KR100760341B1 - Sound instrument - Google Patents

Abstract

A sound system is provided to control the power of the sound system only by introducing or withdrawing an ear-phone. A sound system includes a body(2), an ear-phone(6), a spacer(7), and a moving part(30). The body(2) is provided in a predetermined shape. The ear-phone(6) protrudes from the first end of the body(2), and is rotatably mounted on the body(2). The spacer(7) maintains a state in which the ear-phone(6) is spaced from the body(2) when the ear-phone(6) is withdrawn. The moving part(30) is movably coupled to the body(2) to control the introduction/withdrawal of the ear-phone(6). The body(2) is provided at an outer surface thereof with a sound volume adjusting part allowing a user to adjust the volume of a sound, a micro-phone which receives the voice of the user, and an on/off button which is used to power on/off the sound system.

Description

Sound instrument

1 is a perspective view of an acoustic device according to the present invention;

2 is a front view of the acoustic device according to the present invention;

3 is a side cross-sectional view of II ′ of FIG. 2 illustrating a standby state of an acoustic apparatus according to the present invention;

4 is a side cross-sectional view of II ′ of FIG. 2, illustrating a state of use of the acoustic device according to the invention.

Fig. 5 is a side sectional view of II-II ′ of Fig. 2 illustrating the standby state of the acoustic apparatus according to the present invention.

Fig. 6 is a side cross-sectional view of II-II 'of Fig. 2 illustrating a state of use of the acoustic apparatus according to the present invention.

7 is a front view of an acoustic apparatus according to a second embodiment of the present invention.

FIG. 8 is a side sectional view of III-III ′ of FIG. 7 illustrating a standby state of an acoustic apparatus according to a second embodiment of the present invention; FIG.

Fig. 9 is a side cross-sectional view of III-III ′ of Fig. 7 illustrating a state of use of the acoustic apparatus according to the second embodiment of the present invention.

Fig. 10 is a side sectional view taken along line IV-IV 'of Fig. 7 illustrating the standby state of the acoustic apparatus according to the second embodiment of the present invention.

FIG. 11 is a side sectional view taken along line IV-IV ′ of FIG. 7 illustrating a state of use of an acoustic apparatus according to a second embodiment of the present invention; FIG.

12 is a side cross-sectional view illustrating a standby state of an acoustic apparatus according to a third embodiment of the present invention.

Fig. 13 is a side cross-sectional view illustrating a state of use of the sound apparatus according to the third embodiment of the present invention.

14 is a side sectional view of an acoustic apparatus according to a fourth embodiment of the present invention;

<Explanation of symbols for main parts of the drawings>

1: sound equipment 2: main body 6: earphone

7 spacer 13 rotation detection unit 30 moving unit

The present invention relates to an acoustic apparatus, which is separated from a mother transmitting a radio signal, receives a radio signal received from the mother and converts the radio signal into sound waves so that the user is not bound to a line and listens to the headset. The present invention relates to an acoustic device that allows both hands to be used freely.

In recent years, by using additional sound devices in addition to parent electronic devices such as mobile phones and MP3s, users can use such devices even when they do not directly hold devices such as mobile phones and MP3s. The use of such an acoustic device is attributable to the development of short-range wireless communication technologies such as Bluetooth, Wireless Lan (WLAN), Wireless Personal Area Network (WPAN), and Radio Frequency Identification (RFID).

On the other hand, in the general form of the sound device, in order to fix the mounting position of the sound device, the frame is supported on the aft wheel in a state in which a frame having a structure similar to the aft wheel is provided integrally with or detachable from the sound device. It was used in the form of However, such a structure has a problem in that the user has to wear it through a complicated operation of turning or deforming the frame on his or her ear, and there is a problem that it is not easy to wear it in the correct position. The overall volume of the sound equipment is large, and the hook-shaped shape of the frame is often undesirably caught by an external object such as a bag.

Due to this problem, there is also introduced a product for wearing the acoustic device by the process of inserting the earphone into the ear canal of the user without having to hang the acoustic device on the ear wheels. In this case, the operation of the user wearing the acoustic device is performed in such a way that the earphone of the acoustic device is directly caught by the interval between the user's migration and the other's attention and the internal space of the ear canal.

As a conventional technology of such a wireless headset-type acoustic device, a technology such as Korean Utility Model Registration No. 20-0393227 has been proposed. The above-described technology not only allows the wireless headset to be mounted directly on the user's ear, but also allows the earphone to pop out of the wireless headset body when the wireless headset is in use, and the earphone to be recessed in the center of the body when storing the wireless headset. It is operated in such a way as to be inserted into the space of the.

However, this method has a problem in that the mounting space of components mounted inside the wireless headset becomes narrow. In other words, in order to secure the insertion space of the earphones, since a large opening must be formed in the center of the wireless headset body, many of the other parts necessary for the operation of the wireless headset must be placed in a different position out of the opening. The size of the wireless headset is inevitably large for the components to be mounted.

In addition, since the earset directly connected to the earphone is rotated by the hinge in a long state provided, when the user is wearing the wireless headset, the other end of the earset protrudes to the outside, and when another item is caught on the protruding portion of the earset, the wireless The headset will come out of the ear.

In addition, since the force to be pushed in one direction is always applied to the earphone by the torsion spring, there is a problem that the earphone is pushed outward even by a weak external shock. Therefore, the wireless headset becomes difficult to operate normally.

