CN212785586U - Sound box and display device thereof - Google Patents

Abstract

The utility model discloses a sound box and display device thereof, the sound box includes: the loudspeaker comprises a box body and a first loudspeaker array arranged on the box body, wherein sound outlets of at least two loudspeakers in the first loudspeaker array face different directions, so that the first loudspeaker array forms a surround loudspeaker. Since the sound emitted from the speakers reaches the human ear from different angles by orienting the sound outlets of the speakers in the first speaker array in different directions, the surround speaker is formed. And first speaker array integration is on the box, on the basis of forming around the audio, reduces and takes up an area of the space.

Description

Sound box and display device thereof

Technical Field

The utility model relates to a sound box technical field especially relates to a sound box and display device thereof.

Background

With the development of television screen display technology and the reduction of the price of television panel sheets, the screen enlargement of televisions is a future trend.

The improvement of the picture performance of the television tends to require that the sound requirement of the television is also a step. Particularly, the high-end large-screen models of 80 inches and 100 inches are provided with 5.1 or even 7.1 systems of a plurality of sound boxes, so that the immersive sound experience feeling is created. In a 5.1 system of a plurality of sound boxes, five sound channels of front left, front right, middle, right rear surround, left rear surround and the like are formed, and an ultralow frequency sound channel of 3Hz-120Hz is added, so the sound channel is generally called as a 5.l sound channel, namely, a sound box is respectively placed at five positions of front left, front right, middle, right rear and left rear to form the 5.1 system. The 5.1 or 7.1 system with multiple sound boxes has good sound surrounding effect but occupies too much space.

Accordingly, the prior art is yet to be improved and developed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a audio amplifier and display device thereof, aim at forming among the solution prior art and encircle the big problem of many audio amplifier system occupation of land of effect.

The utility model provides a technical scheme that technical problem adopted as follows:

an acoustic enclosure, comprising: the loudspeaker comprises a box body and a first loudspeaker array arranged on the box body, wherein sound outlets of at least two loudspeakers in the first loudspeaker array face different directions, so that the first loudspeaker array forms a surround loudspeaker.

The loudspeaker box, wherein, the speaker in the first speaker array all adopts full frequency loudspeaker.

The audio amplifier, wherein, the box has two, two the first speaker array that corresponds respectively on the box all includes: a first speaker and a second speaker; sound outlets of the first loudspeakers corresponding to the two boxes face the same direction; and sound outlets of the second loudspeakers corresponding to the two boxes respectively face towards the middle of the two boxes.

The loudspeaker of, wherein, the first speaker array still includes: the third loudspeaker is arranged on the top surface of the box body; the top surface of the box body is an inclined plane, and the inclined plane inclines downwards from one side of the box body, which deviates from the first loudspeaker, to one side of the box body, where the first loudspeaker is located.

The sound box, wherein, the sound box still includes: a second speaker array disposed on the cabinet; the second speaker array includes one or more of a tweeter, a midrange speaker, and a woofer.

The loudspeaker of, wherein, the second speaker array includes: a loudspeaker and two woofers, loudspeaker's sound outlet with the sound outlet of first speaker is towards the same direction.

The loudspeaker of, wherein, the second speaker array still includes: the heavy bass loudspeaker is arranged at the bottom of the box body; the bottom of the box body is provided with a plurality of support legs, and the sound emitting direction of the heavy bass loudspeaker is downward.

The sound box, wherein, the box includes: the sound column is arranged on the base and used for mounting the first loudspeaker array; and the sound post is provided with an installation position for connecting with the display.

The sound box, wherein, the base is the round platform shape, the sound column is the column, the top surface of sound column is higher than the display.

A display device, comprising: a display, such as a loudspeaker as described in any of the above.

Has the advantages that: since the sound emitted from the speakers reaches the human ear from different angles by orienting the sound outlets of the speakers in the first speaker array in different directions, the surround speaker is formed. And first speaker array integration reduces the occupation of land space of audio amplifier on the basis of forming the surround sound effect on the box.

Drawings

Fig. 1 is a schematic view of a first structure of the middle speaker box of the present invention.

Fig. 2 is a side view of the middle speaker of the present invention.

Fig. 3 is a schematic view of a second structure of the middle speaker of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention will be described in further detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides some embodiments of a speaker box.

