CN213979384U - Sound absorber - Google Patents

Abstract

The utility model relates to a sound absorber. The sound absorber includes: sound absorbing member and a plurality of concatenation subassembly, it is a plurality of concatenation subassembly is end to end connection in proper order, and is a plurality of concatenation subassembly concatenation is formed with the installing port that is used for installing the sound absorbing member, the concatenation subassembly be equipped with the fixed complex first fixed part of sound absorbing member, the concatenation subassembly is used for installing on the wall body. The sound absorber realizes independent installation (fixation) of the sound absorbing piece by replacing a house member through the splicing assembly. According to the indoor use condition or noise environment, the sound absorber is not limited by the connection of the house components, and the sound absorber can be effectively used for absorbing sound indoors by changing the placement position of the sound absorber in the room (for example, the sound absorber can be hung or fixed on a wall body) or changing the overall shape of the sound absorber (including changing the shape of the sound absorber to form the shape of a mounting opening through splicing of splicing components).

Description

Sound absorber

Technical Field

The utility model relates to a technical field of indoor sound absorption especially relates to a sound absorber.

Background

At present, when solving the problem of indoor noise, often will install sound absorbing material additional in house (indoor) construction process, for example: the sound absorption material is directly combined and assembled with ceiling, wall bodies and other members for assembling the house, and finally the sound absorption of the house is realized. However, since the use conditions or noise environment in the house often change, the conventional sound-absorbing material cannot effectively absorb sound.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is necessary to provide a sound absorber for solving the problem that the sound absorber cannot absorb sound effectively.

An acoustic absorber, comprising: sound absorbing member and a plurality of concatenation subassembly, it is a plurality of concatenation subassembly is end to end connection in proper order, and is a plurality of concatenation subassembly concatenation is formed with the installing port that is used for installing the sound absorbing member, the concatenation subassembly be equipped with the fixed complex first fixed part of sound absorbing member, the concatenation subassembly is used for installing on the wall body.

The utility model provides a sound absorption wall, includes any one the sound absorber, still includes the wall body, the sound absorber is installed on the wall body.

In one embodiment, the splicing assembly comprises a first splicing plate, a second splicing plate and a third splicing plate, one side of the first splicing plate is connected with the plate surface of the second splicing plate, the other side of the first splicing plate is connected with the plate surface of the third splicing plate, and the first splicing plate, the second splicing plate and the third splicing plate are spliced to form the first fixing portion.

In one embodiment, the sound absorber further comprises a plurality of corner wrapping assemblies, and two adjacent splicing assemblies are connected through the corner wrapping assemblies.

In one embodiment, the sound absorber further comprises a lighting lamp strip, a first mounting groove is formed in one face, away from the mounting opening, of the splicing assembly, a second mounting groove is formed in one face, away from the mounting opening, of the corner wrapping assembly, and the lighting lamp strip is installed in the first mounting groove and the second mounting groove.

In one embodiment, the corner wrapping assembly comprises a first arc-shaped plate, a second arc-shaped plate and a third arc-shaped plate, one side of the first arc-shaped plate is connected with the plate surface of the second arc-shaped plate, the other side of the first arc-shaped plate is connected with the plate surface of the third arc-shaped plate, the first arc-shaped plate, the second arc-shaped plate and the third arc-shaped plate are spliced to form a second fixing portion, the second fixing portion is used for being fixedly matched with a sound absorption piece, and the second fixing portion is communicated with the first fixing portion.

In one embodiment, the second arc is provided with a first connecting bump, the third arc is provided with a second connecting bump, the splicing assembly further comprises a first fixing member, the first fixing member is arranged between the first splicing plate and the second splicing plate, the first fixing member is located outside the first fixing portion, the first fixing member and the second splicing plate are matched to form a first clamping groove which is used for being fixedly matched with the first connecting bump, and the third splicing plate is provided with a second clamping groove which is used for being fixedly matched with the second connecting bump.

