresponding to the size of the protruding moving block 132 so that the protruding moving block 132 can be pulled out upward.

The protrusion guide portion 131 may be integrally formed with one end of the protrusion guide portion 131 perpendicular to the upwardly protruding guide portion 141a and the downwardly protruding guide portion 141b, or may extend integrally from one body.

The protruding moving block 132 is a member that linearly moves along the protruding guide portion 131, and is removably coupled to the earphone boss portion B.

5, the upper portion of the protruding moving block 132 is coupled to the earphone boss portion B in a detachable manner, and the lower portion of the protruding moving block 132 is connected to a horizontal driving portion 133. As shown in FIG.

Here, the protruding moving block 132 and the outgoing moving block 142, which will be described later, can be described by being divided into shape and functional characteristics, and can be formed by extending or joining in one block form.

An upper portion of the protruding moving block 132 engages with the earphone boss portion B.

A lower portion of the protruding moving block 132 is interposed in the receiving space of the protruding guide portion 131 and a rail groove portion 132a is formed on the side surface of the protruding moving block 132 to receive the rail 131a. The protrusion moving block 132 can be linearly moved along the protrusion guide portion 131 in the horizontal direction by the combination of the rail 131a and the rail groove portion 132a.

A horizontal driving part 133 is provided below the protrusion moving block 132.

The horizontal driving part 133 applies a driving force to move the protruding moving block 132 linearly and includes a motor 133a, a rotating rod 133b, a pinion gear 133c and a horizontal rack bar 133d do.

As shown in FIG. 5, the motor 133a horizontally inserts the rotation shaft into the lower end of the protrusion moving block 132. The motor 133a provides a rotational force, and in this embodiment, it is preferable to use a small-sized motor having a thickness of 4 mm or less.

One end of the rotation rod 133b is engaged with the shaft of the motor 133a and the other end is rotatably supported inside the lower end of the protrusion moving block 132 to transmit the rotational force of the motor 133a. At this time, an insertion groove or the like is formed inside the lower end of the protrusion moving block 132 so that the rotation rod 133b can be rotatably inserted and supported.

The pinion gear 133c is a member that is coupled to a rotary rod 133b at a central portion thereof to transmit the driving force of the motor 133a.

At this time, the position of the motor 133a and the rotation rod 133b or the position of the pinion gear 133c is set such that the gear teeth of the pinion gear 133c protrude downward from the lower end of the protrusion moving block 132 It is desirable that the size is determined.

This is to prevent the lower end of the protruding moving block 132 from interfering with the horizontal rack bar 133d to be described later.

The pinion gear 133c may be formed long in the longitudinal direction of the rotating rod 133b to effectively transmit rotational force.

The horizontal rack bar 133d is a member for forming a gear tooth on an upper surface of the horizontal rack bar 133d so as to engage with the gear teeth of the pinion gear 133c to switch the rotation of the motor 133a to linear movement.

As shown in FIG. 4, has a predetermined width and is elongated in the longitudinal direction, and is coupled to the inner bottom surface of the protruding guide portion 131.

It is preferable that the width of the horizontal rack bar 133d is formed to be larger than the width of the pinion gear 133c so that the pinion gear 133c can be meshed with sufficient clearance.

The horizontal rack bar 133d meshes with the pinion gear 133c to linearly move the protrusion moving block 132 along the protrusion guide portion 131 in conjunction with rotation of the motor 133a.

The horizontal driving unit 133 having the above-described structure performs the function of advancing or retracting the protrusion moving block 132 in the back direction of the handsfree main body 110 in response to the protrusion operation signal of the control unit 120 described above.

The upper earphone S1 is extended and protruded after the protruding moving block 132 advances toward the rear face of the handsfree main body 110 in response to the protruding motion signal and when the upper earphone S1 is retracted, The movable block 132 may be retracted so that the upper earphone S1 is embedded inside the handsfree main body 110. [ This makes it possible to miniaturize the volume of the earphone to make it portable, while allowing the earphone to be modified and used in a structure that can be inserted into the ear when used.

Next, the earphone pull-out means 140 will be described.

6 is a plan view for explaining the configuration of the upwardly withdrawing guide portion 141a and the downwardly-withdrawing guide portion 141b shown in FIG. 3, and FIG. 7 is a sectional view taken along the line B-B ' to be.

The earphone lead-out means 140 connects the upper earphone S1 and the lower earphone S2 to the upper face 111 and the lower face of the handsfree main body 110, respectively, corresponding to the outgoing operation signal of the controller 120, 112).

3, the earphone pull-out means 140 includes an upper draw-out guide portion 141a, a lower draw-out guide portion 141b, a draw-out moving block 142, and a vertical drive portion 143 .

The upwardly directed guide portion 141a and the downwardly drawn guide portion 141b are formed vertically in the vertical direction at the inner center portion of the handsfree main body 110 and the rail 141c is formed in the longitudinal direction.

6, the upward withdrawing guide portion 141a and the downward withdrawing guide portion 141b are formed in the shape of a block in the longitudinal direction. As can be seen from the sectional view taken along line B-B 'of FIG. 7, The upper portion is opened to form the receiving space, and the rails 141c, which are horizontally extended and opposed inward from both sides, are formed.

