KR200189217Y1 - Mp-3 player - Google Patents

Abstract

The present invention relates to an MP3 player, comprising: a first speaker unit having a speaker mounted on one side of a user and outputting sound; An electric equipment unit provided in the first speaker unit and including electric equipment parts for reproducing MP3 sound sources; A second speaker unit mounted on the other ear of the user and having another speaker for outputting an audio signal; The first speaker unit and the second speaker unit is connected to each other provided with a wearing means to be worn on the user's head, MP3 player according to the present invention implements the speaker unit and MP3 body unit integrally one headphone It can be used in the form of a backphone or a phone, so the convenience of use is significantly improved compared to the conventional portable sound source reproducing device. Since no additional wire is required, breakage due to a short circuit of the wire and damage to the connection part can be achieved. By minimizing this occurrence, there is an effect that can improve the durability.

Description

MP3 Player {MP-3 player}

The present invention relates to an MP3 player, and more particularly, to provide an MP3 player that can be attached to the user's head by integrally implementing the speaker and the MP3 player body.

In general, portable music playback apparatuses include a portable compact disc having better sound quality than a portable cassette. However, in the case of this portable compact disk, since a large size disk must be mounted in the main body, its volume becomes large, and since it is sensitive to external vibrations and shocks, there is an inconvenience that requires considerable attention when carrying. Every time I listened to different kinds of music, I had to buy a separate disk.

For this reason, portable MP3 players have been developed and used to download and play digitized MP3 files through PC communication or computer networks.

The MP3 Player is a device that stores sound sources as digital signals in memory and converts these stored digital signals into analog signals for playback through amplifying speakers, which are smaller in volume and weight than conventional disks. The ability to play back music can dramatically reduce its volume and weight and provide listeners with sound quality comparable to that of compact discs.

The conventional MP3 player has a main body 10 for processing a digital signal as shown in FIG. 1 and an earphone 20 connected to the main body 10 to convert a digital signal into an analog signal to enable listening to a sound source. , Headphones or a backphone are provided separately.

In use, after connecting the earphone 20, the headphone, or the backphone to the MP3 body 10, attach the headphone or the backphone to the user's head, and the body 10 can be stored in the user's pocket or bag and carried. It is supposed to be.

However, the conventional MP3 player has a wire for connection between the main body 10 and the speaker part like the conventional portable compact disc, and is worn along the user's body. Therefore, the user's behavior is severely restricted due to the wires installed during use, and furthermore, there is an inconvenience in using the wires because proper mounting is not performed properly.

The present invention is to solve the above problems, an object of the present invention is to provide an MP3 player that can implement the MP3 player body integrally to the speaker installation portion of the backphone or headphones to use the device more conveniently will be.

1 is a perspective view showing a conventional conventional MP3 player.

2 is a perspective view showing an MP3 player according to the present invention.

3 is an exploded perspective view showing an MP3 player according to the present invention.

4 is a cross-sectional view taken along the line II of FIG. 2.

5 is a cross-sectional view taken along line II-II of FIG. 2.

6A is a perspective view illustrating a first housing of an MP3 player according to the present invention.

FIG. 6B is a perspective view of a portion of the portion A of FIG. 6A overturned. FIG.

7 is a perspective view illustrating a second housing of an MP3 player according to the present invention.

FIG. 8 is an enlarged perspective view of part B of FIG. 7.

9 is a perspective view illustrating a third housing of an MP3 player according to the present invention.

10 is a plan view showing a wearing band of MP3 player according to the present invention.

11 is an enlarged perspective view of the wear band and the coupling member.

12 is a cross-sectional view showing a coupling state of the wearing band.

13 is a perspective view illustrating an MP3 player according to another embodiment of the present invention.

(Explanation of symbols for the main parts of the drawing)

50 first speaker

110 ... No.1 Housing

130.Power supply unit

200 ... Battlefield

300 ... 2nd housing

400 ... Third Housing

420 ... speakers

500 wear band

600 ... bonding member

60 ... the second speaker

In order to achieve the above object, the present invention includes a first speaker unit having a speaker mounted on one side of the user to output sound; An electric equipment unit provided in the first speaker unit and including electric equipment parts for reproducing MP3 sound sources; A second speaker unit mounted on the other ear of the user and having another speaker for outputting an audio signal; The first speaker portion and the second speaker portion are connected to each other and provided with a wearing means worn on the user's head.

