KR19990042814A - Compact TV speaker unit that opens automatically according to volume - Google Patents

Abstract

The present invention relates to a compact television speaker device that is automatically opened in accordance with the volume, and the gist of the present invention is that the support groove 12 and the fixed groove (12) inside the opening groove (11) formed on both side walls of the front mask (2). 13 are respectively formed, the fixing groove 13 is inserted into the support shaft 21 protruding in the center of the body 23 of the rotary block 22, integrally with the body 23 of the rotary block (2) Sliding grooves 26 are formed in the inner mounting portion 25 of the formed cover plate 24, respectively, and support shafts 33 'and 33 protruding on both upper and lower end surfaces of the speaker frame 32 are supported by the support grooves ( 12 and the driving motor 42 is inserted into the sliding groove 26, the sprocket 41 is engaged at the end of the gear groove 27 formed in the upper outer edge of the body 23 is the open groove ( 11) It is characterized by being installed inward.

Accordingly, the sound emission direction according to the volume of the speaker is easily adjusted to provide a more comfortable TV viewing environment to the viewer, as well as to adjust the volume and sound emission direction desired by the user to easily use the speaker according to the user's taste. It can be used.

Description

Compact TV speaker device automatically opened according to the volume

According to the present invention, in a speaker provided in a television to provide a sound listening environment, the speaker is provided on both side walls of the television main body so that the speaker can be adjusted in the direction of sound emission so that the sound emission direction can be adjusted according to the volume of the speaker. In more detail, the present invention relates to a compact television speaker device which is automatically opened according to the present invention. The support groove and the fixing groove are respectively formed inside the opening grooves formed on both side walls of the front mask, and the fixing groove has a central portion of the body of the rotating block. A support shaft protruding into the insert is inserted in the inner mounting portion of the cover plate integrally formed on the body of the rotating block, and sliding grooves are formed in each of the support shafts protruding from both the upper and lower end surfaces of the speaker frame. Sprockets are respectively inserted, the sprocket engaging the gear groove formed on the upper outer edge of the body end Is installed, the drive motor is ever installed in the opening groove inside.

Accordingly, when the volume of the speaker changes according to the use of the television, the sound emission direction is easily adjusted according to the volume of the speaker so that the sound emission direction of the speaker is adjusted horizontally and vertically in the emission direction in which the sound of the speaker is emitted. Of course, the user can use the speaker by adjusting the volume and sound emission direction desired by the user to use according to the user's taste is extremely improved in practicality, especially when using the elderly with an unstable hearing condition to move the speaker horizontally The present invention relates to a compact television speaker device which automatically opens at a volume for extremely comfortable use.

In a conventionally known television speaker, as shown in FIG. 1, the support rib 103 and the high information 104 are respectively located behind the speaker grill 102 formed on the front mask 101 of the television. Is installed, the support ribs 103 is supported on the inner surface of the speaker 110, the speaker frame 111 to which the speaker 110 is coupled is fixed screw 105 to the fixing bolt 104 is coupled to the Speaker 110 is made of a structure that is installed inside the television.

In the conventional TV speaker having the above structure, as shown in FIG. 1, the frame 111 to which the speaker 110 is coupled is fixed to the rear high intelligence 104 of the TV front mask 101. And a support rib 103 is supported from the inside of the speaker 110 so that sound from the speaker 110 is emitted to the outside through the speaker grill 102 of the front mask 101. will be.

However, in the speaker of the conventional television as described above, as shown in Fig. 1, the speaker 110 is fixedly installed inside the front mask 101 so that the sound emission direction of the speaker 110 is always constant. As it is maintained in a fixed state, the user cannot adjust the sound emission direction according to the volume emitted from the speaker 110, which makes the use uncomfortable and limits the viewing environment of the TV.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and its object is to adjust the speaker horizontally and vertically in the emission direction in which the sound of the speaker is emitted when the volume of the speaker changes according to the use of the television. The sound emission direction can be easily adjusted according to the volume of the viewer to provide a more comfortable TV viewing environment, and to adjust the volume and sound emission direction desired by the user to use the speaker according to the user's taste. The present invention provides a compact television speaker device that is extremely improved, especially when the elderly are unstable in hearing, so that the speaker moves horizontally and automatically opens according to the volume that can be used extremely comfortably.

Figure 1 (a) is a schematic diagram showing a speaker installation state of a typical TV

Figure 1 (b) is a side structure diagram showing a speaker installation state of a conventional television

2 is a schematic front view showing a TV installation state of a compact TV speaker device which is automatically opened according to the volume according to the present invention.

