CN214006334U - Composite acoustic panel and decorative structure - Google Patents
Composite acoustic panel and decorative structure Download PDFInfo
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- CN214006334U CN214006334U CN202021448437.9U CN202021448437U CN214006334U CN 214006334 U CN214006334 U CN 214006334U CN 202021448437 U CN202021448437 U CN 202021448437U CN 214006334 U CN214006334 U CN 214006334U
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- perforated plate
- sound absorber
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Abstract
The application provides a compound acoustic baffle and decorative structure, compound acoustic baffle include the perforated plate and adopt the sound absorber that particulate sound absorbing material made, and the perforated plate is provided with the holding tank, and the sound absorber is located in the holding tank. The perforated plate is arranged, so that the strength is high, the thickness of the composite sound absorption plate is small, and consumable materials are reduced; and the sound absorber is arranged in the holding tank, the perforated plate plays a role in protecting the sound absorber, the sound absorber is not easy to be damaged, namely, the composite sound absorbing plate is not easy to be damaged, the service life is long, and the cost is reduced. Simultaneously, the holding tank is located to the sound absorber, and the area of contact of sound absorber and perforated plate is big, and the two combines more firmly reliably, and sound absorber and perforated plate are difficult not hard up, use safe and reliable.
Description
Technical Field
The utility model relates to a sound absorption equipment field particularly, relates to a compound acoustic baffle and decorative structure.
Background
In order to improve noise in the space, a sound absorbing material or a sound absorbing structure is generally disposed on the wall and ceiling of the space to eliminate reverberation. Most of the existing sound absorption materials are fiber sound absorption materials, such as glass fiber cotton or rock wool and the like. In order to solve the problem of poor environmental protection of the existing fiber sound-absorbing materials, particle sound-absorbing materials, such as particulate sound-absorbing materials formed by bonding particle materials with binders, are available on the market. The particle sound absorption material is made into a plate-shaped structure and fixed through the keel.
The inventor researches and discovers that the existing sound absorption board made of the particle sound absorption material has the following defects:
the sound absorbing panel is vulnerable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compound acoustic baffle and decorative structure, its structural strength that can improve the acoustic baffle, the acoustic baffle is difficult to be damaged.
The embodiment of the utility model is realized like this:
in a first aspect, an embodiment of the present invention provides a composite sound absorbing panel, which includes:
perforated plate and the sound absorber that adopts particle sound absorbing material to make, perforated plate are provided with the holding tank, and the sound absorber is located in the holding tank.
In an alternative embodiment, the groove peripheral wall of the perforated plate is provided with a convex part which abuts against the sound absorber and is used for preventing the sound absorber from falling out of the notch of the containing groove.
In an alternative embodiment, the protrusion is an annular structure.
In an alternative embodiment, one side of the convex part, which faces away from the groove bottom wall of the accommodating groove, and the end face of the groove opening of the accommodating groove are located in the same plane.
In an alternative embodiment, the side of the sound absorber facing away from the groove bottom wall of the accommodating groove and the end face of the groove opening of the accommodating groove are located in the same plane.
In an alternative embodiment, the perforated plate has an open area ratio of 12% or more, wherein open area ratio is the ratio of the sum of the areas of all the holes in the perforated plate to the surface area of one face of the perforated plate.
In an alternative embodiment, the composite acoustic panel further comprises a protective layer having through holes, the through holes of the protective layer having a smaller diameter than the through holes of the perforated plate; the perforated plate has a contact surface for contacting the sound absorber, at least a portion of the contact surface being provided with a protective layer to space at least a portion of the contact surface from the sound absorber.
In an alternative embodiment, the composite panel further comprises a reinforcement member disposed within the acoustic absorber.
In an alternative embodiment, the reinforcement member is provided with a plurality of lightening holes.
In a second aspect, an embodiment of the present invention provides a decoration structure, which includes:
the composite sound absorbing panel of any one of the preceding embodiments.
