KR101394688B1 - Speaker device for television - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a speaker device for a television so that the sound of a speaker installed on a television can be directed toward the front of the television and can hear a clean and clean sound quality. Wow; And a position changing means provided between the speaker and the television so as to change the direction of the speaker. Conventionally, the rear cover of the TV serves as an enclosure of the speaker. So that the sound transmitted from the speaker can be transmitted smoothly and clearly when watching a movie, a news or the like, as well as a sound of a television, The present invention solves the problem that noise is generated by the sound of the television, and the speaker is separated from the main body of the television so as to be convexly formed by attaching the back cover of the currently produced LCD TV or LED TV Slim Since there is an effect that the total thickness of the television to be thinner.

Description

[0001] Speaker device for television [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a speaker device for a television, and more particularly, to a speaker device for a television set so that the sound of a speaker installed on the television can be directed toward the front of the television and sound clean and clear.

In general, currently produced LCD TVs and LED televisions have a very thin thickness and a bezel fixing the display (display) is also becoming very thin.

The reason for thinning the bezel as described above is to enhance the beauty of the entire television, and consumers prefer a large screen such as 42 inches or 52 inches.

Since the thickness of the bezel fixing the screen is very thin, the television speaker can not be arranged to face the front, but is installed on the back of the television.

Since the thickness of the bezel is small, it is necessary to form an enclosure in order to install the speaker on the back and to properly transmit the sound of the speaker. However, since the bezel fixing the screen is too thin to be installed There is a problem.

In addition, since the speaker is installed on the back side of the television, the sound is not transmitted to the front of the television when the television is viewed, but the sound is dispersed toward the side of the television, There is a problem that it is not heard properly.

As described above, since the sound can not be transmitted to the front surface of the television, the viewer who watches the television continuously increases the sound, thereby causing the surrounding noise to be noisy due to the sound of the television.

In the case of a residential area such as an apartment, there is a dispute with neighboring residents due to the noise caused by the television, and there is a problem in that the student may have difficulty in studying if the student is present.

The present invention provides a speaker device for a television which allows the sound to be transmitted to the front of the currently produced LCD television or the speaker installed on the rear side of the LED television, that is, according to the size of the sound set by the viewer who watches the television It has its purpose.

It is another object of the present invention to provide a speaker device for a television which can prevent the sound of a television from being transmitted to a viewer, thereby preventing noise from being emitted by the sound of the television.

Further, the present invention provides a speaker device for a television which does not hurt the taste of the television itself when the user does not watch the television, while allowing the speaker to be pulled out only when he / she is inside the back of the television or inside the back cover of the television .

Conventionally, the rear cover of a television has functioned as an enclosure of a speaker, so that an enclosure is formed in the speaker itself, so that when the sound transmitted from the speaker is viewed in mono, stereo, or music broadcast, And to provide a speaker device for a television which is delivered cleanly and neatly when watching news and the like.

It is also an object of the present invention to provide a speaker device for a television which can prevent sound from being transmitted due to the sound being not properly transmitted as in the prior art, thereby preventing the hearing loss from being caused by the sound of the television.

In addition, the present invention can reduce the thickness of the overall thickness of the television since the speaker can be slimly formed by attaching the rear cover of the LCD TV or LED TV produced by separating the speaker from the television main body. An object of the present invention is to provide a speaker device for a television.

In addition, according to the present invention, the position varying means for varying the position of the loudspeaker changes the configuration of the position varying means according to the environment of the place where the television is installed, And to provide a speaker device for a television.

According to an aspect of the present invention, there is provided a speaker device for a television, comprising: a speaker for receiving an electrical signal of a television and switching the sound to transmit sound; And a position varying means provided between the speaker and the television so as to vary the direction of the speaker.

Further, the present invention is characterized in that the speaker comprises a speaker housing; A speaker unit installed inside the speaker housing; A guide protrusion installed on one side of the speaker housing; And a guide groove formed on the television cover so as to guide the speaker when the speaker is moved by the position varying means, the speaker being coupled to the guide protrusion of the speaker housing.

Further, the position of the speaker is varied by the position varying means so that the speaker can be moved downward or leftward or rightward of the television.