Figure 3 is an exploded perspective view showing the overall configuration of a compact television speaker device that is automatically opened in accordance with the present inventors volume

4 is a plan view showing the overall configuration of a compact television speaker device which is automatically opened according to the inventors' volume.

5 (a) and 5 (b) are schematic diagrams showing an operating state of a compact television speaker device which is automatically opened according to the present inventors' volume;

6 is a schematic diagram showing a state in which a driving motor and a sensor are connected as a control unit in a compact television speaker device which is automatically opened according to the present inventors' volume;

Explanation of symbols on the main parts of the drawings

2 .... Front Mask 10 .... Base

11 .... open groove 12 .... support groove

13 .... Fixing groove 20 .... Rotating cover

21,33,33 '.... Support shaft 22 .... Revolving block

23 .... Rotary block body 24 .... Cover plate

25 .... Mounting 26 .. Sliding groove

27 .... Gear groove 30 .... Speaker section

31 .... Speaker 31a .... Sensor

32 .... Speaker frame 40 .... Drive section

41 .... sprocket 42 .... drive motor

60 .... Control

Technical means of the present invention for achieving the above object, the opening groove is integrally formed on both side walls of the television front mask, the support groove is formed on the upper and lower sides of the front mask to the inside of the opening groove and the other The base portion is formed in the side groove; and the support shaft is rotatably inserted into the other side fixed groove of the base portion protrudes on the top and bottom of the body center of the rotating block, extends integrally from the body to form a cover plate integrally, Sliding grooves are integrally formed at upper and lower sides of the mounting part formed inside the cover plate, respectively, and a rotation cover part having a gear groove integrally formed at the upper outer periphery of the body; and the upper and lower ends of the frame to which the speaker is coupled. On both sides of the support shaft is inserted into the support groove of the base portion for rotation operation and the upper and lower cover plates of the rotary block The speaker unit is generated the support shaft to be inserted slidably in the slide groove is ever dolseol each of which the sound emission direction changes depending on the opening of the rotary block; And a drive motor having a sprocket coupled to an end of the sprocket for engaging the rotation block to engage with a gear groove formed at an outer edge of the body of the rotary block on the inner side of the front mask. A driving unit installed downward; By providing a compact TV speaker device that is automatically opened according to the volume configured to include.

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

Fig. 2 is a schematic front view showing a television installation state of a compact television speaker device which is automatically opened according to the volume according to the present invention, and Fig. 3 shows the overall configuration of a compact television speaker device that is automatically opened according to the present inventors volume. 1 is an exploded perspective view, and FIG. 4 is a plan view showing the overall configuration of a compact television speaker device which is automatically opened according to the present inventors 'volume, and FIGS. 5A and 5B are automatically opened according to the present inventors' volume. FIG. 6 is a schematic diagram showing an operating state of a compact television speaker device, and FIG. 6 is a schematic diagram showing a state in which a driving motor and a sensing sensor are connected as a control unit in the compact television speaker device which is automatically opened according to the present inventors' volume. The present invention is composed of a base portion 10, a rotary cover portion 20, a speaker portion 30, and a drive portion 40.

The base portion 10 is formed with an open groove 11 having a rectangular shape integrally formed on both side walls of the front mask 2 of the television 1, and the front mask 2 inside the open groove 11. The upper and lower sides of the support groove 12 is formed and the other side of the fixing groove 13 is formed integrally. In addition, the rotating cover part 20 which is speeched to the base part 10 to be rotated to be operated according to the volume of the speaker 31 is inserted to be rotatable in the other fixing groove 13 of the base part 10. The supporting shaft 21 is protruded integrally with the upper and lower surfaces of the center of the body 23 of the rotary block 22.

The cover plate 24 is integrally formed from one side in the body 23 of the rotary block 22, and the speaker 31 is disposed on the upper and lower sides of the mounting portion 25 formed inside the cover plate 24. Sliding grooves (26) are formed integrally with each other so as to be movable in a horizontal to vertical direction, and the gear grooves (27) are integrally formed at the upper outer periphery of the body (23). The body 23 of the rotary block 22 is formed in a cylindrical shape so as to be rotatable, the support shaft 21 of the rotary block 22 protrudes in the center of the cylindrical body 23, the rotary block 22 The body 23 of the gear 23 is formed in accordance with the opening angle of the cover plate 24 so that the stopper 28 is installed on one side and the other side, respectively.