In addition, since the earphone is located inside the main body, there is a problem in that drawing and drawing are not easy.

In addition, apart from the withdrawal of the earphone every call, there is a hassle to operate by pressing the ON / OFF button manually.

In addition, since the earphone is exposed to the outside of the main body, there is a problem in that it is inconvenient to carry and store and there is a risk of damage.

The present invention is proposed in order to solve the above problems, it is an object to improve the ease of use of the sound device by installing a moving part in the sound equipment to enable the extraction or withdrawal of the earphone only by the operation of the moving part.

In addition, an object of the present invention is to provide the mobile unit so that the portable of the acoustic device is easy to carry, easy to store, to prevent damage, and to have a beautiful appearance.

In addition, the sound device is stably worn on the ear, is used easily and safely by the user, and is intended to be stably fixed in a given shape and structure at a predetermined position even if there is an external impact.

In addition, it is an object of the present invention to propose a sound device that can be used by the user more conveniently, easily and quickly by controlling the power supply of the sound device only by the withdrawal or withdrawal of the earphone by the operation of the moving unit.

The acoustic device according to the present invention for achieving the above object, the main body; Earphones retractable with respect to the main body; A moving unit capable of moving in one direction with respect to the main body; And an earphone position guide structure coupled to the moving unit to maintain the position of the earphone in the stop position in the withdrawal state or withdrawal state of the earphone by the movement of the moving unit.

According to another aspect of the present invention, an acoustic apparatus includes: a main body; Earphones withdrawn or drawn relative to the main body; A moving unit coupled to the main body so as to control the withdrawal or withdrawal operation of the earphone; And an earphone position guide structure coupled to the moving part to maintain the stop position of the earphone with respect to the main body by the movement of the moving part or between the pulled state and the pulled out state. .

According to yet another aspect, an acoustic apparatus of the present invention includes: a main body; Earphones retractable with respect to the main body; A moving unit coupled to be movable with respect to the main body; An earphone position guide structure in which the earphone is held in a withdrawal state or withdrawal state or between a withdrawal state and an withdrawal state with respect to the main body; And a rotation sensing unit for sensing the operation of the earphone or earphone position guide structure or the moving unit to control the power supply of the acoustic device.

According to the present invention, it is possible to obtain advantages of easy use and termination of the sound device, easy portability of the sound device, easy storage, and prevention of damage. In addition, the sound device is stably worn, the operation stability is increased, and the usability of the sound device is improved by allowing the earphone to be pulled out or pulled out only by the operation of the moving part of the sound device. By allowing the power supply to be controlled, the user can take advantage of the convenience, ease and speed of use.

Hereinafter, with reference to the drawings will be described in detail a specific embodiment of the present invention.

However, the spirit of the present invention is not limited to the embodiments presented, and those skilled in the art who understand the spirit of the present invention can easily add, change, delete, and add other embodiments included in the scope of the same idea. It may be suggested that the invention fall within the scope of the present invention.

1 is a perspective view of an acoustic device according to the present invention.

Referring to FIG. 1, an acoustic device 1 according to the present invention includes a main body 2 provided in a predetermined shape and an earphone 6 rotatably mounted as a shape protruding from one end of the main body 2. And a spacer 7 for keeping the earphone 6 spaced apart from the main body 2 in a pulled out state of the earphone 6 and movably coupled to the main body 2. A moving unit 30 for controlling the withdrawal / retraction of the earphone 6 is provided.

On the outer surface of the main body 2, the volume adjusting unit 4 for adjusting the volume by the user, the microphone unit 3 (refer to FIG. 3) for receiving the user's voice, and the power supply of the sound device 1 are provided. An on / off button 10 (see FIG. 3) is formed which is used to turn on or off.

In addition, a charging terminal (not shown) for charging the battery 11 and a clip (not shown) for allowing the user to conveniently mount the audio device 1 may be further provided on one side of the main body 2. Can be.

In addition, inside the main body 2, a Bluetooth module for wireless communication with a parent such as an MP3 player or a mobile phone, an amplifier circuit for amplifying a signal transmitted / received by the Bluetooth module, and an amplified signal Of course, there is a built-in playback circuit for reproducing a predetermined electrical signal indicating that the operation of the acoustic device is performed by each of these components. Each of the circuits is preferably provided on a predetermined substrate 12 placed inside the body 2.

The earphone 6 has a speaker device for reproducing an electric signal as an acoustic signal by vibration of air. In addition, a flexible member is formed at the end of the earphone 6, so that the insertion member is softly deformed when the insertion member is inserted into the user's ear so that the insertion state can be firmly maintained. Therefore, there is no need for a frame of similar shape and form to the axle wheel for the acoustic device 1 to be mounted on the ear.

By the structure as described above, the user by the hand holding the main body 2 in the state of holding the main body 2 with the hand to operate the moving unit 30 up and down by the operation of the sound device (1) Can be operated conveniently. That is, by only moving the moving part 30 up and down with respect to the longitudinal direction of the earphone 6, it is possible to operate the withdrawal / retraction of the earphone 6 and the power supply of the acoustic device 1, The operation of the acoustic device 1 becomes easier.