Further, the position varying means may include: a latch installed on the back cover of the television; A latch engaging protrusion provided on the speaker so that the latch can be locked or released by one-touch; An engaging groove formed in the rear cover of the television; A spring coupling protrusion formed on the rear cover of the television so that the speaker can be moved downward or side of the television; A locking protrusion provided on the one surface of the speaker with a locking hole; And a torsion spring fixed to the spring coupling protrusion formed on the rear cover of the television so that the speaker can be moved downward or sideways of the television, and one side of the torsion spring being coupled to the locking groove and the other side of the torsion spring being coupled to the locking hole of the locking pawl And a speaker for a television set.

Further, the position varying means may include a motor; A speed reducer coupled to an output shaft of the motor; A pinion gear that rotates by the rotational force of the speed reducer; And a rack gear which moves with the pinion gear to move the speaker.

Further, the position varying means may include: a latch installed on the back cover of the television; A latch engaging protrusion provided on the speaker so that the latch can be locked or released by one-touch; A shock-up shower installed at a predetermined position on the rear cover of the television; And a plurality of coupling protrusions provided at one side of the shock absorber and at a predetermined upper position of the speaker with a locking hole.

Further, the position varying means may include a motor for forward rotation or reverse rotation; A speed reducer installed on an output shaft of the motor; An axial pulley installed at one side of the speed reducer and rotated by a rotational force; A pulley fixed to a top of the speaker by a pulley bracket; And a wire coupled to the shaft pulley and the pulley to vary the position of the speaker in accordance with driving of the motor.

The speaker may further comprise a guide means formed of a guide groove formed on a rear cover of the television and a guide protrusion formed on one side of the speaker.

Further, in the speaker device for a television, a speaker is provided on the backside of the television or inside the cover of the television, and the position changing means is constituted so that the position of the speaker can be changed in the downward direction, leftward direction and rightward direction of the television, And guide means for stably changing the position of the speaker when the position of the speaker is varied by the position varying means.

The present invention has the effect that the sound of a speaker installed on the backside of an LCD television or an LED television currently produced is transmitted to the front, that is, the sound is transmitted according to the size of sound set by a viewer who watches the television.

Further, there is an effect of solving the problem that the sound of the television is properly transmitted to the viewer so that the sound of the television is prevented from becoming large and the noise is issued by the sound of the television.

In addition, the present invention has an effect that when the television is not watched, the speaker is pulled out only when the television is viewed on the back of the television or the back cover of the television, and the television is not viewed.

Conventionally, the rear cover of a television has functioned as an enclosure of a speaker, so that an enclosure is formed in the speaker itself, so that when the sound transmitted from the speaker is viewed in mono, stereo, or music broadcast, , News, and so on.

In addition, as in the conventional art, sound is not transmitted properly and there is an effect of preventing the hearing loss from being issued by the sound of the television.

In addition, since the speaker is separated from the main body of the television set by the present invention, the overall thickness of the television set can be made thinner by making the constitution convexly protruded by attaching the back cover of the LCD television and the LED television produced at present .

Further, according to the present invention, the configuration of the position varying means is changed according to the environment of the place where the television is installed by the position varying means for varying the position of the speaker, and the television is installed in accordance with the environment, .

1 is a configuration diagram showing a speaker device for a television according to the present invention.
2 is a configuration diagram showing Embodiment 1 of a speaker device for a television according to the present invention.
FIG. 3A is an enlarged view of the main part of FIG. 2. FIG.
FIG. 3B is a block diagram showing another embodiment of FIG. 3A.
4A is a configuration diagram showing a second embodiment of a speaker apparatus for a television according to the present invention.
FIG. 4B is a configuration diagram showing another embodiment of FIG. 4A.
FIG. 4C is a view showing a state in which the configuration of FIG. 4A is drawn into the inside of the rear cover of the television. FIG.
FIG. 4D is a view showing a state in which the configuration of FIG. 4B is drawn into the inside of the rear cover of the television. FIG.
5A is a configuration diagram showing a third embodiment of a speaker apparatus for a television according to the present invention.
Fig. 5B is a configuration diagram showing another embodiment of Fig. 5A.
Fig. 5C is a configuration diagram showing a state in which the configuration of Fig. 5A is drawn into the inside of the rear cover of the television. Fig.
FIG. 5D is a view showing a state in which the configuration of FIG. 5B is drawn into the inside of the rear cover of the television. FIG.
6A is a configuration diagram showing a fourth embodiment of a speaker apparatus for a television according to the present invention.
FIG. 6B is a block diagram showing another embodiment of FIG. 6A. FIG.
Fig. 6C is a configuration diagram showing a state in which the configuration of Fig. 6A is drawn into the inside of the rear cover of the television. Fig.
FIG. 6D is a view showing a state in which the configuration of FIG. 6B is drawn into the inside of the rear cover of the television. FIG.
7 is a configuration diagram showing a fifth embodiment of a speaker apparatus for a television according to the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a speaker device for a television according to the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 is a configuration diagram showing a speaker device for a television according to the present invention. Fig. 2 is a diagram showing a first embodiment of a speaker device for a television according to the present invention. Fig. to be.

