CN211580077U - Television with AIoT sound effect - Google Patents

Abstract

The utility model provides a TV set with AIoT sound effects, which relates to the field of TV sets. The ground side of the TV is provided with a sound box; the first side, the sky side and the second side of the TV are respectively provided with a preset number of medium and high frequency speakers, and the medium and high audio speakers of the first side and the second side are The audio speakers are distributed symmetrically along the central axis of the TV set in the vertical direction; the preset number of medium and high-frequency speakers are all hidden and arranged inside the middle frame of the TV set. The TV with AIoT sound effect proposed by the present utility model includes a plurality of speakers located on the first side, the sky side and the second side of the TV, and a sound box located on the ground side, and can flexibly perform multiple medium and high-frequency audio according to the actual situation. The combination of speaker sound, so as to realize the stereo surround sound of the TV sound effect, and bring a good audio-visual effect to the user.

Description

A TV with AIoT sound effects

technical field

The utility model relates to the field of televisions, in particular to a television with AIoT sound effects.

Background technique

At present, the speakers of conventional TVs are usually set on the lower side of the TV. Therefore, when watching the TV, since the sound is emitted from the ground side of the TV, the sound direction is single, which makes people feel that the sound and the picture are separated. Yes, the sound effect is monotonous, and the audio-visual experience is not good. In addition, the speakers of the current TV set are located in a fixed position, and the sound direction is fixed, so that when the viewer moves from one position to another, the sound effect is completely different, and the audio-visual effect is poor.

Utility model content

The purpose of the present invention is to overcome the defects of the prior art, and to provide a TV with AIoT sound effect, so as to solve the problems in the prior art.

In order to solve the above-mentioned problems, the utility model provides:

A TV with AIoT sound effect, a sound box is provided on the ground side of the TV;

The first side, the sky side and the second side of the TV are respectively provided with a preset number of medium and high frequency speakers, and the medium and high frequency speakers on the first side and the second side are all along the vertical direction of the TV The central axis of the symmetrical distribution;

The preset number of medium and high frequency speakers are all hidden and arranged inside the middle frame of the TV.

As a further improvement of the above TV set, a plurality of card slots are arranged on the side of the middle frame, and the card slots are used to clip the mid-high frequency speakers.

As a further improvement of the above TV set, sound holes are evenly distributed on the surface of the card slot.

As a further improvement of the above-mentioned television set, the medium and high frequency speakers are fixed under the sound outlet hole through a connecting piece.

As a further improvement of the above TV set, the mid-high audio frequency speaker includes a binaural fixing seat, and the connecting member is used for fixing the binaural fixing seat, so that the mid-high frequency audio frequency speaker is fixed in the middle frame.

As a further improvement of the above TV set, the mid-high frequency speakers on the sky side are evenly distributed or symmetrically distributed along the central axis of the vertical direction of the TV set.

As a further improvement of the above TV set, the medium and high frequency speakers on the first side or the second side are equally spaced.

As a further improvement of the above TV set, the maximum volume output by the medium and high frequency speakers is 60 decibels, and the maximum volume output by the speaker is 100 decibels.

As a further improvement of the above TV set, the sound box includes at least a high frequency module and a low frequency module.

As a further improvement of the above TV set, the medium and high frequency speakers are low-power speakers, and the thickness and width of the low-power speakers are not more than 4 mm.

The beneficial effects of the present utility model are as follows: the present utility model proposes a TV set with AIoT sound effects, including a plurality of medium and high-frequency audio speakers located on the first side, the sky side and the second side of the TV set, and a sound box located on the ground side, And control a specific one or several high-frequency speakers to sound, so that the sounding position of the TV is no longer a fixed position, and can flexibly combine the sound of multiple high-frequency speakers according to the actual situation, so as to realize the stereo surround of the TV sound effect. sound, to bring good audio-visual effects to users.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings that need to be used in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present invention. Therefore, it should not be regarded as a limitation of the scope. For those of ordinary skill in the art, other related drawings can also be obtained from these drawings without any creative effort.