A vertical rack bar 143d, which will be described later, is mounted on the inner side surface of the upper side drawing guide portion 141a and the lower side drawing guide portion 141b.

On the other hand, a cutout 141f with the rail 141c removed is formed at the lower end of the upwardly-withdrawing guide portion 141a (the center of FIG. 3 and FIG. 6).

3, the cutout portion 141f moves in the center direction (the center direction in FIG. 3) of the handsfree main body 110 to be described later so that the upwardly withdrawing guide portion 141a, The moving block 142 is moved rearward (rightward in FIG. 3) by the rail 141c to move backward.

Therefore, the size of the cutout portion 141f is formed corresponding to the size of the draw-out moving block 142 so that the draw-out moving block 142 can be pulled backward.

The drawing movement block 142 is a member that linearly moves along the upward drawing guide portion 141a and the downward drawing guide portion 141b and is removably coupled to the earphone boss portion B. [

The outward movement block 142 includes a side extension portion 142a that is linearly movably coupled to the upwardly withdrawing guide portion 141a and the downwardly outgoing guide portion 141b and an upper earphone boss portion B, And a body portion 142b that is detachably coupled to the boss portion (B).

3, the outward movement block 142 coupled to the upper earphone boss portion B is connected to the above-described protrusion movement block 132 in one block, and the body of the outflow movement block 142 The portion 142b has a structure that is formed in one block and is coupled to the upper earphone boss portion B, which is described as being functionally separated from the protruding moving block 132. [

The outward movement block 142 coupled to the lower earphone boss portion B is divided into a horizontal extending portion 142a formed in a horizontal direction and a body portion 142b formed in a vertical direction.

The body portion 142b is coupled to the upper earphone and the lower earphone boss portion B. The earphone boss portion B has a structure in which a cable for transmitting signals to the earphones S1 and S2 is wound and stored.

As the earphone boss portion B is detached from the drawer moving block 142 and pulled and pulled out, the cable is stretched and expanded and contracted to increase the wearing range of the earphones S1 and S2.

The end of the side extending portion 142a of the drawing and moving block 142 is interposed in the receiving space of the upward drawing guide portion 141a and the downward drawing guide portion 141b, A rail groove portion 142c into which the rail 141c is fitted is formed as shown in Fig. With the combination of the rail 141c and the rail groove portion 142c, the withdrawal movement block 142 can be linearly moved in the vertical direction along the upward withdrawing guide portion 141a and the downward withdrawing guide portion 141b.

A vertical driving part 143 is provided at an end of the side extension part 142a.

The vertical driving part 143 applies a driving force so that the drawing movement block 142 can linearly move and includes a motor 143a, a rotating rod 143b, a pinion gear 143c, and a vertical rack bar 143d. do.

The characteristics and configuration of the motor 143a, the rotary rod 143b, the pinion gear 143c and the vertical rack bar 143d are the same as those of the horizontal drive unit 133 described above. do.

As shown in FIG. 5, the motor 143a horizontally inserts the rotation shaft into the end portion of the side extension 142a of the drawing movement block 142. One end of the rotation rod 143b is engaged with the shaft of the motor 143a and the other end is rotatably supported inside the end of the side extension 142a to transmit the rotational force of the motor 143a. At this time, an insertion groove or the like is formed inside the end of the side extension 142a so that the rotation rod 143b can be rotatably inserted and supported.

The position of the motor 143a and the rotation rod 143b or the position of the pinion gear 143c is set such that the gear teeth of the pinion gear 143c project laterally from the end of the side extension 142a. Is determined.

This is to prevent the end of the side extending portion 142a from interfering with the vertical rack bar 143d to be described later.

As shown in FIGS. 6 and 7, the vertical rack bar 143d has a predetermined width and is elongated in the longitudinal direction. The vertical rack bar 143d is coupled to the inner bottom surface of the upward draw guide portion 141a and the downward draw guide portion 141b. do.

The vertical driving part 143 having the above structure can move the drawing movement block 142 to at least one of the upper surface 111 and the lower surface 112 of the handsfree main body 110 in response to the drawing operation signal of the controller 120 To move forward or backward.

Next, the telescopic means 144 will be described as a further embodiment of the earphone pull-out means 140 described above.

FIG. 8 is a schematic view for explaining the configuration of the telescopic means conceptually shown in FIG. 1, and FIG. 9 is a cross-sectional view taken along the line C-C 'shown in FIG.

The telescopic means 144 functions to extend and retract the downwardly extending guide portion 141b in the vertical direction corresponding to the above-described extended operation signal of the controller 120. [

The telescopic means 144 includes a multi-stage portion 144a, a rack bar 144b, and an extended driving portion 144c, as shown in FIG.

8 and 9, the multi-stepped portion 144a has the lower surface of the downwardly-withdrawing guide portion 141b as the uppermost portion, and the members vertically slidable relative to each other are disposed on the circumferential surface of the downwardly-withdrawing guide portion 141b And are stacked and formed. That is, the lowermost member of the multi-end portion 144a is fixed to the handsfree main body 110, and the uppermost member is composed of the lower surface of the downward withdrawing guide portion 141b.

The rack bar 144b is slidable in the vertical direction with the downwardly extending guide portion 141b by vertically pushing or pulling the downwardly extending guide portion 141b slidably coupled to the multi-end portion 144a in the up- To extend or retract the multi-end portion 144a.