The embodiment of the utility model provides a beneficial effect is:
to sum up, this embodiment provides a compound acoustic baffle, including perforated plate and sound absorber, the perforated plate is provided with the holding tank, the sound absorber is located in the holding tank, the two forms compound acoustic baffle jointly, when satisfying the noise reduction noise elimination of making an uproar, owing to be provided with the perforated plate, and the sound absorber locates in the holding tank, the perforated plate plays the effect of protection sound absorber, the sound absorber is difficult to be damaged, also be difficult for being damaged by compound acoustic baffle, long service life, reduce cost. Simultaneously, the holding tank is located to the sound absorber, and the area of contact of sound absorber and perforated plate is big, and the two combines more firmly reliably, and sound absorber and perforated plate are difficult not hard up, use safe and reliable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a composite sound absorbing panel according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a modified composite sound absorbing panel according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a perforated plate according to an embodiment of the present invention;
fig. 4 is a schematic structural view of another variation of the composite sound absorbing panel according to the embodiment of the present invention.
Icon:
100-perforated plate; 110-a receiving groove; 111-a tank bottom wall; 112-a groove peripheral wall; 113-a trough top wall; 120-a convex part; 121-outer side; 200-a sound absorber; 300-a protective layer; 400-reinforcement.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present embodiment provides a composite sound absorption board with high structural strength, which is not easily damaged, and reduces the cost.
Referring to fig. 1, in the present embodiment, the composite sound absorbing panel includes a perforated plate 100 and a sound absorber 200 made of a particulate sound absorbing material, the perforated plate 100 is provided with an accommodating groove, and the sound absorber 200 is disposed in the accommodating groove.
The compound acoustic baffle that this embodiment provided, including perforated plate 100 and sound absorber 200, perforated plate 100 is provided with the holding tank, sound absorber 200 is located in the holding tank, the two forms compound acoustic baffle jointly, when satisfying the noise reduction noise elimination, owing to be provided with perforated plate 100, and sound absorber 200 locates in the holding tank, perforated plate 100 plays the effect of protection sound absorber 200, sound absorber 200 is difficult to be damaged, also be difficult by the damage of compound acoustic baffle, long service life, reduce cost. Meanwhile, the sound absorber 200 is arranged in the containing tank, the contact area between the sound absorber 200 and the perforated plate 100 is large, the sound absorber 200 and the perforated plate 100 are combined more firmly and reliably, the sound absorber 200 and the perforated plate 100 are not easy to loosen, and the use is safe and reliable.
It should be noted that the sound absorber 200 is made of a particulate sound absorbing material, and the particulate sound absorbing material may include a base layer and a decorative layer, where the base layer includes natural sand particles and a binder, and the binder covers the surface layers of the natural sand particles, and the natural sand particles are bonded with each other by the binder on the surface layers; the surface of the base layer is wholly or partially provided with a decorative layer composed of natural colored sand, the natural colored sand is compacted on the surface of the base layer and is bonded through a bonding agent, and part of the natural colored sand of the bottom layer is embedded in the surface of the base layer. Of course, the particulate sound absorbing material may be other materials, which are not listed here.
Referring to fig. 3, in the composite sound absorbing panel of the present embodiment, the receiving groove 110 is disposed on the perforated plate 100, and the sound absorber 200 is disposed in the receiving groove 110, it can be understood that the perforated plate 100 is a mold for forming the sound absorber 200, and the sound absorber 200 is formed in the receiving groove 110 by directly filling the particle sound absorbing material in the receiving groove 110 of the perforated plate 100. Whole storage tank 110 can be filled up to sound absorber 200, and further, sound absorber 200 deviates from one side of the tank bottom wall 111 of storage tank and the notch place terminal surface of storage tank and is located the coplanar, and the structure of whole compound acoustic baffle is more regular, the assembly of being convenient for.
In addition, when the sound absorber 200 is filled, an adhesive may be provided on the groove peripheral wall 112 of the receiving groove 110, thereby improving the fastening of the sound absorber 200 to the perforated plate 100.
In this embodiment, optionally, the perforated plate 100 may be a rectangular plate, the accommodating groove 110 is disposed on one plate surface of the perforated plate 100, and the accommodating groove 110 may be a rectangular groove.