Here, the first speaker unit is coupled to one surface of the first housing having a power storage unit for accommodating a power battery therein, a second housing coupled to one surface of the first housing and having an electrical component therein, and a second housing, The third housing is equipped with a speaker, the first housing is equipped with a cover for opening and closing the power supply unit, the electronic part is provided with a memory card detachable member with a digital signal memory, the entrance of the detachable member inside the power storage unit It is located.

One side of the third housing protrudes toward one side of the second housing, but a coupling protrusion having a coupling jaw formed at an end thereof is provided, and a coupling hole into which the coupling protrusion is fitted is formed at one side of the second housing, and the coupling hole has a coupling protrusion. An insertion portion to be inserted and the coupling jaw is opened in a smaller size than the insertion portion and includes a fastening portion extending from the insert portion, the engaging jaw located in the fastening portion in the boundary between the insert portion and the fastening portion of the third housing The stepped portion to protrude is formed.

In addition, the outer periphery of the second housing is formed with a switch mounting groove for exposing the switch for the operation of the electric part to the outside, the wearing means is worn one end is coupled to the first speaker portion, the other end is coupled to the second speaker portion It becomes a band, the end of the wearing band is provided with a coupling member formed with a fitting jaw so that the speaker band wearing band is coupled.

And the fitting groove is formed on the outer periphery of the first housing and the second housing to be fitted between the first housing and the second housing. Herein, the coupling member is formed with a through hole through which an electric wire extending from the speaker part passes. On the other hand, the second speaker unit is provided with a radio receiver.

Hereinafter, one preferred embodiment according to the present invention will be described in detail with reference to the drawings.

MP3 player according to the present invention is generally provided in the form of a conventional backphone, as shown in Figures 2 and 3, which is worn on one side of the user's ear and the first speaker unit equipped with a speaker 120 therein 50 and the second speaker portion 300 worn on the other ear part of the user, the first speaker portion 50 and the second speaker portion 300 is connected to each other to be mounted on the user's neck or head The wearable band 500 is provided, and the MP3 player battlefield 200 is implemented by being embedded in the first speaker unit 50.

Here, the first speaker unit 50 is the first housing 100 and the second housing coupled to the inner side of the first housing 100 to form the outermost as shown in Figs. 3, 4 and 5 300 and a third housing 400 coupled to the inner side of the second housing 300.

First, the first housing 100 includes a power storage unit 130 in which the power battery 140 is accommodated, as shown in FIGS. 3, 4, 5, and 6a. The power storage unit 130 is opened and closed by a cover 150 covering a part of the outer surface of the first housing 100, and is formed inside the first housing 100.

In more detail, the power receiving unit 130 includes a seating plate 131 and a cathode coil 132 and a cathode plate 133, which are formed at both ends of the seating plate 131, which are bent so that the power battery 140 may be seated. Equipped. In addition, the cover 150 has a hook button 151 and a hook 152 formed at the center of the lower end for coupling the first housing 100, and separate hooks 152 are formed at both sides of the lower end. In addition, a plurality of hook grooves 160 are formed in the first housing 100 corresponding thereto.

In addition, the first fitting groove 170 for mounting of the wearing band 500 is formed at a portion of the outer circumferential upper end portion as shown in FIG. The first fitting groove 170 has an inlet cut in a narrow width, and a portion into which the end portion of the wearing band 500 is fitted is cut in a wider width than the inlet.

In addition, a detachable part 180 that is cut out to accommodate the memory card 220 is formed at an upper center portion of the outer circumference of the first housing 100. The detachable part 180 is opened and closed by a protrusion 153 extending toward the first housing 100 at an upper end of the cover 150 such that the power storage unit 130 and the memory card detachable part when the cover 150 is opened and closed. The 180 is opened and closed together, and a screw fastening hole 190 and a screw 460 for coupling with the second housing 300 to be described later are provided.

