KR20010098103A - A folder type ear-micro phone - Google Patents

Abstract

The present invention relates to a fold-type ear-microphone which minimizes the volume by installing the earphone unit and the microphone unit to be mutually rotatable in the hands-free device, the technical configuration of which is formed to protrude to insert into the ear Earphones protruding from the upper side of the earphone body, and the microphone unit is connected to the microphone body in which the earphone unit and the microphone is integrally installed to be rotatable by connecting means, and formed on one side of the earphone unit and one side of the microphone unit, respectively It is to be configured to include a power supply connection portion is installed so that the contact plate is mutual contact during rotation.

Description

A folder type ear-microphone}

The present invention is a hands-free device that is connected to the jack formed on the mobile phone body through a terminal to allow handset even in a certain distance, the microphone and earphone of the hands-free device connected to the mobile phone body to be folded Minimizing its volume when in use, it is easy to store, and when unfolded, it is related to a foldable ear-microphone that is easy to use by automatically connecting the power.

In general, a mobile phone call device for automobiles is provided by using a mobile phone supporter to fix a mobile phone in a car interior and fixing the mobile phone or using a mobile phone while operating a mobile phone without operating a mobile phone while driving. Separate microphone devices and speaker devices connected by wires were installed and used.

As shown in the configuration of FIG. 1, the ear-microphone 69 device related to this technology is connected through the earphone part 63 inserted into the ear and the normal connection part 64 integrally formed therewith. And a cord 67 connected to the end of the microphone unit 65, the cord 66 being connected to the microphone unit 65, and the microphone unit 65 having a sound wave transmission surface of the earphone unit 63. Facing in the same direction and the contact with the ball is made of a configuration that is formed flat.

The earphone-microphone device as described above supports the earphone-microphone 69 by inserting the earphone part 63 into the ear while the plug 66 installed at the tip of the cord 67 is connected to the mobile phone. The contact surface is to transmit the voice through the microphone portion 65 is formed flat, the earphone unit 63 to be able to hear the voice of the other party.

However, the earphone-microphone device is formed by integrally forming the earphone portion 63 inserted into the user's ear and the microphone portion 65 positioned around the mouth and increasing its size, thereby reducing wearability and portability. Of course, there is a problem in that it requires a separate storage space, and the sound transmission of the microphone unit 65 is reduced when the size is reduced.

The present invention is to improve the various conventional problems as described above, the object of the earphone and the microphone is connected to the rotatable rotatably installed to expand or fold when rotated to minimize the size and improve the wearability and portability It is easy to use by foldable earphones, and there is no need for separate storage space, and it improves sound transmission by the earphone device which is precisely positioned on the ear and mouth, and it is a folding type to be folded or unfolded by one touch. It is to provide a microphone.

1 is a schematic diagram showing a conventional earphone device

Figure 2A, B is a schematic diagram showing a combined state of the earphone device according to the present invention

Figure 3 is a main portion coupling state of the earphone device according to the present invention

4 is an exploded view illustrating main parts of the coupling structure of FIG.

5 is a coupled state of the earphone device according to another embodiment of the present invention

6A and 6B are schematic diagrams showing an earphone device according to another embodiment of the present invention;

FIG. 7 is a cross-sectional structural view showing a main portion engaged state of FIG. 6; FIG.

Figure 8 is a main portion engagement state showing the coupling structure of Figure 6

9 is a main portion coupling state showing a coupling structure of the earphone device according to a third embodiment of the present invention

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

110 Earphone 140

220 ... Jamming Stone 230 ... Mike

250 ... Hinge pin 270

285 fixing jaws 290 connection means

320 ... contact plate

The present invention as a technical configuration for achieving the above object, the earphone is formed to protrude in the ear to the earphone unit is installed protruding on the upper side of the earphone body,

A microphone unit to which the microphone body in which the earphone unit and the microphone are integrally connected is rotatably connected by a connecting unit;

It is formed on one side of the earphone and one side of the micro portion, respectively, is configured to include a power connection for installing a contact plate for mutual contact when rotating.

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

2A and 2B are schematic diagrams showing a coupling state of an earphone device according to the present invention, FIG. 3 is a diagram showing a main portion coupling state of the earphone device according to the present invention, and FIG. The present invention is made of the earphone unit 100, the microphone unit 200 and the power connection unit 300.