As shown in fig. 1, the utility model discloses a sound box, include: the loudspeaker comprises a box body 1 and a first loudspeaker array 4 arranged on the box body 1, wherein sound outlets of at least two loudspeakers in the first loudspeaker array 4 face different directions, so that the first loudspeaker array 4 forms a surround loudspeaker.

The utility model discloses an among the scene such as audio amplifier can be used to family, meeting room, concert room, cinema, following will the utility model discloses an audio amplifier explains as the audio amplifier of display for the example.

The sound outlets of the speakers in the first speaker array face different directions, so that the sound emitted by the speakers reaches the ears of the user from different angles, for example, the sound emitted by the speakers in the first speaker array can be directly transmitted to the ears of the user, and can also be transmitted to the ears of the user after being transmitted, so that when the two speakers with the sound outlets facing different directions reach the ears of the user, the directions of the sound of the two speakers reaching the ears of the user are different, thereby forming the surround speaker. For example, a certain speaker of the first speakers is directed towards the user, and the sound emitted by the speaker reaches the user's ear directly from the front; one of the first loudspeakers is directed towards the wall surface, the sound emitted by the loudspeaker reaches the ears of the user from the side and the back through multiple reflections, then the sound is transmitted to the ears of the user from different directions, and the first loudspeaker array forms a surrounding sound field. And first speaker array integration is on box 1, rather than like in the prior art, on a plurality of audio amplifier set up different positions about around respectively, the utility model discloses an audio amplifier not only can save space, can also replay the cinema level and encircle the sound effect.

In a preferred embodiment of the present invention, all the speakers in the first speaker array are full-band speakers. That is, regardless of the frequency of the sound, the sound can be emitted through the speakers in the first speaker array, thereby realizing a full-band surround sound effect.

In a preferred embodiment of the present invention, the number of the box 1 may be one or more, and usually, the number of the box 1 is two, and the symmetry is disposed at two sides of the horizontal direction of the display 2, so that a left box and a right box are also formed, and thus a left channel signal and a right channel signal are correspondingly input. The cabinet 1 may be connected to the display 2 or may be separated from the display 2 and placed on a side surface of the display 2 in the horizontal direction. When two cases 1 are provided, the display 2 can be connected to the cases 1 and supported by the two cases 1.

The first speaker arrays 4 corresponding to each of the two cases 1 each include: a first speaker 41 and a second speaker 42; the sound outlets of the first speakers 41 corresponding to the two boxes face the same direction; the sound outlet of the second speaker 42 corresponding to each of the two boxes faces the middle of the two boxes 1.

Specifically, in order to form the left and right surround sound fields, speakers at different angles are provided in the left and right directions. For example, the sound outlet of the first speaker 41 is oriented perpendicular to the display 2, specifically, the sound outlet of the first speaker 41 is oriented perpendicular to the front of the display 2, that is, the sound outlet of the first speaker 41 is oriented toward the user. The sound outlet of the second speaker 42 is oriented at an angle to the sound outlet of the first speaker 41, for example, the sound outlet of the second speaker 42 is oriented towards the middle of the display 2. The sound outlet of the second loudspeaker 42 on the left box and the sound outlet of the second loudspeaker 42 on the right box are both towards the middle of the display 2. The sound outlets of the second speakers 42 arranged on the two boxes 1 are not parallel, an included angle is formed between the sound outlets, the second speaker 42 on the left box faces to the right, and the second speaker 42 on the right box faces to the left, so that the diffusion of a sound field can be facilitated, and the width of the sound field is increased.

Specifically, a groove is formed in the cabinet 1, the second speaker 42 is located in the groove, the bottom surface of the groove is inclined, and the orientation of the sound outlet of the second speaker 42 is adjusted by changing the inclination angle of the bottom surface of the groove.

In a preferred embodiment of the present invention, as shown in fig. 1 and 3, the first speaker array further includes: a third speaker 43 provided on the top surface of the cabinet 1; the top surface of the box body 1 is an inclined surface, and the inclined surface inclines downwards from one side of the box body 1 departing from the first loudspeaker 41 to one side of the box body 1 where the first loudspeaker 41 is located.

Specifically, as shown in fig. 2, the top surface of the cabinet 1 may be obliquely arranged, and the top surface is inclined downward from the back of the display 2 to the front of the display 2, the sound outlet of the third speaker 43 is inclined toward the front of the display 2, and the third speaker 43, the first speaker 41 and the second speaker 42 cooperate to emit sound from various angles, so as to form a complete surround sound field and reproduce a surround sound effect of 5.1.2 channels. The third speaker 43 is also a full range speaker.

