KR970008372B1 - Tv receiver - Google Patents

Abstract

A TV set which can regulate the directions of the screen and the speaker of the TV set by a remote control. The TV set comprises a swivel device(40) which rotates the direction of the screen of the TV set(1) to the left and right; a tilt device which rotates the direction of the screen of the TV set(1) upward and downward; a speaker rotating device for rotating the direction of a speaker(71).

Description

TV receiver

1 is a perspective view showing a TV receiver according to the present invention.

2 is an exploded perspective view showing a swivel device for a TV receiver according to the present invention.

3 is a cross-sectional view of the swivel device according to the invention.

4 is a plan view of a swivel device according to the invention;

5 is an operating state diagram showing a locking device of the swivel device according to the present invention.

6 is a cross-sectional view of the locking device in FIG.

7 is a cross-sectional side view of the locking device in FIG.

8 is a side view of a TV receiver showing an operating state of the tilt device according to the present invention.

9 is a cross-sectional view of the tilt device according to the present invention.

10 is a plan view of a tilt device according to the present invention.

11 is a bottom view of the tilt device according to the present invention.

12 is a plan view of a TV receiver showing an operating state of the speaker rotating apparatus according to the present invention.

13 is an exploded perspective view of a speaker rotating apparatus according to the present invention.

14 is a plan view showing a lower-drive section of the speaker rotating apparatus according to the present invention.

Figure 15 is a plan view showing the top-drive section of the speaker rotating apparatus according to the present invention.

* Explanation of symbols for main parts of the drawings

1: TV receiver, 3: remote control,

10: rotating plate, 13: large diameter gear,

15: roller stand, 16: roller,

20: pedestal, 25: reduction motor,

26: small diameter gear, 30: locking device,

31: rocker, 34, 35: the first and second rotation,

36: lever, 37: rod,

40: swivel device, 41 to 44: support base,

46: bracket, 47: motor,

55: screw shaft, 60: auxiliary support,

61: fixing nut, 64,65: inner and outer cylinder,

70: tilt device, 71: speaker,

71a, 71b: hinge shaft, 71c: slide groove,

72,73: upper and lower brackets, 74: motor,

81: sector gear, 90: speaker rotating device.

The present invention relates to a TV receiver, and more particularly to a TV receiver that can be rotated at any angle by remotely controlling the screen and speaker direction of the TV receiver with a remote control.

Recently, TV receivers are being developed as high-performance products with special functions added in existing simple models according to the trend of larger and more functionalized devices. In particular, consumers want to be able to watch TV in a more comfortable state and to listen to more realistic sounds.

Therefore, functions for meeting the needs of consumers are being developed, and moving TV receivers described in Korean Patent Application No. 88-16345 and Domestic Patent Application No. 89-64 have already been developed by the present applicant. Invented and known.

The moving TV receiver described in Korean Patent Application No. 88-16345 is divided into a head part having a built-in CRT and a driving seat part having a driving device in an inner space chamber, and the head part is rotatably installed on the driving seat part. have. In addition, a driving wheel which is connected to a driving device inside the space compartment and a caster that rotates itself are installed on a lower surface of the driving seat. Therefore, by operating the drive inside the drive seat by remote control of the remote control can move the entire head portion and the drive seat before, after or left and right, and only by remotely controlling the head of the top of the drive seat Left and right rotation or left and right inclination angle was adjustable. However, this moving TV receiver is to move the entire TV receiver, and because the drive device that can rotate only the head at a predetermined angle is complicated by many parts, the price of the TV receiver is increased, the failure rate is high There is this. In addition, there is a problem that the TV receiver is enlarged due to the driving seat unit and the head unit in which the CRT is installed, thereby limiting the installation space.

The moving TV receiver described in Korean Patent Application No. 89-64 is composed of a head unit with a built-in CRT, a driving unit installed therein, a flow unit operating up and down, and a driving seat unit serving as a support. By remote control of the remote control, the driving unit in the moving part and the driving seat can be operated to rotate the head part and the moving part left and right or to tilt the head part forward and backward, and to adjust the head part up and down. . However, the moving TV receiver also has a disadvantage in that the price of the product increases and the incidence of defects increases because the apparatus for moving the head portion in various directions is complicated, and the TV receiver is enlarged in the installation space. There was a problem of being constrained.