The rack bar 144b is made of a bendable material, and a gear tooth is formed on the upper surface of the rack bar 144b to engage with the extended drive portion 144c.

The rack bar 144b is formed with a bent portion and is coupled to one side of the bent portion along the inner surface of the handsfree main body 110 so as to be movable in the up and down direction while the other side is fixedly coupled to the inside of the lower downward outgoing guide portion 141b.

One of the rack bars 144b may be formed to be movable up and down along the inner surface of the handsfree main body 110 by a separate guide member or a rail or a guide housing member such as 144d of FIG.

The other end of the rack bar 144b is fixedly coupled to the lower inside of the lower draw guide part 141b. To this end, a rack receiving part 141bf, which can receive and fix the rack bar 144b, .

The other end of the rack bar 144b is inserted and fixed to the rack receiving portion 141bf so that the downward pullout guide portion 141b moves in conjunction with the movement of the rack bar 144b.

The extension driving unit 144c is arranged to engage with the rack bar 144b at the bent portion of the rack bar 144b. Although not shown in detail in the drawing, the extension driving unit 144c is constituted by a motor and a gear assembly, and serves to impart rotational force to the rack bar 144b.

When the motor of the extension driving unit 144c rotates in the clockwise direction corresponding to the extended operation signal of the controller 120, one side of the rack bar 144b moves upward along the inner side of the handsfree main body 110, 144b are moved downward while pushing the downwardly-withdrawing guide portion 141b downward.

The lower end drawing guide portion 141b is extended through the opened lower surface 112 of the handsfree main body 110 to be extended do.

The other one of the rack bars 144b is moved downward along the inner side surface of the handsfree main body 110 so that the lower draw guide portion 141b is rotated in a counterclockwise direction corresponding to the extended operation signal of the controller 120 And moves upward while pulling upward.

In response to the upward movement of the downwardly-withdrawing guide portion 141b, the multi-end portion 144a is contracted and the downwardly-pulling-out guide portion 141b is expanded and inserted through the opened lower surface 112 of the handsfree main body 110 .

Hereinafter, the operation example of the present embodiment having the above configuration will be described with reference to Figs. 10 to 13. Fig.

First, the fixed mode will be described.

FIG. 10 is a schematic diagram and a block diagram illustrating a fixed mode in an operating state according to the embodiment shown in FIG. 1. FIG.

The fixed mode means that the upper earphone S1 is contained in the handsfree main body 110 and is used with an auxiliary ear such as a hook and the upper earphone S1 is used by mounting the embodiment to one ear.

10, the lower earphone S2 is pulled out of the handsfree main body 110 and the lower earphone boss portion B is pulled out of the drawer moving block 142 (see FIG. 10) And the cable W may be stretched to be mounted on the opposite ear.

10 (d), the control unit 120 applies a pull-out operation signal to the earphone pull-out unit 140, and the lower earphone S2 is rotated by the earphone pull- (b), it is moved downward along the downwardly-withdrawing guide portion 141b to be drawn out to the lower surface of the handsfree main body 110. [

10 (c), the lower earphone S2 may be extended from the lower earphone boss portion B so that the lower earphone S2 can be easily mounted on the opposite ear.

The structure in which the earphone S1 and S2 are extended and protruded from the earphone boss unit B may be implemented corresponding to the external selection instruction of the user through an electrical or mechanical structure connected to the controller 120, As shown in FIG.

Next, the protruding mode will be described.

FIG. 11 is a schematic diagram and a block diagram for explaining the protruding mode in the operating state according to the embodiment shown in FIG.

The protruding mode means that the upper earphone S1 is horizontally moved to protrude from the earphone protrusion hole 113 of the handsfree main body 110 and the upper earphone S1 is used by mounting the embodiment to one ear.

The protruding mode is an operating state for wearing the earphone directly to the user's ear without a mounting means such as an ear hook.

11, the lower earphone S2 is pulled out of the handsfree main body 110 and the lower earphone boss portion B is pulled out of the drawer moving block 142 And the cable W may be stretched to be mounted on the opposite ear.

11 (e), the control unit 120 applies a projecting operation signal to the earphone projecting unit 130 and the upper earphone S1 is projected by the earphone projecting unit 130, (b), it is horizontally moved along the protrusion guide portion 131 and is drawn out to the earphone projection hole 113 of the handsfree main body 110.

11 (c), the control unit 120 applies a pull-out operation signal to the earphone pull-out means 140, and the lower earphone S2 is pulled out by the earphone pull- And moves downward along the guide portion 141b to be drawn out to the lower surface of the handsfree main body 110. [

On the other hand, as shown in Figs. 11 (b), 11 (c) and 11 (d), the upper earphone S1 is extended from the upper earphone boss portion B to the upper earphone S1 It is preferable to protrude.

Next, the cable extension mode will be described.

FIG. 12 is a schematic diagram and block diagram for explaining a cable expansion mode in an operating state according to the embodiment shown in FIG. 1. FIG.

The cable extension mode refers to a mode in which a lower earphone S2 including a microphone is moved downward to be drawn out through an open bottom surface 112 of the handsfree main body 110 and a lower earphone S2 is mounted on one ear It says.

