CN222170012U - A new type of wall-mounted sound amplification speaker - Google Patents

Abstract

The utility model relates to the technical field of sound boxes, and discloses a novel wall-mounted sound amplifying speaker, comprising a sound box body; a first inclined plate and a second inclined plate are symmetrically arranged at the front end of the sound box body; and the first inclined plate is inclined toward the left front, and the second inclined plate is inclined toward the right front; a first speaker group and a second speaker group are arranged inside the sound box body, facing the first inclined plate and the second inclined plate; thereby, the first speaker group and the second speaker group respectively emit sound in two directions toward the lower left and the lower right; the sound box is specially designed for a standard classroom environment, the first inclined plate is inclined toward the left front, and the second inclined plate is inclined toward the right front, the first speaker group and the second speaker group are respectively oriented toward the lower left and the lower right, the speaker can realize two-way sound emission, can reduce sound reflection and diffusion, reduce echo and noise, and expand the coverage of sound; no professional personnel are required to perform complex directivity adjustments during installation, and the sound amplification quality and deployment efficiency in the classroom can be significantly improved.

Description

Novel wall-mounted sound amplifying sound box

Technical Field

The utility model relates to the technical field of sound boxes, in particular to a novel wall-mounted sound amplifying sound box.

Background

Wall mounted speakers are commonly used for mounting on walls to save space and provide a more neat sound solution, and are commonly of flat, compact design, which can be easily hung on a wall to incorporate interior trim;

The traditional wall-mounted sound box is inconvenient to implement in the classroom in a symmetrical installation mode, and the sound box is not good in opposite glass sound effect, so that the wall-mounted sound box with two-way sound production on one side needs to be designed;

The utility model aims to solve the technical problem of providing a wall-mounted sound box with a single-side installed bidirectional sound.

Disclosure of utility model

The utility model aims to solve the technical problems that a wall-mounted sound box with bidirectional sound production is arranged on one side, a first inclined plate is inclined towards the left front, a second inclined plate is inclined towards the right front, a first loudspeaker group and a second loudspeaker group respectively face towards the left lower side and the right lower side, the sound box can realize bidirectional sound production, sound reflection and diffusion can be reduced, echo and noise are reduced, the coverage range of sound is enlarged, and a professional is not required to carry out complicated directivity adjustment during installation, so that classroom sound amplifying quality and deployment efficiency can be remarkably improved.

A novel wall-mounted sound amplifying box comprises a box body, wherein a first inclined plate and a second inclined plate are symmetrically arranged at the front end of the box body, the first inclined plate is inclined to the left front, the second inclined plate is inclined to the right front, a first loudspeaker set and a second loudspeaker set which are opposite to the first inclined plate and the second inclined plate are arranged in the box body, and therefore the first loudspeaker set and the second loudspeaker set respectively sound in a bidirectional sounding mode to the left lower side and the right lower side.

Preferably, the sound box body comprises a rear plate, a left side plate and a right side plate which are arranged on two sides of the rear plate, wherein the first inclined plate and the second inclined plate are arranged in front of the rear plate and are respectively connected with the left side plate and the right side plate, and a top plate and a bottom plate which are used for sealing the rear plate are respectively arranged at the top and the bottom of the rear plate.

Preferably, the angle between the central axis of the first speaker group or the central axis of the second speaker group and the rear plate is sixty-five degrees when the sound box body is seen from the top, the angle between the first inclined plate or the second inclined plate and the rear plate is twenty-five degrees, and the angle between the central axis of the first speaker group or the central axis of the second speaker group and the rear plate is sixty-nine-five degrees when the sound box body is seen from the left side surface or the right side surface.

Preferably, the left side plate or the right side plate is provided with a through hole, and a phase inverter tube for adjusting low-frequency sound effect is arranged in the through hole.

Preferably, the front end of the sound box body is provided with an iron net for protecting the first loudspeaker group and the second loudspeaker group, the iron net covers the first inclined plate, the second inclined plate, the left side plate and the right side plate, and two ends of the iron net are respectively fixed with the left side plate and the right side plate through screws.

The rear side of the rear plate is provided with a plurality of wall hanging brackets which are arranged on the wall, the wall hanging brackets and the rear plate are fixed through screws, wall hanging holes are formed in the wall hanging brackets in a penetrating mode, the rear plate is internally provided with grooves, and junction boxes are arranged in the grooves.

