CN219812252U

CN219812252U - Panoramic sound system

Info

Publication number: CN219812252U
Application number: CN202320980982.XU
Authority: CN
Inventors: 万斯琪; 赵恒灿
Original assignee: Shenzhen Maniway Electronics Ltd
Current assignee: Shenzhen Maniway Electronics Ltd
Priority date: 2023-04-19
Filing date: 2023-04-19
Publication date: 2023-10-10
Anticipated expiration: 2033-04-19

Abstract

The utility model relates to a panoramic sound system, which comprises a strip-shaped main machine sound box, a rear surrounding sound box and a bass sound box, wherein lateral speakers outwards are symmetrically arranged on the end surfaces of two sides of the strip-shaped main machine sound box, and the lateral speakers incline forwards; the sound box of the strip-shaped main machine is also symmetrically provided with a full-frequency loudspeaker, a wire membrane tweeter and a middle woofer, and the full-frequency loudspeaker is upwards and forwards inclined for 15 degrees; the top loudspeaker of the back surrounding sound box is upwards and forwards inclined by 15 degrees, and the front surface of the back surrounding sound box is provided with a forward loudspeaker. The two sides of the sound box of the strip-shaped main machine are symmetrically provided with the lateral loudspeaker, the full-frequency loudspeaker, the wire membrane tweeter and the middle woofer, so that the main forward sound quality of the sound box of the strip-shaped main machine is improved, and the sound effect has layering sense and thickness sense; the panoramic sound system can enable a viewer to obtain sound effects which are round in all directions and have three-dimensional sense, positioning sense and spatial sense by matching with the top loudspeaker and the front loudspeaker of the rear round sound box at the rear of two sides.

Description

Panoramic sound system

Technical Field

The utility model relates to the field of sound systems, in particular to a panoramic sound system.

Background

Dolby panoramic sound (Dolby Atmos) is a 3D surround sound technology developed by Dolby laboratories, breaks through the concept of 5.1 channels and 7.1 channels in the traditional sense, can combine film content, presents dynamic sound effects, truly creates sound effects of far and near, realizes sound field enclosure, presents more sound details, and improves the viewing experience of panoramic sound of audiences.

In order to enable a general consumer to experience panoramic sound effect at home, a simple sound system for a home theater appears in the market, for example, patent publication number CN209089210U discloses a panoramic sound effect sound system applicable to a home television, which can provide 4.0.2-channel panoramic sound effect, but the system comprises a strip sound and a heavy bass sound box, the sound of the sound system mainly sources only the strip sound, the sound obtained by a viewer is all from the front, and the surrounding effect is general; the types of the generated loudspeakers at the two sides of the strip-shaped sound box are single, the generated sound is basically medium-frequency sound, and the sound effect is thin.

Disclosure of Invention

The utility model provides a panoramic sound system, which aims to solve the problems that the existing simple panoramic sound system only has a sound box with sound sources in front of a viewer, the surrounding effect is general, the types of speakers of left and right channels of the sound box are single, the sound box only has medium-frequency sound and the sound effect is thin.

The technical scheme of the utility model is as follows:

the panoramic sound system comprises a strip-shaped main machine sound box and two rear surrounding sound boxes which are distributed in a triangular mode, and further comprises a bass sound box, wherein the bass sound box is positioned on one side of the strip-shaped main machine sound box, lateral speakers facing outwards are symmetrically arranged on two side faces of the strip-shaped main machine sound box, and the lateral speakers incline for 15 degrees towards the front side face of the strip-shaped main machine sound box; the strip-shaped main machine loudspeaker box is also symmetrically provided with two loudspeaker groups, wherein the loudspeaker groups comprise full-frequency loudspeakers, wire membrane tweeters and middle woofers, and the full-frequency loudspeakers are positioned between the wire membrane tweeters and the middle woofers; the full-frequency loudspeaker is upwards inclined by 15 degrees towards the front of the sound box of the strip-shaped main machine; the top of back surround the audio amplifier is equipped with the top loudspeaker, the top loudspeaker upwards and towards the front side slope 15 of back surround the audio amplifier, the front of back surround the audio amplifier is equipped with forward loudspeaker.