On the other hand, the mounting portion 15 may be further included outside the main body 2. The mounting portion 15 is connected to one end of the main body 2, it may further include a structure that can adjust the length. By the structure as described above, by mounting the mounting portion 15 to the user's ear, even when the earphone 6 is detached from the ear when the shock is applied from the outside during the use of the audio device 1, the sound device (1) has the advantage of preventing the loss and damage. In addition, by mounting the mounting portion 15 to a mobile phone, a bag, a pocket, etc., there is an advantage that the portable and storage of the audio device 1 is easy.

<First Embodiment>

2 is a front view of the acoustic apparatus according to the present invention, FIG. 3 is a side cross-sectional view of II ′ of FIG. 2, and FIG. 5 is a side cross-sectional view of II-II ′ of FIG. 2.

According to a first embodiment of the acoustic device 1 according to the present invention, the moving unit 30 is coupled to the main body 1 so that the earphone 6 can be easily carried and stored, and only by the operation of the moving unit 30. It is characterized in that the earphone 6 is automatically drawn out so that the movement of the earphone 6 is conveniently provided. Hereinafter, the configuration related thereto will be described in detail.

The sound device 1 is provided with a main body 2 provided in a predetermined shape and an earphone 6 rotatably coupled to one end of the main body 2. Further, a spacer 7 is provided at the connection portion between the earphone 6 and the main body 2 to provide an interval of a predetermined length between the earphone 6 and the main body 2.

In detail, the earphone 6 is provided at either end of the upper end or the lower end of the predetermined shape of the main body 2, and is provided in a shape protruding from the one end, so that the user can see the main body without seeing. It is possible to easily control the operation of the earphone 6 only by the operation of recognizing the earphone 6 at the end of (2) tactilely and drawing or withdrawing it.

In detail, the spacer 7 is inserted into the user's ear when the earphone 6 is pulled outward in the use state of the acoustic device 1 and the earphone 6 is inserted into the user's ear. It is intended to prevent interference with mounting by causing interference. In other words, when the acoustic device 1 is caught by the user's ear by the spacer 7, a certain distance is maintained between the user's ear and the main body 2.

On the other hand, the earphone 6 is provided in a rotatable state with respect to the main body 2, the earphone 6 can be rotated while the earphone 6 is inserted into the longitudinal direction of the main body 2, The position of the earphone 6 drawn out in the direction perpendicular to the longitudinal direction of the main body 2 is accurately guided.

Hereinafter, the earphone position guide structure for guiding the position of the earphone 6 will be described in more detail.

First, the rotary shaft 21 is formed at the lower end of the spacer 7 in a direction perpendicular to the extending direction of the spacer 7, and at one end of the rotary shaft 21 is the same central axis as the rotary shaft 21. The stopper 22 is rotated to form.

In detail, the rotating shaft 21 and the stopper 22 are articles rotated on the same central axis, and the stopper 22 has a structure similar to a cog wheel, that is, a plurality of uneven structures having a gentle inclination. It is composed. In addition, the concave-convex structure of the stopper 22 is engaged with the concave-convex portion 32 of the moving unit 30 to be described later, and serves to guide the in / out of the earphone 6 by the movement of the moving unit 30. Do it.

On the other hand, the moving part 30 is provided in a movable state with respect to the main body 2, while the moving part 30 is movable, the moving part 30 moves in the longitudinal direction of the main body 2. The position being guided is accurately guided.

Hereinafter, the structure of the mobile unit 30 for preventing the earphone 6 from being exposed to the outside when the earphone 6 is in the retracted state and automatically controlling the in / out operation of the earphone 6. Will be described in more detail.

First, the moving part 30 is formed in the moving part case 31 and the moving part case 31 coupled to the main body 2 so as to enable vertical movement in the longitudinal direction of the main body 2. The concave-convex part 32 having the shape of a rack engaged with the above-mentioned gear-shaped stopper 22, and the moving part case 31 to fix the position in the withdrawn state of the moving part 30. The moving part elastic member 34 formed between the main body 2 and the moving part case 31 for returning from the withdrawal state of the fixed hole 33 and the moving part 30 formed in the Included.

In addition, the fixing protrusion 41 which interacts with the fixing hole 33 to fix the position in the drawn state of the moving part 30, is connected to the inside of the main body 2 and the fixing protrusion 41. And a fixing protrusion side elastic member 42 for providing an elastic force to the fixing protrusion 41.

In detail, a guide groove (not shown) for guiding the movement of the moving part 30 in the longitudinal direction of the main body 2 may be formed on the side of the main body 2, and the moving part case 31 It may be coupled to the guide groove. By the above structure, the moving part 30 may move up and down in the longitudinal direction of the main body 2.

And, by the structure as described above, the moving part elastic member 34 can always provide a force to move in the downward direction of the longitudinal direction of the main body 2 to the moving part (30).

In addition, when the user applies the external force to the moving part 30 in the retracted state of the earphone 6 and pushes the moving part 30 up to the end, the fixing hole 33 formed in the moving part 30 and The fixing protrusions 41 formed on the main body are fastened to each other, so that the drawing state can be stably maintained even when an external force is applied.

In addition, when the moving part 30 moves up and down by the interaction between the stopper 22 and the uneven part 32, the stopper 22 and the rotating shaft 21 connected thereto are rotated, thereby Since the earphone 6 is automatically pulled in and out, the user's operation can be facilitated and simplified.