Obviously, in other embodiments, the perforated plate 100 may not be limited to a rectangular plate, and the receiving groove 110 may not be limited to a rectangular groove.
Referring to fig. 2, further, a protrusion 120 is disposed on the circumferential wall 112 of the accommodating groove 110, the protrusion 120 may be a plate-shaped structure, and the protrusion 120 protrudes toward the center of the accommodating groove 110 along a direction perpendicular to the circumferential wall 112. When the sound absorber 200 is filled in the accommodating groove 110, the sound absorber 200 abuts against the protrusion 120, that is, the sound absorber 200 is clamped between the groove bottom wall 111 of the accommodating groove 110 and the protrusion 120, so that the sound absorber 200 is prevented from coming out of the notch of the accommodating groove 110.
Alternatively, the protrusions 120 may be a structure that is integrally formed with the perforated panel 100, i.e., the protrusions 120 are part of the perforated panel 100.
Alternatively, when the receiving groove 110 is a rectangular groove, the protrusion 120 may be provided on only one groove peripheral wall 112 of the receiving groove 110, or one protrusion 120 may be provided on both opposite groove peripheral walls 112 of the receiving groove 110.
In other embodiments, the protruding portion 120 may be an annular plate structure, and the protruding portion 120 extends along the circumferential direction of the receiving groove 110, that is, the protruding portion 120 can function to block the sound absorber 200 around the notch of the receiving groove 110, so as to increase the contact area between the protruding portion 120 and the sound absorber 200 located in the receiving groove 110, enhance the blocking effect, better prevent the sound absorber 200 from falling off from the notch of the receiving groove 110, and enhance the connection firmness between the perforated plate 100 and the sound absorber 200.
Optionally, one side of the convex portion 120, which is away from the groove bottom wall 111 of the accommodating groove, is an outer side 121, and the outer side 121 of the convex portion 120 and the end surface where the notch of the accommodating groove are located in the same plane, so that the perforated plate 100 is smoother and convenient to mount.
In this embodiment, it should be noted that the perforated plate 100 is a structure in which a plurality of through holes are provided on a plate, the number, size, and shape of the through holes are set as needed, and optionally, the aperture ratio of the perforated plate 100 is greater than or equal to 12%, where the aperture ratio is a ratio of a sum of areas of all the holes on the perforated plate 100 to a surface area of one plate surface of the perforated plate 100.
Optionally, perforated plate 100 can set up to the metal sheet, perforated plate 100's structural strength is high, be difficult for being damaged, and compare with the traditional sound-absorbing structure who only adopts particulate sound absorbing material to make, when the compound sound-absorbing plate of traditional sound-absorbing structure and this embodiment has the same intensity, the thickness of traditional sound-absorbing structure is bigger than the thickness of compound sound-absorbing plate, in other words, the compound sound-absorbing plate that this embodiment provided can reduce thickness, and therefore, the cost is reduced, and can also lighten weight, and be convenient for transport and installation.
Referring to fig. 4, in the present embodiment, optionally, the composite sound absorbing panel further includes a protective layer 300 having a through hole, and the protective layer 300 is a flexible layer that can be deformed so as to be laid in the accommodating groove 110 and contact with the groove bottom wall 111, the groove peripheral wall 112, and the groove top wall 113 of the accommodating groove 110. The aperture of the through-hole of the protective layer 300 is smaller than the aperture of the through-hole on the perforated plate 100; perforated plate 100 has a contact surface contacting sound absorber 200, and at least a portion of the contact surface is provided with an overcoat layer 300 to space at least a portion of the contact surface from sound absorber 200.
In this embodiment, optionally, the contact surfaces are set as the bottom wall 111, the peripheral wall 112 and the top wall 113 of the receiving groove 110, and the protective layer 300 is laid on the whole of the bottom wall 111, the peripheral wall 112 and the top wall 113 of the receiving groove, so as to achieve a better isolation effect and reduce the probability that the perforated plate 100 is blocked by the sound absorber 200. The groove top wall 113 is a side surface of the protrusion 120 facing the groove bottom wall 111.
