CN212752532U

CN212752532U - Combinable sound box

Info

Publication number: CN212752532U
Application number: CN202021773750.XU
Authority: CN
Inventors: 雷振华
Original assignee: Guangzhou Dema Audio Technology Co ltd
Current assignee: Guangzhou Dema Audio Technology Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-03-19
Anticipated expiration: 2030-08-24

Abstract

The utility model provides a can make up audio amplifier, include: the box body is provided with a rear cover and a front cover which is matched with the rear cover; the rear cover is provided with an accommodating cavity, and a frequency divider, a woofer connected with the frequency divider and a compression tweeter are arranged in the accommodating cavity; the front cover is provided with a notch and a groove, the notch is communicated with the accommodating cavity, and the woofer is arranged in the notch and is partially exposed out of the front cover; the inner wall of the groove is provided with an opening which is communicated with the accommodating cavity; the compression high pitch loudspeaker is arranged in the opening and is partially exposed in the groove; a mesh enclosure is arranged on the slotted front cover; the rear cover is provided with a connecting piece at the rear, and the connecting piece is fixedly connected with the connecting piece of the other combined sound box. The utility model discloses a can make up audio amplifier can link together through connecting piece and another connecting piece that can make up the audio amplifier, forms the audio amplifier of arbitrary combination, and the audio amplifier after the combination is pleasing to the eye and firm. Meanwhile, the single sound box of the sound box has 90-degree directivity and strong directivity.

Description

Combinable sound box

Technical Field

The utility model relates to a sound box technical field especially indicates a can make up audio amplifier.

Background

The sound box is widely applied to various occasions such as a concert hall, a classroom, a conference room, a square and the like as a sound effect adjusting device. What kind of sound box is placed in what kind of occasion can reach best sound effect, and is very exquisite. It is often seen that some enclosures are modular, with multiple smaller enclosures arranged or stacked to enhance sound.

At present, a common combined sound box is that a plurality of sound boxes are simply arranged together to be scattered, or the sound boxes are bound through a bracket and the like, so that the combined sound box looks very unattractive, especially when the angle of a specific sound box needs to be adjusted, the combined sound box looks very strenuous, especially the directivity is not good, and the expected effect cannot be achieved.

Disclosure of Invention

The utility model provides a can make up at will and directive property is good can make up audio amplifier, it is pleasing to the eye, firm after the combination.

The utility model adopts the technical proposal that: a sectional sound box comprising: the box body is provided with a rear cover and a front cover matched with the rear cover; the rear cover is provided with an accommodating cavity, and a frequency divider, a woofer and a compression tweeter are arranged in the accommodating cavity and connected with the frequency divider; the front cover is provided with a slot and a groove, the slot is communicated with the accommodating cavity, and the woofer is arranged in the slot and partially exposed out of the front cover; the inner wall of the groove is provided with an opening which is communicated with the accommodating cavity; the compression high pitch loudspeaker is arranged in the opening and is partially exposed in the groove; the slotted front cover is provided with a mesh enclosure; and a connecting piece is arranged behind the rear cover and fixedly connected with the connecting piece of the combined sound box.

Furthermore, a plurality of lugs are protruded backwards from the side surface of the rear cover, and a plurality of convex strips are arranged on the side surface of each lug.

Further, the connecting piece with the lug cooperation is connected, be equipped with a plurality of depressed parts on the connecting piece inner wall, the sand grip with the depressed part cooperation sets up.

Further, the lug upper end is equipped with joint portion, the connecting piece upper end is equipped with spacing portion, joint portion locates in the spacing portion.

Furthermore, a fastening screw is arranged at the bottom end of the bump, and the fastening screw fixedly connects the connecting piece with the bump.

Furthermore, the connecting piece side is equipped with a plurality of fixed orificess, the fixed orifices pass through set screw and another but make up the audio amplifier the connecting piece the fixed orifices is connected, will be a plurality but make up audio amplifier fixed connection.

Furthermore, the front edges of the two side surfaces of the rear cover are respectively provided with a strip-shaped groove and a convex rib, and the strip-shaped groove and the convex rib are respectively matched with the convex rib and the strip-shaped groove of the rear cover of the other combinable sound box.