Next, the second housing 300 is formed in a disc shape as shown in FIGS. 3, 4, 5, and 7, and implements the electric component 200 between the first housing 100 and the first housing 100.

The electronic device 200 has a printed circuit board 230 to which a network and an element for signal processing and reproduction of an MP3 file are mounted, and a detachable member 210 for connecting and detaching the memory card 220 is connected. It is arranged. The printed circuit board 230 is screwed with the inner surface of the mounting plate 131 of the first housing 100.

Here, the detachable member 210 has a rectangular space in which a storage space having a width enough to accommodate the memory card 220 and a sliding groove 211 for guiding the memory card 220 inserted into the storage space is formed. It is made of a plastic material of the enclosure shape, the lower end is connected to the printed circuit board 230. In addition, a plurality of switches 240 are mounted on the outer circumferential side of the printed circuit board 230 for controlling the operation of the electric component 200.

On the other hand, on the surface of the second housing 300, a plurality of screw fastening boss 310 for engaging with the first housing 100 is formed protruding on the inner surface, the lower peripheral surface for controlling the operation of the MP3 player The installation groove 320 in which the above-described switch 240 is located is formed incision.

In addition, three coupling holes 330 are formed on the inner surface of the second housing 300 so that the aforementioned third housing 400 is coupled, and one of the speakers 120 interposed between the third housing 400 and the third housing 400. The speaker installation hole 360 is formed in a circular opening in the center portion so that the side can be fitted and fixed.

As shown in FIG. 8, the coupling hole 330 has a size corresponding to that of the coupling protrusion 441 so that the coupling protrusion 441 of the third housing 400 in FIGS. Insertion portion 340 formed in the size of the insertion portion 340 and formed smaller than the size of the insertion portion 340 is rotated in one direction when the engaging projection 441 inserted into the insertion portion 340 spans the end of the engaging projection 441 The fastening portion 350 is formed to be coupled to the lower portion.

In addition, the inner surface of the second housing 300 in which the coupling hole 330 is formed is located on the surface between the insertion portion 340 and the fastening portion 350 of the coupling hole 330 to protrude inwardly. Prepared. The step portion 370 prevents the end of the engaging projection 441 fitted to the fastening portion 350 from being moved toward the inserting portion 340 due to an external impact, etc. The two housings (300) to maintain a more solid coupling state.

Next, the third housing 400 is formed in a disk shape as shown in FIG. 9, and a plurality of speaker holes 410 are formed in the center portion, and the speaker 120 is formed outside the speaker hole 410 on the inner surface. A circular seating rib 430 protruding to be fitted is formed.

And the outer side of the seating rib 430 is provided with a coupling rib 440 having three coupling protrusions 441 as described above at the end. The coupling rib 440 allows the coupling protrusions 441 to be fitted into the coupling holes 330 of the second housing 300 when the second housing 300 and the third housing 400 are coupled to each other. Therefore, the end of the engaging projection 441 is a conventional hook structure in which the engaging jaw 442 protrudes laterally.

In addition, the speaker 120 is formed of a plate body having a stepped portion formed to form an insertion portion inserted into the seating rib 430 of the third housing 400 and connected to the circuit board 230. Next, the speaker cushion member 450 fitted to the outer circumference of the third housing 400 is covered and coupled to the outside of the third housing 400.

On the other hand, the wearing band 500, as shown in Figures 10, 11 and 12 is formed in both ends bent in an elliptical shape so that the wearing band 500 can be caught on the user's ear. And both ends are mounted with a coupling member 600 for allowing the wearing band 500 is coupled to the first speaker portion 50 and the second speaker portion 60, respectively.

In addition, two screw coupling holes 510 are formed at the end of the wearing band 500 to couple the coupling member 600 and the wearing band 500 to each other, and the coupling member 600 also has the wearing band 500. The screw coupling hole 610 for coupling with the screw coupling hole 510 is formed, and a separate coupling screw 670 is provided.