The earphone unit 100, the earphone 110 is formed to protrude so as to be inserted into the ear is projected on the upper side of the earphone body 120, the locking piece 140 is integrally symmetrically integrally formed with a through groove 130 at the bottom. Protrudingly formed.

The microphone unit 200 rotatably connected to the lower portion of the earphone unit 100 includes a locking piece 220 having a through groove 210 to correspond to the locking piece 140 to the microphone body 240. Is protruded to be rotatably connected by the connecting means 290, the microphone 230 is integrally installed on the microphone body 240.

The connecting means 290 is a fixing plate 260 having a locking groove 215 and a locking projection 270 protruding toward the outer diameter side of the hinge pin 250 inserted into the through grooves 130 and 210. It is formed integrally, the fixing jaw (285) formed in the earphone body 120 via the compression coil spring (275) and the folding spring (265) on the hinge pin (250) is installed so as to be in close contact with the groove 215. do.

The power supply unit 300 to supply power when the earphone main body 120 and the microphone main body 240 rotates, the contact plate 320A on the bottom surface of the lower stopper 310A protruding to one side of the earphone unit 120. Is connected, the contact plate 320B is installed on the upper surface of the upper stopper 310B protruding on one side of the microphone main body 240 to correspond to the contact plate 320A.

In addition, as shown in Figure 5, the earphone body 120 and the microphone body 240 is connected by a connecting means 290 is installed on the engaging piece 140 and the engaging piece 220 is installed so as to correspond to, The connecting means 290, a plurality of locking grooves 215 is integrally formed around the locking piece 220, the hinge pin 250 is integrally projected so that the fixing jaw (285) protruding to the locking piece 140 is pressed in. Is formed.

6A and 6B are schematic views showing an earphone device according to still another embodiment of the present invention, FIG. 7 is a cross-sectional structural view showing a main portion coupling state of FIG. 6, and FIG. 8 is a coupling structure of FIG. As the main portion coupling state diagram, the earphone unit 100, the earphone 110 is formed so as to protrude into the ear is projected on the upper side of the earphone body 120, the through groove 130 is formed on the lower side of each The fixing protrusion 150 having an inclined surface in the opposite direction is formed, and a plurality of engaging grooves 215 are formed on the outer surface.

The microphone unit 200 rotatably connected to the lower portion of the earphone unit 100 is rotatably connected by a connecting unit 295 inserted into the through groove 130, and the connecting unit 295 is connected to the microphone unit 200. When the hinge pin 250 protruding from the microphone body 240 is fixed as the fixing pin 295, a pair of folding springs 265 are respectively inserted into the fixing protrusions 150 of the through grooves 130, and the microphone A locking groove 215 is installed in the earphone main body 120 so that the fixing jaw 285 is press-fitted into the main body 240.

In the power supply unit 300 to supply power when the earphone main body 120 and the microphone main body 240 rotate, a contact plate 320A is installed on a bottom surface of the microphone main body 240, and the contact plate 320A The guide groove 400 is formed on one side of the earphone main body 120 at a rotation radius of the contact plate 320A so as to correspond to the contact plate 320B.

In addition, as shown in Figure 9, the microphone portion 200 is rotatably connected to the lower portion of the earphone unit 100, the hinge pin 250 is formed integrally projected to be inserted into the through groove 130 is fixed When the fixing jaw 285 protruding from the microphone main body 240 is fixed as the pin 295, the engaging groove 215 is integrally formed in the earphone main body 120 so as to press-fit the bottom surface of the microphone main body 240. A contact plate 320A is installed, and a guide groove 400 is formed at one side of the earphone main body 120 at a rotation radius of the contact plate 320A so as to correspond to the contact plate 320A. 320B is configured to be installed.

Referring to the operation of the present invention made of such a configuration as follows.

2 to 4 is a configuration in which the earphone main body 120 and the microphone main body 240 are unfolded (folded vertically) or folded to perform the operation of the ear-microphone by one touch.