As shown in Figs. 1 to 3A, a speaker apparatus for a television according to the present invention is roughly composed of a television 100, a speaker 200, and a position varying means 300. Fig.

The television 100 is an LCD television, an LED television, and the like, and the configuration of the television differs from that of the present invention, and a description thereof will be omitted.

The speaker 200 has a thin thickness and an enclosure is formed therein. The front surface of the speaker housing 210 is provided with high-frequency, mid-frequency and low-frequency sounds. And a speaker unit (not shown) for sending out is provided.

The position variable means 300 has a coupling groove 312 formed in the speaker housing 210 and the back cover (not shown) of the TV 100, and the coupling groove 312 is formed in a position The variable member 310 is engaged and the position of the speaker is varied by the position changeable member 310. [

As shown in the figure, the coupling grooves 312 are formed in the back surface of the speaker housing 210 and the back cover of the television 100 to have a predetermined size. Inside the coupling grooves 312, And the engaging projection 313 is engaged with the engaging hole 311 formed in the position changing member 310. [

The coupling protrusion 313 is formed of a rod or a pin so as to be detachable from the speaker housing 210 or the back cover of the television 100.

The coupling protrusions 313 formed on the speaker housing 210 or the back cover of the television 100 have the same shape, shape and size.

The coupling protrusion 313 is not limited to a bar or a pin, and any structure may be used as long as the speaker housing 210 is rotatable. Anyone skilled in the art can easily deform the speaker housing 210 And will fall under the category category of the invention.

Preferably, the position variable member 310 uses a polypropylene-based material to reduce the weight as much as possible. A metal material other than polypropylene may be used depending on the weight of the speaker 200.

Fig. 3B is a configuration diagram showing another embodiment of Fig. 3A. In Fig. 3A, the television 100, the speaker 200, and the position varying means 300 are constituted as shown in Fig. As shown in Fig.

3A, the speaker 200 is installed on the right side and the left side of the television 100, respectively. In FIG. 3B, the speaker 200 is provided only downwardly of the television 100.

The configuration of FIG. 3B is the same as that of FIG. 3A, and a description thereof will be omitted.

In the present invention configured as described above, the user holds the speaker housing 210 in a state in which the back surface of the speaker housing 210 is in contact with the surface of the back cover of the television 100 to watch the television, The position changeable member 310 rotates in a state in which the engaging protrusion 313 formed in the engaging groove 312 rotates while the position changeable member 310 coupled to the engaging groove 312 formed in the back cover of the television 100 is rotated, ).

At this time, the user first rotates around any one of the engaging projections 313 formed on the engaging grooves 312 of the speaker housing 210 or the engaging grooves 313 formed on the back cover of the television 100.

For example, about the coupling protrusion 313 formed in the coupling groove 312 of the speaker housing 210 and then rotated around the coupling protrusion 313 formed in the coupling groove 312 of the TV 100 A secondary rotation occurs and the speaker 200 is fully opened.

Through the above-described process, the sound is emitted to the front surface of the television 100 through the speaker 200 spreading to the side of the television 100, so that the sound can be heard with a smaller sound than when the sound is transmitted to the back surface of the television 100 have.

As described above, since the speaker 200 can be extended to the side of the television 100 or selectively kept tilted on the back side of the television 100 as required, it is possible to maintain the sophistication of the television 100 itself, There is a smooth advantage.

In addition, since the speaker 200 is separately used in the television 100, the thickness of the speaker 100 is reduced compared to a state in which the speaker 100 and the speaker 200 are integrally joined to each other, .