Preferably, the first inclined plate and the second inclined plate are respectively provided with a big speaker hole site and a small speaker hole site which are distributed up and down in a penetrating mode, the big speaker hole site is positioned above the small speaker hole site, the first speaker group and the second speaker group respectively comprise a big speaker and a small speaker, and the big speaker and the small speaker are installed with the corresponding big speaker hole site and the small speaker hole site.

Preferably, the size of the large speaker is 5.25 inches and the size of the small speaker is 3 inches.

Compared with the prior art, the novel wall-mounted sound amplifying box has the beneficial effects that the novel wall-mounted sound amplifying box is specially designed for a standard classroom environment, the first inclined plate is inclined towards the left front, the second inclined plate is inclined towards the right front, the first loudspeaker set and the second loudspeaker set respectively face towards the left lower side and the right lower side, the sound amplifying box can realize bidirectional sound production, can reduce sound reflection and diffusion, reduce echo and noise, enlarge the coverage range of sound, and can remarkably improve classroom sound amplifying quality and deployment efficiency without complicated directivity adjustment by professionals during installation.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic diagram of the overall structure of the present utility model.

Fig. 3 is a schematic view of the exploded construction of fig. 1 according to the present utility model.

Fig. 4 is a schematic view of the left side structure of fig. 1 of the present utility model.

Fig. 5 is a right side schematic view of fig. 1 according to the present utility model.

Fig. 6 is a schematic view of the rear side structure of fig. 1 of the present utility model.

Fig. 7 is a schematic view of the bottom structure of fig. 1 of the present utility model.

Fig. 8 is a schematic view of the present utility model in a classroom mounting location.

Fig. 9 is a schematic view of the structure angle of the present utility model.

Fig. 10 is a schematic view of the installation angle of the present utility model.

In the figure, 1, a sound box body; 2, a first inclined plate, 3, a second inclined plate, 4, a rear plate, 5, a left side plate, 6, a right side plate, 7, a top plate, 8, a bottom plate, 9, a through hole, 10, a phase inversion pipe, 11, an iron net, 12, a wall hanging bracket, 13, a junction box, 14, a big speaker hole site, 15, a small speaker hole site, 16, a big speaker, 17 and a small speaker.

Detailed Description

The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that the terms "first," "second," and the like herein are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the disclosure described herein may be capable of operation in sequences other than those illustrated or described herein. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure.

Referring to fig. 1 to 10, in an embodiment of the utility model, a novel wall-mounted sound amplifying box comprises a box body 1, wherein a first inclined plate 2 and a second inclined plate 3 are symmetrically arranged at the front end of the box body 1, the first inclined plate 2 is inclined towards the left front, the second inclined plate 3 is inclined towards the right front, and a first loudspeaker set and a second loudspeaker set which are opposite to the first inclined plate 2 and the second inclined plate 3 are arranged in the box body 1, so that the first loudspeaker set and the second loudspeaker set respectively sound in a bidirectional manner towards the left lower side and the right lower side.

Specifically, the front end of the sound box body 1 adopts a symmetrical design, a first inclined plate 2 and a second inclined plate 3 are respectively arranged, so that the overall appearance is more balanced, the first inclined plate 2 is inclined to the left front, the second inclined plate 3 is inclined to the right front, the sound propagation direction can be optimized, the sound can be more reasonably dispersed to the left side and the right side, a first loudspeaker set and a second loudspeaker set which are opposite to the first inclined plate 2 and the second inclined plate 3 are arranged in the sound box body 1, the sound signals can be ensured to be more effectively propagated to the surrounding space through the inclined plates, and the sound box can realize bidirectional sound production due to the fact that the first loudspeaker set and the second loudspeaker set face to the left lower side and the right lower side respectively, the sound coverage range is enlarged, and a listener can feel the audio effect more comprehensively.

Further, the sound box body 1 comprises a rear plate 4, a left side plate 5 and a right side plate 6 arranged on two sides of the rear plate 4, wherein the first inclined plate 2 and the second inclined plate 3 are arranged in front of the rear plate 4 and are respectively connected with the left side plate 5 and the right side plate 6, and a top plate 7 and a bottom plate 8 for sealing the rear plate 4 are respectively arranged at the top and the bottom of the rear plate.

Specifically, the sound box body 1 comprises a rear plate 4, a left side plate 5, a right side plate 6, a first inclined plate 2 and a second inclined plate 3, which form a basic frame of the whole sound box, wherein the first inclined plate 2 and the second inclined plate 3 are respectively positioned in front of the rear plate 4 and are connected with the left side plate 5 and the right side plate 6, so that the stable fixation of the inclined plates is ensured, the whole structure is more balanced, and the top and the bottom of the rear plate 4 are respectively provided with a top plate 7 and a bottom plate 8 for sealing the rear plate 4, thereby being beneficial to preventing audio signals from leaking and improving the acoustic performance of the sound box.

