CN212785700U - Sound box - Google Patents

Abstract

The utility model provides a sound box. The utility model provides a sound box, including first sound column and increase sound column, wherein, it includes at least one second sound column and at least one coupling assembling to increase the sound column, coupling assembling includes first linking bridge and connecting plate, first linking bridge is pressed from both sides and is established between first sound column and the second sound column, and first linking bridge respectively with first sound column, the second sound column is connected, the connecting plate is located the first sound column and the second sound column outside, and the both ends of connecting plate are connected with first sound column and second sound column respectively, so realize the connection of first sound column and second sound column, increase the length of audio amplifier, make the audio amplifier can be applicable to multiple scene, and then improve commonality and the flexibility that the audio amplifier was used, avoid designing the audio amplifier and the high cost who produces to different scenes.

Description

Sound box

Technical Field

The utility model relates to an audio playback equipment technical field especially relates to a sound box.

Background

A sound box is a device that converts audio electric energy into sound energy and radiates the sound into a space. The sound box generally includes a cabinet, a speaker, a frequency divider, etc., wherein the speaker and the frequency divider are mounted on the cabinet.

The existing sound box products are various in size, but once the sound box is assembled, the size of the sound box is fixed and cannot be adjusted, and diversified scenes cannot be applied. For example, in a larger conference room, a loudspeaker box with a larger size needs to be installed to ensure the transmission of sound, while in a smaller conference room, only a loudspeaker box with a smaller size needs to be installed. So make the general degree of audio amplifier low, need be to the different audio amplifiers of different application scene design, be unfavorable for reducing the design and the processing cost of audio amplifier.

Therefore, the utility model provides a can splice the audio amplifier that forms different length according to actual need.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sound box to solve fixed unadjustable, the general degree of current audio amplifier size and hang down, can't satisfy the technical problem that diversified sight was used.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a sound box, include: the sound stage comprises a first sound column and an additional sound column, wherein the additional sound column comprises at least one second sound column and at least one connecting assembly; coupling assembling includes first linking bridge and connecting plate, first linking bridge is pressed from both sides and is established first sound column with between the second sound column, just first linking bridge respectively with first sound column the second sound column is connected, the connecting plate is located first sound column with the second sound column outside, just the both ends of connecting plate respectively with first sound column with the second sound column is connected.

Compared with the prior art, the utility model discloses a loudspeaker box has following advantage:

the utility model provides a sound box, including first sound column and increase sound column, wherein, it includes at least one second sound column and at least one coupling assembling to increase the sound column, coupling assembling includes first linking bridge and connecting plate, first linking bridge is pressed from both sides and is established between first sound column and the second sound column, and first linking bridge respectively with first sound column, the second sound column is connected, the connecting plate is located the first sound column and the second sound column outside, and the both ends of connecting plate are connected with first sound column and second sound column respectively, so realize the connection of first sound column and second sound column, increase the length of audio amplifier, make the audio amplifier can be applicable to multiple scene, and then improve commonality and the flexibility that the audio amplifier was used, avoid designing the audio amplifier and the high cost who produces to different scenes.

As an improvement of the above-mentioned audio amplifier of the utility model, first linking bridge include with first sound column terminal surface parallel arrangement's support body, the audio amplifier still includes first fastener, the support body with first sound column passes through first fastener is connected.

As an improvement of the above-mentioned audio amplifier of the utility model, the first terminal surface of support body is provided with the collar, the outside cover of collar is equipped with the sealing washer.

As an improvement of the above-mentioned sound box of the present invention, the second end surface of the support body is provided with a fixing plate which forms a predetermined angle with the support body; the loudspeaker box further comprises a second fastening piece, and the fixing plate is connected with the second sound post through the second fastening piece.

As an improvement of the above-mentioned audio amplifier of the utility model, the both sides of support body front end are provided with the seal groove respectively, be provided with the sealing member in the seal groove respectively.

As an improvement of the above-mentioned loudspeaker box of the present invention, the loudspeaker box further includes a third fastener, the connecting plate passes through the third fastener respectively with the first sound column and the second sound column is connected.