Unfolding or folding operation of the ear-microphone, the radial locking groove 215 is formed on the fixed plate 260 by the compression coil spring 275 when pressing the hinge pin 250 of the connecting means 290 Fixing jaw (285) is installed to be caught in the fixing plate 260 is moved so that the fixing in the locking groove 215 is released.

At this time, while being supported on the other side of the hinge pin 250, both ends are automatically rotated (vertical direction rotation) through the folding spring 265 which is caught on the earphone body 120 and the microphone body 240, respectively. ) And the microphone 230 are positioned around the user's ear and mouth, respectively.

At the same time, the earphone main body 120 and the microphone main body 240 are prevented from further rotation by the stoppers 310A and 310B protruding from one side thereof, and are stopped to maintain a constant angle as shown in FIG. 2A. When the stoppers 310A and 310B are in contact with each other, the contact plates 320A and 320B respectively installed on the bottom surfaces of the stoppers 310A and 310B are brought into contact with each other, thereby electrically contacting the contact plates 320A and 320B. Power is automatically supplied to the earphones 110 and the microphones 230 connected to each other so as to operate.

In addition, one side of the hinge pin 250 is formed with a locking projection 270 integrally when the hinge pin 250 and the microphone body 240 is integrally inserted into the through groove 210 of the microphone body 240. It will rotate.

On the contrary, when the microphone main body 240 is rotated around the earphone main body 120, the ear-microphone is folded, and the fixing jaw 285 and the fixing plate 260 which are in close contact with each other by the compression coil spring 275 are caught. The grooves 215 are sequentially rotated by the interaction of the grooves 215, and when the action of the external pressure is stopped, they are fixed by the action of the locking grooves 215 to be caught by the fixing jaw 285 at a predetermined position.

Subsequently, FIG. 5 shows that the hinge pin 250 is integrally formed on both sides of the engaging piece 220 in a configuration such that the earphone main body 120 and the microphone main body 240 are manually unfolded (vertically rotated) or folded. When the protruding microphone main body 240 is inserted into the through groove 130 of the earphone main body 120 through which the engaging piece 140 protrudes, the predetermined position (preferably by the engaging groove 215 to be press-fitted into the fixing jaw 285) Preferably, the locking groove 215 is formed at two positions so as to be fixed in the open state and the closed state of the microphone main body 240).

When the stoppers 310A and 310B are in contact with each other, the contact plates 320A and 320B installed on the bottom surfaces of the stoppers 310A and 310B are brought into contact with each other, so that the earphones 110 and the microphone 230 are in contact with each other. Power is automatically supplied to operate.

Meanwhile, FIGS. 6 to 8 are configurations in which the earphone main body 120 and the microphone main body 240 are unfolded (rotated horizontally) or folded by the one-touch finger.

The microphone main body 240 to be connected through the hinge pin 250 inserted into the earphone main body 120 has a folding spring 265 whose one end is supported by the hinge pin 250, respectively, of the through groove 130. The other end is formed on each of the fixing protrusions 150 formed on both sides so that the microphone body 240 rotates in any direction so as to store elasticity in one of the folding springs 265 (the other of the folding springs 265). ) Is free to rotate over the fixing protrusion 150) is rotated when the force for fixing the earphone body 120 and the microphone body 240 mutually removed.

As shown in FIG. 6A, in a state in which a recess (not shown) formed at the lower end of the microphone body 240 is in close contact with one side of the earphone 110 of the earphone body 120, the user pushes the microphone body 240 to remove the compressive force. When one side of the folding spring 265 is to be automatically rotated by the elasticity, the rotation is in close contact with the engaging groove 215 is formed in the earphone main body 120 is fixed jaw (285) formed on one side of the microphone main body 240 Until it rotates.

At this time, the contact plate 320A installed in the microphone main body 240 moves along the guide groove 400 to the one side of the guide groove 400 in a state where the earphone main body 120 and the microphone main body 240 are unfolded. The earphone 110 and the microphone 230 are electrically connected to ground to the contact plate 320B to be installed to operate.

9 is a configuration in which the earphone main body 120 and the microphone main body 240 are manually unfolded or folded (horizontal rotation).