In one embodiment, the first fixing part comprises a bending plate and a connecting plate, one end of the bending plate is connected with one end, far away from the first fixing part, of the second splicing plate, the other end of the bending plate is connected with one end of the connecting plate, the other end of the connecting plate is connected with one surface, far away from the first fixing part, of the first splicing plate, and the bending part of the bending plate is matched with the second splicing plate to form the first clamping groove.

In one embodiment, a first fixing groove is formed in one surface, facing the mounting opening, of the splicing assembly, a second fixing groove is formed in one surface, facing the mounting opening, of the corner wrapping assembly, and the first fixing groove and the second fixing groove are both used for being fixedly matched with a hanging wall.

In one embodiment, the sound absorber is further provided with a flame retardant member.

In one embodiment, the shape of the sound absorber is square, rectangular, triangular or hexagonal.

When the sound absorber is used, firstly, the sound absorber can be used according to indoor use conditions or noise environment. The shape and size of the sound absorber are determined. The sizes of the splicing assemblies are determined according to the shapes or sizes of the sound absorbing pieces, and meanwhile the splicing assemblies are spliced according to the shapes of the sound absorbing pieces when being spliced, namely, the installation openings formed by the splicing assemblies in a matched mode after being sequentially connected end to end are ensured to be corresponding to the sizes and shapes of the sound absorbing pieces. For example: when the sound absorbing piece is a square sound absorbing piece, the splicing assemblies are spliced to form a square mounting opening, or when the sound absorbing piece is a triangular sound absorbing piece, the splicing assemblies are spliced to form a triangular mounting opening. Further, sound absorbing member and concatenation subassembly carry out fixed coordination through first fixed part. For example: this first fixed part can be the draw-in groove of seting up on the concatenation subassembly, and the lateral part of sound absorbing member inserts the draw-in groove promptly and realizes the joint with first fixed part and fix. Or the first fixing part can be a clip, and the side part of the sound absorption piece can be clamped and fixed with the clip after the sound absorption piece is installed in the installation opening. The sound absorber realizes independent installation (fixation) of the sound absorbing piece by replacing a house member through the splicing assembly. That is, the sound absorber can be placed at a position which is not limited by the connection of the house members and which is changed according to the indoor use condition or the noise environment. For example, the sound absorber is hung in a hook or a hanging groove preset in the room. The sound absorption of the sound absorption piece in the room is guaranteed.

When the sound absorption wall is used, the sound absorber replaces a house member through the splicing assembly to realize independent installation (fixation) of the sound absorption piece. According to the indoor use condition or noise environment, the sound absorber is not limited by the connection of the house components, and the sound absorber can be effectively absorbed indoors by changing the placing position of the sound absorber in the room (for example, the sound absorber can be hung or fixed on a sound absorption wall) or changing the overall shape of the sound absorber (including changing the shape of the sound absorber to form the shape of a mounting opening by splicing the splicing components).

Drawings

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

fig. 2 is a schematic structural diagram of a splicing assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a corner wrapping assembly according to an embodiment of the present invention;

fig. 4 is a schematic overall structure diagram of a sound absorber according to an embodiment of the present invention;

fig. 5 is a schematic view of the overall structure of a rectangular sound absorber according to an embodiment of the present invention;

fig. 6 is a schematic view of an overall structure of a triangular sound absorber according to an embodiment of the present invention;

fig. 7 is a schematic view of the overall structure of a hexagonal sound absorber according to an embodiment of the present invention.