In addition, since the direction of sound emission of the speaker 200 can be freely selected within a range of 180 degrees, the direction of the speaker 200 can be set according to the place where the viewer is located, so that it is possible to listen to the sound in the optimum state.

4A is a configuration diagram showing a second embodiment of a speaker apparatus for a television according to the present invention, Fig. 4B is a configuration diagram showing another embodiment of Fig. 4A, Fig. 4C is a diagram showing the configuration of Fig. And FIG. 4D is a configuration diagram showing a state in which the configuration of FIG. 4B is drawn into the inside of the rear cover of the television.

As shown in FIG. 4A, the present invention largely comprises a conventional television 100, a speaker 200, and a position varying means 300.

The television 100 is an LCD television, an LED television, and the like. Since the configuration of the television 100 is different from that of the present invention, a description thereof will be omitted.

The speaker 200 has a predetermined shape as shown in the figure and has a speaker housing 210 functioning as an enclosure. A speaker unit (not shown) is installed on the front face of the speaker housing 210 do.

A plurality of speaker units (not shown) are provided to transmit high, middle, and low sounds, and the speaker units are arranged such that sound and sound do not interfere with each other when sound is transmitted.

A latch 310 is provided at a predetermined position of the back cover of the television 100 and a latch engaging protrusion 311 is formed at the upper end of the speaker housing 210 so that the latch 310 can be locked or released in a one- do.

A locking protrusion 312 having a locking hole 312a is formed on both sides of the upper portion of the speaker housing 210 and a plurality of locking grooves 313 are formed in the back cover of the television 100. [

A torsion spring 314 is coupled to the locking protrusion 312 and the locking groove 313 so that the speaker housing 210 can be moved in a downward direction of the television 100.

A spring coupling protrusion 315 is formed on the back cover of the television 100 so that the tension of the torsion spring 314 can be transmitted to the spring housing 210. The torsion spring 314 is inserted into the spring coupling protrusion 315).

A guide projection 316 is formed at the upper end of the front surface of the speaker housing 210 so that the speaker housing 210 can be moved in a predetermined direction when the speaker housing 210 is moved downwardly of the television 100 by the tension of the torsion spring 314 And a guide groove 317 is formed on both sides of the rear cover of the television 100 so that the guide protrusion 316 can be moved with the speaker housing 210. [

In addition, a cover (not shown) is installed to prevent the components from being exposed to the outside in a state where the above-described components are installed on the back surface of the television 100 to deteriorate the appearance of the appearance, and the cover covers the entirety of the television 100 But only the part where the components are located is obscured.

4B is the same as the configuration and operation shown in FIG. 4A, and a description thereof will be omitted.

In order to allow the user to view the television 100, the speaker housing 210 is slightly moved upward in the upward direction when the lower end of the speaker housing 210 installed on the rear side of the television 100 is pushed upward. The lock state is released from the latch 310 to which the latch engagement protrusion 311 is coupled.

When the latching protrusion 311 is released from the latch 310, the speaker housing 310 is moved downward by the tension of the torsion spring 314.

At this time, the tension of the torsion spring 314 is generated. Since one side of the torsion spring 314 is fixed to the latching groove 313 formed on the back cover of the television 100, tension is not generated on the back cover of the television, The tension of the torsion spring 314 is transmitted to the locking protrusion 312 formed on the speaker housing 310 and the speaker 200 is moved downward as described above.

Since the torsion spring 314 is coupled to the locking protrusions 312 formed on both sides of the upper end of the speaker housing 210, the torsion spring 314 is uniformly tensioned to smoothly move the speaker housing 210, The guide protrusion 316 is coupled to the speaker housing 317 so that the positional movement of the speaker housing 210 is always balanced.
4 (c) and 4 (d) can be installed inside the rear cover of the television.

Fig. 5 is a configuration diagram showing a third embodiment of a speaker apparatus for a television according to the present invention, and Fig. 5B is a configuration diagram showing another embodiment of Fig. 5A.

As shown in FIGS. 5A and 5B, the present invention mainly comprises a television 100, a speaker 200, and a position varying means 300.

Since the configurations of the television 100 and the speaker 200 are the same as those described with reference to FIGS. 1 to 4B, a description of the configuration of the television 100 and the speaker 200 will be omitted, but only the configuration of the position variable means 300 will be described.