And in more detail with respect to the coupling member 600 is coupled to the band coupling portion 660 and the speaker 100, 300 of the speaker portion 50, 60 coupled to the end of the wearing band 500 is coupled to The housing coupling part 620 is formed.

The band coupling part 660 forms the two screw coupling holes 610 described above, and the housing coupling part 620 is fitted to the coupling groove provided in the first housing 100 and the second housing 300. A fitting plate 630 extending laterally is formed integrally at an end thereof, and a through hole 640 is formed therein to allow the wires inside the housings 100 and 300 to be inserted therethrough. The electric wire 650 extends from the first speaker part 50 to the second speaker part 60 and is provided for connection of the respective speaker parts 50 and 60, and the electric wire 650 is firmly fixed. A mounting groove 520 is formed on the outer circumference of the wearing band 500 so as to extend from the coupling portion with the first speaker portion 50 to the coupling portion with the second speaker portion 60.

On the other hand, unlike the first speaker unit 50, the second speaker unit 60 is mounted only inside the speaker 120. This can be improved to implement a radio receiver. In this case, the radio receiver may be formed by mounting the receiver for receiving the radio wave inside the housing and implementing the power supply unit and the switch unit, respectively, as described above. The general structure of the radio receiver is the first speaker unit 50 described above. It is almost similar to.

Hereinafter, the operation and assembly state of the MP3 player according to the present invention will be described.

First, the assembly of the first speaker unit 50 first embeds the circuit board 230 in an appropriate position between the first housing 100 and the second housing 300. At this time, the circuit board 230 is built so that the memory card accommodating part 210 is positioned upward, and various other switches 240 are located at the switch mounting groove 320 of the second housing 300. The screw 460 is coupled to the screw fastening groove 190 of the first housing 100 from the screwing boss 310 of the second housing 300.

In this case, when the first housing 100 and the second housing 300 are combined, the wearing band 500 is coupled at the same time. The wearing band 500 first includes the coupling member 600 at the end of the wearing band 500. The coupling grooves 170 and 380 formed in the first housing 100 and the second housing 200 after the wires 650 are coupled to the screws 670 and installed at the same time to penetrate the inside of the coupling member 600. When seated on the site is firmly fixed by the screw coupling of the first housing 100 and the second housing 200.

Next, the third housing 400 is coupled to the outer surface of the second housing 200. The coupling of the third housing 400 is the insertion portion of the coupling hole 330 formed on the surface of the second housing 300 of the coupling protrusion 441 of the coupling rib 440 provided on the inner surface of the third housing 400 ( After inserting into the 340 and rotating to the coupling part 350 side of the coupling hole 330, the stepped portion 370 formed at the inner surface of the second housing 300 has a coupling jaw 442 formed at the end of the coupling protrusion 441. The fitting is achieved by fitting through).

At this time, the speaker 120 is mounted inside the third housing 400 before the third housing 400 is coupled. The speaker 120 is coupled between the mounting ribs 430 formed on the inner surface of the third housing 400.

On the other hand, the storage of the battery 140 in the power supply unit 130 is first hook button 151 of the portion coupled to the cover 150 formed on the outside of the first housing 100 and the first housing 100. When pressed, the removal of the cover 150 is made. Thereafter, the battery 140 is installed in the accommodating part 130, and the memory card 220 storing the MP3 file is inserted into the detachable part 180 provided above the accommodating part 130. Afterwards, the mounting and coupling to the lid 150 from the outer surface of the first housing 100 is completed.

In addition, the second speaker unit 60 is formed in almost the same manner as the first speaker unit 50 described above, and more similarly when the radio receiver unit is incorporated.

With this assembly completed, the operation is first done by the user wearing the MP3 Player on the user's ear like a normal backphone or headphones. The operation is made by operating the switch 240 mounted in this wearing state. As the user manipulates the switch 240, the sound source stored in the memory card 220 is output from the digital signal processor, and the output sound source is converted into an analog signal and amplified and output through the speaker 120.