100. The sound absorbing member, 200, the concatenation subassembly, 210, first fixed part, 220, first splice plate, 230, the second splice plate, 240, the third splice plate, 250, first mounting groove, 260, first mounting, 261, the board of bending, 262, the connecting plate, 270, first draw-in groove, 280, the second draw-in groove, 300, the installing port, 400, the cornerite subassembly, 410, the second mounting groove, 420, first arc, 430, the second arc, 431, first connecting convex block, 440, the third arc, 441, the second connecting convex block, 450, the second fixed part, 500, the light strip, 600, fire-retardant.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

Referring to fig. 1-4, in one embodiment, a sound absorber includes: sound absorbing member 100 and a plurality of concatenation subassembly 200, it is a plurality of concatenation subassembly 200 is end to end connection in proper order, and is a plurality of concatenation subassembly 200 concatenation is formed with the installing port 300 that is used for installing sound absorbing member 100, concatenation subassembly 200 be equipped with sound absorbing member 100 fixed fit's first fixed part 210, concatenation subassembly 200 is used for installing on the wall body.

When the sound absorber is used, firstly, the sound absorber can be used according to indoor use conditions or noise environment. The shape and size of the sound absorber 100 is determined. The sizes of the splicing assemblies 200 are determined according to the shapes or sizes of the sound absorbers 100, and meanwhile, the splicing assemblies 200 are spliced according to the shapes of the sound absorbers 100 during splicing, namely, the installation openings 300 formed by the splicing assemblies 200 in a matched mode after being sequentially connected end to end are ensured to correspond to the sizes and the shapes of the sound absorbers 100. For example: when the sound absorber 100 is a square sound absorber 100, the plurality of the splice assemblies 200 are spliced to form the square installation opening 300, or when the sound absorber 100 is a triangular sound absorber 100, the plurality of the splice assemblies 200 are spliced to form the triangular installation opening 300. Further, the sound absorber 100 and the splicing assembly 200 are fixedly matched through the first fixing portion 210. For example: the first fixing portion 210 may be a clamping groove formed in the splicing assembly 200, that is, the side portion of the sound absorber 100 is inserted into the clamping groove to be clamped and fixed with the first fixing portion 210. Or the first fixing portion 210 may be a clip, and the side portion of the sound absorber 100 can be fixed to the clip after the sound absorber 100 is fitted into the fitting opening 300. The sound absorber described above realizes independent installation (fixing) of the sound absorber 100 by the splice assembly 200 instead of a house member. That is, the sound absorber can be placed at a position which is not limited by the connection of the house members and which is changed according to the indoor use condition or the noise environment. For example, the sound absorber is hung in a hook or a hanging groove preset in the room. Ensuring effective sound absorption of the sound absorber 100 indoors.

Referring to fig. 1 and 2, in an embodiment, the splicing assembly 200 includes a first splicing plate 220, a second splicing plate 230, and a third splicing plate 240, one side of the first splicing plate 220 is connected to a plate surface of the second splicing plate 230, the other side of the first splicing plate 220 is connected to a plate surface of the third splicing plate 240, and the first splicing plate 220, the second splicing plate 230, and the third splicing plate 240 are spliced to form the first fixing portion 210. Specifically, the sound absorber 100 is a sound absorbing panel or block. After the first splicing plate 220, the second splicing plate 230 and the third splicing plate 240 are spliced with each other, the second splicing plate 230 and the third splicing plate 240 form an included angle of 90 degrees with the first splicing plate 220. This is only one of the embodiments, for example: the included angle between the first splicing plate 220 and the second splicing plate 230 and the included angle between the first splicing plate 220 and the third splicing plate 240 can also be changed according to the self-shaped rear contour of the sound absorber 100. Further, after the sound absorber 100 is installed in the installation opening 300, the first splicing plate 220, the second splicing plate 230 and the third splicing plate 240 are all attached to the sound absorber 100, so that the installation effect of the sound absorber 100 in the sound absorber is ensured.

In one embodiment, the first splice plate 220, the second splice plate 230, and the third splice plate 240 can be integrally formed or assembled. Alternatively, the first splicing plate 220, the second splicing plate 230 and the third splicing plate 240 can be assembled. In this embodiment, the first splicing plate 220, the second splicing plate 230 and the third splicing plate 240 are "Z" shaped. That is, the plane enclosed by the second splicing plates 230 is larger than the plane enclosed by the third splicing plates 240, and the design structure helps the sound absorber absorb noise.