The position variable means 300 includes a motor 320 and a speed reducer 321. The motor 320 controls the CPU (not shown) installed in a main board (not shown) of the television 100 And the speed reducer 321 is connected to a rotation shaft (not shown) of the motor 320 to output a predetermined number of revolutions.

A pinion gear 322 is connected to an output shaft (not shown) of the speed reducer 321 and a rack gear 323 is coupled to the pinion gear 322.

The rack gear 323 is coupled to the upper end of the speaker housing 210.

5B, the rear cover of the television 100 is provided with a guide (not shown) so as to smoothly move the speaker 200 when the speaker 200 is moved to the side of the television 100, A guide protrusion 316 is coupled to the guide groove 316 and the guide protrusion 316 is formed on the speaker housing 210.

Since the other components are the same except for the configuration of the guide protrusion 316 and the guide groove 317, a description of the configuration is omitted.

In the present invention configured as described above, when the viewer turns on the power to view the television 100, when power is applied to the main board of the television 100 and the CPU is driven, the CPU supplies power to the motor 320 .

A rotational force is transmitted to the speed reducer 321 by driving the motor 320 to which the power is applied and the speed reducer 321 decelerates the input rotational speed and outputs the rotational speed at a constant rotational speed to rotate the pinion gear 322.

The pinion gear 322 moves the rack gear 323 in the downward direction, the leftward direction, and the rightward direction while rotating at a constant rotation speed.

The speaker housing 210 is exposed to the lower side or the side surface of the television 100 while being moved downward or leftward or rightward by the rack gear 323.

The guide protrusion 316 of the speaker housing 210 is guided along the guide groove 317 formed in the rear cover of the television 100 when the speaker of FIG. 5B is moved to the side of the television 100, Can be easily moved to the side surface of the television 100.

A cover (not shown) is configured to prevent the motor 320, the speed reducer 321, the pinion gear 322 and the rack gear 323 of the position variable means 300 from being exposed to the outside, The cover may or may not be installed depending on the manufacturer.
In addition, the cover may be formed in a box shape in which only one side is opened.
5C and 5D, the speaker 200 and the position varying means 300 can be installed inside the rear cover of the television 100, which can be installed differently according to the circumstances of the manufacturer. have.

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By separating the speaker from the television 100 having the above-described configuration, the convexly-formed structure can be made thin by attaching the back cover of the LCD TV or LED TV currently produced, .

When the user does not watch the television 100, he or she is drawn to the back of the television 100 or the inside of the back cover of the television 100 so that the speaker 200 is pulled out only when the user watches the television 100, There is an advantage that the beauty of the television 100 itself is not hurt.

There is an advantage that the sound of the television 100 is properly transmitted to the viewer so that the sound of the television 100 is prevented from being increased and the problem of noise being emitted by the sound of the television 100 is solved.

Fig. 6A is a configuration diagram showing a fourth embodiment of a speaker apparatus for a television according to the present invention, and Fig. 6B is a configuration diagram showing another embodiment of Fig. 6A.

As shown in FIG. 6A, the present invention comprises a television 100, a speaker 200, and a position varying means 300.

The position changing means 300 includes a latch 330 installed at a predetermined position on the rear cover of the television 100. A latch engaging protrusion 331 which is locked or released by one- ).

A shock absorber 332 is provided to vary the position of the speaker 200 at a predetermined position of the back cover of the television 100 and a hook 334 is provided at one side of the shock absorber 332, Are formed on both sides of the top of the speaker 200.

The speaker 200 includes a speaker housing 210 formed in a predetermined shape and a plurality of speaker units (not shown) are installed on the front surface of the speaker housing 210 to transmit high-pitched sound, mid- do.

In order to prevent the structure of the position variable means 300, that is, the motor 330, the speed reducer 331, the pinion gear 332 and the rack gear 333, from being installed on the back surface of the television 100, A cover (not shown) can be selectively installed.

Further, as shown in FIG. 6B, the structure of the television speaker and the position varying means is the same, and therefore, a description thereof will be omitted.

A guide groove 317 is formed in the rear cover of the television 100 so that the speaker 200 can be stably moved when the speaker 200 is moved by the position changing means 300 to the side of the television 100, A guide projection 316 is formed on one side of the housing 317.