As an improvement of the above-mentioned loudspeaker box, first sound column includes first frame and first loudspeaker net, first frame includes first framework and sets up the first support in the first framework outside, be provided with in the first framework with first connecting portion of first connecting support connection, first support is provided with the installation the first draw-in groove of first loudspeaker net.

As an improvement of the above-mentioned audio amplifier of the utility model, first support includes first support body and the second support body that relative interval set up, first support body with the second support body is provided with respectively first draw-in groove, just first draw-in groove deviates from first framework slope sets up.

As an improvement of the above-mentioned loudspeaker box of the utility model, the second sound column includes second frame and second loudspeaker net, the second frame includes the second framework and sets up the second support in the second framework outside, the second framework be provided with the second connecting portion of first connecting leg joint, the second support is provided with the installation the second draw-in groove of second loudspeaker net.

As an improvement of the above-mentioned loudspeaker box of the present invention, the increase column includes a plurality of the coupling assembling and a plurality of the second column, and adjacent two the second column passes through the coupling assembling connects, is close to the second column of the first column passes through the coupling assembling with the first column is connected.

In addition to the technical problems, technical features constituting technical solutions, and advantageous effects brought by the technical features of the technical solutions described above, other technical problems, technical features included in technical solutions, and advantageous effects brought by the technical features that can be solved by the present invention will be described in further detail in the following detailed description.

Drawings

Fig. 1 is an exploded view of a sound box according to an embodiment of the present invention;

FIG. 2 is an enlarged view of P in FIG. 1;

fig. 3 is an enlarged view of a joint of a first sound post and a second sound post of a sound box provided in an embodiment of the present invention;

fig. 4 is a structural schematic diagram of a first connecting bracket according to an embodiment of the present invention in one direction;

fig. 5 is a schematic structural view of the first connecting bracket according to another direction provided by the embodiment of the present invention;

fig. 6 is an enlarged schematic end view of a first sound post according to an embodiment of the present invention;

FIG. 7 is a schematic structural view of the first frame of FIG. 6;

fig. 8 is an enlarged schematic view of an end portion of a second sound post according to an embodiment of the present invention;

FIG. 9 is a front view of FIG. 8;

fig. 10 is an exploded view of a second sound post according to an embodiment of the present invention;

FIG. 11 is an enlarged schematic view of Q of FIG. 8;

fig. 12 is a schematic structural view of a second connecting bracket according to an embodiment of the present invention;

fig. 13 is a schematic structural view of the second connecting bracket according to another direction provided by the embodiment of the present invention.

Description of reference numerals:

1: a first fret; 11: a first frame; 111: a first frame body; 112: a first connection portion; 1121: a first threaded hole; 113: a first card slot; 1131: a connecting arm; 1132: a first support arm; 1133: a second support arm; 114: a first frame body; 115: a second frame body; 12: a first speaker mesh;

2: a second fret; 21: a second frame; 211: a second connection hole; 212: a third threaded hole; 213: a second frame body; 214: a second bracket; 215: a second connecting portion; 216: a second card slot; 22: a second speaker mesh;

3: a connecting assembly; 31: a first connecting bracket; 311: a stent body; 3111: a first connection hole; 312: installing a ring; 313: a fixing plate; 3131: a second threaded hole; 314: a sealing groove; 315: an outer ring; 316: a plug receptacle box; 32: a connecting plate; 33: a first fastener; 34: a seal ring; 35: a second fastener; 36: a third fastener; 37: a first reinforcing rib;

41: sealing the end cap; 42: a second connecting bracket; 421: a plate body; 4211: a fourth connection hole; 4212: connecting columns; 4213: a fifth threaded hole; 422: a second reinforcing rib; 43: a fourth fastener; 44: a fifth fastener; 45: a sealing plug; 46: a connecting ring;

5: a coupler socket;

6: and a seal.