Referring to fig. 1 and 3, in one embodiment, the sound absorber further includes a plurality of corner wrapping assemblies 400, and two adjacent splicing assemblies 200 are connected by the corner wrapping assemblies 400. Specifically, sometimes, according to installation needs, the end corner of the sound absorber 100 is an arc end, so that after the two splicing assemblies 200 are installed and matched with the two adjacent side edges of the sound absorber 100, the end corner of the sound absorber 100 is exposed to the outside. At this time, by additionally installing the corner-wrap assembly 400 between the two splice assemblies 200, it is possible to effectively wrap the end of the sound absorber 100. Further, after the corner wrapping assembly 400 is installed and matched with the sound absorber 100, the corner wrapping assembly 400 can be clamped and fixed with two adjacent splicing assemblies 200, or the corner wrapping assembly 400 can be screwed and fixed with two adjacent splicing assemblies 200. Such an embodiment described above may effectively improve the integrity of the sound absorber itself.

Referring to fig. 1 and 4, in one embodiment, the sound absorber further includes a light bar 500, a first installation groove 250 is formed on a surface of the splice assembly 200 away from the installation opening 300, a second installation groove 410 is formed on a surface of the wrap angle assembly 400 away from the installation opening 300, and the light bar 500 is installed in the first installation groove 250 and the second installation groove 410. Specifically, the light bar 500 may be an incandescent light bar or an LED light bar. In this embodiment, the lighting light bars 500 may be a plurality of LED light bars separated from each other, that is, the plurality of LED light bars are installed corresponding to the splicing assembly 200. Or the lighting light bars 500 may be annular LED light bars, that is, the annular LED light bars are directly sleeved outside the plurality of splicing assemblies 200. Further, the first mounting groove 250 and the second mounting groove 410 can realize that the lighting lamp strip 500 is nested on the sound absorber. When the sound absorber is installed indoors, for example: the sound absorber can be hung on a ceiling or mounted on a wall. The sound absorber realizes the illumination of the room through the lighting bar 500 at this time. The indoor sound absorber is not required to be additionally provided with the lighting equipment, so that the indoor arrangement is simpler, and the indoor utilization rate is improved.

Referring to fig. 3, in an embodiment, the corner wrapping assembly 400 includes a first arc-shaped plate 420, a second arc-shaped plate 430, and a third arc-shaped plate 440, one side of the first arc-shaped plate 420 is connected to a plate surface of the second arc-shaped plate 430, the other side of the first arc-shaped plate 420 is connected to a plate surface of the third arc-shaped plate 440, the first arc-shaped plate 420, the second arc-shaped plate 430, and the third arc-shaped plate 440 are spliced to form a second fixing portion 450, the second fixing portion 450 is configured to be fixedly engaged with the sound absorber 100, and the second fixing portion 450 is communicated with the first fixing portion 210 (for example, the first fixing portion 210 and the second fixing portion 450 are both through grooves). Specifically, a support member, which is a reinforcing rib or a reinforcing rod, may be provided on the first arc plate 420. Meanwhile, one end of the supporting member abuts against the second arc-shaped plate 430, and the other end of the supporting member abuts against the third arc-shaped plate 440. Such an embodiment as described above effectively improves the structural stability of the corner-wrap assembly 400. The first, second and third curved plates 420, 430, 440 may be integrally formed or assembled. Or the first arc-shaped plate 420, the second arc-shaped plate 430 and the third arc-shaped plate 440 can be assembled.

