CN214246418U - Ceramsite composite sound absorption plate - Google Patents
Ceramsite composite sound absorption plate Download PDFInfo
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- CN214246418U CN214246418U CN202022973697.4U CN202022973697U CN214246418U CN 214246418 U CN214246418 U CN 214246418U CN 202022973697 U CN202022973697 U CN 202022973697U CN 214246418 U CN214246418 U CN 214246418U
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Abstract
The utility model discloses a compound acoustic baffle of haydite relates to the acoustic panel field, include: the sound insulation structure comprises a shell, a ceramsite layer and a sound insulation layer, wherein the ceramsite layer and the sound insulation layer are arranged in the shell, noise can sequentially penetrate through the ceramsite layer and the sound insulation layer, and a cavity is formed between the sound insulation layer and the inner wall of the shell; the utility model discloses have the cavity between well sound insulating layer and the shells inner wall, a small part of noise gets into this cavity after through haydite layer and sound insulating layer to vibrate repeatedly in this cavity, be zero until the decay, improved sound absorption, syllable-dividing effect, set up the haydite layer moreover and replace fiber material such as rock wool, glass cotton, improved the intensity of structure, difficult damaged and weatherability is good, function can not reduce in the service life, scrap back natural degradation can not cause solid useless pollution.
Description
Technical Field
The utility model relates to a sound absorption panel field especially relates to a compound acoustic baffle of haydite.
Background
The sound environment is the important component of building environment, and in the building, people need the environment quiet, the listening is clear, and the sound effect in the room is very big with the building material's on top, wall, ground acoustic characteristic relation, when indoor closely knit stereophonic sound reflective material such as the use concrete in a large number, gypsum board, glass, metal sheet, stone material, ceramic tile, because the reverberation superposition effect of sound reflection, can cause indoor sound noisy moreover, contain the confusion.
Generally, the sound absorption decorative plate is made of a sound absorption material with a certain sound absorption coefficient, the sound absorption material is a reflection material with the sound absorption coefficient NRC of less than 0.2, the sound absorption material with the sound absorption coefficient NRC of more than 0.2 is considered as the sound absorption material, and the sound absorption coefficient reflects the sound absorption capacity of the sound absorption material; the traditional sound absorption materials generally comprise mineral wool boards, wood wool boards, glass fiber cotton, rock wool, microporous sponge, polyester fiber boards, perforated metal boards, perforated wood boards and the like, however, the defects of the mineral fiber sound absorption materials are as follows: the material has poor strength, poor aesthetic degree, fiber dust and the like, is easy to deform, crack or peel off after long-term use, and the filler cannot be naturally degraded when being scrapped, thereby causing solid waste pollution to the surrounding environment.
The ceramsite fired by using the argil is a granular material with a large number of micropores naturally formed inside in the manufacturing process, and the abundant micropores inside the ceramsite have good sound absorption effect.
The application number is "201820816164.5", the utility model discloses a utility model patent of name "cement haydite acoustic baffle" discloses a cement haydite acoustic baffle, underframe including concrete structure, the underframe includes rectangular bottom plate and bellied frame all around, be equipped with the obturator in the underframe, the obturator is bilayer structure, the inlayer is the foam and inhales the cotton layer of sound, the outer layer is the cement haydite layer, the surface on cement haydite layer is concave and convex, and the highest plane on cement haydite layer flushes with the terminal surface of frame, the noise inhales the cotton layer after water cement haydite layer and foam through water, there is the part noise that does not absorb to transmit away through the underframe, inhale the sound, the sound insulation effect is relatively poor, and the unable natural degradation of filler when scrapping, cause solid waste pollution to all ring edge borders.
Therefore, there is a need for a ceramsite composite acoustic board which has improved sound absorption effect, sound insulation effect, high strength and no solid waste pollution.
Disclosure of Invention
The utility model aims at providing a haydite composite acoustic baffle to solve the problem that above-mentioned prior art exists, makeed the sound absorption effect and give sound insulation effect, intensity height and can not cause solid useless pollution.
In order to achieve the above object, the utility model provides a following scheme: the utility model provides a compound acoustic baffle of haydite, including casing, haydite layer and sound insulation layer be provided with in the casing and supply the noise to pass in proper order the haydite layer with the sound insulation layer, the sound insulation layer with the cavity has between the shells inner wall.
Preferably, a cavity is formed between the ceramic particle layer and the inner wall of the shell.
Preferably, the ceramic particle layer and the sound insulation layer are integrally arranged.