Detailed Description

The existing sound boxes are various in size so as to adapt to different spaces, for example, a sound box with a larger size is installed in a larger conference room, and a sound box with a smaller size is installed in a smaller conference room. That is to say, once the loudspeaker box is assembled, the size of the loudspeaker box is fixed and cannot be adjusted, and the application in various scenes cannot be met. So make the general degree of audio amplifier low, need be to different audio amplifiers of application scene design of difference, be unfavorable for reducing the design and the processing cost of audio amplifier

Therefore, the utility model provides a can splice audio amplifier of increasing length connects first sound column and second sound column through coupling assembling, increases the length of audio amplifier for the audio amplifier can be applicable to multiple scene, and then improves commonality and the flexibility that the audio amplifier was used, avoids designing the audio amplifier and the high cost that produces to different scenes.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Fig. 1 is an exploded view of a sound box according to an embodiment of the present invention; FIG. 2 is an enlarged view of P in FIG. 1; fig. 3 is an enlarged view of a joint of the first sound column and the second sound column of the sound box provided by the embodiment of the present invention.

First, referring to fig. 1 and 2, an embodiment of the present invention provides a sound box, including: a first fret 1 and an add fret, wherein the add fret comprises at least one second fret 2 and at least one connecting component 3; the connecting assembly 3 includes a first connecting support 31 and a connecting plate 32, the first connecting support 31 is clamped between the first sound post 1 and the second sound post 2, the first connecting support 31 is respectively connected with the first sound post 1 and the second sound post 2, the connecting plate 32 is located outside the first sound post 1 and the second sound post 2, and two ends of the connecting plate 32 are respectively connected with the first sound post 1 and the second sound post 2.

The first sound column 1 and the second sound column 2 can independently emit audio, and electronic components such as a frequency divider, a loudspeaker or a loudspeaker are not limited in the sound column. Thereby, both the first fret 1 and the second fret 2 may be applied separately in a smaller space. In this embodiment, the first sound column 1 and the second sound column 2 are connected together by the connecting component 3 to increase the length of the sound box, so that the sound box can be applied to a larger space. Optionally, the first and second frets 1 and 2 are identical in construction, facilitating ease of manufacture and connection.

In some examples, the additional sound column includes a second sound column 2 and a connecting component 3, in which case, the first sound column 1 and the second sound column 2 are connected by the connecting component 3, so as to increase the length of the sound box and further increase the sound diffusion surface.

In other examples, the adding fret includes a plurality of second frets 2 and a plurality of connecting members 3, adjacent two second frets 2 are connected by the connecting members 3, and the second fret 2 adjacent to the first fret 1 is connected to the first fret 1 by the connecting members 3. Therefore, the length of the sound box can be designed according to actual needs, and therefore the universality degree and the application flexibility of the sound box are improved.

Specifically, the connecting assembly 3 includes a first connecting bracket 31 and a connecting plate 32, wherein the first connecting bracket 31 is located between both end portions of the first and second frets 1 and 2, i.e., the first connecting bracket 31 is sandwiched between the first and second frets 1 and 2. The first connecting bracket 31 may be respectively provided with a threaded hole, and respectively connected with the first sound post 1 and the second sound post 2 by screws in a threaded manner; or, the first connecting bracket 31 is provided with a clamping member, and is clamped with the first sound post 1 and the second sound post 2 through the clamping member, and the connecting mode of the first connecting bracket 31 and the first sound post 1 and the second sound post 2 is not limited.

It will be appreciated that the first connecting bracket 31 is sandwiched between the first and second frets 1, 2, and optionally the first connecting bracket 31 is hidden between the first and second frets 1, 2, i.e. the first connecting bracket 31 is housed inside the first and second frets 1, 2, thus making the appearance of the enclosure more attractive. Alternatively, referring to fig. 3, the outer surface of the first connecting bracket 31 is exposed outside the first and second frets 1 and 2, and at this time, the outer surface of the first connecting bracket 31 is flush with the outer surfaces of the first and second frets 1 and 2, so that the appearance of the sound box is more regular and beautiful.