The present invention has been made to solve the above problems, an object of the present invention is to enable the user to rotate the screen and the speaker of the TV receiver at any angle by remote control of the remote control in the optimal screen orientation and sound even in a more comfortable posture It is to provide a TV receiver which can watch.

In addition, another object of the present invention is to reduce the price increase of the product to the maximum by making the screen and the speaker rotating device of the TV receiver in a simple configuration by a few components, the size of the TV receiver is also different from the conventional TV receiver It is to provide a TV receiver that does not limit the TV installation space by eliminating.

A feature of the present invention for achieving the above object is, in the TV receiver, a rotating plate which is fixed to the bottom surface of the TV receiver and has a concentric support portion, a guide groove, a large diameter gear, a slide portion, and a support portion of the rotating plate. A pedestal having an assembling unit formed so as to be freely assembled in mutual rotation, a protrusion formed on an upper surface to be guided to the guide groove of the rotating plate, and a reduction motor in which a small diameter gear meshed with a large diameter gear of the rotating plate is fixed; A plurality of rollers installed in contact with the slide portion of the rotating plate to help the rotation of the rotating plate and fixed on the base, and a locker installed on the base to press the large diameter gears on both sides of the rotating plate to prevent rotation of the rotating plate; A lever is partially exposed to the outside of one side of the pedestal to indirectly operate the locker; A swivel device connected between the locker and the lever, the locking device having a rod that receives the rotational motion of the lever in a linear motion and has a rod that transmits the rotational motion to the rocker; The support base is provided with four support bases on the bottom of the TV receiver, and the support base is operated up and down by a motor so that the front support base moves up and down using the rear support base as a support point. A tilting device provided inside to rotate the screen direction of the TV receiver up and down; Speakers installed on both side walls of the TV receiver, predetermined portions of the upper and lower surfaces of the speaker are rotatably fixed to the hinge axis, and upper and lower brackets for installing the speaker on the side wall of the TV receiver, and the lower bracket. It is installed on the bottom of the motor driven by the remote control, the gear and the gears of the motor connected to the belt and pulley to reduce the rotation of the motor, and fixed to the lower side of the speaker is engaged with the final gear of the gear A speaker rotating device including a sector gear and a projection formed on an upper surface of the speaker to protrude on a lower surface of the upper bracket, and having an arc-shaped slide groove for guiding rotation of the speaker from above; It is to be included in the TV receiver.

Hereinafter, an embodiment of a TV receiver according to the present invention will be described with reference to the accompanying drawings.