Referring to fig. 2 and 3, in an embodiment, a first connecting protrusion 431 is disposed on the second arc-shaped plate 430, a second connecting protrusion 441 is disposed on the third arc-shaped plate 440, the splicing assembly 200 further includes a first fixing member 260, the first fixing member 260 is disposed between the first splicing plate 220 and the second splicing plate 230, the first fixing member 260 is located outside the first fixing portion 210, the first fixing member 260 and the second splicing plate 230 cooperate to form a first clamping groove 270 for fixedly cooperating with the first connecting protrusion 431, and a second clamping groove 280 for fixedly cooperating with the second connecting protrusion 441 is disposed on the third splicing plate 240. Specifically, when the first connection protrusion 431 is installed, the first connection protrusion 431 may be integrally formed with the second arc plate 430. Or a first assembling hole is formed in the second arc-shaped plate 430, that is, the first connecting protrusion 431 is inserted into the first assembling hole and fixed to the second arc-shaped plate 430. When the second connection protrusion 441 is installed, the second connection protrusion 441 may be integrally formed with the third arc plate 440. Or a second assembling hole is formed in the third arc-shaped plate 440, that is, the first connecting protrusion 431 is inserted into the first assembling hole to be fixed with the second arc-shaped plate 430. In this embodiment, the first connecting protrusion 431 can be directly inserted into the first slot 270 to clamp and fix the second arc-shaped plate 430 and the second connecting plate 262. The second connecting protrusion 441 can be directly clamped into the second clamping slot 280 to clamp and fix the third arc-shaped plate 440 and the third connecting plate 262. The fixing of the corner wrapping assembly 400 and the splicing assembly 200 can be directly realized without auxiliary tools in the above embodiment, i.e. the installation or the fixing of the sound absorber is more convenient.

Referring to fig. 2, in an embodiment, the first fixing member 260 includes a bending plate 261 and a connecting plate 262, one end of the bending plate 261 is connected to one end of the second splicing plate 230 away from the first fixing portion 210, the other end of the bending plate 261 is connected to one end of the connecting plate 262, the other end of the connecting plate 262 is connected to one side of the first splicing plate 220 departing from the first fixing portion 210, and a bending portion of the bending plate 261 cooperates with the second splicing plate 230 to form the first clamping groove 270. Specifically, a second clamping groove 280 is formed by the bending portion of the bending plate 261 (i.e., the bending portion of the bending plate 261) and the second splicing plate 230, and meanwhile, the bending plate 261 is connected with one side of the first splicing plate 220 departing from the first fixing portion 210 through the connecting plate 262. The above embodiment can ensure the strength of the splicing assembly 200 on one hand and the deformation capability of the bending part on the other hand. Further, the bending part formed on the bending plate 261 is a U-shaped plate, namely, the relative extrusion or stretching of the U-shaped plate is realized by utilizing the gap between the two side walls of the U-shaped plate, so that the deformation of the bending part is realized.

In one embodiment, a first fixing groove is formed on a surface of the splicing assembly 200 facing the mounting opening 300, and a second fixing groove is formed on a surface of the corner wrapping assembly 400 facing the mounting opening 300, and both the first fixing groove and the second fixing groove are used for being fixedly matched with a hanging wall. Specifically, the sound absorber can realize the cooperation of installing of sound absorber and hanging wall through first fixed slot and second fixed slot. Simultaneously, according to indoor environment or indoor installation needs, can set up a plurality of wall of hanging simultaneously on the wall body to correspond through a plurality of absorbers and install.

Referring to fig. 1 and 4, in one embodiment, a flame retardant member 600 is further disposed on the sound absorber. Specifically, the flame-retardant member 600 is flame-retardant cotton or a flame-retardant layer. The flame-retardant effect of the sound absorber can be effectively guaranteed through the flame-retardant member 600.

Referring to fig. 5 to 7, in one embodiment, the sound absorber may be assembled into a square, rectangle, triangle, or hexagon polygon according to installation requirements. Meanwhile, the sound absorbing member 100 can be assembled by selecting the installation and matching manner of the splicing assembly 200 and the corner wrapping assembly 400 as required, or the sound absorbing member 100 can be assembled by only adopting the splicing assembly 200.