On the other hand, the earphone guide structure and the moving part 30 is shown in the shape of the pinion (pinion) and the rack (rack), but the spirit of the present invention is not limited thereto, the elastic hinge having a cam and stud Various forms such as a structure, or a structure using an elastic member such as a leaf spring may be possible.

With reference to the above-described structure will be described in more detail the operation to action according to the present invention.

First, the state in which the sound device 1 is waiting for use will be mainly described.

In the state where the acoustic device 1 is in use, the earphone 6 is accommodated in the main body 2 and is supported by the main body 2. And, since the earphone 6 can be placed in the same direction as the extending direction of the sound device 1, there is an advantage that there is no fear of being disturbed by an external article. Furthermore, since the portion of the earphone 6 protruding to the outside of the main body 2 is protected by the moving part 30, the sound device 1 is easy to carry, easy to store, and easily damaged. It is possible to obtain the advantages of being prevented, improved in operating stability, and simple in appearance and beautiful in appearance.

On the other hand, the acoustic device 1 is a general state that the user continues to use, like a mobile phone, it is preferable to be placed in a position that can be reached by the user at any time. To this end, a clip (not shown) may be formed on any one side of the main body 2 of the acoustic apparatus 1. The clip extends from one end of the main body 2 to the other end, and the clip can be deformed to some extent by itself. Therefore, the user can easily mount the acoustic device 1 using the clip at the corner of the shirt or the like of the shirt. When the sound device 1 is to be used, such as a telephone call to the mobile phone, the sound device 1 can be easily taken out and used.

The clip is to improve the usability when the sound device (1) of the present invention is provided in a rod or cylindrical shape, when the sound device (1) is used in the form of a ballpoint pen, etc. Its usability can be further improved.

Hereinafter, a process in which the sound device 1 is used and a process in which the use is terminated will be described in more detail.

The movement of the moving unit 30 and the withdrawal or withdrawal operation of the earphone 6 may be clearly understood by FIGS. 3 to 6. 3 is a side cross-sectional view of the II-I 'of FIG. 2 illustrating the standby state of the acoustic device 1 according to the present invention, and FIG. 4 is a view illustrating the use state of the acoustic device 1 according to the present invention. Is a side cross-sectional view of II-II ', FIG. 5 is a side cross-sectional view of II-II' of FIG. 2 illustrating a standby state of the acoustic device 1 according to the present invention, and FIG. Side sectional drawing of II-II 'of FIG. 2 explaining a use state (1).

When a call comes to a mobile phone or the like, and the user wants to use the acoustic device 1, the user raises the moving part 30 upward and pulls out the earphone 6 to the outside. In addition, when the use of the sound device 1 is to be terminated, the moving part 30 and the earphone 6 are returned to their original positions by pushing the fixing protrusion 41 in the inner direction of the main body 2.

In more detail, the user who intends to use the sound device 1 raises the moving part 30 with the hand holding the sound device 1. Then, the stopper 22 which is configured to engage with the concave-convex portion of the moving part 30 is rotated, and the earphone 6 integrally coupled with the stopper 22 by the rotation of the stopper 22. Is withdrawn.

When the moving part 30 is pushed up until it comes in contact with the upper end of the main body 2, the fixing protrusion which is urged outward from the inside of the main body 2 by the fixing projection side elastic member 42 ( 41 is inserted into the fixing hole 33 formed in the moving part case 31. By this structure, the withdrawal position of the earphone 6 is stably supported and fixed, and the withdrawal state is maintained even when an external force is applied.

On the other hand, when the user wants to finish the use of the mobile phone and the like and end the use of the sound device 1, by pushing the fixing projection 41 in the inner direction of the main body 2, the fixing hole 33 and the fixed Release the fastening of the protrusion 41. As such, when the fastening of the fixing hole 33 and the fixing protrusion 41 is released, the force supporting the moving part 30 is removed, and by the elastic force provided by the moving part elastic member 34. The moving part 30 moves downward in the longitudinal direction of the main body 2, whereby the earphone 6 is retracted.

As described briefly in the above description, the earphone 6 extends in the same direction as the extending direction of the main body 2 in the storage state, and the main body 2 in the use state of the earphone 6. The operation of bending with respect to the extending direction of, in other words, rotates in the folding direction with respect to the main body (2). Therefore, the distance between the earphone 6 and the main body 2 may be further increased, and the interference between the user's ear and the main body 2 may be further reduced.

In addition, the portion where the earphone 6 protrudes to the outside of the main body 2 is supported by the moving unit 30 in a state where the earphone 6 is not used, whereby the sound device 1 It is easy to carry and store, the user's convenience is improved, the operational stability of the acoustic device 1 is increased, and the appearance is firm and beautiful and can be obtained.

In addition, although not described in detail, a predetermined connection structure such as a flexible substrate (FPCB) to which the earphone 6 connects the substrate 12 may be provided to transmit an electrical signal to the earphone 6. Of course it can.

In addition, the microphone 3 is formed at the lower end of the sound device 1 closest to the user's mouth so that the user's voice can be detected more efficiently.

According to the present invention, since the earphone 6 extends in the longitudinal direction and rotates in the folding direction of the sound device 1 at any end of the sound device 1, the structural convenience is improved. Can be obtained. In addition, since the earphone 6 is not mounted in the internal space of the acoustic device 1, there is an advantage in that the convenience and space efficiency of the installation of the internal parts of the main body 2 are enhanced, thereby improving the sound device 1. The advantage is smaller size. In addition, the earphone 6 is protruded to the outside of the main body 2, the earphone 6 is supported by the moving part 30, by the movement of the moving part 30 By having a structure in which the earphone 6 is introduced / extracted, the earphone 6 can be easily taken out and pulled out, the size of the acoustic device 1 is further reduced, and there is an advantage in forming a simple and light shape. .