1 to 7 show a swivel device of a TV receiver according to the present invention. As shown in FIGS. 1 to 3, the swivel device 40 has a circular rotating plate 10 on the bottom of the TV receiver 1. The fixing screw 2 is fixed, and the base 20 supports the TV receiver 1, and at the same time, the rotating plate 10 and the rotation are freely assembled. The rotating plate 10 has a concentric annular support portion 11, an annular guide groove 12, a large diameter gear 13, and a slide portion 14 are sequentially formed from the center thereof. The groove 12 is formed so that both ends thereof are not connected. The pedestal 20 freely assembled with the rotating plate 10 is formed in the same shape as that of the lower part of the TV receiver 1, and four support supports 41 for supporting the TV receiver 1 in the lower part thereof. ) To (44) are provided. In the center of the upper surface of the pedestal 20, an assembling portion 22, which is assembled to the outside of the supporting portion 11 of the rotating plate 10, protrudes, and the supporting portion 11 and the assembling portion 22 are fixed with screws. A separate coupling is possible by (4), and a protrusion 23 is inserted into the guide groove 12 and is guided on a circumference corresponding to the guide groove 12 of the rotating plate 10. In addition, the upper surface of the pedestal 20 is formed with an annular groove 24 is fixed to the annular roller pedestal 15, the plurality of rollers 16 are rotated at a constant angle to the annular roller pedestal 15 The freely arranged is arranged, the upper side of the roller 16 is in contact with the slide portion 14 of the rotary plate 10 to facilitate the rotation of the rotary plate 10. On the bottom of the pedestal 20, a reduction motor 25 which is operated by remote control of the remote controller 3 is fixed, and a small diameter gear 26 is fixed to the motor shaft 25a of the reduction motor 25. The small diameter gear 26 is located on the upper surface of the pedestal 20 and is engaged with the large diameter gear 13 of the rotating plate 10. On the other hand, the locking device 30 as shown in FIGS. 2 to 7 is provided on one side of the swivel device as described above. The locking device 30 indirectly locks the locker 31 and the locker 31 to intentionally prevent rotation of the rotating plate 10 by selectively pressing the large diameter gear 13 of the rotating plate 10. A lever 36 for actuation and a rod 37 connected between the locker 31 and the lever 36 to transmit the operation of the lever 36 to the locker 31. The locker 31 is rotatably fixed to the shaft 32 on the pedestal 20 corresponding to the large-diameter gear 13 of the rotary plate 10, the first and second on the edge on the circular plate 33 The rotating parts 34 and 35 are protruded so as to substantially face each other. The large diameter gear 13 of the rotating plate 10 is positioned between the first and second rotating parts 34 and 35, and the first and second rotating parts so that the large diameter gear 13 can rotate freely. The linear spacings of (34) and (35) are sufficiently maintained. The first rotating part 34 of the rocker 31 is provided with a gear part 34a on a surface facing the large diameter gear 13, and the gear part 34a has a large diameter when the rocker 31 is rotated. Meshes with the gear 13. In addition, the second rotating part 35 of the locker 31 has the same circular arc surface as the inner surface of the large diameter gear 13 so as to press the inner surface 13a of the large diameter gear 13 when the locker 31 rotates. It has the pressing surface 35a which has. The lever 36 which indirectly operates the locker 31 has a disc 36a rotatably fixed to the bottom of the pedestal 20, and protrudes from one side of the disc 36a to one side of the pedestal 20. It has an exposed handle 36b. Between the locker 31 and the lever 36 is connected to the rod 37 for transmitting the operation of the lever 36 to the locker 31, one end of the rod 37 is the disc ( Rotatingly connected as a pin 38 at a predetermined position on the 36a, the rotational movement of the lever 36 is converted into a linear movement of the rod 37, and a rack 37a is provided below the rod 37. The rack 37a is engaged with the pinion 39 fixed to the locker 31 and the same shaft 32 to convert the linear motion of the rod 37 into the rotational motion of the rocker 31. In addition, one side of the rod 37 is supported by the guide portion 18 fixed to the bottom surface of the pedestal 20 with the screw 17, so that the linear motion of the rod 37 is constant.

8 to 11 show a tilting apparatus of a TV receiver according to the present invention, and among the four support supports 41 to 44 provided on the lower portion of the pedestal 20 of the TV receiver 1, 43 and 44 are not provided with a tilt device, but are integrally molded with the pedestal 20, but may be manufactured and fixed separately. In addition, as shown in Figs. 9 and 10, the front support base 41, 42 is provided with a tilt device 70 to operate up and down, the support base 41, 42 Since the tilt device 70 installed in the inside is the same, the support base 41 will be described as an example. The support base 41 is integrally provided with a bracket 46 which is fixed to the pedestal 20 and the fixing screw 45 thereon, and the motor 47 and the motor 47 in the bracket 46. A gear train for slowing down the rotation of the gear is installed, and in the supporting support 41, an auxiliary support 60 is installed to linearly move up and down in the supporting support 41. The motor 47 installed in the bracket 46 is mounted so as not to move between the assembling parts 48a and 48b integrally formed on the upper surface of the bracket 46 so as to be firmly fixed as the fixing plate 49. The worm 50 is fixed to the shaft 47a of the motor 47. The rotation of the motor 47 is decelerated by the gear train installed in the bracket 46, and the gear train is connected to the worm 50 of the motor 47 on a fixed shaft 51 fixed on the bracket 46. The worm gear 52 to be engaged is rotatably fixed, and the rotation of the motor 47 is decelerated by the worm 50 and the worm gear 52. In addition, the worm gear 52 is provided with a small diameter gear 53 smaller than the worm gear 52 in the lower portion in the lower portion, the small diameter gear 53 is a large diameter gear larger than the worm gear 52 Meshes with (54) to further reduce rotation. The large diameter gear 54 is vertically installed at the center of the support base 41 and fixed to the screw shaft 55 whose upper portion is penetrated into the bracket 46. The screw shaft 50 is provided with a groove 55a at a point between the portion where the large diameter gear 54 is fixed and the bottom surface 46a of the bracket 46, and the groove 55a is shown in FIG. A support piece 56 having an insertion groove portion 56a formed therein is fitted, and both sides of the support piece 56 are fixed to the bracket 46 with screws 57 so that the screw shaft 55 moves up and down. Only rotational movement in place is possible. In addition, a nut 58 is fastened to the screw shaft 55 exposed to the upper portion of the worm gear 52 to prevent the worm gear 52 from being separated.