In one embodiment, a sound absorption wall comprises the sound absorber of any one of the above embodiments and further comprises a wall body, wherein the sound absorber is arranged on the wall body.

When the sound absorption wall is used, the sound absorber replaces a house component through the splicing assembly 200 to realize independent installation (fixation) of the sound absorber 100. That is, the sound absorber can be placed at a position which is not limited by the connection of the house members and which is changed according to the indoor use condition or the noise environment. For example, the sound absorber is hung in a hook or a hanging groove preset in the room. The sound absorption of the sound absorption piece in the room is guaranteed.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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 indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims (10)

1. A sound absorber, comprising: sound absorbing member and a plurality of concatenation subassembly, it is a plurality of concatenation subassembly is end to end connection in proper order, and is a plurality of concatenation subassembly concatenation is formed with the installing port that is used for installing the sound absorbing member, the concatenation subassembly be equipped with the fixed complex first fixed part of sound absorbing member, the concatenation subassembly is used for installing on the wall body.

2. The sound absorber of claim 1, wherein the splice assembly comprises a first splice plate, a second splice plate, and a third splice plate, one side of the first splice plate is connected to a face of the second splice plate, the other side of the first splice plate is connected to a face of the third splice plate, and the first splice plate, the second splice plate, and the third splice plate are spliced to form the first fixing portion.

3. The sound absorber of claim 2, further comprising a plurality of corner wrap assemblies, wherein adjacent two splice assemblies are connected by the corner wrap assemblies.

4. The sound absorber of claim 3, further comprising a light bar, wherein a first mounting groove is formed in a surface of the splicing assembly away from the mounting opening, a second mounting groove is formed in a surface of the wrap angle assembly away from the mounting opening, and the light bar is mounted in the first mounting groove and the second mounting groove.

5. The sound absorber as claimed in claim 3, wherein the corner wrapping assembly comprises a first arc-shaped plate, a second arc-shaped plate and a third arc-shaped plate, one side of the first arc-shaped plate is connected with the plate surface of the second arc-shaped plate, the other side of the first arc-shaped plate is connected with the plate surface of the third arc-shaped plate, the first arc-shaped plate, the second arc-shaped plate and the third arc-shaped plate are spliced to form a second fixing portion, the second fixing portion is used for being fixedly matched with the sound absorbing part, and the second fixing portion is communicated with the first fixing portion.

6. The sound absorber as claimed in claim 5, wherein a first connecting bump is disposed on the second arc, a second connecting bump is disposed on the third arc, the splicing assembly further includes a first fixing member disposed between the first splicing plate and the second splicing plate, the first fixing member is disposed outside the first fixing portion, the first fixing member and the second splicing plate cooperate to form a first slot fixedly engaged with the first connecting bump, and a second slot fixedly engaged with the second connecting bump is disposed on the third splicing plate.

7. The sound absorber as claimed in claim 6, wherein the first fixing member comprises a bending plate and a connecting plate, one end of the bending plate is connected to one end of the second splicing plate, which is far away from the first fixing portion, the other end of the bending plate is connected to one end of the connecting plate, the other end of the connecting plate is connected to one surface of the first splicing plate, which is far away from the first fixing portion, and the bending portion of the bending plate and the second splicing plate cooperate to form the first clamping groove.

8. The sound absorber as claimed in claim 3, wherein a first fixing groove is formed in a surface of the splicing assembly facing the mounting opening, a second fixing groove is formed in a surface of the corner wrapping assembly facing the mounting opening, and the first fixing groove and the second fixing groove are both used for being fixedly matched with a hanging wall.

9. The sound absorber of claim 8, wherein a flame retardant element is further provided on the sound absorber.

10. The sound absorber as claimed in any one of claims 1 to 9, wherein the shape of the sound absorber is square, rectangular, triangular or hexagonal.

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