In addition, the speaker unit 30 which is spoken with the rotary cover unit 20 and whose sound emission direction is changed from horizontal to vertical direction, the speaker 31 is coupled to the frame 32, of the frame 31 On both sides of the upper and lower surfaces, sliding shafts formed on the support shafts 33 'inserted into the support grooves 12 of the base portion 10 and the cover plate 24 mounting portions 25 of the rotary blocks 22 are rotated. Support shafts 33 inserted into the grooves 26 so as to be slidable are respectively protruded so that the sound emission direction is changed in accordance with the opening of the rotary block 22.

In addition, the driving unit 40 for rotating the rotary block 22 is engaged with the gear groove 27 formed at the outer edge of the upper body 23 of the rotary block 22 inside the opening groove 11. A drive motor 42 having a sprocket 41 for rotating the rear rotating block 22 coupled to an end thereof is installed downward on a support plate 43 installed in the front mask 2. The outer side of the rotary block 22 is a speaker grill 51 is installed in the front and the cover 50 for protecting the speaker 31 is integrally fixed.

On the other hand, the drive motor 42 is connected to the control unit 60 built in the television (1) to control the drive of the drive motor 42, the control unit 60 is a printed circuit provided inside the television (1) Installed on the substrate 3 is made of a configuration connected to the sensor 31a for detecting the volume of the speaker 31.

Referring to the operation and effects of the present invention having the above configuration is as follows.

As shown in FIGS. 2 to 6, the speaker 31 installed in the television 1 is automatically opened in accordance with the volume to adjust the sound emission direction according to the volume to provide a more comfortable sound listening environment. One TV speaker device is as follows. A rectangular open groove 11 is integrally formed on both sidewalls of the front mask 2 of the television 1 so as to be supported on one side, the other side, and the other side of the front mask 2 inwardly of the open groove 11. The grooves 12 and the fixing grooves 13 are formed respectively. Accordingly, the support groove 12 is inserted into the support shaft 33 'installed at the upper and lower sides of one end of the frame 32 to which the speaker 31 is coupled, and the rotation groove is inserted into the fixing groove 33. The support shaft 21 integrally protruded from the upper and lower centers of the body 23 of the body 23 is inserted to be rotatable.

At this time, the support shaft 33 is installed in the other upper and lower end of the speaker frame 32 is inserted into the sliding groove 26 formed in the interior of the mounting portion 25 formed on the cover plate 24 of the rotary block 22. . Therefore, the speaker frame 32 in which the speaker 31 is installed is inserted into and installed in the support groove 12 and the sliding groove 26, and the other support shaft 33 ′ is picked up when the rotary block 22 is rotated. As the sliding groove 26 slides, the installation angle of the speaker frame 32 is changed from a horizontal state to a vertical state, thereby adjusting the sound emission direction emitted from the speaker 31.

In addition, the body 23 of the rotary block 22 is formed in a cylindrical shape, the support shaft 21 installed at the center thereof is inserted into the fixing groove 13 of the open groove 11, and at the same time the rotary block 22 A gear groove 27 is formed at one outer circumferential portion of the body 23 of the body 23 so that the end sprocket 41 of the drive motor 42 installed on the support plate 43 inwardly of the opening groove 11 has a gear groove 27. To interlock. Therefore, when the drive motor 42 is rotated, the rotating block 22 is rotated by the sprocket 41, the support shaft 21 is rotated to the axis.

At this time, the rotation angle of the rotary block 22 is changed according to the amount of rotation of the sprocket 41 to adjust the opening width of the cover plate 24 extending in front of the rotary block 22. On the other hand, the stopper 28 is provided on one side and the other side of the gear groove 27 formed on the outer peripheral edge of the upper body 23 of the rotary block 22, respectively, so that the sprocket 41 of the driving motor 42 engaged with it. ) Is stopped, and the rotation amount of the rotary block 22 is adjusted as the stopper 28.

Subsequently, the cover 50 provided with the speaker grill 51 is integrally coupled to the outside of the rotary block 22 to prevent the accumulation of foreign substances such as dust and the like on the speaker 31. On the contrary, as shown in FIG. 5, when the cover 50 is not installed, the sound emission direction of the speaker 31 according to the opening of the cover plate 24 is changed according to the volume of the speaker 31. The visual effect from the outside is excellent, the product reliability of the television can be improved.