According to the utility model of the scheme, the placement distance between the two rear surrounding sound boxes is larger than the length of the strip-shaped main machine sound box.

According to the utility model, the two sides of the sound box of the strip-shaped main machine are also provided with the side woofers, and the side woofers are positioned beside the side woofers on the same side and are used for improving the bass effect of the side speaker group.

According to the utility model of the scheme, the EVA sound insulation plate is arranged between the lateral loudspeaker and the loudspeaker group.

According to the utility model, the middle part of the strip-shaped main machine sound box is provided with the main machine control panel, and the main machine control panel is provided with the power switch key, the volume increasing key, the volume decreasing key, the mode switching key and the mute key.

Further, two middle-mounted middle-voice horns are arranged in the middle of the sound box of the strip-shaped main machine, and the two middle-mounted middle-voice horns are symmetrically distributed on two sides of the control panel of the main machine.

Further, an EVA sound insulation board is arranged between the middle-pitch loudspeaker and the loudspeaker group.

According to the utility model, the strip-shaped main machine sound box comprises the strip-shaped supporting seat and the strip-shaped iron net, wherein the strip-shaped supporting seat is used for installing and fixing a plurality of speakers, and the strip-shaped iron net is assembled outside the strip-shaped supporting seat.

Further, the strip-shaped supporting seat is integrally formed by stamping an aluminum material, and a plurality of horn holes are formed in the strip-shaped supporting seat.

Further, the strip-shaped iron net is L-shaped and is in sliding connection with the strip-shaped supporting seat.

Furthermore, the edges of the two strip edges of the strip-shaped iron net are provided with folded edges, and the strip-shaped supporting seat is provided with an adaptive chute corresponding to the folded edges.

Further, the surface of the strip-shaped iron net is provided with reticular holes.

According to the utility model of the scheme, the bottom of the bass sound box is provided with the downward bass loudspeaker, and the front surface of the bass sound box is provided with the exhaust air duct communicated with the inside of the bass sound box.

According to the utility model, the bottom of the bass sound box is provided with a plurality of inverted cone-shaped supporting feet, and the supporting feet are used for lifting the bottom of the bass sound box.

The utility model according to the scheme has the beneficial effects that:

the sound box comprises a strip-shaped main machine sound box and two rear surrounding sound boxes, wherein lateral speakers and speaker groups are symmetrically arranged on two sides of the strip-shaped main machine sound box, each speaker group comprises a full-frequency speaker, a wire film tweeter and a middle woofer, so that the main sound is clear, meanwhile, the sound box has better high and low frequency effects, the main forward sound quality of the strip-shaped main machine sound box is improved, and the sound effect has layering sense and thickness sense;

the loudspeaker group is matched with the lateral loudspeakers, so that a viewer can obtain sound transmitted forward by the sound box of the strip-shaped host machine and also obtain sound reflected by walls at two sides; in addition, the full-frequency loudspeaker of the sound box of the strip-shaped main machine enables a viewer to feel that sound is transmitted from the top in front, and then the top loudspeaker opening of the surrounding sound box is upward and is inclined by 15 degrees to the front side surface of the surrounding sound box, so that the viewer can feel that sound is transmitted from the top in rear; therefore, the panoramic sound system can enable a viewer to obtain sound effects which are surrounded in all directions, and the sound effects have three-dimensional sense, positioning sense and spatial sense.

Drawings

FIG. 1 is a schematic top view of the present utility model;

FIG. 2 is a schematic diagram of a side view of the present utility model;

FIG. 3 is an exploded view of a sound box of a main speaker bar according to the present utility model;

FIG. 4 is an exploded view of the rear surround sound box of the present utility model;

fig. 5 is a schematic structural diagram of a bass loudspeaker according to the present utility model.

In the figure, 1, a strip-shaped main machine sound box; 101. a strip-shaped supporting seat; 102. a strip-shaped iron net;

11. a lateral horn; 12. side woofers;

13. a full frequency horn; 14. a wire membrane tweeter; 15. a middle bass loudspeaker; 16. a middle-pitch loudspeaker is arranged in the middle; 17. a host control panel; 18. EVA sound insulation board;

2. a rear surround sound box; 21. a top horn; 22. a forward horn;

3. a bass sound box; 31. a woofer; 32. an exhaust air duct; 33. supporting feet;

4. a display;

5. and (5) a viewer.