In this embodiment, optionally, the composite sound absorption plate further includes a reinforcing member 400, and the reinforcing member 400 is disposed inside the sound absorber 200 and plays a role in reinforcing the sound absorber 200.
Optionally, the reinforcing member 400 is provided with a plurality of lightening holes, that is, the reinforcing member 400 is a grid structure and is arranged inside the sound absorber 200, so that the reinforcing member can be better combined with the sound absorber 200, and the weight of the whole composite sound absorbing panel can be reduced.
In this embodiment, a pattern layer may be disposed on the outer surface of the perforated plate 100, so as to enhance the decorative effect of the composite sound absorbing panel. When the composite sound absorption panel is assembled to a wall, the perforated panel 100 may be selected to face outward, or the sound absorber 200 may be selected to face outward, so that the composite sound absorption panel may be more flexibly installed.
The composite sound absorption plate provided by the embodiment has the advantages that the structure is reasonable, the sound absorber 200 is not easy to fall off, the service life is long, and the cost is reduced; and the composite sound absorption plate has light weight, is convenient to transport and install, reduces material consumption and reduces cost.
The embodiment also provides a decorative structure, which comprises the composite sound-absorbing boards mentioned in the above embodiment, wherein a plurality of composite sound-absorbing boards can be arranged on the keel, and the keel is fixed on the wall body, so that a sound-insulating wall body structure is formed. Obviously, a plurality of composite sound absorption plates can also be connected with a main body such as a building directly or through other connecting pieces to form a decorative structure.
It should be noted that the decoration structure may be a ceiling structure, a wall panel structure, or a floor structure.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A composite acoustic panel, comprising:
the sound absorption structure comprises a perforated plate and a sound absorber made of particle sound absorption materials, wherein the perforated plate is provided with an accommodating tank, and the sound absorber is arranged in the accommodating tank;
the composite sound absorption plate also comprises a protective layer with through holes, and the aperture of the through holes of the protective layer is smaller than that of the through holes on the perforated plate; the perforated plate has a contact surface that contacts the sound absorber, at least a portion of the contact surface being provided with the protective layer such that at least a portion of the contact surface is spaced from the sound absorber.
2. The composite acoustical panel of claim 1, wherein:
and the groove peripheral wall of the perforated plate is provided with a convex part which is abutted against the sound absorber and used for preventing the sound absorber from being separated from the notch of the accommodating groove.
3. The composite acoustic panel of claim 2, wherein:
the convex part is of an annular structure.
4. The composite acoustic panel according to claim 2 or 3, wherein:
one side of the convex part deviating from the groove bottom wall of the accommodating groove and the end surface of the groove opening of the accommodating groove are positioned in the same plane.
5. The composite acoustic panel of claim 4, wherein:
one side that the sound absorber deviates from the groove diapire of holding tank and the notch place terminal surface of holding tank lie in the coplanar.
6. The composite acoustical panel of claim 1, wherein:
the aperture ratio of the perforated plate is more than or equal to 12%, wherein the aperture ratio refers to the ratio of the sum of the areas of all holes on the perforated plate to the surface area of one plate surface of the perforated plate.
7. The composite acoustical panel of claim 1, wherein:
the composite sound absorption plate further comprises a reinforcing member, and the reinforcing member is arranged inside the sound absorber.
8. The composite acoustic panel of claim 7, wherein:
the reinforcement member is provided with a plurality of lightening holes.
9. A decorative structure, said decorative structure comprising:
the composite acoustic panel of any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021448437.9U CN214006334U (en) | 2020-07-21 | 2020-07-21 | Composite acoustic panel and decorative structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021448437.9U CN214006334U (en) | 2020-07-21 | 2020-07-21 | Composite acoustic panel and decorative structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214006334U true CN214006334U (en) | 2021-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021448437.9U Active CN214006334U (en) | 2020-07-21 | 2020-07-21 | Composite acoustic panel and decorative structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214006334U (en) |
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- 2020-07-21 CN CN202021448437.9U patent/CN214006334U/en active Active
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