Further, the angle between the center axis of the first speaker group or the center axis of the second speaker group and the rear plate 4 is sixty-five degrees when the sound box body 1 is seen from the top, the angle between the first inclined plate 2 or the second inclined plate 3 and the rear plate 4 is twenty-five degrees, and the angle between the center axis of the first speaker group or the center axis of the second speaker group and the rear plate 4 is sixty-nine five degrees when the sound box body 1 is seen from the left side or the right side.

Specifically, when viewed from the top, the angle between the central axis of the first speaker group or the central axis of the second speaker group and the rear plate 4 is sixty-five degrees, which means that the sound emission direction of the speaker group presents a certain inclination relative to the vertical axis, thereby being beneficial to better covering the audience area, meeting the clear listening requirements of students in the first row and the last row of corners of the classroom, and enabling the sound box to expand to reach the position; the angle between the first inclined plate 2 or the second inclined plate 3 and the rear plate 4 is twenty-five degrees, which can influence the refraction and diffusion of sound to improve the sound field performance of the sound box, the angle between the central axis of the first loudspeaker set or the central axis of the second loudspeaker set and the rear plate 4 is sixty-nine-five degrees when seen from the left side surface or the right side surface, the sound emission direction of the loudspeaker set presents larger inclination relative to the vertical axis at the side view angle to better meet the sound requirement of the audience position, in an actual classroom, a cross beam and a large-area glass window are usually arranged to form the sound reflection surface, acoustic defects such as echo and standing wave are easy to cause, therefore, the installation height of the sound box is not too high, the angle should face the student, the central axis of the sound box is opposite to the middle student of the classroom, the front of the sound box is inclined towards the ground to form an included angle of 20.5 DEG with the sound transmission wall, the sound box is prevented from being opposite to glass, the glass reflection causes high sound scattering and the included angle with the wall is not less than 20.5 DEG.

Further, the left side plate 5 or the right side plate 6 is formed with a through hole 9, and a phase inverter tube 10 for adjusting the low frequency sound effect is provided in the through hole 9.

Specifically, the left side plate 5 or the right side plate 6 is provided with a through hole 9 which is beneficial to improving the air flow in the loudspeaker box and influencing the propagation and adjustment of the low-frequency sound effect, the through hole 9 is internally provided with a phase inversion tube 10 used for adjusting the low-frequency sound effect, the phase inversion tube 10 is a device used for adjusting the audio phase and frequency response and is used for adjusting the low-frequency sound effect, the low-frequency sound effect of the box body can be adjusted by changing the length of the phase inversion tube 10, and the phase inversion tube 10 with different lengths is used for replacing, so that the required sound effect is achieved.

Furthermore, an iron net 11 for protecting the first speaker group and the second speaker group is arranged at the front end of the sound box body 1, the iron net 11 covers the first inclined plate 2, the second inclined plate 3, the left side plate 5 and the right side plate 6, and two ends of the iron net 11 are respectively fixed with the left side plate 5 and the right side plate 6 through screws.

Specifically, the front end of the sound box body 1 is protected by adopting the iron net 11 to ensure that the first loudspeaker set and the second loudspeaker set are prevented from being collided or damaged by external objects, the iron net 11 covers the first inclined plate 2, the second inclined plate 3, the left side plate 5 and the right side plate 6, so that the loudspeaker set can be effectively protected, all structural parts of the sound box can be protected, the sound box is more durable, two ends of the iron net 11 are fixed with the left side plate 5 and the right side plate 6 through screws, the iron net 11 is ensured to be closely attached to the front end of the sound box, and meanwhile, a user can conveniently detach and maintain the sound box when needed.

Further, a plurality of wall hanging brackets 12 which are installed on the wall are installed on the rear side of the rear plate 4, the wall hanging brackets 12 and the rear plate 4 are fixed through screws, wall hanging holes are formed in the wall hanging brackets 12 in a penetrating mode, grooves are formed in the rear plate 4, and a junction box 13 is arranged in each groove.

Specifically, the rear side of the rear plate 4 is provided with a plurality of wall-mounted brackets 12 for fixing the sound box on the wall, so that a user can choose to hang the sound box on the wall, thereby adapting to different space layouts, the wall-mounted brackets 12 and the rear plate 4 are fixed by screws, thereby ensuring firm connection of the wall-mounted brackets 12 and providing stable installation;

The rear plate 4 is internally formed with a groove, a junction box 13 is arranged in the groove, and the positive terminal and the negative terminal of the junction box 13 input audio signals.