Fig. 1 shows the front view of the overall structure of the television set according to the first embodiment of the present invention;

Fig. 2 shows the schematic diagram of the installation part of the mid-high frequency loudspeaker;

Fig. 3 shows the sectional view of the installation part of the mid-high frequency loudspeaker;

FIG. 4 shows a schematic plan view of the installation part of the mid-high frequency loudspeaker;

Figure 5 shows a schematic structural diagram of a side frame of a TV;

FIG. 6 shows a front view of the overall structure of the television set according to the second and third embodiments of the present invention.

Description of main component symbols:

100-ground side; 101-first side; 102-sky side; 103-second side; 104-liquid crystal panel; 105-optical components; 106-backplane module; 107-mainboard; 108-machine backplane; 2-Mid and high audio speakers; 21-Binaural mount; 3-Camera; 4-Sound box; 5-Middle frame; 511-Card slot; 512-Sound hole; 513-Connector.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" ", "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the indicated A device or element must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present invention, "plurality" means two or more, unless otherwise expressly and specifically defined.

In the present utility model, unless otherwise expressly specified and limited, the terms "installation", "connection", "connection", "fixed" and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integration; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication between the two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

In the present invention, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may be in direct contact with the first and second features, or the first and second features through an intermediary indirect contact. Also, the first feature being "above", "over" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.

Example 1

As shown in FIG. 1 , FIG. 2 and FIG. 3 , a TV set with AIoT sound effects is provided, for convenience of description, hereinafter referred to as "TV set". In this embodiment, the TV set is a full-screen TV set, and in other embodiments, the TV set can be a TV set with a frame. The TV includes front, side and back: the front of the TV is provided with a liquid crystal panel 104 ; the back of the TV integrates optical components 105 , backplane modules 106 , mainboard 107 and backplane 108 and other components.

As shown in FIG. 1 , the TV further includes four sides, namely: a ground side 100 close to the ground, a first side 101 , a second side 103 and a sky side 102 located on the top surface. The first side surface 101 is the left side relative to the user of the TV set, and the second side surface 103 is the right side relative to the user of the TV set.

The sound producing system of the television set in the present invention includes a sound box 4 and a preset number of independently arranged mid-high frequency speakers 2 . The sound box 4 is the main sound source of the TV, and the medium and high frequency speakers 2 are auxiliary sound equipment. For example, the sound box 4 is the main sound of the sound system, and the medium and high frequency speakers 2 are low-power speakers.

The sound producing system of the television set in the utility model makes the sound appear layered and increases the stereo effect through the sound producing combination of the sound box 4 and the preset number of independently arranged mid-high frequency speakers 2 superimposed. The sound box 4 and the preset number of medium and high-frequency speakers 2 are connected to the main board 107 through conductive wires, so as to realize the control of the volume and the switch of the entire sound system of the television.

The speakers 4 are symmetrically distributed along the central axis of the vertical direction of the TV, that is, symmetrically distributed on the ground side 100 of the TV. The number of speakers 4 is one or more. When only one is provided, the speakers 4 are located on the ground side of the TV. on the center line. Preferably, the number of sound boxes 4 is an even number, which are symmetrically distributed on the left and right sides of the TV. In this embodiment, the number of sound boxes 4 is two, and in other embodiments, the number of sound boxes may be four.

Further, in this embodiment, there are three groups of the preset number of medium and high frequency speakers 2, and each group of medium and high frequency speakers 2 are respectively located on the first side 101, the sky side 102 and the second side 103 of the TV set, and each group at least includes A medium and high frequency speaker 2, that is, at least one medium and high frequency speaker 2 is arranged on the first side 101, the sky side 102 and the second side 103 of the TV set, that is, except for the ground side 100, the other three sides of the TV are distributed with At least one medium and high-frequency speaker 2, and four sides of the TV set are arranged with devices for producing sound.

Further, in this embodiment, the mid-high frequency speakers 2 located on the sky side 102 are evenly distributed along the length direction of the sky side. Or, in other embodiments, the mid-high frequency speakers 2 located on the sky side 102 are symmetrically distributed along the central axis of the vertical direction of the television set.