Detailed Description

For a better understanding of the objects, technical solutions and technical effects of the present utility model, the present utility model will be further explained below with reference to the drawings and examples. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, it is stated that the embodiments described below are only for explaining the present utility model and are not intended to limit the present utility model.

It should be noted that, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship conventionally put when the product is used, or the orientation or positional relationship conventionally understood by those skilled in the art, or the orientation or positional relationship conventionally put when the product is used, which is merely for convenience in describing the present utility model and simplifying the description, and is not indicative or implying that the apparatus or element to be referred must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

The terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.

As shown in fig. 1 to 4, a panoramic sound system includes a main speaker bar 1, two rear surround speakers 2 and a bass sound box, wherein the main speaker bar 1 is connected with a display 4 by wire, the bass sound box is connected with the main speaker bar 1 by 5.8GHz wireless, and the two rear surround speakers 2 are also connected with the main speaker bar 1 by 5.8GHz wireless. When the display device is installed and used, the strip-shaped main machine loudspeaker box 1 is placed in front of the display 4 and is close to the display 4, the bass loudspeaker box 3 is placed on the ground on one side of the display 4, the two rear surrounding loudspeaker boxes 2 are placed on the left side and the right side behind a viewer, and the placement distance between the two rear surrounding loudspeaker boxes 2 is larger than the length of the strip-shaped main machine loudspeaker box 1.

The middle part of bar host computer audio amplifier 1 is equipped with host computer control panel 17, and host computer control panel 17 is inside to be the main control board, and host computer control panel 17 is equipped with switch key, volume key, mode switch key and mute key. A plurality of horns are symmetrically arranged on two sides of the host control panel 17, and the types and the number of the horns on two sides are the same.

In order to improve the richness of sound of the sound box of the strip-shaped main machine, the sound box 1 of the strip-shaped main machine is provided with a lateral loudspeaker 11, a full-frequency loudspeaker 13, a woofer and a wire membrane tweeter 14. Taking the left half side of the sound box 1 of the bar-shaped main machine (the left side of the control panel 17 of the main machine) as an example, the lateral loudspeaker 11 facing the outer side is arranged on the side surface of the sound box 1 of the bar-shaped main machine, the lateral loudspeaker 11 is inclined by 15 degrees towards the front surface of the sound box 1 of the bar-shaped main machine, and sound waves of the lateral loudspeaker 11 are reflected by the wall surface on the left side and then reach the viewer; the side woofer 12 is provided on the side of the side horn 11 for enhancing the bass effect of the horn region on the side. A first loudspeaker group is arranged on the right side of the side woofer 12, and comprises a full-frequency loudspeaker 13, a silk membrane tweeter 14 positioned on the left side of the full-frequency loudspeaker 13, and a middle woofer 15 positioned on the right side of the full-frequency loudspeaker 13; the full-frequency loudspeaker 13 is upwards inclined by 15 degrees towards the front of the sound box 1 of the strip-shaped main machine, and sound waves of the full-frequency loudspeaker 13 are reflected by a ceiling and reach the front of a viewer; the wire membrane tweeter 14 is used for improving the tweeter effect of the first speaker group, and the mid-bass horn 15 is used for improving the woofer effect of the first speaker group.

The EVA acoustic panel 18 is provided between the side woofer 12 and the first horn group, so that crosstalk of sound between the side woofer 11 and the first horn group can be reduced.