The present invention configured as described above adjusts the position of the speaker 200 before the viewer turns on the power to turn on the television 100. The viewer pushes the lower end of the speaker 200 upward or to the side, The latching protrusion 331 slightly moves to release the locked state.

When the locked state is released, the shock absorber 332 installed on the back cover of the television 100 operates to push the speaker 200 downward or sideways.

By the operation of the shock absorber 332, the speaker 200 changes its position so that the viewer can listen to the sound of the television 100 smoothly.

When the user does not watch the television 100, the speaker 200 enters the back of the television 100 or the inside of the back cover of the television 100.
6C and 6D, the speaker 200 and the position changing means 300 can be installed in a state in which the speaker 200 and the position changing means 300 are drawn into the inside of the rear cover of the television.

In addition, since the speaker 200 is taken out only when the user views the television 100, the beauty of the television 100 itself is not hurt.

There is an advantage that sound can not be properly transmitted as in the conventional art, and the occurrence of hearing loss due to the sound of the television 100 can be prevented.

The present invention can also be applied to an environment of a place where a position is changed since the position changing means 300 is configured differently depending on the environment of the place where the television 100 is installed by the position changing means 300 for changing the position of the speaker 200 There is an advantage that the restriction of the installation space can be reduced.

7 is a configuration diagram showing a fifth embodiment of a speaker apparatus for a television according to the present invention.

As shown in Fig. 7, the present invention comprises a television, a speaker, and a position varying means.

The television 100 is composed of an ordinary LCD television, an LED television, etc., and a description of a typical television configuration is omitted.

The speaker 200 has a speaker housing 210 in a predetermined shape and a speaker unit (not shown) for transmitting a high, middle, and low sound to the front of the speaker housing 210. The position is changed by the position changing means 300 in the downward direction of the television 100 from one side of the cover.

The position varying means 300 includes a motor 340 connected to the main board of the television 100 and driven by a control signal of the CPU and controls the rotation speed of the motor 340 by a constant rotation A speed reducer 341 for reducing the speed of water is connected to an output shaft (not shown) of the motor 340 and an axial pulley 342 is installed on an output shaft (not shown) of the speed reducer 341.

A pulley bracket 344 provided with a pulley 343 is provided at a predetermined position on both sides of the upper end of the speaker 200. A shaft pulley 342 and a pulley 343 provided at one side of the speed reducer 341 are connected to the speaker A wire 345 is provided so as to be able to vary the position of the wire.

A guide protrusion 346 is formed at a predetermined position on the front surface of the speaker housing 210 and a guide groove 347 is formed on both sides of the rear cover of the TV so that the guide protrusion 346 can be coupled and guided.

When the viewer turns on the television to watch the television, the television 100 is turned on and a control signal is applied from the CPU of the main board to the motor 340 of the position changing means 300 ).

The motor 340 to which the power is applied is driven and the rotational force is transmitted to the speed reducer 341 coupled to the output shaft by the motor 340 to reduce the rotational force of the motor 340 to a predetermined rotational force .

The rotating force of the speed reducer 341 is transmitted to the axial pulley 342 provided at one side thereof and the wire 345 wound on the axial pulley 342 is disengaged to connect the pulley bracket 344 to the speaker housing 210, Thereby rotating the pulley 343.

The pulley 343 rotates and the wire 345 is loosened so that the speaker housing 210 moves downward of the television 100. [

A guide protrusion 346 provided at one side of the speaker housing 210 moves along the guide groove 347 formed in the back cover of the TV 100 so that the movement of the speaker housing 210 can be smoothly performed.

Then, the viewer finishes watching the television 100, turns off the power, and applies a control signal to the CPU of the main board of the television 100 to drive the motor 340 by the signal.

The motor 340 receives the control signal and reversely drives the speaker housing 210 in a reverse direction to move the speaker housing 210 downward by the wire 345 in the initial state Return.

As described above, when the viewer turns on or off the television 100 to turn on or off the television 100, the motor 340 rotates forward or backward to turn the speaker 200 on the television So as to be in the downward direction or the original position thereof.

As described above, the sound of the television 100 can be prevented from being increased, and the noise of the television 100 can be reduced by transmitting the sound of the television 100 to the viewer.