Second Embodiment

In the second embodiment of the present invention, the other parts are the same as the original embodiment, except that the moving direction of the moving part 30 and the earphone position guide structure accordingly vary. Therefore, in the description of the present embodiment, the part without description thereof will use the description of the first embodiment, and detailed description thereof will be omitted. In addition, in the drawing numbers, the same components as in the first embodiment will be denoted by the same reference numerals to be described.

7 is a front view of the acoustic device according to the second embodiment of the present invention, FIG. 8 is a side cross-sectional view of III-III 'of FIG. 7, and FIG. 10 is a side cross-sectional view of IV-IV' of FIG. 7.

7, 8, and 10, the earphone position guide structure according to the present embodiment may include a rotation shaft 21 formed at a lower end of the spacer 7 in a direction perpendicular to the extension direction of the spacer 7. Is formed at one end of the rotary shaft 21 is formed to be engaged with the stopper 22, the stopper 22 and the concave-convex portion 32 is rotated in the same central axis as the rotary shaft 21, the concave-convex portion ( And a pinion 23 for transmitting the linear motion of 32 to the stopper 22 and a pinion shaft 24 formed on the main body 2 to support the pinion 23. .

In detail, the rotation shaft 21 and the stopper 22 are articles rotated about the same central axis, and the stopper 22 and the pinion 23 have a structure similar to a gear, that is, a gentle slope. Consists of a plurality of uneven structure. In addition, the stopper 22 and the pinion 23 are engaged with each other to rotate.

And the teeth of the pinion 23 is engaged with the concave-convex portion 32 of the moving part 30, and serves to guide the entry / exit of the earphone 6 by the movement of the moving part 30.

On the other hand, the moving part 30 according to the present embodiment is characterized by reversing the moving direction with the first embodiment. In other words, when the sound device 1 is to be used, the sound device 1 is pushed downward with respect to the longitudinal direction of the main body 2.

In detail, the moving part elastic member 34 formed between the main body 2 and the moving part case 31 may apply a force to the moving part 30 to move upward in the longitudinal direction of the main body 2. You can always provide.

In addition, when the user pushes down the moving part 30 by applying an external force to the moving part 30 while the earphone 6 is pulled in, the fixing hole 33 formed in the moving part 30 and The fixing protrusions 41 formed on the main body are fastened to each other, so that the drawing state can be stably maintained even when an external force is applied.

On the other hand, as in the first embodiment, the earphone guide structure and the moving part 30 is shown in the shape of the pinion (pinion) and rack (rack), the spirit of the present invention is not limited to this, cam Various forms, such as an elastic hinge structure with a stud, or a structure using an elastic member such as a leaf spring, will be possible.

With reference to the above-described structure will be described in more detail the operation to action according to the present embodiment.

The movement of the moving unit 30 and the withdrawal or withdrawal operation of the earphone 6 may be clearly understood by FIGS. 8 to 11. FIG. 8 is a side cross-sectional view of III-III 'of FIG. 7 illustrating a standby state of the acoustic apparatus 1 according to the present embodiment, and FIG. 9 illustrates a use state of the acoustic apparatus 1 according to the present embodiment. 7 is a side cross-sectional view of III-III 'of FIG. 7, FIG. 10 is a side cross-sectional view of IV-IV' of FIG. 7 illustrating a standby state of the acoustic apparatus 1 according to the present embodiment, and FIG. It is a side sectional view of IV-IV 'of FIG. 7 explaining the use state 1 of the acoustic device.

When a call comes to a mobile phone or the like and wants to use the acoustic device 1, the mobile unit 30 is pushed down to pull out the earphone 6 to the outside. In addition, when the use of the sound device 1 is to be finished, the fixing protrusion 41 is pushed inwardly of the main body 2 to release the fastening of the fixing protrusion 41 and the fixing hole 33. The mobile unit 30 and the earphone 6 are in the original position.

In more detail, the user who intends to use the acoustic device 1 lowers the moving unit 30 with the hand holding the audio device 1. Then, the pinion 23 having a structure that engages with the uneven portion 32 of the moving part 30 is rotated about the pinion shaft 24, and the pinion 23 is rotated when the pinion 23 is rotated. The stopper 22 which has a structure which engages with the rotator is rotated. The earphone 6, which is integrally coupled with the stopper 22, is drawn out by the rotation of the stopper 22.

That is, the pinion 23 is interposed between the uneven portion 32 and the stopper 22 to serve to rotate the rotation direction of the stopper 22 in the opposite direction.

Then, when the moving unit 30 is pushed down in the downward direction of the main body 2, the fixing projections that are being urged in the outer direction from the inside of the main body 2 by the fixing projection side elastic member 42 ( 41 is inserted into the fixing hole 33 formed in the moving part case 31. By this structure, the withdrawal position of the earphone 6 is stably supported and fixed, and the withdrawal state is maintained even when an external force is applied.