Preferably, the shell comprises an inner shell and an outer shell, the inner shell is arranged in a fully-closed mode, and the outer shell is sleeved outside the inner shell in a close fit mode.
Preferably, a groove for fixing the ceramic particle layer and the sound insulation layer is formed in the inner wall of the inner shell.
Preferably, an opening is formed in one end of the outer shell, the inner shell is exposed out of the opening of the outer shell, and a plug-in slot matched with a part of the inner shell exposed out of the outer shell is formed in the periphery of one end, opposite to the opening end, of the outer shell; or the openings at the two ends of the outer shell are arranged, the inner shell is exposed from the openings at the two ends of the outer shell, the H-shaped groove connecting piece is arranged on the inner shell with one end exposed out of the outer shell, and the insertion groove is formed in one surface, away from the inner shell, of the H-shaped groove connecting piece.
Preferably, the splicing groove is internally provided with a rubber strip with a damping effect, and the outer shell is provided with the rubber strip outside the two side surfaces corresponding to the ceramsite layer and the sound insulation layer.
Preferably, a plurality of bulges are arranged on one surface, far away from the sound insulation layer, of the ceramic particle layer.
Preferably, the protrusions are square conical protrusions, and the protrusions are arranged in a staggered mode.
The utility model discloses for prior art gain following technological effect:
1. the shell is internally provided with a ceramsite layer and a sound insulation layer which are sequentially penetrated by noise, the noise firstly passes through the ceramsite layer and is partially absorbed by the microporous structure of the ceramsite in the ceramsite layer, the other part of the noise passes through the ceramsite layer to reach the sound insulation layer, and the sound insulation layer reflects a part of the noise to enter the ceramsite layer to be continuously absorbed, so that the sound absorption effect is improved, the noise is counteracted or interfered with incident noise while being absorbed by the ceramsite layer, the transmission direction of the noise is eliminated or changed, and the noise is further reduced.
2. The sound insulation layer is arranged on the inner wall of the shell, and the sound insulation layer is arranged on the inner wall of the shell.
3. A cavity is arranged between the ceramsite layer and the inner wall of the shell, when noise is transmitted to the ceramsite layer, part of the noise is reflected, the reflected noise and incident noise form offset or interference in the cavity, and the reflected noise vibrates repeatedly, so that the noise is reduced.
4. The ceramic particle layer and the sound insulation layer are integrally arranged, and the sound insulation layer is a composite and reinforced sound insulation layer, so that the structural strength of the whole ceramic particle composite sound absorption plate is greatly enhanced, and the ceramic particle composite sound absorption plate is not easy to deform, crack or peel.
5. The shell is divided into an inner shell and an outer shell which is tightly sleeved outside the inner shell, the outer shell can serve as a protection structure to protect the inner shell, on the premise of enhancing the structural strength, the influence of factors such as illumination, cold and heat, wind and rain, bacteria and the like is greatly reduced, and the service life and the weather resistance of the ceramsite composite acoustic board are improved.
6. Be provided with the recess that is used for fixed haydite layer and sound insulation layer on the inner wall of interior casing, the fixed action of recess makes haydite layer and sound insulation layer can not take place the offset in the interior casing, and then makes the compound acoustic baffle of haydite in the transportation, and inner structure can not take place the dislocation.
7. The staggered arrangement of the bulges on the ceramsite layer increases the sound absorption area of the ceramsite layer, and the staggered arrangement of the bulges enables the reflected noise to form a divergent state, so as to offset or interfere with the incident noise, eliminate or change the propagation direction of the noise, and achieve the purpose of reducing the noise.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is a structural diagram of the connecting type top sealing block of the ceramsite composite acoustic board outer shell of the utility model;
FIG. 2 is a structural diagram of the shell connecting type middle block of the composite sound absorbing ceramsite board of the present invention;
FIG. 3 is a structural diagram of the H-shaped groove connecting piece connecting type top sealing block of the composite ceramsite sound absorption board of the present invention;
FIG. 4 is a structural diagram of the H-shaped groove connecting piece connecting type middle block of the ceramsite composite acoustic board of the present invention;
FIG. 5 is a front cross-sectional view of the ceramsite composite acoustic board of the present invention;
FIG. 6 is an internal structure view of the ceramsite composite acoustic board of the present invention;
wherein, 1, a shell; 2. an outer housing; 3. an inner housing; 4. a ceramic layer; 5. a sound insulating layer; 6. a groove; 7. a cavity; 8. inserting grooves; 9. an adhesive tape; 10. an H-shaped groove connecting piece; 11. and (4) protruding.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a haydite composite acoustic baffle to solve the problem that prior art exists, makeed the sound absorption effect and give sound insulation effect, intensity height and can not cause solid useless pollution.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Example 1:
referring to fig. 1-2 and 5-6, a ceramsite composite sound absorption plate is provided, which includes a housing 1, a ceramsite layer 4 and a sound insulation layer 5, wherein the ceramsite layer 4 and the sound insulation layer 5 are arranged in the housing 1 at intervals or in close proximity, the cross-sectional sizes of the ceramsite layer 4 and the sound insulation layer 5 are the same as the cross-sectional size of the housing 1, the ceramsite layer 4 is arranged on the side close to noise, and the noise sequentially passes through the ceramsite layer 4 and the sound insulation layer 5, so as to achieve the purposes of sound absorption and sound insulation; have cavity 7 between sound insulation layer 5 and the casing 1 inner wall, when cavity 7 exists, the noise of "leaking the net" behind ceramsite layer 4 and sound insulation layer 5 will vibrate repeatedly in this cavity 7, and until the final decay is zero, has improved syllable-dividing effect.