The present invention can be applied to a case where a speaker 200 is pulled out only when a user is not watching the television 100 and is drawn into the back of the television 100 or the inside of the back cover of the television 100, There is an advantage that the beauty of the television 100 itself is not hurt.

Conventionally, an enclosure is formed in the speaker 200 itself when the back cover of the TV serves as an enclosure of the speaker, so that when the sound transmitted from the speaker 200 is viewed in mono, stereo, or music broadcast , When watching movies, watching news, and so on.

In addition, by separating the speaker from the main body of the television 100, it is possible to make the constitution convexly formed by attaching the back cover of the LCD TV and the LED TV produced at present, so that the entire thickness of the television 100 can be made thinner .

According to the present invention, the position varying means (300) for varying the position of the speaker (200) differently arranges the position varying means (300) according to the environment of the place where the television is installed, Therefore, there is an advantage that the restriction of installation space can be reduced.

In addition, since the television 100 and the speaker 200 are separated from each other, there is an advantage that the aesthetics of the television 100 can be variously configured.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

100: television 200: speaker
210: speaker housing 300: position varying means
310: latch 311: latch engaging projection
312: a locking protrusion 312a: a locking hole
313: Retaining groove 314: Torsion spring
315: spring coupling projection 316: guide projection
317: guide groove 320: motor
321: Reduction gear 322: Pinion gear
323: Rack gear 330: Latch
331: latch coupling projection 332: shock absorber
333: engaging projection 334: engaging projection
340: motor 341: speed reducer
342: Axial pulley 343: Pulley
344: pulley bracket 345: wire
346: guide projection 347: guide groove

Claims (8)

In a speaker device for a television,
The television set is installed between a television and a rear cover of a television so as to receive an electrical signal of the television and convert the sound into sound and transmit the sound. When the television is turned on, the television is exposed to one side of the television. A speaker that enters between the rear cover;
And a position varying means coupled to one side of the speaker to adjust the direction of the speaker so as to be installed on the rear side of the television. The method according to claim 1,
The speaker includes a speaker housing;
And a speaker unit provided inside the speaker housing. The method according to claim 1,
Wherein the position changing means comprises: a latch installed on the rear cover of the television;
A latch engaging protrusion provided on the speaker so that the latch can be locked or released by one-touch;
An engaging groove formed in the rear cover of the television;
A spring coupling protrusion formed on the rear cover of the television so that the speaker can be moved downward or side of the television;
A locking protrusion provided on the one surface of the speaker with a locking hole;
And a torsion spring fixed to the spring coupling protrusion formed on the rear cover of the television so that the speaker can be moved downward or sideways of the television, and one side of the torsion spring being coupled to the locking groove and the other side of the torsion spring being coupled to the locking hole of the locking pawl And a speaker for the television. The method according to claim 1,
Said position varying means comprising: a motor;
A speed reducer coupled to an output shaft of the motor;
A pinion gear that rotates by the rotational force of the speed reducer;
And a rack gear which is meshed with the pinion gear to move the speaker. The method according to claim 1,
Wherein the position changing means comprises: a latch installed on the rear cover of the television;
A latch engaging protrusion provided on the speaker so that the latch can be locked or released by one-touch;
A shock absorber installed at a predetermined position on the television rear cover;
And a plurality of coupling protrusions provided at one side of the shock absorber and at a predetermined position on the upper end of the speaker and having a locking hole. The method according to claim 1,
The position varying means includes a motor for forward rotation or reverse rotation;
A speed reducer installed on an output shaft of the motor;
An axial pulley installed at one side of the speed reducer and rotated by a rotational force;
A pulley fixed to a top of the speaker by a pulley bracket;
And a wire coupled to the shaft pulley and the pulley to vary a position of the speaker in accordance with driving of the motor. 7. The method according to any one of claims 1 to 6,
Wherein the speaker further comprises a guide means formed of a guide groove formed on a rear surface cover of the television and a guide protrusion formed on a side surface of the speaker. In a speaker device for a television,
When a television is powered on or off so as to receive an electrical signal from the television and switch to sound, the speaker is exposed to the downward direction of the television or between the television and the back cover of the television, And the speaker is provided with a position changing means for changing the position of the speaker in the downward direction, the leftward direction and the rightward direction of the television, and when the position of the speaker is varied by the position varying means, And a guide means for varying the position of the speaker.

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