12 (b) and 12 (c), the lower earphone S2 is pulled out of the handsfree main body 110 to disengage the lower earphone boss portion B from the pull-out moving block 142 , And the cable (W) is stretched to be mounted on one ear. Since the microphone is included in the lower earphone S2, it is possible to use the handsfree device 100 even when wearing it at various positions of the body.

The upper earphone S1 is pulled out of the handsfree main body 110 and the upper earphone boss portion B is pulled out as shown in Figure 12 (d) The block 142 may be detached and the cable W may be stretched to be mounted on the opposite ear.

The cable extension mode is an operation mode that is useful when it is combined with an accessory mounted on a clothes such as a clothes pin or a hair band to be described later and utilized as an accessory. Even if this embodiment is located in a part of the user's clothes or hair, And the lower earphone S2 are easily mounted on the user's both ears.

 12 (e), the control unit 120 applies a pull-out operation signal to the earphone pull-out means 140, and the lower earphone S2 is rotated by the earphone pull- Downward along the downwardly-withdrawing guide portion 141b, and is drawn out to the lower surface of the handsfree main body 110, as shown in Fig.

The control unit 120 then applies a pull-out operation signal to the earphone pull-out means 140 so that the upper earphone S1 is pulled out by the earphone pull- Up guide portion 141a and is pulled out to the upper surface of the handsfree main body 110 as shown in Fig.

12 (c) and 12 (d), the upper earphone S1 and the lower earphone S2 are inserted from the upper and lower earphone bosses B to the upper earphone S1 And the lower earphone S2 are extended and protruded.

Next, the sliding extension mode will be described.

FIG. 13 is a schematic diagram and a block diagram illustrating the sliding extension mode in the operating state according to the embodiment shown in FIG. 1. FIG.

The sliding extension mode is a mode in which the lower earphone S2 is moved downward and the lower draw-out guide portion 141b is extended to lower the microphone M located in the lower earphone boss portion B together with the lower earphone S2 It is said.

The sliding extension mode is for moving the lower earphone S2 to which the microphone M is connected to the one ear hole position when the embodiment is combined with the hair band or worn on the head in the form of a hair pin.

13 (b) and 13 (c), the lower earphone S2 is drawn out from the handsfree main body 110 and the lower draw-out guide portion 141b is extended from the multi-end portion 144a, The lower earphone S2 to which the microphone M is connected is moved downward.

13 (d), the upper earphone S1 is taken out of the handsfree main body 110 and the upper earphone boss portion B is taken out It is possible to remove the cable from the moving block 142 and stretch the cable W to mount it on the opposite ear.

13 (e), the control unit 120 applies a pull-out operation signal to the earphone pull-out means 140, and the lower earphone S2 is rotated by the earphone pull- Downward along the downwardly-withdrawing guide portion 141b, and is drawn out to the lower surface of the handsfree main body 110, as shown in Fig.

13 (c), the control unit 120 applies the extension operation signal to the telescopic means 144, and the downward withdrawing guide portion 141b is extended by the telescopic means 144. [

13 (e), the control unit 120 applies a pull-out operation signal to the earphone pull-out means 140 and the earphone pull-out means 140 causes the earphone pull- S1 move upward along the upwardly withdrawing guide portion 141a and are drawn out to the upper surface of the handsfree main body 110 as shown in Figure 13 (d)

13 (d), it is preferable that the upper earphone S1 extends from the upper earphone boss portion B so that the upper earphone S1 can easily be mounted on the ear.

Hereinafter, another embodiment of the hands-free device according to the technical idea of the present invention will be described.

* A second embodiment

FIG. 14 is a block diagram for conceptually explaining the configuration of another embodiment of the hands-free device according to the present invention. FIG. 15 is a view for explaining a specific configuration of earphone projecting means and earphone pull- 16 is a schematic diagram for explaining an operating state according to the embodiment shown in Fig. 14. Fig.

The present embodiment 10 is a configuration having a single earphone S3 as output means.

14 and 15, the present embodiment 10 includes a configuration including the handsfree main body 11, the control unit 12, the earphone projecting means 13, the earphone pullout means 14 and the telescopic means 14d Lt; / RTI >

The present embodiment 10 has a configuration including the earphone projecting means 13 for operating the single earphone S3 and the earphone pullout means 14 and the telescopic means 14d. Are the same as those of the first embodiment described above, and a detailed description thereof will be omitted.

16, the operation mode of the single earphone S3 is also the same as the fixed mode shown in Fig. 16 (a), the protruding mode shown in Fig. 16 (b) The cable extension mode shown in FIG. 16D and the sliding extension mode shown in FIG. 16D are also the same as those in the first embodiment described above, so a description thereof will be omitted.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment in which a handsfree device according to the present invention is used for various purposes will be described with reference to the drawings.

FIG. 17 is a conceptual view showing a state in which the embodiment shown in FIG. 1 or FIG. 14 is coupled to the hair band type fastening means, FIG. 18 is a view showing a state in which the embodiment shown in FIG. 1 or 14 is combined with the hair band type fastening means, FIG. 19 is a conceptual view showing an extension of the earphone cable according to the embodiment shown in FIG. 1 or FIG. 14 to the hairband type fastening means, And a decorative means is mounted.