Further, the combinable sound box has 90-degree directivity, and the included angles of the two side faces of the rear cover are 90-degree.

Compared with the prior art, the utility model discloses a can make up audio amplifier can link together through connecting piece and another connecting piece that can make up the audio amplifier, forms the audio amplifier of arbitrary combination, and the audio amplifier after the combination is pleasing to the eye and firm. Meanwhile, the single sound box of the sound box has 90-degree directivity and strong directivity.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings, there is shown in the drawings,

FIG. 1: the utility model discloses a structure schematic diagram of a combinable sound box;

FIG. 2: is an exploded view of the structure of fig. 1;

FIG. 3: is a structural exploded view from another perspective of fig. 1;

FIG. 4: the utility model is a combined drawing of two combinable sound boxes;

FIG. 5: the utility model is a combined diagram of three combined sound boxes;

FIG. 6: is four the utility model discloses a combined drawing of can make up audio amplifier.

Names and designations of parts

Case 100

Back cover 1

Accommodating cavity 11

Frequency divider 12

Bass speaker 13

Compression tweeter 14

Bump 15

Convex strip 151

Clamping part 152

Fastening screw 16

Strip-shaped groove 17

Convex rib 18

Front cover 2

Open slot 21

Groove 22

Opening 221

Net cover 23

Connecting piece 3

Recess 31

Stopper 32

Fixing hole 33

And a set screw 34.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

As shown in fig. 1 to fig. 3, the utility model discloses a combined sound box, include: the box 100 is provided with a rear cover 1 and a front cover 2 matched with the rear cover 1.

As shown in fig. 1 to 3, an accommodating cavity 11 is provided on the rear cover 1, and a frequency divider 12, a woofer 13 connected to the frequency divider 12, and a compression tweeter 14 are provided in the accommodating cavity 11.

As shown in fig. 1 to fig. 3, a slot 21 and a groove 22 are formed on the front cover 2, the slot 21 is communicated with the accommodating cavity 11, and the woofer 13 is disposed in the slot 21 and partially exposed out of the front cover 2. The inner wall of the groove 22 is provided with an opening 221, and the opening 221 is communicated with the accommodating cavity 11. The compression tweeter 14 is disposed in the opening 221 and partially exposed in the recess 22. In this embodiment, the opening direction of the opening 221 is upward, so that the directivity of the combinable speaker is stronger. The front cover 2 of the slot 21 is provided with a mesh cover 23 to protect the woofer 13 without affecting the sound transmission. A connecting piece 3 is arranged behind the rear cover 1, and the connecting piece 3 is fixedly connected with the other connecting piece 3 of the combined sound box, as shown in fig. 4 to 6.

As shown in fig. 1 to 3, the side surface of the rear cover 1 protrudes rearward with a plurality of protrusions 15, the side surface of the protrusions 15 is provided with a plurality of protruding strips 151, and the extending direction of the protruding strips 151 is from front to back, so that the connecting member 3 is conveniently assembled on the rear cover 1. The connecting piece 3 with lug 15 cooperation is connected, be equipped with a plurality of depressed parts 31 on the 3 inner walls of connecting piece, sand grip 151 with the depressed part 31 cooperation sets up, makes connecting piece 3 is fixed in on the lug 15. Lug 15 upper end is equipped with joint portion 152, connecting piece 3 upper end is equipped with spacing portion 32, joint portion 152 is located in the spacing portion 32. The bottom end of the projection 15 is provided with a fastening screw 16, and the fastening screw 16 fixedly connects the connecting piece 3 with the projection 15. Connecting piece 3 all locates 1 rear of back lid can not influence can make up pleasing to the eye degree behind the audio amplifier combination, can make up audio amplifier clean and tidy, pleasing to the eye after the combination.