On the other hand, the support shaft 41 is vertically installed in the center of the screw shaft 55, the screw shaft 55 is penetrated, and the inner, outer cylinder 64, 65 is connected to the lower portion formed integrally The support 60 is installed, and the fixing nut 61 to which the screw shaft 55 is screwed is fixed to the boss 60a of the auxiliary support 60 through which the screw shaft 55 penetrates. In order to prevent the separation of the 61, the supporting plate 62 for fixing the lower portion of the fixing nut 61 is fixed to the boss 60a with a screw 63.

In addition, as shown in FIGS. 9 and 11, the outer projection surface of the outer cylinder 65 of the auxiliary support 60 is guide projections (41a, 41b) guided to the guide grooves (41a, 41b formed on the inner diameter surface of the support support 41) 65a and 65b are formed, and the guide protrusions 65a and 65b and the guide grooves 41a and 41b extend in the longitudinal direction of the support base 41 and the outer cylinder 65 at positions corresponding to each other. Is formed. In addition, between the inner cylinder 64 and the outer cylinder 65 of the auxiliary support 60, a compression spring 66 for applying a compressive force to the lower portion of the auxiliary support 60 and the upper support 41 is provided, the compression spring 66 is designed to take the weight of the TV receiver 1 in consideration of the weight of the TV receiver and the spring shear strength.

12 to 15 show the speaker rotating device 90 of the TV receiver according to the present invention, wherein the speaker 71 is installed on both side walls of the TV receiver 1 as shown in FIGS. 1 and 12. do. The speaker 71 is rotatably installed by upper and lower brackets 72 and 73 as shown in FIG. 13, and a TV receiver is provided at one side of the upper and lower brackets 72 and 73. Fixing portions 72a and 73b for fixing with the inner wall of (1) are provided so that the speaker 71 is firmly fixed to the side wall of the TV receiver 1. In addition, hinge shafts 71a and 71b are formed at predetermined corners of upper and lower surfaces of the speaker 71, and the hinge shafts 71a and (73) are provided at the upper and lower brackets 72 and 73, respectively. Boss portions 72b and 73b to which 71b is rotatably fitted are formed. As described above, the speaker 71 rotatably installed in the upper and lower brackets 72 and 73 is rotated by the driving means provided in the lower bracket 73.

As shown in FIGS. 13 and 14, the driving means has a motor 74 fixed to one bottom surface of the lower bracket 73, and the motor shaft 74a is exposed to the upper surface through the lower bracket 73. The small pulley 75 is fixed to the exposed motor shaft 74a. The rotation of the motor 74 is decelerated by a gear train that is rotatably fixed on the lower bracket 73, and the small pulley 75 fixed to the motor shaft 74a of the motor 74 has a gear train. The large pulley 76 and the belt 77 are connected to each other, and the upper portion of the large pulley 76 is integrally formed with a small diameter gear 76a engaged with the intermediate gear 78. The intermediate gear 78 has a larger diameter than the small diameter gear 76a of the large pulley 76, and is integrally provided with another small diameter gear 78a thereon, and the intermediate gear 78 The small diameter gear 78a is engaged with the driven gear 79 larger than the intermediate gear 78. Another small diameter gear 79a is provided at the upper portion of the driven gear 79 to engage the sector gear 81 fixed with the screw 80 to the lower side of the speaker 71 to rotate the motor 74. The belt 77 and the pulleys 75 and 76 are transmitted to the gear train, and the gear train is configured to decelerate the rotation of the motor 74 to be transmitted to the sector gear 81. In addition, an upper surface of the speaker 71 is provided with an arc-shaped slide groove 71c centered on the hinge axis 71a of the speaker 71, and the slide groove 71c is provided with an upper bracket 72. The protruding protrusion 72c is guided.