The above-described embodiments 100 and 10 can be coupled to the hairband-type fastening means 200 as shown in Fig.

The hair band type fastening means 200 may be provided with a plurality of the wearing rails 210. The hair raising body 210 may be provided with a groove portion 115 formed on the back surface of the handsfree main body 110, And the rails 210 are coupled to each other by fitting.

However, the above mutual coupling relationship is only exemplary and the present invention is not limited thereto.

The hair band type fastening means 200 shown in Figs. 17, 18, and 19 is an example of a fastening means that enables the handsfree devices 100 and 10 to be worn at various positions of the body or clothes, It is also possible to configure various types of fastening means such as clothes pins, clips and the like to be selectively used by the user in combination with the handsfree apparatuses 100 and 10.

18, the earphones S2 and S3 connected to the microphone M are moved downward by the telescopic means, so that the user 200 The earphones S2 and S3 can be positioned at one side of the earphone.

Meanwhile, as shown in FIG. 19, the groove 114 formed on the front face of the handsfree main body 110 and 11 and the decoration means P can be fitted together by being fitted together.

However, the above mutual coupling relationship is only exemplary and the present invention is not limited thereto.

The buttons disposed on the front face of the handsfree main body 110 and 11 are configured to be operable through the decorating means P even when the decorating means P is coupled to the handsfree main bodies 110 and 11. [ The decorating means P may be integrally formed as shown in Fig. 19 and the buttons may be resiliently pressed and operated by the decorating means P or may be formed on the front surface of the handsfree main body 110 The decorative buttons corresponding to the respective buttons arranged so as to exclude the integral body may be added or the buttons of the handsfree main body 110 and 11 may be replaced with decorative buttons.

In Fig. 19, a flower-like decoration means P is presented, but this is merely an example, and the present invention is not limited thereto. That is, the decorating means P having various shapes can be selectively inserted and removed so as to be suitable for a user's taste, dress, or the like, so that it can be used in various forms other than a fixed form.

When the hair band type fastening means 200 is used in combination with the embodiments 100 and 10, the cable W is stretched and used when necessary. At this time, the elongated cable W is separated from the band type fastening means The cable W is inserted into the holes formed in the hair band type fastening means 200 and the hair band type fastening means 200 is fastened to the inner side of the hair band type fastening means 200 The earphone can be positioned at both ends of the hair band type fastening means 200 by mounting the cable W along the rail groove. The positions and the number of the holes may vary depending on the position and the number of the wear-off rails 210 formed on the front surface of the hair band-type fastening means 200.

Since the coupling structure that allows various types of fastening means and decorating means P to be attached to and detached from the handsfree main bodies 110 and 11 is provided, the handsfree device according to the present invention can be used not only as an electronic device, There is an advantage that can be utilized as an accessory.

The contents disclosed in the hands-free device according to the present invention can be applied not only to a general hands-free device for remotely controlling electronic devices but also to a configuration of one hands-free type electronic device by combining functions of various electronic devices with hands- can do.

The preferred embodiments of the hands-free device according to the present invention have been described.

It is to be understood that the above-described embodiments are illustrative in all aspects and should not be construed as limiting, the scope of the invention being indicated by the appended claims rather than the foregoing description, It is intended that all changes and modifications derived from the equivalent concept be included within the scope of the present invention.

100: First embodiment 10: Second embodiment
S1: Upper earphone S2: Lower earphone
S3: earphone (mono)
110, 11: Handsfree main body 111: Opened handsfree main body top surface
112: Open handsfree body 113: Earphone protrusion ball
114, 115: grooves 120, 12:
130, 13: Earphone protruding means 131:
131a, 141c: rails 132a, 142c: rail grooves
131c, 141f:
132: protruding moving block 133: horizontal driving part
133a, 143a: motor 133b, 143b:
133c, 143c: Pinion gear 133d: Horizontal rack bar
140, 14: earphone drawing means 141a: upper draw-
141b: downward withdrawing guide portion 141bf:
142: withdrawal movement block
142a: side extension part 142b:
143: vertical drive part 143d: vertical rack bar
144, 14d: telescopic means 144a: multi-
144b: Rack bar 144c:
200: fastening means (hair band) 210: de-wearing rail
P: decoration means G: mode decision unit
B: Earphone boss W: Cable
M: Mike

Claims (63)