The connecting plate 32 is located outside the first sound post 1 and the second sound post 2, and is convenient to connect. The connection plate 32 may be located at any position other than the position where the first and second frets 1 and 2 are provided with the speaker mesh, and optionally, the connection plate 32 is located at the back of the first and second frets 1 and 2, i.e., the side opposite to the speaker mesh, to reduce the influence on the appearance of the sound box. The connection plate 32 may be a flat plate structure, for example, the flat plate structure connection plate 32 is located on the back of the first fret 1 and the second fret 2; alternatively, the connecting plate 32 has a bent plate structure, for example, when the first sound post 1 and the second sound post 2 have a rectangular long structure, the connecting plate 32 may have an L-shaped structure, one end of which is connected to the back surface of the first sound post 1 and the other end of which is connected to the side surface of the second sound post 2.

The both ends of connecting plate 32 are connected with first sound column 1 and second sound column 2 respectively, for example, the both ends of connecting plate 32 are provided with the connecting hole respectively, and first sound column 1 and second sound column 2 are provided with the screw hole respectively, and the fastener passes and is connected with the screw hole behind the connecting hole to realize connecting plate 32 and first sound column 1, second sound column 2's being connected. For another example, the connection plate 32 is provided with a clamping structure, and is connected to the first sound post 1 and the second sound post 2 through the clamping structure. The connection mode of the connection plate 32 to the first and second frets 1 and 2 is not limited herein.

Therefore, the sound box provided by the embodiment of the utility model has the advantages that the end part of the first sound column 1 is connected with at least one second sound column 2 through the connecting component 3, so that the length of the sound box is increased, and the sound box can be applied to a larger space; one or more second sound columns 2 are connected according to the space of practical application, so that the length of the sound box is adjusted, and the flexibility and the universality of the sound box application are improved.

In some possible embodiments, refer to fig. 4 and 5, wherein fig. 4 is a structural schematic diagram of a direction of a first connecting bracket provided in an embodiment of the present invention; fig. 5 is a schematic structural view of the first connecting bracket according to another direction provided by the embodiment of the present invention. First linking bridge 31 includes the support body 311 with 1 terminal surface parallel arrangement of first sound column, and this embodiment audio amplifier still includes first fastener 33, and support body 311 and first sound column 1 are connected through first fastener 33, and the connected mode is simple, reliable.

Specifically, the holder body 311 of the first connecting holder 31 is sandwiched between the first sound post 1 and the second sound post 2, and the holder body 311 is flush with the end surfaces of the first sound post 1 and the second sound post 2, respectively, in order to ensure that the outer surface of the first connecting holder 31 is flush with the outer surfaces of the first sound post 1 and the second sound post 2, the outer side surface of the holder body 311 is provided with an outer ring 315, and the outer side surface of the outer ring 315 is flush with the outer surfaces of the first sound post 1 and the second sound post 2.

Referring to fig. 4 and 5, the holder body 311 is provided with a first connection hole 3111; referring to fig. 6 and 7, wherein fig. 6 is an enlarged schematic end view of a first sound post according to an embodiment of the present invention; fig. 7 is a schematic structural diagram of the first frame in fig. 6, a first threaded hole 1121 is formed in the first sound post 1, and a first fastening member 33 passes through the first connection hole 3111 and is in threaded connection with the first threaded hole 1121, so that the first connection bracket 31 and the first sound post 1 are connected.

Optionally, the holder body 311 is a rectangular structure, and four vertex angles thereof are respectively provided with a first connection hole 3111; the first frame 111 of the first sound post 1 is a rectangular structure, and four vertex angles of the first frame are respectively provided with a first threaded hole 1121 opposite to the first connection hole 3111, at this time, the first fastening member 33 is provided with four, so as to improve the reliability of the connection between the first connection bracket 31 and the first sound post 1.

In order to avoid the sound leakage of the horn of the first sound column 1 caused by the untight sealing between the first sound column 1 and the first connecting bracket 31, in this embodiment, an installation ring 312 is disposed on the first end surface of the bracket body 311, and a sealing ring 34 is sleeved outside the installation ring 312, where the sealing ring 34 may be a sealing structural member such as a sealing foam, and is not limited herein.

To avoid the first fastening member 33, four top corners of the rectangular mounting ring 312 are recessed inward to form an avoidance groove. The shape of the sealing ring 34 is consistent with the shape of the mounting ring 312, which is beneficial to improving the sealing performance.