In the present invention, as shown in FIG. 1, the viewer operates a single remote controller 3 key so that the swivel device 40, the tilt device 70, and the speaker rotating device 90 provided in the TV receiver 1 are provided. One of the functions can be activated selectively.

First, as shown in FIGS. 1 to 3, when the viewer wants to rotate the screen of the TV receiver 1 to the desired angle left and right, the swivel function key of the remote controller 3 is operated. The remote controller receiver detects this and sends a signal to the motor driver (not shown) in the TV receiver 1, and the motor driver receives the signal to drive the reduction motor 25.

Therefore, when the reduction motor 25 is rotated, the small diameter gear 26 fixed to the motor shaft 25a of the reduction motor 25 is rotated so that the rotation plate 10 engaged with the small diameter gear 26 is engaged. Since the large diameter gear 13 is rotated, the TV receiver having the rotating plate 10 fixed to the bottom surface thereof may be rotated in the rotation direction of the rotating plate 10, and the selector keys of the remote controller 3 operate left and right directions. Since the motor driving unit determines the rotation direction of the reduction motor 25, the TV receiver 1 may be rotated left or right according to the rotation direction of the reduction motor 25. In addition, the TV receiver 1 rotates around the assembly portion 22 of the pedestal 20 assembled with the support 11 of the rotating plate 10, and the slide unit 14 and the base of the rotating plate 10. The rotation of the TV receiver 1 is made smoother by the plurality of rollers 16 interposed between the 20. In addition, the projection 23 of the pedestal 20 is guided to the annular guide groove 12 of the rotating plate 10, so that the protrusion 23 of the pedestal 20 when the rotating plate 10 is rotated. Is moved along the annular guide groove 12, the annular guide groove 12 is not formed in succession and is stopped in the middle, so that the projection 23 is no longer rotated at one end of the guide groove 12 This prevents the TV receiver 1 from rotating 360 °, and rotates the TV receiver 1 left or right according to the length of the guide groove 12 through which the projection 23 can be guided. You can set the angle. The swivel device of the TV receiver thus operated, for example, needs to be fixed to prevent the TV receiver from rotating when carrying the TV receiver 1 or to prevent children from mischief. In this case, as shown in FIGS. 2 and 5, when the handle 36b of the lever 36 of the locking device 30 exposed to one side of the pedestal 20 is operated in the direction of the arrow of FIG. 5, the lever 36 The disk 36a is rotated counterclockwise to pull the rod 37 in the direction of the arrow, and the rack 37a on one side of the rod 37 is pinion fixed on the same shaft 32 as the locker 31. Since it is engaged with 39, the circular plate 33 of the locker 31 is rotated clockwise.

Since the first and second rotary parts 34 and 35 formed on the circular plate 33 are also rotated clockwise by the rotation of the circular plate 33, the first rotary part 34 may be rotated as shown in FIG. 5. While the gear part 34a meshes with the large diameter gear 13 of the rotating plate 10, the pressing surface 35a of the second rotating part 35 presses the inner surface 13a of the large diameter gear 13. do. Therefore, since the large diameter gear 13 is pressed and fixed by both sides by the first and second rotating parts 34 and 35 of the locker 31, the remote control 3 can be operated to drive the reduction motor 25. The receiver 1 is not rotated, in particular, the TV receiver is prevented from being rotated due to the transport of the TV receiver or the mischief of children.

As described above, when the locking device 30 is to be released in the locked state, when the lever 36 of the locking device 30 is operated again in the opposite direction to the arrow as the reverse operation of the locking operation, the rod 37 is opposite to the arrow. Direction to rotate the locker 31 counterclockwise, so that the gear portion 34a of the first rotating portion 34 formed on the circular plate 33 is released from the large diameter gear 13 of the rotating plate 10. Since the pressing surface 35a of the second rotating part 35 is also spaced apart from the inner surface 13a of the large diameter gear 13, the large diameter gear 13 is again placed in a rotatable state.