Because the right half side (right side of the host control panel 17) of the sound box 1 of the strip-shaped host is symmetrical to the left half side of the loudspeaker arrangement structure, the right half side is sequentially provided with a lateral loudspeaker 11, a side woofer 12, a wire membrane tweeter 14, a full-frequency loudspeaker 13 and a middle woofer 15 from right to left, and the wire membrane tweeter 14, the full-frequency loudspeaker 13 and the middle woofer 15 form a second loudspeaker group. Similarly, an EVA baffle 18 is also provided between the right side woofer 12 and the second group of speakers, to reduce crosstalk of sound between the right side woofer 11 and the second group of speakers. The lateral loudspeaker 11 on the right side is inclined 15 degrees towards the front of the sound box 1 of the strip-shaped main machine, and sound waves of the lateral loudspeaker are reflected by the wall surface on the right side and then reach the position of a viewer; the side woofer 12 is used to boost the bass effect of the side woofer 11. The sound wave of the full-frequency loudspeaker 13 is emitted and then reflected by the ceiling to reach the viewer; the wire membrane tweeter 14 on the right side is used for enhancing the tweeter effect of the second speaker group, and the mid woofer 15 on the right side is used for enhancing the woofer effect of the second speaker group.

As shown in fig. 1 and 2, the dashed lines in the figures indicate the direction of sound propagation. As can be seen, the two sides of the sound box 1 of the bar-shaped main machine are symmetrically provided with a lateral loudspeaker 11, a side woofer 12, a wire film tweeter 14, a full-frequency loudspeaker 13 and a middle woofer 15 from outside to inside, the lateral loudspeakers 11 at the two outermost sides incline forward by 15 degrees and are reflected to a viewer through walls, the viewer obtains sound transmitted forward by the sound box 1 of the bar-shaped main machine and also obtains sound reflected by the walls at the two sides, and the bass effect of the speaker group at the side of the sound box is increased by utilizing the side woofer 12, so that the sound effect richness is improved; the left and right groups of loudspeaker groups of the sound box 1 of the strip-shaped main machine are provided with full-frequency loudspeakers 13, wire membrane tweeters 14 and middle woofers 15, so that clear main sound and high and low frequency effects are ensured, and the main forward sound quality of the sound box 1 of the strip-shaped main machine is improved, so that the sound effect has layering sense and thickness sense; the sound of the full-frequency horn 13 is reflected from the ceiling so that the viewer perceives the sound as coming from the top of the front.

In addition, the rear surrounding sound box 2 positioned at the rear of the two sides of the viewer is provided with a top loudspeaker 21 above, the opening of the top loudspeaker 21 is upward and the front side surface of the rear surrounding sound box 2 is inclined by 15 degrees, and the sound of the top loudspeaker 21 is reflected to the front of the viewer through the ceiling, so that the viewer feels that the sound is transmitted from the rear top; the front side of the back surround sound box 2 is provided with a forward loudspeaker 22, and the forward loudspeakers 22 of the two back surround sound boxes 2 respectively transmit sound forwards from the left side and the right side of a viewer, so that the viewer feels the sound transmitted from the rear, and therefore, the two back surround sound boxes 2 are matched with the strip-shaped main machine sound box 1, so that the sound effect of the panoramic sound system has three-dimensional sense, positioning sense and spatial sense.

In a preferred embodiment, two middle-pitch horns 16 are arranged in the middle of the sound box 1 of the bar-shaped main machine, and the two middle-pitch horns 16 are symmetrically distributed on two sides of the control panel 17 of the main machine and used for enhancing the middle-pitch effect of the sound box 1 of the bar-shaped main machine. And an EVA sound insulation board 18 is also provided between the center midrange speaker 16 and the center woofer 15 to reduce crosstalk of sound.

As shown in fig. 3, in a preferred embodiment, the sound box 1 of the strip-shaped main machine includes a strip-shaped supporting seat 101 and a strip-shaped iron net 102, the strip-shaped supporting seat 101 is formed by stamping steel into one body, and is provided with a plurality of horn holes, and the strip-shaped supporting seat 101 is used for installing and fixing parts such as horns, a main control board and the like. The bar-shaped iron net 102 is assembled outside the bar-shaped supporting seat 101 for decoration and protection, and the mesh (not shown) is transparent to horn sound waves. In order to improve the assembly efficiency of the strip-shaped iron net 102, the strip-shaped iron net 102 is L-shaped and can be in sliding assembly connection with the strip-shaped supporting seat 101; specifically, the edges of the two long sides of the strip-shaped iron net 102 are provided with folded edges, the strip-shaped supporting seat 101 is provided with an adaptive chute, and the folded edges are inserted into the chute from the side surface, so that the strip-shaped iron net 102 and the strip-shaped supporting seat 101 can be assembled together.