On the other hand, when the user wants to finish the use of the mobile phone and the like and end the use of the sound device 1, by pushing the fixing projection 41 in the inner direction of the main body 2, the fixing hole 33 and the fixed Release the fastening of the protrusion 41. As such, when the fastening of the fixing hole 33 and the fixing protrusion 41 is released, the force supporting the moving part 30 is removed, and by the elastic force provided by the moving part elastic member 34. The moving part 30 moves upward in the longitudinal direction of the main body 2, whereby the earphone 6 is retracted.

According to the present exemplary embodiment, the earphone 6 is pulled in and pulled out by the movement of the moving unit 30, thereby making it easy to pull out and pull out the earphone 6.

In addition, the microphone unit 3 is spaced apart from the main body in the use state, that is, the state in which the earphone 6 is drawn out to form a structure away from the earphone 6. In the case of the output speaker, the sound or vibration of the receiver is returned to the input side and amplified again, and the low frequency oscillation sound that occurs when the output is returned to the input side is repeated. This can mean that you don't want to hear anything.)

In addition, the hygienic state of the earphone 6 is improved by forming a structure in which the microphone part 3 is embedded in the main body 2 in the standby state of use, that is, the earphone 6 is retracted. The convenience of the user is improved, the operational stability of the acoustic device 1 is increased, and the risk of failure or damage is reduced.

Third Embodiment

In the third embodiment of the present invention, the other parts are the same as the second embodiment, except that the earphone 6 and the moving unit 30 are not connected to each other, and the idea that they operate separately is different.

Therefore, in the description of the present embodiment, the part without description thereof will use the description of the second embodiment, and detailed description thereof will be omitted. Incidentally, the same components as those in the second embodiment will be denoted by the same reference numerals in the drawings, and the description thereof will be made.

12 and 13 are side cross-sectional views of an acoustic apparatus according to a third embodiment of the present invention.

First, referring to the earphone position guide structure according to the present embodiment, the earphone position guide structure includes a cam 51, a cam rotation shaft 52, a stud 53, and a cam side elastic member 54.

In detail, a cam rotation shaft 52 is formed at a lower end portion of the spacer 7 formed at a connection portion between the earphone 6 and the main body 2 to provide a predetermined length interval between the earphone 6 and the main body 2. ) Is formed perpendicular to the extension direction of the spacer 7. Further, a cam 51 is further connected to the cam rotation shaft 52.

In detail, the cam 51 has a non-circular egg-shaped shape in the drawing, but is not limited thereto, and may be various shapes such as a triangle, a rectangle, an oval, and the like.

A stud 53 is in contact with the cam 51, and a cam side elastic member 54 is further connected to the other end of the stud 53.

By the structure as described above, the stud 53 is always provided with a force raised upward by the elastic member 54, the upper end of the stud 53 is always in contact with the cam 51 In the cam 51 provides a force to lie at a constant rotational angle. In addition, since the cam 51 is made in a non-circular shape and is pushed up by the stud 53, the cam 51 provides a force to always move the earphone 6 to a constant position.

The position where the earphone 6 is placed in a stable state due to the interaction between the cam 51 and the stud 53 is a state in which the earphone 6 is retracted and the acoustic device 1 is not used. Alternatively, the acoustic device 1 may be in use as the earphone 6 is completely drawn outward. And in the center position, since the cam 51 is in an unstable position, it always provides a force to be rotated in either direction.

When the acoustic device 1 is not operated by the earphone position guide structure as described above, that is, when the earphone 6 is retracted, the cam ( The earphone 6 is not drawn outward due to the interaction of 51 and the stud 53. Therefore, it can be expected that the earphone 6 is not drawn out even by the impact applied from the outside in the state where the acoustic device 1 is accommodated.

In addition, the number of parts can be reduced, the manufacturing process can be simplified, manufacturing cost can be reduced, product durability and operational reliability can be expected.

Next, referring to the structure of the moving unit 30 according to the present embodiment, the moving unit 30 is connected to the moving unit case 31 to fix the position in the withdrawn state of the moving unit 30. At least two depressions 35 to be formed, a fixing protrusion 41 for fixing the position of the moving part 30 in the inlet / outlet state by interacting with the depressions 35, the main body 2 The fixing protrusion side elastic member 42 is connected to the inside of the fixing protrusion 41 and provides an elastic force to the fixing protrusion 41 is further included.

With reference to the above-described structure will be described in more detail the operation to action according to the present embodiment.

The movement of the moving unit 30 and the withdrawal or withdrawal operation of the earphone 6 may be clearly understood by FIGS. 12 and 13. 12 is a side cross-sectional view illustrating a standby state of the acoustic apparatus according to the present embodiment, and FIG. 13 is a side cross-sectional view illustrating a use state of the acoustic apparatus according to the present embodiment.

When a call comes to a mobile phone or the like and wants to use the acoustic device 1, the mobile unit 30 is pushed down and the earphone 6 is drawn out. Then, when the use of the sound device 1 is to be terminated, the moving part 30 is pushed up, and the earphone 6 is introduced into the main body 2.

In more detail, the user who intends to use the acoustic device 1 lowers the moving unit 30 with the hand holding the audio device 1. Then, the recessed part 35 in which the fixing protrusion 41 which is urged in the outward direction from the inside of the main body 2 by the fixing protrusion side elastic member 42 is formed in the moving part case 31. Is inserted into By this structure, the withdrawal position of the earphone 6 is stably supported and fixed, and the withdrawal state is maintained even when an external force is applied.