In addition, in the present invention, when the viewer wants to adjust the TV screen angle up and down in order to watch the TV in a more comfortable posture, as shown in FIGS. 1 and 8, when the tilt function key of the remote controller 3 is operated, Of the four support supports 41 to 44 supporting the TV receiver 1, the front support provided with the tilt support 70 having the support supports 43 and 44 at the rear side as a supporting point. As the auxiliary support 60 in the support 41, 42 is operated up and down at the same time, the upper and lower screen angles of the TV receiver 1 can be adjusted to an arbitrary angle desired by the viewer. That is, as shown in FIGS. 9 and 10, when the motor 47 is rotated by the remote controller 3 operation, the worm gear meshed with the worm 50 of the motor 47 and the worm 50 is engaged. Rotation is decelerated by 52, and the small diameter gear 53 integrally provided at the lower portion of the worm gear 52 is engaged with the large diameter gear 54 fixed to the screw shaft 55. The shaft 55 further decelerates and rotates. At this time, the screw shaft 55 is rotated in place without flowing up and down because the insertion groove 56a of the support piece 56 is fitted in the groove 55a as shown in FIGS. 9 and 10. Done. When the screw shaft 55 rotates as described above, the fixing nut 61 fixed to the boss 60a of the auxiliary support 60 is screwed to the screw shaft 55, so that the rotation of the screw shaft 55 is rotated. Auxiliary support 60 is to move up and down according to the direction, guide protrusions 65a, 65b formed in the longitudinal direction in the outer cylinder 65 of the auxiliary support 60 is guide of the support base 41 Since the auxiliary support 60 is guided to the grooves (41a), (41b) it is possible to move up, down. Accordingly, as shown in FIG. 8, the screen angle of the TV receiver 1 is adjusted up and down by operating the up and down auxiliary support 60 of the front support base 41 and 42, The compression spring 66 installed between the outer cylinder 65 of the auxiliary support 60 and the inner cylinder 64 compensates for the weight of the TV receiver 1, so that the fixing nut screwed with the screw shaft 55 is fixed. 61, the up and down operation is smooth.

In addition, in the present invention, as shown in FIGS. 1 and 12, the viewer can enjoy the maximum sound effect by adjusting the angle of the speaker 71 in consideration of the relative position between the viewer and the speaker while watching TV. That is, when the remote controller 3 is operated to drive the motor 74 provided in the speaker rotating apparatus 90 on both sides, as shown in FIGS. 13 and 14, the small pulley 75 of the motor 74. And the large pulley 76 of the gear train are connected to the belt 77 so that the rotation of the motor 74 is transmitted to the gear train, and the rotation of the motor 74 is decelerated by the gear train. The reduced rotation is transmitted to the sector gear 81 fixed to the lower side of the speaker 71 by the small diameter gear 79a provided on the driven gear 79 in the gear train, so that the speaker 71 is hinged up and down. It rotates about the axis 71a, 71b. At this time, the rotation direction of the speaker 71 is determined according to the rotation direction of the motor 74, the rotation direction of the motor 74 is selected by operating the selection key of the remote controller 3, the speaker 71 rotates It is also possible to limit the rotational angle of the speaker 71 by installing a sensor (limit switch) on the line. Also, as shown in FIGS. 13 and 15, the speaker 71 is hinged by guiding the projection 72c of the upper bracket 72 to the slide groove 71c formed above the speaker 71. When rotating about an axis, the rotation of the speaker 71 is guided and flow is prevented.

As described above, according to the TV receiver according to the present invention, since the TV receiver is provided with a swivel device, a tilt device, and a speaker rotating device and is controlled by one remote controller, the viewer selectively operates three function keys according to the viewing position. By adjusting the direction of the screen and the speaker can be viewed in a more comfortable posture, and there is an effect that can enjoy a realistic sound effect at the same time.