When the radio is to be listened to, the MP3 player operation part of the first speaker unit 50 is turned off, and the radio operation switch of the second speaker unit 60 is turned on to enable listening to the radio.

Meanwhile, the MP3 player described above does not implement a separate operation display unit. Therefore, in order to supplement this, a separate display device can be portable, and by implementing a wireless switch accordingly, it can be used more conveniently by direct operation and indirect operation by wireless.

Furthermore, the surface of the body part of the MP3 Player, that is, the joint portion of the second housing 300 and the third housing 400 is partially improved to be used as a wireless or wired headphone or a backphone in an ordinary manner. When the sound source is reproduced, the second housing 300 and the third housing 400 may be used in combination with each other, thereby maximizing the use efficiency.

13 is an MP3 player according to another embodiment of the present invention, in which the MP3 player has a memory card detachable part 180 formed in the shape of a long hole and exposed to the exterior of the first housing. Detachment of the 220 is made, the wearing band 500 is configured to be mounted on the outer surface of the first housing (100). And the other installation configuration is almost similar to the first embodiment described above.

The MP3 player according to the embodiments of the present invention implements a separate type of the conventional output unit and the main body unit separated. For this configuration, the speaker and the main body unit are largely integrated. You can listen to MP3 Sound easily. Therefore, in addition to the configuration of the combined portion of the specific device of the present invention and the operation method accordingly will be included in the technical idea of the present invention.

MP3 Player according to the present invention as described above by implementing the speaker unit and MP3 body part integrally so that it can be used as a single headphone or a backphone form, compared to the conventional portable sound source playback device of the separate type, its ease of use is remarkable There is an effect to be improved, and since the separate wire is unnecessary, there is an effect that can minimize the failure caused by the short circuit of the wire and breakage of the connection portion to improve its durability.

Claims (10)

A first speaker unit mounted on one ear of a user and configured to output a sound; An electric equipment unit provided in the first speaker unit to store electric components for reproducing MP3 sound sources; A second speaker unit mounted on the other ear of the user and having another speaker for outputting an audio signal; MP3 player, characterized in that the first speaker portion and the second speaker portion connected to each other and having a wearing means worn on the user's head. The apparatus of claim 1, wherein the first speaker unit comprises a first housing having a power storage unit for receiving a power battery therein, a second housing coupled to one surface of the first housing, and having the electrical unit implemented therein; MP3 player, characterized in that the third housing is coupled to one side of the housing but the speaker is mounted therein. The method of claim 2, wherein the first housing is equipped with a cover for opening and closing the power storage unit, the electronic device is provided with a memory card detachable member for storing a digital signal, the inlet of the detachable member is the inside of the power storage unit MP3 Player, characterized in that located on. According to claim 2, wherein one surface of the third housing is provided with a coupling protrusion protruding toward one surface side of the second housing, the coupling jaw is formed at the end, the coupling hole into which the coupling projection is fitted on one surface of the second housing; Formed, The coupling hole is an MP3 player, characterized in that the insertion portion is inserted into the engaging projection and the coupling jaw is formed to be smaller than the insertion portion to be fastened to include a fastening portion extending from the insertion portion. 5. The MP3 player according to claim 4, wherein a stepped portion for crimping and supporting the engaging jaw positioned in the fastening portion is formed at a boundary between the insertion portion and the fastening portion of the third housing. The MP3 player according to claim 1, wherein a switch installation groove is formed on an outer circumference of the second housing to expose a switch for manipulating the electronic part to the outside. The MP3 player according to claim 1, wherein the wearing means has a wearing band having one end coupled to the first speaker portion and the other end coupled to the second speaker portion. The wearable device of claim 7, wherein the speaker band is worn at an end portion of the wearing band. A coupling member having a fitting jaw is provided to be coupled, MP3 player, characterized in that the fitting groove is formed on the outer periphery of the first housing and the second housing so that the fitting jaw is fitted between the first housing and the second housing. The MP3 player according to claim 8, wherein the coupling member has a through hole formed therein so as to allow a wire extending from the speaker to pass therethrough. The MP3 player of claim 1, wherein the second speaker unit is provided with a radio receiver.