In addition, the user rotates the earphone 6 by applying a constant external force to the earphone 6.

Preferably, the inside of the main body 2, the rotation sensing unit 13 for controlling the power supply of the sound device 1 by detecting the operation of the earphone 6 or earphone position guide structure or the moving unit 30 May be included. When the earphone 6 is drawn out by the rotation detecting unit 13, the use of the sound device 1 may be automatically started.

When the earphone 6 is completely drawn as described above, the user can use the acoustic apparatus 1 by placing the earphone 6 on the ear with a hand holding the acoustic apparatus 1.

On the other hand, when the user wants to end the use of the mobile device and the like, the end of the use of the sound device 1, by applying an external force to the mobile unit 30 by a predetermined degree or more by the hand holding the sound device 1, Raise the moving unit 30 up.

In addition, the user terminates the use of the acoustic device 1 by applying the external force to the earphone 6 by rotating the earphone 6.

According to this embodiment, the number of parts is reduced, the manufacturing process is simplified, and manufacturing costs are reduced.

In addition, the microphone part 3 is spaced apart from the main body in a use state, that is, a state in which the earphone 6 is drawn out to form a structure away from the earphone 6, thereby preventing howling. .

In addition, the hygienic state of the earphone 6 is improved by forming a structure in which the microphone part 3 is embedded inside the main body 2 in a standby state of use, that is, the earphone 6 is retracted. The convenience of the user is improved, the operational stability of the acoustic device 1 is increased, and the risk of failure or damage is reduced.

Fourth Embodiment

The fourth embodiment of the present invention is the other part is the same as the first embodiment to the third embodiment, except for detecting the operation of the earphone or earphone position guide structure or the moving unit, to control the power supply of the sound device It is characteristically different that the rotation detection unit is further included.

Therefore, in the description of the present embodiment, the parts without description are used for the description of the first to third embodiments, and detailed description thereof will be omitted. In addition, in the drawing numbers, the same components as in the first to third embodiments will be denoted by the same reference numerals to be described.

14 is a side sectional view of an acoustic apparatus according to a fourth embodiment of the present invention.

Referring to FIG. 14, in the acoustic apparatus according to the present exemplary embodiment, a rotation sensing unit 13 is further formed inside the main body 2 so that the acoustic apparatus 1 may be changed according to an incoming or outgoing state of the earphone 6. ) To control the power supply.

In detail, as shown in FIG. 14, the rotation detecting unit 13 may be provided with a switch to detect rotation of the spacer 7. That is, when the switch 6 is installed in the rotation detecting unit 13 and the earphone 6 is drawn out so that the spacer 7 contacts the switch of the rotation detecting unit 13, the sound device 1 is in an operating state. When the earphone 6 is retracted and the spacer 7 is spaced apart from the switch of the rotation detecting unit 13, the sound device 1 is in a state in which the operation is terminated. ) Can be controlled automatically.

In addition, a sensor may be installed in the rotation detecting unit 13 to detect rotation of the earphone 6. That is, the sensor installed in the rotation detecting unit 13 may automatically bring the sound device 1 into the operation state or the operation termination state by detecting the withdrawal position of the earphone 6. To this end, various aspects, such as a sensor for detecting the movement of the earphone 6 or the spacer 7, or a sensor formed in the main body 2 to detect the movement of the moving unit 30, etc. The sensor may be used to be installed.

Such a sensor may be operated by sensing the movement of the earphone 6 in the acoustic device 1 of the present invention, and the earphone 6 is formed in such a manner that the earphone 6 is drawn out or drawn in as in the present invention. Usability of the sound device 1 can be further increased, and there is an advantage of increasing user convenience.

According to the sound device according to the present invention, by installing the moving unit in the sound device to enable the extraction or withdrawal of the earphone only by the operation of the moving unit, there is an advantage of improving the ease of use of the sound device.

In addition, there is an advantage that the installation of the moving unit is easy to carry the sound device, easy to store, preventing damage and beautiful appearance.

In addition, there is an advantage that the acoustic device is stably worn on the ear, used easily and safely by the user, and stably fixed to a given shape and structure at a predetermined position even when there is an external impact.

In addition, the power of the audio device is controlled only by the withdrawal or withdrawal of the earphone, there is an advantage that the user can use more conveniently, easily and quickly.

Claims (23)