As shown in fig. 4 to 6, a plurality of fixing holes 33 are formed in the side surface of the connecting member 3, and the fixing holes 33 are connected to the fixing holes 33 of the connecting member 3 of another sectional speaker through fixing screws 34, so as to fixedly connect a plurality of sectional speakers. The front edges of the two side surfaces of the rear cover 1 are respectively provided with a strip-shaped groove 17 and a convex rib 18, and the strip-shaped groove 17 and the convex rib 18 are respectively matched with the convex rib 18 and the strip-shaped groove 17 of the rear cover 1 of the other combinable sound box, so that the combinable sound boxes are tightly matched. The combinable sound box has 90-degree directivity, and the included angles of the two side surfaces of the rear cover 1 are arranged at 90 degrees. It is single can make up the audio amplifier and be 90 degrees directive properties, two can make up the audio amplifier and be 180 degrees directive properties, three can make up the audio amplifier and be 270 degrees directive properties, four can make up the audio amplifier and be 360 degrees directive properties.

The four combinable sound boxes are spliced in the steps that firstly, the four connecting pieces 3 are fixedly connected together through fixing screws 34, then the combinable sound boxes and the connecting pieces 3 are fixed together, then the fastening screws 16 are screwed, and finally the dovetails are sleeved to complete splicing.

To sum up, the utility model discloses a can make up audio amplifier can link together through connecting piece 3 and another connecting piece 3 that can make up the audio amplifier, forms the audio amplifier of arbitrary combination, and the audio amplifier after the combination is pleasing to the eye and firm. Meanwhile, the single sound box of the sound box has 90-degree directivity and strong directivity.

As long as the idea created by the present invention is not violated, various different embodiments of the present invention can be arbitrarily combined, and all the embodiments should be regarded as the content disclosed by the present invention; the utility model discloses an in the technical conception scope, carry out multiple simple variant and different embodiments to technical scheme and go on not violating the utility model discloses the arbitrary combination of the thought of creation all should be within the protection scope.

Claims

1. A sectional speaker, comprising:

the box body is provided with a rear cover and a front cover matched with the rear cover;

the rear cover is provided with an accommodating cavity, and a frequency divider, a woofer and a compression tweeter are arranged in the accommodating cavity and connected with the frequency divider;

the front cover is provided with a slot and a groove, the slot is communicated with the accommodating cavity, and the woofer is arranged in the slot and partially exposed out of the front cover; the inner wall of the groove is provided with an opening which is communicated with the accommodating cavity; the compression high pitch loudspeaker is arranged in the opening and is partially exposed in the groove;

the slotted front cover is provided with a mesh enclosure;

and a connecting piece is arranged behind the rear cover and fixedly connected with the connecting piece of the combined sound box.

2. The sectional speaker as claimed in claim 1, wherein: the side surface of the rear cover protrudes backwards to form a plurality of convex blocks, and the side surface of each convex block is provided with a plurality of convex strips.

3. A sectional sound box according to claim 2, wherein: the connecting piece with the lug cooperation is connected, be equipped with a plurality of depressed parts on the connecting piece inner wall, the sand grip with the depressed part cooperation sets up.

4. A sectional sound box according to claim 2, wherein: the lug upper end is equipped with joint portion, the connecting piece upper end is equipped with spacing portion, joint portion is located in the spacing portion.

5. A sectional sound box according to claim 2, wherein: and fastening screws are arranged at the bottom ends of the lugs and fixedly connect the connecting pieces with the lugs.

6. The sectional speaker as claimed in claim 1, wherein: the connecting piece side is equipped with a plurality of fixed orificess, the fixed orifices pass through set screw and another but make up the audio amplifier the connecting piece the fixed orifices is connected, will be a plurality of but make up audio amplifier fixed connection.

7. The sectional speaker as claimed in claim 1, wherein: the front edges of the two side surfaces of the rear cover are respectively provided with a strip-shaped groove and a convex rib, and the strip-shaped groove and the convex rib are respectively matched with the convex rib and the strip-shaped groove of the rear cover of the other combinable sound box.

8. The sectional speaker as claimed in claim 1, wherein: the combinable sound box has 90-degree directivity, and the included angles of the two side faces of the rear cover are arranged at 90 degrees.