As shown in fig. 5, in the present utility model, a downward woofer 31 is disposed at the bottom of the woofer 3, and an exhaust duct 32 is disposed on the front of the woofer 3 and is connected to the internal space of the woofer 3, so as to exhaust the gas in the woofer 3 and balance the air pressure in and out of the chamber. When the bass loudspeaker 3 has sound, the bass loudspeaker 31 of the bass loudspeaker 3 moves inwards or outwards to push air, the pressure inside the box is different from the pressure outside the box, and at the moment, the exhaust air duct 32 can exhaust internal gas to balance air pressure.

The bottom of bass sound box 3 is equipped with a plurality of back taper supporting legs 33, and supporting legs 33 are used for raising bass sound box 3 bottom for woofer 31 keeps away from ground, guarantees to have enough space to spread out the heavy bass, ensures bass effect of bass sound box 3.

In summary, the two sides of the sound box of the strip-shaped main machine are symmetrically provided with the lateral loudspeaker, the full-frequency loudspeaker, the wire membrane tweeter and the middle woofer, so that the main forward sound quality of the sound box of the strip-shaped main machine is improved, and the sound effect has layering sense and thickness sense; the panoramic sound system can enable a viewer to obtain sound effects which are round in all directions and have three-dimensional sense, positioning sense and spatial sense by matching with the top loudspeaker and the front loudspeaker of the rear round sound box at the rear of two sides.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A panoramic sound system comprises a strip-shaped main machine sound box and a bass sound box, and is characterized by further comprising two rear surrounding sound boxes positioned at the rear of two sides of a viewer;

the two side end faces of the sound box of the strip-shaped main machine are symmetrically provided with outward lateral speakers, and the lateral speakers incline 15 degrees towards the front side face of the sound box of the strip-shaped main machine;

the strip-shaped main machine loudspeaker box is also symmetrically provided with two loudspeaker groups, wherein the loudspeaker groups comprise full-frequency loudspeakers, wire membrane tweeters and middle woofers, and the full-frequency loudspeakers are positioned between the wire membrane tweeters and the middle woofers; the full-frequency loudspeaker is upwards inclined by 15 degrees towards the front of the sound box of the strip-shaped main machine;

the top of back surround the audio amplifier is equipped with the top loudspeaker, the top loudspeaker upwards and towards the front side slope 15 of back surround the audio amplifier, the front of back surround the audio amplifier is equipped with forward loudspeaker.

2. A panoramic sound system as recited in claim 1 wherein the placement distance between two of said rear surround speakers is greater than the length of said main speaker bar.

3. The panoramic sound system of claim 1 wherein said main speaker strip is further provided with side woofers on either side of said main speaker strip, said side woofers being located beside said side woofers on the same side.

4. A panoramic sound system according to claim 1 wherein EVA baffle is provided between said lateral horns and said group of horns.

5. The panoramic sound system of claim 1 wherein a host control panel is provided in the middle of the main speaker bar, the host control panel having a power switch key, a volume up key, a volume down key, a mode switch key, and a mute key.

6. The panoramic sound system of claim 5, wherein two center-mounted speakers are arranged in the middle of the sound box of the main frame, and the center-mounted speakers are symmetrically distributed on two sides of the control panel of the main frame.

7. The panoramic sound system of claim 6 wherein an EVA baffle is provided between said center midrange horn and said group of horns.

8. The panoramic sound system of claim 1 wherein said main speaker comprises a bar-shaped support for mounting a plurality of speakers and a bar-shaped iron mesh mounted on the exterior of said bar-shaped support.

9. The panoramic sound system of claim 1, wherein the bottom of the bass sound box is provided with a downward bass horn, and the front of the bass sound box is provided with an exhaust air duct communicated with the inside of the bass sound box.

10. A panoramic sound system according to claim 1 or 9, wherein the base of the bass loudspeaker is provided with a plurality of inverted cone shaped support feet for raising the base of the bass loudspeaker.