Claims (7)

In the TV receiver, the rotating plate 10 is fixed to the bottom surface of the TV receiver 1, and has a concentric support portion 11, a guide groove 12, a large diameter gear 13, and a slide portion 14; The assembly part 22 formed so that mutual rotation is freely assembled to the support part 11 of the rotating plate 10, the protrusion 23 formed on the upper surface of the rotating plate 10 to be guided to the guide groove 12 of the rotating plate 10, and the rotating plate ( A base 20 having a reduction motor 25 fixed with a small diameter gear 26 engaged with the large diameter gear 13 of 10), and a rotating plate in contact with the slide portion 14 of the rotating plate 10. A plurality of rollers 16 are provided to assist the rotation of the rollers 10 and are fixed on the pedestal 20, and both sides of the large diameter gear 13 of the rotating plate 10 are pressed to rotate the plate. 10 to prevent the rotation of the locker 31 is installed on the pedestal 20, part of the pedestal 20 is exposed to the outside of the locker 31 is exposed Lever 36 for indirect operation, the rod 37 is connected between the locker 31 and the lever 36 to receive the rotational movement of the lever 36 in a linear motion to transfer the rotational motion to the rocker 31 in the rotation (37) A swivel device 40 which comprises a locking device 30 having a) and rotates left and right in the screen direction of the TV receiver 1; Four support stands 41 to 44 are provided below the pedestal 20 of the TV receiver 1, and the front support stands 41 are supported by the rear support stands 43 and 44 as support points. ), 24 is provided with an auxiliary support 60 which is operated up and down by the motor 47 so as to move up and down in the front support base 41, 42, and the screen of the TV receiver 1 A tilt device for rotating the direction up and down; Speakers 71 provided on both side walls of the TV receiver 1, and predetermined portions of the upper and lower surfaces of the speaker 71 are rotatably fixed to the hinge shafts 71a and 71b, and the speaker 71 ), Upper and lower briquettes 72 and 73 for installing on the side wall of the TV receiver 1, a motor 74 installed on the bottom of the lower bracket 73 and driven by the remote controller 3, A reduction gear train connected to the motor 74, the belt 77, the pulleys 75 and 76 to reduce rotation of the motor 74, and fixed to a lower side of the speaker 71. The sector gear 81 engaged with the final gear of the row, and the projection 72c formed on the upper surface of the speaker 71 and protruding from the bottom surface of the upper bracket 72 are guided, and the rotation of the speaker 71 is guided upward. A speaker rotating device (90) having an arc-shaped slide groove (71c) for guiding to rotate the speaker (71); TV receiver comprising a. The rocker 31 of the said swivel device 40 is provided on the base 20, and the circular plate 33 which rotates the axle 32 as the circumference | surroundings is substantially opposite on the said circular plate 33. A TV receiver comprising first and second rotating parts (34) and (35) for pressing the large diameter gears (13) of the rotating plate (10) at both sides to a predetermined point. The TV of claim 2, wherein the first rotating part (34) has a gear part (34a) meshed with the large diameter gear (13) on a surface facing the large diameter gear (13) of the rotating plate (10). seaplane. The linear motion of the rod 37 of the swivel device 40 according to claim 1, wherein one end of the rod 37 is rotatable as a pin 38 at a predetermined position on the disc 36a of the lever 36. The TV receiver is fixed, one side of the rod 37 is supported by the guide portion (18). The lock movement of the rocker 31 of the swivel device 40 according to claim 1, wherein the rack 37a formed on one side of the rod 37 which linearly moves is fixed on the locker 31 and the coaxial 32. TV receiver meshed with a pinion (39). The upper and lower operation of the auxiliary support 60 of the tilting device 70 is characterized in that the motor 47, the gear train for slowing down the rotation of the motor 47, and the support support 41 are formed. It is fixed to the inner cylinder 64 consisting of a screw shaft 55 and an inner, outer cylinder 64, 65 rotated in a fixed position by receiving a reduced rotational force transmitted from the gear train in the vertical direction in the center A nut 61 is screwed into the screw shaft 55 and guide protrusions 65a and 65b formed in the outer cylinder 65 are provided in the guide grooves 41a and 41b formed inside the support base 41. TV receiver consisting of an auxiliary support 60 which is guided to move up and down linearly. 7. The gear train of claim 6, wherein the gear train includes: a worm 50 and a worm gear 52 for slowing down the rotation of the motor 47, and a small diameter gear 53 integrally formed under the worm gear 52; And a large diameter gear (54) fixed to the screw shaft (55) and engaged with the small diameter gear (53).