Further, in this embodiment, the mid-high frequency speakers 2 located on the sky side 102 are evenly distributed along the length direction of the sky side. The uniform distribution means that the distance between the mid-high frequency speakers 2 is equal, and the distance is equal to the leftmost end of the sky side 102. The distance between the mid-high frequency speaker 2 and the left edge, or the distance is equal to the distance between the mid-high frequency speaker 2 at the far right end of the sky side 102 and the right edge. Or the mid-high frequency speakers 2, in other embodiments, the mid-high frequency speakers 2 located on the sky side 102 are symmetrically distributed along the central axis of the vertical direction of the television set.

The main board 107 includes a plurality of control units, and each control unit is connected to a mid-high frequency speaker 2 through a wire, that is, each mid-high frequency speaker 2 is controlled by a control unit and does not interfere with each other. In use, the main board 107 can select whether the states of the mid-high frequency speakers 2 in different positions are on or off according to requirements. The main board 107 controls whether the sounding devices on the four sides are turned on, and according to real-time user requirements, a surround sound can be formed.

As shown in FIG. 3 , FIG. 4 and FIG. 5 , the middle and high frequency speakers 2 are arranged on the middle frame 5 of the TV set, and the middle frame 5 may be made of metal material, or may be plastic or other materials. Further, the TV set in this application is a full-screen LCD TV, the TV set has no front frame, and the front end of the TV set is a liquid crystal panel 104 , which is fixed on the front surface of the middle frame 5 . During installation, the liquid crystal panel 104 is directly pasted to the middle frame 5 of the television, so as to achieve a full-screen effect. The full-screen setting allows users to have a better viewing experience facing the front of the TV, with no front frame or face covering blocking the line of sight.

The rear end of the TV middle frame 5 is connected to the backplane 108 of the whole machine, and the optical components 105, the backplane module 106 and the main board 107 are located between the liquid crystal panel 104 and the backplane 108 of the whole machine in sequence, wherein the optical components 105 convert electrical signals into images. The signal is optically imaged, and the image is projected on the liquid crystal panel 104. The backplane module 106 is used to fix the optical assembly 105, and the host 107 is used for signal processing and intelligent control, including a circuit board and multiple control units.

The mid-high frequency speakers 2 are hidden and arranged inside the TV middle frame 5. When viewed from the front of the TV, the mid-high frequency speakers 2 arranged on the side of the TV cannot be seen, so that the appearance of the TV is more concise and elegant. At the same time, the structure of the middle frame 5 half surrounds the mid-high frequency speaker 2, which also forms structural protection for the mid-high frequency speaker 2, so as to avoid collision and damage of the mid-high frequency speaker 2 during transportation and installation.

A structure for hiding the mid-high frequency speaker 2 is designed on the side of the middle frame 5 , such as a cavity or a card slot 511 and the like. In a preferred embodiment, a plurality of card slots 511 are provided on the side of the middle frame 5 , and the card slots 511 are used for clipping the mid-high frequency speakers 2 . During installation, firstly connect the medium and high frequency speakers 2 to the circuits of the main board 107 and the backplane 108 of the whole machine, and then cover the middle and high frequency speakers 2 with the middle frame 5. The middle frame 5 fixes the middle and high frequency speakers 2 on the TV. The interior near the side.

At the same time, sound holes 512 are evenly distributed on the surface of the card slot 511, and the sound holes 512 are reserved sound channels. The mid-high frequency speaker 2 can transmit sound to the outside through the sound outlet hole 512 .

The mid-high frequency speaker 2 is fixed below the sound outlet hole 512 , and the sound-emitting surface of the mid-high frequency speaker 2 is just aligned with the sound outlet hole 512 , corresponding to each other one-to-one. The medium and high frequency loudspeaker 2 adopts an electro-voicing loudspeaker (also known as a moving-coil loudspeaker), which utilizes an electrified conductor to vibrate under force in a magnetic field to generate sound, and converts electrical energy into sound. The shape of the mid-high frequency loudspeaker 2 may be cone, dome or other structures.

The mid-high frequency speaker 2 is fixed in the card slot 511 through the connecting piece 513 . The connection between the mid-high frequency loudspeaker 2 and the middle frame 5 may be bonding, welding or mechanical connection. The bonding method includes adhesive bonding or solvent bonding, and the mechanical connection method includes riveting, bolt connection, key pin connection, elastic snap connection, and the like.