In a hands-free apparatus including earphones,
Handsfree main body;
A control unit mounted inside the handsfree main body for applying an operation signal;
And an earphone projecting means formed inside the handsfree main body and projecting the earphone through the rear face of the handsfree main body in accordance with the projecting operation signal of the controller,
The earphone-
A protrusion moving block formed horizontally in the inside of the handsfree main body and having a rail formed in a longitudinal direction thereof, a protruding moving block having a lower portion connected to the protruding guide portion so as to be linearly movable and an upper portion connected to the earphone boss portion, And a horizontal driving unit formed at a lower portion of the block and adapted to receive a projection operation signal of the control unit and to apply a linear force to the projection moving block.
The method according to claim 1,
Wherein an earphone protruding hole is formed in a rear surface of the handsfree main body so that the earphone protrudes through the earphone.
delete The method according to claim 1,
The protruding guide portion is formed with a rail which is open at the upper portion to form a receiving space and which is horizontally extended opposite to the inside at both sides thereof,
Wherein a lower portion of the protruding moving block is formed in the receiving space, and a rail groove portion is formed on both sides of the rail to allow the protruding moving block to be upwardly restrained and linearly movable.
The method according to claim 1,
Wherein the horizontal driver comprises:
A motor in which a rotary shaft is horizontally inserted into a lower end of the protruding moving block;
A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the lower end of the protruding moving block;
A pinion gear coupled to the rotary rod at a central portion for transmitting rotational force of the motor;
And a horizontal rack bar formed on a bottom surface of the protruding guide portion and meshing with the pinion gear to convert the rotation of the motor into a linear movement.
6. The method of claim 5,
Wherein the pinion gear has a gear tooth protruded downwardly from a lower end of the protruding moving block.
In a hands-free apparatus including earphones,
Wherein at least one of an upper surface and a lower surface is opened;
A control unit mounted inside the handsfree main body for applying an operation signal;
And an earphone pull-out means for pulling out the earphone through at least one of the upper face and the lower face of the face of the hands-free main body in correspondence with the pull-out operation signal of the controller,
The earphone pull-
A pulling guide portion formed vertically in a vertical direction at a front center portion of the inside of the handsfree main body and having a rail formed in a longitudinal direction thereof, a side extension portion that is linearly movably coupled with the pullout guide portion, And a body portion that is detachably coupled to the earphone boss portion. The vertical movement portion is formed at an end of the side extension portion and receives a pull-out operation signal of the control portion and applies a linear power to the pull- And a controller for controlling the hands-free device.
delete 8. The method of claim 7,
The draw-out guide portion is formed with a rail which is open at an upper portion to form a receiving space and which is vertically extended opposite to the inside at both sides,
Wherein the side extending portion is formed in the receiving space and has a rail groove portion for inserting the rail into both sides of the receiving portion and restraining the side extending portion to be linearly movable.
8. The method of claim 7,
Wherein the earphone boss unit is provided with a microphone for receiving an external voice signal.
8. The method of claim 7,
The vertical driver may include:
A motor in which a rotation shaft is horizontally inserted into an end of the side extension;
A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the side extension portion;
A pinion gear coupled to the rotating rod at a central portion for transmitting rotational force of the motor;
And a vertical rack bar which is formed on a lower surface of the drawing guide portion and meshes with the pinion gear to convert the rotation of the motor into a linear movement.
12. The method of claim 11,
Wherein the pinion gear is formed such that a gear tooth protrudes laterally from an end of the side extension portion.
8. The method of claim 7,
The earphone pull-
Further comprising a telescopic means formed in the draw-out guide portion for extending and retracting the draw-out guide portion in the up-and-down direction in accordance with the extension operation signal of the control portion.
14. The method of claim 13,
The telescopic means comprises:
A lower end fixed to the handsfree main body and formed along the circumferential surface of the lead-out guide and slidably coupled in the up-and-down direction;
A rack bar which is configured to be bent with a bendable material and which is movably coupled to one side of the folded portion along an inner surface of the handsfree main body in a vertical direction and the other side is fixedly coupled to the inner lower side of the lower side of the pull-
And an extension driving unit for mating with the bent portion of the rack bar to provide a driving force,
Wherein the rack guide is moved in the vertical direction in conjunction with the movement of the rack bar in association with the rotation of the extension driving part corresponding to the extension operation signal, thereby extending and expanding the multi-end part.
A handsfree apparatus including upper and lower earphones,
A handsfree main body in which upper and lower surfaces are opened;
A control unit mounted inside the handsfree main body for applying an operation signal;
An earphone projecting means formed inside the handsfree main body and projecting the earphone through the rear face of the handsfree main body in accordance with a projecting operation signal of the control portion;
And an earphone pull-out means formed in the hands-free main body for pulling out at least one of an upper earphone and a lower earphone through at least one of an upper face and a lower face of the hands-
The earphone-
A protruding moving block which is horizontally formed in the inside of the handsfree main body and has a rail formed in a longitudinal direction thereof and a lower portion which is engaged with the protruding guide portion so as to be linearly movable and whose upper portion is engaged with the earphone boss portion, And a horizontal driving unit which is formed at a lower portion thereof and receives a projection operation signal of the control unit and applies a straight line to the protruding moving block.
16. The method of claim 15,
And an earphone protruding hole is formed in the rear surface of the handsfree main body so that the upper earphone protrudes through the earphone protruding hole.
delete 16. The method of claim 15,