main body; Earphones retractable with respect to the main body; A moving unit capable of moving in one direction with respect to the main body; And It is coupled to the moving unit comprises an earphone position guide structure for maintaining the position of the earphone in the stop position in the pulled out state or the pulled state of the earphone by the movement of the moving unit; The earphone position guide structure includes a rotary shaft forming a central axis of the earphone is rotated, and a stopper formed at one end of the rotary shaft and interlocked with the moving unit to rotate about the same central axis as the rotary shaft. device. main body; Earphones withdrawn or drawn relative to the main body; A moving unit coupled to the main body so as to control the withdrawal or withdrawal operation of the earphone; And And an earphone position guide structure coupled to the moving part to maintain the stop position of the earphone with respect to the main body by the movement of the moving part, or between the pulled state and the pulled out state. But The earphone position guide structure includes a rotary shaft forming a central axis of the earphone is rotated, and a stopper formed at one end of the rotary shaft and interlocked with the moving unit to rotate about the same central axis as the rotary shaft. device. The method according to claim 1 or 2, Between the earphone and the main body, a sound device including a spacer to maintain a long distance between the earphone and the main body in the withdrawal state of the earphone compared to the entry state of the earphone. The method according to claim 1 or 2, The moving unit is coupled to a groove formed on one side of the main body, the sound device capable of vertical movement in the longitudinal direction of the main body. The method according to claim 1 or 2, The sound device includes a rotation sensing unit for controlling the power supply of the sound device by detecting the operation of any one of the earphone or earphone position guide structure or the moving unit. The method of claim 5, The rotation detection unit, the sound device is activated when the earphone is drawn out by detecting the rotation of the earphone, the operation is terminated when the earphone is drawn. delete The method of claim 1, The stopper is composed of a plurality of concave-convex structures forming a gentle inclination to guide the introduction or withdrawal of the earphone. The method of claim 8, The moving unit, A moving part case coupled to the main body to enable linear movement with respect to the main body; An uneven portion formed in the moving part case and engaged with the stopper; A fixing hole formed in the moving part case to fix a position in the withdrawal state of the moving part; A moving part elastic member formed between the main body and the moving part case for returning from the drawing state of the moving part to the drawing state; A fixing protrusion for interacting with the fixing hole to fix a position in the drawn state of the moving part; And An acoustic device comprising a fixing protrusion side elastic member connected to the inside of the main body to provide an elastic force to the fixing projections. The method of claim 9, When the moving part is moved in the longitudinal direction of the main body in the retracted state of the earphone, the earphone is drawn out by the interaction of the uneven portion formed in the moving part and the stopper. The method of claim 9, The sound device, wherein the earphone and the moving unit are repositioned by the elastic force provided by the fixing protrusion side elastic member when the fixing protrusion and the fixing hole are released from the earphone. The method of claim 9, The earphone is withdrawn when the moving unit is moved in the upper direction of the longitudinal direction of the main body, the earphone is retracted when moved in the downward direction. The method according to claim 1 or 2, The moving unit, A moving part case coupled to the main body to enable linear movement with respect to the main body; An uneven portion formed in the moving part case; A fixing hole formed in the moving part case to fix a position in the withdrawal state of the moving part; A moving part elastic member formed between the main body and the moving part case for returning from the drawing state of the moving part to the drawing state; A fixing protrusion for interacting with the fixing hole to fix a position in the drawn state of the moving part; A fixing protrusion side elastic member connected to the inside of the main body and providing an elastic force to the fixing protrusion; A pinion formed to be engaged with the stopper and the concave-convex portion, respectively, to transmit a linear motion of the concave-convex portion to the stopper; And And a pinion shaft formed on the main body to support the pinion. The method of claim 13, And the earphone is pulled out by the interaction between the uneven portion and the pinion and the stopper formed in the moving part when the moving part moves in the longitudinal direction of the main body in the retracted state of the earphone. The method of claim 13, The sound device, wherein the earphone and the moving unit are repositioned by the elastic force provided by the fixing protrusion side elastic member when the fixing protrusion and the fixing hole are released from the earphone. The method of claim 13, The earphone is drawn out when the moving unit is moved in the longitudinal direction of the main body, the earphone is drawn in when moved up. delete main body; Earphones retractable with respect to the main body; A moving part supported to be movable relative to the main body; In order to maintain the stop position of the earphone with respect to the main body in the withdrawal state or withdrawal state or between the intake state and the withdrawal state, a rotation axis forming a central axis of the earphone is rotated, and is formed at one end of the rotation axis An earphone position guide structure including a stopper interlocked with the moving unit and rotating around the same central axis as the rotation axis; And The sound device includes a rotation sensing unit for controlling the power supply of the sound device by detecting the operation of the earphone or earphone position guide structure or the moving unit. The method of claim 18, The rotation detecting unit detects the withdrawal or withdrawal of the earphone, and is operated when the earphone is withdrawn, and when the earphone is withdrawn, the operation is stopped to control power supply. The method of claim 18 or 19, The rotation sensing unit is provided with a switch is a sound device that detects the rotation of the earphone. The method of claim 18 or 19, The rotation sensing unit, a sensor is installed that can detect the movement of the earphone is rotated, the sound device to detect the rotation of the earphone. main body; Earphones retractable with respect to the main body; A moving unit capable of moving in one direction with respect to the main body; And It is coupled to the moving unit is configured to include an earphone position guide structure for maintaining the position of the earphone in the stop position in the withdrawal state or the state of the earphone by the movement of the moving unit; The earphone position guide structure provides a cam rotation axis forming a central axis to rotate the earphone, a cam connected to the cam rotation axis isometrically rotated with the cam rotation axis, a stud in contact with the cam, the elastic force to push up the stud An acoustic device comprising a cam side elastic member. main body; Earphones withdrawn or drawn relative to the main body; A moving unit coupled to be movable with respect to the main body, in order to control the withdrawal or withdrawal operation of the earphone; And And an earphone position guide structure coupled to the moving part to maintain the stop position of the earphone with respect to the main body by the movement of the moving part or between the pulled-in state and the pulled-out state. To; The earphone position guide structure provides a cam rotation axis forming a central axis to rotate the earphone, a cam connected to the cam rotation axis isometrically rotated with the cam rotation axis, a stud in contact with the cam, the elastic force to push up the stud An acoustic device comprising a cam side elastic member.

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