The mid-high frequency speaker 2 can be fixed on the middle frame 5 by double-sided tape, glue, buckles, screws, etc., for example, the mid-high frequency speaker 2 is pasted on the inner side of the middle frame 5 with double-sided tape (as shown in Figure 3).

The preferred connection method is that the connecting member 513 is a screw. The middle and high frequency speakers 2 are provided with binaural fixing seats 21 on both sides, and the binaural fixing seats 21 are left and right symmetrical flanks, which are in the shape of "ears" or arcs. . The double-ear fixing base 21 is provided with symmetrical screw holes, and the double-ear fixing base 21 is fixed on the inner side surface of the middle frame 5 by screws.

The mid-high frequency speaker 2 is correspondingly installed below the sound-out hole 512 of the middle frame 5, so that the sound of the mid-high frequency speaker 2 can be emitted unobstructed. The reflections create echoes that add echoes to the user's hearing. Therefore, the area of the sound outlet hole 512 is consistent with the area of the sounding position of the mid-high frequency speaker 2 , and is located just above the sounding position of the speaker.

The maximum dimension of both the thickness and width of the mid-high audio speaker 2 does not exceed 4 mm. The middle frame 5 of the television is an ultra-thin and narrow frame, and the distance from the outer edge of the middle frame 5 to the liquid crystal panel 104 is 5-8 mm. Since the mid-high frequency speaker 2 cannot be placed in the display area of the liquid crystal panel 104 (it will cause interference to the picture), the maximum thickness of the mid-high frequency speaker 2 does not exceed 4 mm.

At the same time, due to the limitation of the size of the television set on the mid-high frequency speaker 2, the width of the mid-high frequency speaker 2 is determined. The thickness of the TV set is about 10mm, minus the thickness of the liquid crystal panel 104 and the thickness of the back panel of the whole machine, the maximum width of the mid-high frequency speaker 2 does not exceed 4mm. Therefore, the size range of the mid-high audio speaker 2 is 20mm-150mm in length*4mm in width*4mm in thickness.

There are several cameras 3 directly in front of the television, wherein at least one camera 3 is used to obtain the positions of persons in the surrounding area of the television. The camera 3 is used to capture the position where the user is listening to the TV, and send the collected information to the main board 107 for processing. The main board can turn on one or several medium and high audio speakers close to the audience according to the position of the user when listening to the TV. 2, and control the volume according to the distance.

Each mid-high audio speaker 2 is connected to the mainboard 107 of the TV through a wire harness, and multiple wire harnesses can be bundled together or connected to the mainboard 107 of the TV independently. The mainboard 107 can control each mid-high audio speaker 2 individually. That is, any one or more mid-high audio speakers 2 can be selected to be turned on for audio playback.

The specific quantity of the medium and high frequency speakers 2 is determined according to the actual demand. A preferred embodiment is that the first side 101 of the TV set is provided with three medium and high frequency speakers 2, the second side 103 of the TV set is provided with another three medium and high frequency speakers 2 symmetrical to each other, and the sky side 102 of the TV set is arranged along the length direction. There are four mid-high frequency speakers 2 evenly distributed. When in use, the main board 107 controls the mid-high audio speakers 2 at different positions to emit sound, so as to realize the stereo playback effect.

Another preferred embodiment is that the first side 101 of the TV set is provided with four medium and high frequency speakers 2, the second side 103 of the TV set is provided with four left and right symmetrical middle and high frequency speakers 2, and the sky side 102 of the TV set along the There are four medium and high frequency speakers 2 evenly distributed in the length direction. When in use, the main board 107 controls the mid-high audio speakers 2 at different positions to emit sound, so as to realize the stereo playback effect.