The holder body 311 is further provided with a plug receptacle box for mounting the coupler socket 5 of fig. 2. Usually the PCB control board of the loudspeaker is arranged in the first column 1 and the coupler socket 5 is used to connect the sound producing device of the second column 2 to the PCB control board.

In order to improve the structural strength of the first connecting bracket 31, a first rib 37 is further provided on the first end surface of the bracket body 311. The utility model discloses do not restrict the shape of first strengthening rib 37 promptly the arrangement mode.

In order to realize the connection between the first connecting bracket 31 and the second fret 2, in one possible embodiment, the second end surface of the bracket body 311 is provided with a fixing plate 313 which forms a preset angle with the bracket body 311; the sound box of the present embodiment further includes a second fastening member 35, and the fixing plate 313 is connected to the second sound post 2 through the second fastening member 35, so that the fixing plate 313 is stably and reliably connected to the second sound post 2.

Specifically, the fixing plate 313 is disposed at a second end face of the bracket body 311, and optionally, the fixing plate 313 is perpendicular to the bracket body 311. Referring to fig. 5, a second screw hole 3131 is formed in the fixing plate 313, and referring to fig. 8 and 9, the second tuning post 2 is provided with a second coupling hole 211, and a second fastening member 35 is threadedly coupled with the second screw hole 3131 through the second coupling hole 211 to couple the first coupling bracket 31 with the second tuning post 2. It will be appreciated that the second fastener 35 is installed prior to installation of the second feedhorn mesh 22.

With continued reference to fig. 5, the second end face of the bracket body 311 is also provided with first reinforcing ribs 37, for example, the first reinforcing ribs 37 are provided between the fixing plate 313 and the outer ring 315. A first reinforcing rib 37 is provided between the outer ring 315 and the holder body 311. The utility model discloses do not limit to the shape and the arrangement of first strengthening rib 37.

With continued reference to fig. 4 and 5, in some examples, the two sides of the front end of the bracket body 311 are respectively provided with a sealing groove 314, and the sealing elements 6 are respectively arranged in the sealing grooves 314.

With reference to fig. 1 and 2, a sealing element 6 is disposed in the sealing groove 314, and a groove is disposed on a side of the sealing element 6 facing the speaker mesh and is sleeved on an outer side of an end portion of the speaker mesh. The sealing member 6 may be EVA sealing foam having elasticity to seal against sound, mutual vibration friction between the horn net and the first connecting bracket 31.

In an optional implementation manner, the sound box further includes a third fastening member 36, and the connection plate 32 is connected to the first sound post 1 and the second sound post 2 through the third fastening member 36, so as to further improve the stability of the connection between the first sound post 1 and the second sound post 2.

Referring to fig. 3, 6 to 9, a third connecting hole is formed in the connecting plate 32, a third threaded hole is formed in the first sound post 1, a third threaded hole 212 is also formed in the second sound post 2, and a third fastening member 36 penetrates through the third connecting hole to be in threaded connection with the third threaded hole in the first sound post 1, so that the connecting plate 32 is connected with the first sound post 1; the third fastening member 36 is threaded through the third connecting hole to the third threaded hole 212 of the second fret 2, so as to connect the connecting plate 32 with the second fret 2.

With reference to fig. 1 to 3 and 6 to 7, the first sound post 1 includes a first frame 11 and a first speaker mesh 12, the first frame 11 includes a first frame 111 and a first bracket disposed outside the first frame 111, a first connecting portion 112 connected to the first connecting bracket 31 is disposed in the first frame 111, and the first bracket is disposed with a first slot 113 for mounting the first speaker mesh 12.

The first frame 11 includes a first frame 111 and a first support, the first frame 111 is a rectangular frame structure, and a speaker, a control circuit board, and the like can be installed inside the first frame 111. Near the four corners, first connection portions 112 are respectively disposed, and the first connection portions 112 are provided with first threaded holes 1121 for being threadedly connected with the first fastening members 33. Preferably, the first frame 11 is formed by extruding an aluminum material, and the first threaded hole 1121 is formed by directly extruding, which is beneficial to simplifying the processing process. The opening of the first threaded hole 1121 is provided to facilitate the detachment of the extrusion die. The present invention does not limit the specific position of the first connection portion 112.