Specifically, since the sound outlet of the third speaker 43 is not parallel to the sound outlet of the first speaker 41 or the sound outlet of the second speaker 42, that is, the sound outlet of the third speaker 43 is at an angle to the sound outlet of the first speaker 41, and the sound outlet of the third speaker 43 is at an angle to the sound outlet of the second speaker 42. The third speaker 43 is used to form an upper surround sound field, the third speaker 43 is directed to the ceiling, and the sound emitted from the third speaker 43 reaches the user's ear from above by reflection from the ceiling. Of course, by adjusting the orientation of the sound outlet of the third speaker 43, the sound emitted from the third speaker 43 is reflected by the ceiling and the wall surface and reaches the user's ear from the back and upper side of the user.

In a preferred embodiment of the present invention, as shown in fig. 1 and 3, the sound box further includes: a second speaker array 3 provided on the cabinet 1; the second loudspeaker array 3 comprises one or more of a tweeter, a midrange loudspeaker, and a woofer.

It should be noted that the first speaker 41, the second speaker 42, and the second speaker array 3 are opposite to the center position of the display 2, and in order to better display the picture, when the picture is shot and manufactured, the person or object in the picture is close to the middle as much as possible in the vertical (height) direction, that is, the sound production part of the person or object is within a certain range with the center line of the display 2 as the center in the vertical direction, based on the principle, the present invention arranges the first speaker 41, the second speaker 42, and the second speaker array 3 at the position opposite to the center position of the display 2, so the sound produced by the first speaker 41, the second speaker 42, and the second speaker array 3 is consistent with the sound production part of the person or object in the picture in the vertical direction, the sound heard by human ears is more like the sound production part of a person or a thing in a picture seen by human eyes. In the present invention, the display 2 is divided into three segments in the vertical direction, and the central position of the display 2 is the middle segment of the three segments, that is, the central position of the display 2 is the position between 1/3 height and 2/3 height of the display 2.

In a preferred embodiment of the present invention, as shown in fig. 1 and 3, the second speaker array 3 includes: a tweeter 32 and two woofers 31, the sound outlet of the tweeter facing the same direction as the sound outlet of the first speaker 41.

Specifically, the sound outlets of the speakers in the second speaker array 3 are oriented perpendicularly to the display 2. The middle and high pitch horns 32 have a good directivity, and therefore, the wave field formed by the sound emitted therefrom is small, and the difference in the vertical direction between the sound and the sound emission portion of the person or object on the screen can be further reduced by making the positions of the middle and high pitch horns 32 correspond to the center position of the display 2. In order to fully utilize the volume of the box body 1, the two woofers 31 share one cavity (the cavity is a hollow structure formed on the box body 1, an opening is arranged on the hollow structure, the woofer is arranged at the opening), the cavity can also contain a cavity of the tweeter 32, and certainly, the tweeter 32 can also not be provided with a cavity. The tweeter 32 and the woofer 31 are frequency-divided by passive components.

In a preferred embodiment of the present invention, as shown in fig. 1-3, in order to further improve the sound effect, the second speaker array further comprises: a heavy woofer 33 disposed at the bottom of the case 1.

The subwoofer 33 has poor directivity and is therefore disposed at the bottom of the housing 1, and the sound emitted from the subwoofer 33 can reach the user's ear. The bottom of the box body 1 is provided with a plurality of support legs 111, and the sound emitting direction of the heavy bass loudspeaker 33 is downward. The box body 1 is supported by the support legs 111, so that a gap is formed between a desktop on which the sound box is placed and the subwoofer 33, and sound emitted by the subwoofer 33 can be reflected back and forth on the desktop and uniformly mixed to form muddy bass.

The subwoofer 33 on the left box body and the right box body can be connected in parallel to receive the input of one path of power amplification bass signals of the display 2. Certainly, the subwoofer 33 on the left box and the right box can also be provided with a power amplifier to receive two paths of low-frequency sound source signals branched by the display 2. Two heavy bass are used, which releases the surge bass and brings shocking audio-visual experience.