The protruding guide portion is formed with a rail which is open at the upper portion to form a receiving space and which is horizontally extended opposite to the inside at both sides thereof,
Wherein a lower portion of the protruding moving block is formed in the receiving space, and a rail groove portion is formed on both sides of the rail to allow the protruding moving block to be upwardly restrained and linearly movable.
19. The method of claim 18,
Wherein a cutout portion in which the rail is removed is formed at a front end portion of the protruding guide portion to release upward restraint of the protruding moving block.
16. The method of claim 15,
Wherein the horizontal driver comprises:
A motor in which a rotary shaft is horizontally inserted into a lower end of the protruding moving block;
A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the lower end of the protruding moving block;
A pinion gear coupled to the rotary rod at a central portion for transmitting rotational force of the motor;
And a horizontal rack bar formed on a bottom surface of the protruding guide portion and meshing with the pinion gear to convert the rotation of the motor into a linear movement.
21. The method of claim 20,
Wherein the pinion gear has a gear tooth protruded downwardly from a lower end of the protruding moving block.
16. The method of claim 15,
Wherein the earphone pull-out means is arranged vertically or vertically in the earphone projecting means.
16. The method of claim 15,
The earphone pull-
An upper draw-out guide portion and a lower draw-out guide portion formed vertically in the vertical direction at the front center portion of the inside of the handsfree main body,
And a body portion coupled to the upper earphone boss portion or the lower earphone boss portion so as to be removably attachable to the upper earphone boss portion or the lower earphone boss portion, the side extension portion being linearly movably engaged with the upwardly- A moving block;
And a vertical driving unit which is formed at an end of the side extension and receives a drawing operation signal of the control unit and applies a straight line to the drawing movement block.
24. The method of claim 23,
Wherein the upper draw-out guide portion or the lower draw-out guide portion is formed with a rail which is open at an upper portion to form a receiving space,
Wherein the side extending portion is formed in the receiving space and has a rail groove portion for inserting the rail into both sides of the receiving portion and restraining the side extending portion to be linearly movable.
25. The method of claim 24,
Wherein a cutout portion in which the rail is removed is formed at a lower end portion of the upwardly withdrawing guide portion to release rearward restraint of the side extending portion.
24. The method of claim 23,
Wherein a lower portion of the protruding moving block and a side extending portion of the outgoing moving block are vertically formed, and an upper portion of the protruding moving block and a body portion of the retrieving moving block are integrally formed.
24. The method of claim 23,
Wherein the lower earphone boss unit is provided with a microphone for receiving an external voice signal.
24. The method of claim 23,
The vertical driver may include:
A motor in which a rotation shaft is horizontally inserted into an end of the side extension;
A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the side extension portion;
A pinion gear coupled to the rotating rod at a central portion for transmitting rotational force of the motor;
And a vertical rack bar formed on the lower surface of the upwardly-withdrawing guide portion or the downwardly-pulling-out guide portion and meshing with the pinion gear to switch the rotation of the motor to linear movement.
29. The method of claim 28,
Wherein the pinion gear is formed such that a gear tooth protrudes laterally from an end of the side extension portion.
24. The method of claim 23,
The earphone pull-
Further comprising telescopic means formed on the downwardly-withdrawing guide portion for extending and retracting the downwardly-withdrawing guide portion in the up-and-down direction in accordance with the extended operation signal of the control portion.
31. The method of claim 30,
The telescopic means comprises:
A lower end fixed to the handsfree main body and formed along the circumferential surface of the lower draw-out guide portion and slidably coupled to the upper end and the lower end;
A rack bar which is formed by a bendable material and which is movably coupled in the vertical direction along one side of the inner surface of the handsfree main body around the bent portion and the other side is fixedly coupled to the inside of the lower inner side of the lower draw-
And an extension driving unit for mating with the bent portion of the rack bar to provide a driving force,
And the lower draw-out guide portion also moves in the vertical direction in association with the movement of the rack bar in the vertical direction in conjunction with the rotation of the extension driving portion corresponding to the extension operation signal, thereby extending and expanding the multi- .
16. The method of claim 15,
Wherein,
In response to a user's selection instruction, applies a pull-out operation signal so that the lower earphone is pulled out to the earphone pull-out means.
16. The method of claim 15,
Wherein,
In response to the user's selection instruction,
Wherein a projecting operation signal is applied to the earphone projecting means so that the upper earphone protrudes and a pullout operation signal is applied to the earphone pullout means so that the lower earphone is pulled out.
16. The method of claim 15,
Wherein,
In response to the user's selection instruction,
And a pull-out operation signal is applied to the earphone pull-out means such that the upper earphone and the lower earphone are respectively drawn out.
31. The method of claim 30,
Wherein,
In response to the user's selection instruction,
A pull-out operation signal is applied to the earphone pull-out means so that the lower earphone is pulled out, an extension operation signal is applied so that the downward pull-out guide portion is extended to the telescopic means, and the pull-out operation signal is applied to the earphone pull- And a second antenna.
In a hands-free apparatus including earphones,
The hands-free main body being opened when the lower surface is opened;
A control unit mounted inside the handsfree main body for applying an operation signal;
An earphone projecting means formed inside the handsfree main body and projecting the earphone through the rear face of the handsfree main body in accordance with a projecting operation signal of the control portion;
And an earphone pull-out means formed inside the hands-free main body, for pulling out the earphone through a lower face of the hands-free main body in accordance with a pull-out operation signal of the controller,
The earphone-
A projecting guide block formed horizontally above the inside of the handsfree main body and having rails formed in a longitudinal direction thereof, a protruding moving block having an upper portion coupled to the protruding guide portion to be linearly movable and a lower portion to be engaged with the earphone boss portion, And a horizontal driving unit formed on the protruding moving block and applying a linear motion to the protruding moving block in response to the protruding motion signal of the control unit.