With continued reference to fig. 7, in a possible implementation manner, the first bracket includes a first bracket body 114 and a second bracket body 115 that are disposed at an interval, the first bracket body 114 and the second bracket body 115 are respectively provided with a first clamping groove 113, and the first clamping groove 113 is disposed to be inclined away from the first frame body 111.

The first frame body 114 and the second frame body 115 are arranged at intervals along the length direction of the rectangular first frame body 111, and the first frame body 114 and the second frame body 115 are symmetrical to the center line of the long side of the rectangular first frame body 111. The first frame body 114 and the second frame body 115 are respectively provided with a first clamping groove 113, and two side edges of the first speaker mesh 12 are respectively inserted into the first clamping grooves 113, so that the installation is simple and convenient. And, first draw-in groove 113 deviates from first framework 111 slope setting, namely, in fig. 7 china, first draw-in groove 113 slope in the slant, so can cooperate the arc shape of first horn net 12, the intermediate position of first horn net 12 is protruding, can effectively avoid the influence of friction and the inside air current disturbance that loudspeaker lead to when vibrations to go out sound quality.

Optionally, with continued reference to fig. 7, the first frame 114 includes a connecting arm 1131 connected to the top wall of the first frame 111, the connecting arm 1131 may be perpendicular to the top wall of the first frame 111, the connecting arm 1131 is provided with a first arm 1132 and a second arm 1133 on a side facing the second frame 115, and the first arm 1132 and the second arm 1133 are parallel to each other and inclined away from the first frame 111, so that the first arm 1132, the second arm 1133, and the connecting arm 1131 between the first arm 1132 and the second arm 1133 enclose the first slot 113. The second frame 115 has the same structure as the first frame 114.

It should be noted again that the first frame body 114, the second frame body 115, the first frame body 111, and the first connecting portion 112 are integrally formed as a single piece, which is beneficial to improving the structural strength of the first frame 11 and is also convenient for processing the first frame 11.

Referring to fig. 8 and 9, the second sound column 2 includes a second frame 21 and a second speaker net 22, the second frame 21 includes a second frame 213 and a second bracket 214 disposed outside the second frame 213, the second frame 213 is provided with a second connecting portion 215 connected to the first connecting bracket 31, and the second bracket 214 is provided with a second engaging groove 216 for mounting the second speaker net 22.

The structure of the second frame 21 is the same as that of the first frame 11, and is not described herein again. The second frame body 213 of the second frame 21 is provided with a second connecting portion 215, the second connecting portion 215 has the same structure as the first connecting portion 112, and the second connecting portion 215 is used for connecting with the first connecting bracket 31 when the plurality of second frets 2 are connected. The second frame body and the second support 214 have the same structure as the first support, and are not described in detail herein. Therefore, the universality of the second sound column 2 is improved, and the plurality of second sound columns 2 are conveniently connected.

Referring to fig. 10 to 13, the end seal of the second fret 2 will be described in detail. Fig. 10 is an exploded view of a second sound column according to an embodiment of the present invention; FIG. 11 is an enlarged schematic view of Q of FIG. 8; fig. 12 is a schematic structural view of a second connecting bracket according to an embodiment of the present invention; fig. 13 is a schematic structural view of the second connecting bracket according to another direction provided by the embodiment of the present invention.

The end of the second fret 2 remote from the first fret 1 is provided with a sealing end cap 41. Specifically, the second fret 2 includes a sealing cover 41 and a second connecting bracket 42. The second connecting bracket 42 includes a plate body 421, the plate body 421 is a rectangular plate structure parallel to the end surface of the second sound column 2, a fourth connecting hole 4211 is provided near the four vertex angles thereof, and the fourth fastener 43 passes through the fourth connecting hole 4211 and is in threaded connection with the threaded hole provided by the second connecting portion 215, so that the connection of the second bracket 42 and the second sound column 2 is realized.