Further, the first inclined plate 2 and the second inclined plate 3 are respectively provided with a large speaker hole 14 and a small speaker hole 15 which are distributed vertically in a penetrating manner, the large speaker hole 14 is positioned above the small speaker hole 15, the first speaker group and the second speaker group respectively comprise a large speaker 16 and a small speaker 17, and the large speaker 16 and the small speaker 17 are installed with the corresponding large speaker hole 14 and the small speaker hole 15.

Specifically, the first inclined plate 2 and the second inclined plate 3 are respectively provided with a speaker hole site in a penetrating mode and are used for installing a speaker unit, the first speaker group and the second speaker group comprise a large speaker 16 and a small speaker 17, the large speaker hole site 14 is located above the small speaker hole site 15 and is beneficial to forming more uniform sound field distribution, so that audio output is more balanced, more comprehensive audio performance can be achieved, the large speaker 16 is usually responsible for low frequency and medium frequency, the small speaker 17 is responsible for high frequency, and the large speaker 16 and the small speaker 17 are installed in a matched mode with the corresponding large speaker hole site 14 and the small speaker hole site 15, so that correct installation of the speaker unit is ensured, and acoustic performance of the loudspeaker box is beneficial to optimizing.

Further, the size of the large speaker 16 is 5.25 inches, and the size of the small speaker 17 is 3 inches.

Specifically, the size of the large speaker 16 is 5.25 inches, which represents the diameter of the speaker, the large speaker 16 is relatively large and is more adept at processing audio signals in the low and mid frequency ranges, the small speaker 17 is 3 inches in size, the relatively small size is suitable for processing audio signals in the high frequency range, and the small speaker 17 is more prominent in providing clear high and mid-high tones.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (8)

1. A novel wall-mounted sound amplifying sound box comprises a sound box body and is characterized in that a first inclined plate and a second inclined plate are symmetrically arranged at the front end of the sound box body, the first inclined plate is inclined to the left front, the second inclined plate is inclined to the right front, a first loudspeaker set and a second loudspeaker set which are opposite to the first inclined plate and the second inclined plate are arranged in the sound box body, and therefore the first loudspeaker set and the second loudspeaker set respectively sound in a bidirectional sounding mode to the left lower side and the right lower side.

2. The wall-mounted sound box as claimed in claim 1, wherein the sound box body comprises a rear plate, a left side plate and a right side plate arranged on two sides of the rear plate, the first inclined plate and the second inclined plate are arranged in front of the rear plate and are respectively connected with the left side plate and the right side plate, and a top plate and a bottom plate for sealing the rear plate are respectively arranged at the top and the bottom of the rear plate.

3. The wall-mounted sound box according to claim 2, wherein the sound box body is viewed from the top, the angle between the central axis of the first speaker group or the central axis of the second speaker group and the rear plate is sixty-five degrees, the angle between the first inclined plate or the second inclined plate and the rear plate is twenty-five degrees, and the angle between the central axis of the first speaker group or the central axis of the second speaker group and the rear plate is sixty-nine five degrees.

4. The wall-mounted sound amplifying box according to claim 2, wherein the left side plate or the right side plate is formed with a through hole, and a phase inverter tube for adjusting low-frequency sound effect is arranged in the through hole.

5. The wall-mounted sound amplifying box according to claim 2, wherein the front end of the sound amplifying box body is provided with an iron net for protecting the first loudspeaker set and the second loudspeaker set, the iron net covers the first inclined plate, the second inclined plate, the left side plate and the right side plate, and two ends of the iron net are fixed with the left side plate and the right side plate through screws respectively.

6. The novel wall-mounted loudspeaker box according to claim 2, wherein a plurality of wall-mounted brackets are mounted on the rear side of the rear plate and are fixed with the rear plate through screws, wall-mounted holes are formed in the wall-mounted brackets, grooves are formed in the rear plate, and junction boxes are arranged in the grooves.

7. The wall-mounted sound box as claimed in claim 1, wherein the first inclined plate and the second inclined plate are formed with large speaker holes and small speaker holes in a penetrating manner, the large speaker holes are located above the small speaker holes, the first speaker group and the second speaker group comprise large speakers and small speakers, and the large speakers and the small speakers are installed with the corresponding large speaker holes and the corresponding small speaker holes.

8. The new wall-mounted loudspeaker enclosure of claim 7 wherein the large speaker is 5.25 inches in size and the small speaker is 3 inches in size.