37. The method of claim 36,
Wherein an earphone protruding hole is formed in a rear surface of the handsfree main body so that the earphone protrudes through the earphone.
delete 37. The method of claim 36,
The protruding guide portion is formed with a rail which is open at the upper portion to form a receiving space and which is horizontally extended opposite to the inside at both sides thereof,
Wherein the upper part of the protruding moving block is formed in the receiving space and the rail is formed on both sides thereof to define a rail groove part for restraining the protruding moving block downward and linearly moving the protruding moving block.
40. The method of claim 39,
Wherein a cutout portion in which the rail is removed is formed at a front end portion of the protruding guide portion to release the downward restraint of the protruding moving block.
37. The method of claim 36,
Wherein the horizontal driver comprises:
A motor in which a rotary shaft is horizontally inserted into an upper end of the protruding moving block;
A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the upper end of the protruding moving block;
A pinion gear coupled to the rotary rod at a center portion and transmitting rotational force of the motor;
And a horizontal rack bar formed on the bottom surface of the protruding guide portion and meshing with the pinion gear to convert the rotation of the motor into rectilinear movement.
42. The method of claim 41,
Wherein the pinion gear has a gear tooth protruded upward from an upper end of the protruding moving block.
37. The method of claim 36,
Wherein the earphone pull-out means is disposed vertically or below the earphone protruding means.
37. The method of claim 36,
The earphone pull-
A draw-out guide portion formed vertically in a vertical direction in front of the inside of the hands-free main body and having a rail in the longitudinal direction;
The side extending portion is coupled to the drawing guide portion in a linearly movable manner, and the body portion is coupled to the earphone boss portion in a detachable manner;
And a vertical driving unit which is formed at an end of the side extension and receives a drawing operation signal of the control unit and applies a straight line to the drawing movement block.
45. The method of claim 44,
The draw-out guide portion is formed with a rail which is open at an upper portion to form a receiving space, extends inwardly from both sides of the draw-
Wherein the side extending portion is formed in the receiving space and has a rail groove portion for inserting the rail into both sides of the receiving portion and restraining the side extending portion to be linearly movable.
46. The method of claim 45,
Wherein the pull-out guide portion is provided with a cut-out portion from which the rail is removed, thereby releasing the rearward restraint of the side extending portion.
45. The method of claim 44,
Wherein the upper portion of the protruding moving block and the side extending portion of the drawing-out moving block are vertically formed, and a lower portion of the protruding moving block and a body portion of the retrieving moving block are integrally formed.
45. The method of claim 44,
Wherein the earphone boss unit is provided with a microphone for receiving an external voice signal.
45. The method of claim 44,
The vertical driver may include:
A motor in which a rotation shaft is horizontally inserted into an end of the side extension;
A rotary rod having one end engaged with the motor shaft and the other end rotatably supported inside the side extension portion;
A pinion gear to which the rotary rod is coupled at a center portion and which transmits rotational force of the motor;
And a vertical rack bar formed on the bottom surface of the takeout guide portion and engaged with the pinion gear to switch the rotation of the motor to linear movement.
50. The method of claim 49,
Wherein the pinion gear is formed such that a gear tooth protrudes laterally from an end of the side extension portion.
45. The method of claim 44,
The earphone pull-
Further comprising a telescopic means formed in the draw-out guide portion for extending and retracting the draw-out guide portion in the vertical direction corresponding to the extended operation signal of the control portion.
52. The method of claim 51,
The telescopic means comprises:
A lower end fixed to the handsfree main body and formed along the circumferential surface of the lead-out guide and slidably coupled in the up-and-down direction;
A rack bar which is configured to be bent with a bendable material and which is movably coupled to one side of the folded portion along an inner surface of the handsfree main body in a vertical direction and the other side is fixedly coupled to the inner lower side of the lower side of the pull-
And an extension driving unit for mating with the bent portion of the rack bar to provide a driving force,
Wherein the rack guide is moved in the vertical direction in conjunction with the movement of the rack bar in association with the rotation of the extension driving part corresponding to the extension operation signal, thereby extending and expanding the multi-end part.
37. The method of claim 36,
Wherein,
And a projecting operation signal is applied so that the earphone is projected to the earphone projecting means in response to a user's selection instruction.
37. The method of claim 36,
Wherein,
In response to the user's selection instruction,
And a pull-out operation signal is applied to the earphone pull-out means so that the earphone is pulled out.
52. The method of claim 51,
Wherein,
In response to the user's selection instruction,
And applies an extension operation signal so that the earphone is extended to the earphone extension means and the extension operation signal is applied to the telescopic means to extend the extension guide portion.
The method according to claim 1,
Wherein the decorative means is detachably coupled to a front portion of the handsfree main body.
The method according to claim 1,
Wherein the fastening means is detachably coupled to one side of the handsfree main body.
8. The method of claim 7,
Wherein the decorative means is detachably coupled to a front portion of the handsfree main body.
8. The method of claim 7,
Wherein the fastening means is removably coupled to a rear portion of the handsfree main body.
16. The method of claim 15,
Wherein the decorative means is detachably coupled to a front portion of the handsfree main body.
16. The method of claim 15,
Wherein the fastening means is removably coupled to a rear portion of the handsfree main body.
37. The method of claim 36,
Wherein the decorative means is detachably coupled to a front portion of the handsfree main body.
37. The method of claim 36,
Wherein the fastening means is removably coupled to a rear portion of the handsfree main body.

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