In a preferred embodiment of the present invention, as shown in fig. 1 to 3, the box body 1 includes: a base 11 for mounting the subwoofer 33, a sound post 12 arranged on the base 11 for mounting the first speaker array; be provided with on the sound column 12 be used for with the installation position that display 2 is connected, for example, can set up the mounting panel on the sound column 12, be provided with the draw-in groove on the mounting panel, be provided with on the display with draw-in groove complex card is protruding, goes into the draw-in groove with the protruding card of display, realizes being connected of display and audio amplifier to the display can be put on the desktop through the supporting role of audio amplifier.

Specifically, the fret 12 is cylindrical, and the area of the cross section of the base 11 is larger than that of the fret 12, so that the display 2 can be stably supported by the base 11. The base 11 is in a circular truncated cone shape, and the stability of the display 2 is further improved. Because the size of the subwoofer 33 is larger than the sizes of other loudspeakers or speakers, the subwoofer 33 can be arranged in the base 11 with a larger size, so that the volume of the box body 1 is fully utilized, and the subwoofer 33 is also in a truncated cone shape, so that the truncated cone-shaped base can be fully utilized for installation. The top surface of the column loudspeaker 12 is higher than the display, the broadside of the display is connected with the column loudspeaker 12, and the broadside of the display is fixed through the column loudspeaker 12.

Based on above-mentioned embodiment be used for display 2's audio amplifier, the utility model discloses still provide a display device's preferred embodiment:

as shown in fig. 1, the display device according to the embodiment of the present invention includes: the display 2 is a sound box as described above.

To sum up, the utility model provides a sound box and display device thereof, the sound box includes: the loudspeaker comprises a box body and a first loudspeaker array arranged on the box body, wherein sound outlets of at least two loudspeakers in the first loudspeaker array face different directions, so that the first loudspeaker array forms a surround loudspeaker. Through the sound outlet with each speaker in the first speaker array towards different directions, the sound that each speaker sent arrives people's ear from different angles, consequently, the sound that each speaker sent in the first speaker array can directly propagate to user's ear, can also propagate to user's ear after the transmission, and when two speakers of sound outlet orientation equidirectional not arrived user's ear, the direction that the sound of two speakers arrived people's ear was inequality so, thereby forms around the speaker. And the first loudspeaker array is integrated on the box body, so that not only can the space be saved, but also a surround sound effect can be formed.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims (9)

1. An acoustic enclosure, comprising: the loudspeaker comprises a box body and a first loudspeaker array arranged on the box body, wherein sound outlets of at least two loudspeakers in the first loudspeaker array face different directions, so that the first loudspeaker array forms a surround loudspeaker; the box has at least two, two in at least two the box respectively on the first speaker array that corresponds all include: a first speaker and a second speaker; sound outlets of the first loudspeakers corresponding to the two boxes face the same direction; and sound outlets of the second loudspeakers corresponding to the two boxes respectively face towards the middle of the two boxes.

2. The loudspeaker of claim 1, wherein the loudspeakers of the first loudspeaker array are all full-range loudspeakers.

3. The acoustic enclosure of claim 1, wherein the first speaker array further comprises: the third loudspeaker is arranged on the top surface of the box body; the top surface of the box body is an inclined plane, and the inclined plane inclines downwards from one side of the box body, which deviates from the first loudspeaker, to one side of the box body, where the first loudspeaker is located.

4. An acoustic enclosure according to claim 1 or 3, further comprising: a second speaker array disposed on the cabinet; the second speaker array includes one or more of a tweeter, a midrange speaker, and a woofer.

5. An acoustic enclosure according to claim 4, wherein the second loudspeaker array comprises: a loudspeaker and two woofers, loudspeaker's sound outlet with the sound outlet of first speaker is towards the same direction.

6. The acoustic enclosure of claim 4, wherein the second speaker array further comprises: the heavy bass loudspeaker is arranged at the bottom of the box body; the bottom of the box body is provided with a plurality of support legs, and the sound emitting direction of the heavy bass loudspeaker is downward.

7. The acoustic enclosure of claim 6, wherein the enclosure comprises: the sound column is arranged on the base and used for mounting the first loudspeaker array; and the sound post is provided with an installation position for connecting with the display.

8. The sound box according to claim 7, wherein the base is in a shape of a truncated cone, the sound post is in a shape of a column, and a top surface of the sound post is higher than the display.

9. A display device, comprising: a display, the loudspeaker of any one of claims 1 to 8.

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