The medium and high frequency speaker 2 is an electro-acoustic device that converts electrical signals into sound. According to the frequency output by the speaker, it can be divided into high frequency (2.5-25kHz), intermediate frequency (500-7500Hz) and low frequency (15-5000Hz). According to the power of the speaker, it can be divided into high-power and low-power speakers. The medium and high-frequency audio speaker 2 in this application is one of the low-power speakers, and the maximum output volume is 60 decibels. Low-power speakers consume less power, and the combination of multiple low-power speakers can achieve superimposed and enhanced sound effects. At the same time, multiple low-power speakers are set in different positions for a three-dimensional spatial layout, making the sound more three-dimensional.

The sound box 4 includes at least a high frequency module and a low frequency module. In order to improve the playback quality and expand the frequency range, at least two speakers with different frequencies can be combined and put into the same speaker 4, so that the frequency response curve of the speaker 4 in the entire audio range is significantly improved.

In this embodiment, each sound box 4 on the ground side 100 is provided with two speakers, one of which is a high-frequency module and the other is a low-frequency module.

In other embodiments, the sound box 4 also includes a subwoofer module, that is, three speakers are set in the sound box 4, one of which is a high-frequency module, the other is a low-frequency module, and the other is a subwoofer module, and the sound quality effect is better at this time. .

Further, the speaker 4 can output full-band frequencies, that is, output high, medium, and low full-audio sound quality. The power of the speaker 4 is greater than that of the mid-high audio speaker 2, and the maximum volume that can be achieved is also greater than that of the mid-high audio speaker 2. The maximum volume output by the speaker 4 is 100 decibels.

Embodiment 2

As shown in FIG. 6 , the present embodiment describes in detail a method for using the TV to present various sound effects. When the TV is turned on for playback, the main board 107 of the TV can independently control the first sides 101 located on the first side of the TV. , whether each group of medium and high frequency speakers 2 on the sky side 102 and the second side 103 emits sound. Different audio-visual experiences are brought to users through different sound combinations. The specific methods are as follows:

The first step is to turn on the TV screen to play;

The second step is to adjust whether the mid-high audio speakers 2 in different positions are turned on.

In a preferred embodiment, the liquid crystal panel 104 of the television set is divided into four rows and five columns, which are columns A, B, C, D, and E and rows 1, 2, 3, and 4, respectively. That is, the liquid crystal panel 104 is divided into A1, A2, A3, A4, B1, B2, B3, B4, C1, C2, C3, C4, D1, D2, D3, D4, E1, E1, E1, E1, a total of 20 divisions. In other embodiments, the liquid crystal panel 104 of the television set may also be divided into six rows and eight columns, four rows and seven columns, or the like.

When the sound emission position in the TV screen is located at a certain point or area, the mid-high frequency speaker 2 closest to the area is turned on. For example, when the sound emission position is in the A1 area, the mid-high audio frequency speaker 2 adjacent to the A1 area is turned on , that is, turn on the uppermost mid-high audio speaker 2 on the left side and the mid-high audio frequency speaker 2 on the leftmost side of the sky, so that the user can clearly feel where the sound is emitted and realize the integration of sound and picture.

At the same time, the pair of speakers 4 on the ground side is kept on, and the sound effects of the two middle and high-frequency speakers 2 on the upper left and the pair of speakers 4 on the ground side are superimposed to make the sound appear layered and increase the stereo effect.

Embodiment 3

The difference between this embodiment and the second embodiment is that this embodiment describes in detail the second method of using the TV to present multiple sound effects:

The first step is to turn on the TV screen to play;

The second step is to adjust whether the mid-high audio speaker 2 or the speaker 4 is turned on according to the volume.

In a preferred embodiment, the TV mainboard 107 divides the volume into 100 scales, and controls each sounding unit (middle and high frequency speaker 2 or sound box 4) to sound independently according to the user's demand for volume. When the system volume is lower than the preset value (for example, the volume is less than 50), the speaker 4 does not emit sound or emits a bass; the preset number of medium and high audio speakers 2 set on the side of the TV are the main sound source, and the speaker 4 does not emit sound or emits a bass. That is, when the volume required by the TV is very small, you can turn off the speaker 4. Since the speaker 4 is of high power, it consumes more power than the medium and high audio speakers 2. Therefore, when the volume is low, use the low-power medium and high audio speakers 2. Sound can reduce TV power consumption and save energy. When the volume is greater than or equal to the preset value (for example, the volume is greater than or equal to 50), the speaker 4 emits mid-high tones. The mid-high audio speaker 2 emits the bass, which is mixed with the mid-high frequency from the speaker 4.