After inserting a hinge pin 250 protruding to one side of the microphone main body 240 into the through groove 130 of the earphone main body 120, the earphone main body 120 and the microphone main body 240 are hung by fixing pins 295. To be fixed to each other, in this case, the contact plate 320A installed in the microphone body 240 is moved along the guide groove 400 formed in the earphone body 240, the earphone body 120 and the microphone body 240 When fully unfolded to be connected to the contact plate 320B is installed on one side of the guide groove 400 is to enable the operation of the earphone 110 and the microphone 230.

At this time. A plurality of locking grooves 215 formed at one side of the guide groove 400 prevents the fixing jaw 285 protruding from one side of the microphone main body 240 to be press-fitted to be rotated at a predetermined position. The microphone body 240 is formed at a position when the microphone body 240 is fully extended or folded with respect to the earphone body 120, respectively.

As described above, according to the foldable ear microphone device according to the present invention, the earphone unit and the microphone unit are integrally connected to each other so that they are installed to be folded, thereby minimizing their size, improving wearability and portability, and being easy to use by earphones being folded. Of course, there is no need for a separate storage space, and the sound transmission is improved by the earphone device which is precisely positioned in the ear and mouth, and it can be folded and operated by one touch, and the power is cut off and supplied. There is.

Claims (8)

The earphone 110 is installed on the earphone main body 120, the earphone portion 100 is projected on the bottom surface engaging piece 140, The microphone 230 is integrally installed on the microphone body 240 connected to the vertical rotation through the locking piece 140 and the connecting means 290, and the locking piece 220 is disposed to correspond to the locking piece 140. Microphone unit 200 is installed, When the earphone main body 120 and the microphone body 240 is unfolded, a folding ear-microphone, characterized in that it comprises a power connection portion 300 is provided with contact plates 320A, 320B on one side for mutual contact. According to claim 1, The connecting means 290, the engaging groove (140) in the hinge pin 250 is inserted into the through groove 130, 210 formed in the engaging piece 140 and the engaging stone piece (220) The fixing plate 260 having the 215 and the engaging projection 270 protruding toward the outer diameter side are integrally formed, and the earphone body 120 is interposed between the hinge coil 250 and the compression coil spring 275 and the folding spring 265. Clamshell ear-microphone, characterized in that the fixing jaw (285) is formed in close contact with the engaging groove (215) According to claim 1, The connecting means 290, the fixing jaw (285) is formed in the locking piece 140, the fixing jaw (285) when the hinge pin 250 protruding to the engaging stone piece 220 is inserted Fold-type ear-microphone, characterized in that the at least one engaging groove 215 is integrally formed in the engaging stone piece 220 The stopper 310B of claim 1, wherein the contact plates 320A and 320B protrude from one side of the microphone main body 240 so as to correspond to the sputter 310A protruding from one side of the earphone main body 120. Clamshell ear-microphone, characterized in that installed in Earphone 110 is protruding and installed in the earphone body 120, the earphone section 100 is formed with a through groove 130 on the bottom, A microphone unit 200 in which the microphone 230 is integrally installed in the microphone body 240 connected to the through groove 130 of the earphone unit 100 through a connecting unit 290 to rotate horizontally; When the earphone main body 120 and the microphone main body 240 is unfolded, a clamshell ear-microphone, characterized in that it comprises a power connection portion 300 is installed so that the contact plates 320A, 320B mutual contact. The method of claim 5, wherein the connection means 290, the fixing projections 150 having opposite inclined surfaces are formed on both sides of the through groove 130 of the earphone body 120 is integrated into the microphone body 240 When the protruding hinge pin 250 is fixed, a pair of folding ear-microphones, characterized in that a pair of folding springs 265, which are fastened to the fixing protrusions 150, are inserted, respectively. According to claim 5, The connecting means 290, When the hinge pin 250 protruding to one side of the microphone main body 240 is fixed to the through groove 130 of the earphone main body 120 of the microphone main body 240 Foldable ear-microphone, characterized in that at least one engaging groove 215 is integrally formed in the earphone body 120 so that the fixing jaw (285) protruding on one side The contact plate (320A) 320B, the contact plate 320A is installed on the microphone main body 240, the rotation of the contact plate (320A) on one side of the earphone main body 120 to be corresponding to this when installed Fold-type ear-microphone, characterized in that the guide groove 400 is formed to be positioned in the radius to install a contact plate 320B on one side thereof.