At this time, as shown in Figure 6, the sensing sensor 31a installed on the printed circuit board 3 installed to the inside of the television (1) detects the volume of the speaker 31 emitted when the speaker 31 operates Then, the control value for determining the opening direction of the sound emission direction of the speaker 31, that is, the rotation block 22 according to the volume of the speaker 31 sensed by the control unit 60 connected to the detection sensor 31a is determined. By controlling the driving of the drive motor 42 connected to the control unit 70, the amount of rotation of the sprocket 41 integrally coupled to the end is determined according to the drive amount of the drive motor 42, sprocket 41 The opening width of the cover plate 24 of the rotating block 22 to rotate in engagement with the sprocket 41 is determined according to the amount of rotation of the).

Accordingly, when watching the television (1), the user can be easily adjusted by a simple operation of driving the drive motor 42 in the sound emission direction of the speaker 31 in accordance with the volume emitted from the speaker 31, in particular When the elderly with a bad hearing are used, the television 1 can be viewed more conveniently in the front of the speaker 31 in the sound emitting direction.

As described above, according to the compact television speaker device which is automatically opened according to the present inventors' volume, when the volume of the speaker changes according to the use of the television, the opening width of the opening where the sound of the speaker is emitted and the position of the speaker are automatically adjusted. The sound emission direction is made easy according to the volume of the speaker to provide a more comfortable TV viewing environment for the viewer, and the user can use the speaker by adjusting the volume and the sound emission direction desired by the user, and the practicality is extremely improved. When the unstable elderly people are used, there is an excellent effect that the speakers can be moved horizontally and used extremely comfortably.

Claims (6)

Open grooves 11 are integrally formed on both side walls of the television front mask 2, and support grooves 12 are formed on one side of the upper and lower surfaces of the front mask 2 inside the opening groove 11, and on the other side thereof. Base portion 10 is formed with a fixing groove 13; And, The support shaft 21 rotatably inserted into the other fixing groove 13 of the base portion 10 protrudes from the top and bottom of the center of the body 23 of the rotating block 22, and integrally from the body 23. Extending the cover plate 24 is formed integrally, the upper and lower sides of the mounting portion 25 formed inwardly of the cover plate 24, sliding grooves 26 are formed integrally, respectively, the upper side of the body 23 Rotating cover portion 20 is formed integrally with the outer peripheral portion of the gear groove 27; And, On both sides of the upper and lower end surfaces of the frame 32 to which the speaker 31 is coupled, the support shaft 33 'and the rotary block 22 are inserted into the support groove 12 of the base part 10 in a rotational manner. The support shaft 33 inserted so as to be slidable in the sliding groove 26 formed on the upper and lower cover plates 24 respectively protrudes, and thus the speaker unit 30 whose sound emission direction is changed in accordance with the opening of the rotary block 22. ); And, The sprocket 41 which engages with the gear groove 27 formed at the outer edge of the upper side of the body 23 of the rotary block 22 and the sprocket 41 which rotates the rotary block 22 at the end thereof is formed at the end of the open groove 11. A driving unit 40 having the combined driving motor 42 installed downward on the support plate 43 horizontally installed on the inner surface of the front mask 2; Compact TV speaker device that is automatically opened according to the volume, characterized in that configured to include The compact television speaker device of claim 1, wherein the body (23) of the rotating block (22) is formed in a cylindrical shape so as to be rotatable. According to claim 1 or 2, wherein the support shaft 21 of the rotary block 22 is inserted into the fixing groove 13 of the base portion 10 to rotate the cylindrical body of the rotary block 22 ( Compact TV speaker device that automatically opens according to volume According to claim 1, wherein the gear groove 27 formed in the outer peripheral portion of the upper body 23 of the rotary block 22, is formed in accordance with the opening angle of the cover plate 24 of the rotary block 22 Compact TV speaker unit that automatically opens according to the feature volume 5. The rotation of the sprocket 41 of the driving motor 42 engaged with one side and the other side of the gear groove 27 formed on the outer circumferential portion of the body 23 of the rotary block 22. Compact television speaker device that automatically opens according to the volume, characterized in that stoppers 28 are provided to prevent The driving motor (42) of the driving unit (40) is connected to a sensing sensor (31a) installed on the inner printed circuit board (3) of the television (1) to control the rotational operation of the driving motor (42). Compact television speaker device that is automatically opened according to the volume, characterized in that it is connected to the control unit 60 built in control