Embodiment 4

The difference between this embodiment and Embodiments 2 and 3 is that this embodiment describes in detail a third method for using the TV to present multiple sound effects:

When the TV screen playback is turned off and only the TV audio playback is turned on, the camera 3 set on the TV collects the location of people in the surrounding area of the TV, and dynamically adjusts whether the mid-high audio speakers 2 at different positions are turned on in real time according to the location of the people.

When people in the surrounding area are directly in front of the TV, all medium and high-frequency speakers 2 and all sound boxes 4 are turned on, that is, the sound generators from the four sides of the TV are turned on, so that the user in the front can hear a stereo surround sound effect.

When people in the surrounding area are located on both sides of the TV, turn on the mid-high audio speakers 2 on the same side and the mid-high audio speakers 2 on the sky side 102, so that even if the people in the surrounding area are located in the corner, they can still produce stereo surround sound effect and good audio-visual sound. experience.

When the location of persons in the surrounding area cannot be detected, the TV turns off. The TV is automatically turned off, which can save power and at the same time intelligently meet the needs of users.

In addition, the main board 107 of the TV can adjust the volume of the volume emitted by the TV according to the distance between the people in the surrounding area and the TV collected by the camera 3 .

The utility model proposes a TV set with AIoT sound effect and a sound production control method, which includes a plurality of medium and high-frequency audio speakers 2 and a sound box 4 located on the ground side respectively located on the first side, the sky side and the second side of the TV set, and controls Specifically, one or several high-frequency speakers 2 emit sound, so that the sounding position of the TV is no longer a fixed position, and a combination of multiple high-frequency speakers 2 can be flexibly combined according to the actual situation, so as to realize the stereo surround of the TV sound effect. Voice.

In the description of this specification, description with reference to the terms "one embodiment," "some embodiments," "example," "specific example," or "some examples", etc., mean specific features described in connection with the embodiment or example , structure, material or feature is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in this specification, as well as the features of the different embodiments or examples, without conflicting each other.

Although the embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limitations of the present invention, and those of ordinary skill in the art are within the scope of the present invention Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (10)

1. A television with AIoT sound effect, characterized in that a speaker is provided on the ground side of the television; The first side, the sky side and the second side of the TV are respectively provided with a preset number of medium and high frequency speakers, and the medium and high frequency speakers on the first side and the second side are all along the vertical direction of the TV The central axis of the symmetrical distribution; The preset number of medium and high frequency speakers are all hidden and arranged inside the middle frame of the TV. 2 . The TV set according to claim 1 , wherein a plurality of card slots are provided on the side of the middle frame, and the card slots are used for clipping the mid-high audio speakers. 3 . 3 . The television set according to claim 2 , wherein sound holes are evenly distributed on the surface of the card slot. 4 . 4 . The television set according to claim 3 , wherein the medium and high-frequency speakers are fixed under the sound outlet holes by connecting pieces. 5 . 5 . The TV set according to claim 4 , wherein the mid-high frequency speaker comprises a binaural fixing seat, and the connecting member is used for fixing the binaural fixing seat, so that the mid-high audio frequency speaker is fixed on the inside the middle frame. 6 . The television set according to claim 1 , wherein the medium and high frequency speakers on the sky side are uniformly distributed or symmetrically distributed along the central axis of the vertical direction of the television set. 7 . 7 . The TV set according to claim 1 , wherein the medium and high frequency speakers on the first side or the second side are equally spaced. 8 . 8 . The TV set according to claim 1 , wherein the maximum volume output by the medium and high frequency speakers is 60 decibels, and the maximum volume output by the sound box is 100 decibels. 9 . 9 . The TV set according to claim 1 , wherein the sound box at least comprises a high frequency module and a low frequency module. 10 . 10 . The television set according to claim 1 , wherein the medium and high frequency speakers are low-power speakers, and the thickness and width of the low-power speakers are not more than 4 mm. 11 .

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