Referring to fig. 12, a connection column 4212 is arranged on a first side surface of the plate body 421, the connection column 4212 is provided with a fifth threaded hole 4213, a fifth connection hole is formed in the end cover 41, and a fifth fastening member 44 penetrates through the fifth threaded hole and then is in threaded connection with the fifth threaded hole 4213, so that the end cover 41 is connected with the second connection bracket 42. And, still be provided with sealing plug 45 in the fifth connecting hole, improve the leakproofness of second sound column 2 tip. The first side of plate body 421 still is provided with second strengthening rib 422 to improve second linking bridge 42's structural strength, the utility model discloses do not injectd second strengthening rib 422's shape and the mode of arranging.

Referring to fig. 13, the second side surface of the plate 421 is provided with a connecting ring 46, the outer side of the connecting ring 46 is sleeved with a sealing ring 34, and the sealing ring 34 is limited between the connecting ring 46 and the second frame 213 to seal the end of the second sound post 2 and avoid sound leakage. The connecting ring 46 is rectangular, in order to avoid the installation of the fourth fastening piece 43, an avoiding groove is arranged near the four vertex angles, and the shape of the sealing ring 34 is consistent with that of the connecting ring 46, so that the sealing performance of the second sound column 2 is improved. Of course, the second side surface of the plate 421 is also provided with the second reinforcing rib 422, so as to further improve the structural strength and stability of the second connecting bracket 42.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer 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, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. An acoustic enclosure, comprising: the sound stage comprises a first sound column and an additional sound column, wherein the additional sound column comprises at least one second sound column and at least one connecting assembly;

coupling assembling includes first linking bridge and connecting plate, first linking bridge is pressed from both sides and is established first sound column with between the second sound column, just first linking bridge respectively with first sound column the second sound column is connected, the connecting plate is located first sound column with the second sound column outside, just the both ends of connecting plate respectively with first sound column with the second sound column is connected.

2. The acoustic enclosure of claim 1, wherein the first connection bracket includes a bracket body disposed parallel to the first post end surface, the acoustic enclosure further including a first fastener, the bracket body and the first post being connected by the first fastener.

3. The loudspeaker of claim 2, wherein the first end surface of the bracket body is provided with a mounting ring, and a sealing ring is sleeved outside the mounting ring.

4. The sound box according to claim 3, wherein the second end face of the bracket body is provided with a fixing plate which forms a preset angle with the bracket body; the loudspeaker box further comprises a second fastening piece, and the fixing plate is connected with the second sound post through the second fastening piece.

5. The sound box according to claim 2, wherein sealing grooves are respectively formed on both sides of the front end of the bracket body, and sealing members are respectively arranged in the sealing grooves.

6. An acoustic enclosure according to any one of claims 1 to 5, further comprising a third fastener, the connection panel being connected to the first and second frets respectively by the third fastener.

7. The loudspeaker of any one of claims 1-5, wherein the first sound post comprises a first frame and a first speaker mesh, the first frame comprises a first frame body and a first bracket disposed outside the first frame body, a first connecting portion connected to the first connecting bracket is disposed in the first frame body, and a first slot for mounting the first speaker mesh is disposed on the first bracket.

8. The sound box according to claim 7, wherein the first frame comprises a first frame body and a second frame body which are oppositely arranged at an interval, the first frame body and the second frame body are respectively provided with the first clamping groove, and the first clamping groove is obliquely arranged away from the first frame body.

9. The loudspeaker of any one of claims 1-5, wherein the second sound post comprises a second frame and a second speaker mesh, the second frame comprises a second frame body and a second support arranged outside the second frame body, the second frame body is provided with a second connecting portion connected with the first connecting support, and the second support is provided with a second clamping groove for mounting the second speaker mesh.

10. An acoustic enclosure according to any one of claims 1 to 5, wherein the additional column comprises a plurality of said connecting members and a plurality of said second columns, and two adjacent second columns are connected by said connecting members, and a second column adjacent to the first column is connected to the first column by said connecting members.

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