The ceramsite layer 4 is in contact with or arranged at intervals with the inner wall of the shell 1, when the cavity 7 is formed between the ceramsite layer 4 and the inner wall of the shell 1, part of noise is reflected when the noise is transmitted to the ceramsite layer 4, and the reflected noise and incident noise form offset or interference in the cavity 7 and vibrate repeatedly, so that the noise is reduced.
The ceramsite layer 4 and the sound insulation layer 5 can be integrally arranged, so that the strength of the ceramsite composite sound absorption plate is improved.
The inner wall of the inner shell 3 is provided with grooves 6 corresponding to the positions of the ceramsite layer 4 and the sound insulation layer 5 and used for fixing the positions of the ceramsite layer 4 and the sound insulation layer 5 in the inner shell 3, when the ceramsite layer 4 and the sound insulation layer 5 are arranged at intervals, the number of the grooves 6 is 4, the upper end and the lower end of each groove are 2, and the sizes of the grooves 6 are respectively matched with the sizes of the ceramsite layer 4 and the sound insulation layer 5 close to the inner wall of the inner shell 3; when the ceramsite layer 4 and the sound insulation layer 5 are arranged closely or integrally, the number of the grooves 6 is 2, the upper end and the lower end of each groove are 1, and the size of each groove 6 is matched with the size of the inner wall part, close to the inner shell 3, of the ceramsite layer 4 and the sound insulation layer 5.
The ceramsite composite sound absorption plate is used for combining to form a decorative plate, wherein the outer shell connecting type top sealing block is shown in figure 1, one end of the outer shell 2 is opened, and a part of the inner shell 3 is exposed out of the opening end of the outer shell 2.
As shown in fig. 2, the periphery of one end of the outer casing 2 opposite to the open end extends to form an insertion groove 8, the size of the insertion groove 8 is the same as that of the exposed part of the inner casing 3 from the open end of the outer casing 2, and the inner casing 3 exposed from the other ceramsite composite sound absorption plate is inserted into the insertion groove 8 to form connection.
The bottom of inserting groove 8 is provided with adhesive tape 9 through the bolt fastening for provide the cushioning effect, this adhesive tape 9 can be the ethylene propylene diene monomer adhesive tape, and the both sides off-plate that shell body 2 and haydite layer 4 and sound insulation layer 5 correspond is equipped with adhesive tape 9, is convenient for laminate the wall body and provides the cushioning effect, and this adhesive tape 9 can be 9 words adhesive tape.
The surface of the ceramic particle layer 4, which is far away from the sound insulation layer 5, is provided with a plurality of bulges 11, so that the sound absorption area is increased.
The protrusions 11 can be square conical protrusions 11, and the protrusions 11 are arranged in a staggered manner, so that reflected noise is in a divergent state, and offset or interference with incident noise is formed, the propagation direction of the noise is eliminated or changed, and the purpose of reducing the noise is achieved.
The ceramsite layer 4 is composed of 0.7kg of pervious concrete rubber powder, 12kg of cement, 34kg of ceramsite and 5kg of water per square meter.
In the process of manufacturing the ceramsite layer 4, the rubber powder and the concrete are uniformly stirred, the ceramsite is added and uniformly stirred, water is added, the mixture is properly and uniformly stirred without excessive stirring, the formation of through holes is ensured, and the rubber powder is SiO2The polymer synthesized with the special functional monomer is a core material for pervious concrete to reach the water permeability and strength standards, and increases the adhesive force between cement and aggregate.
The rubber powder has the functions of enhancing the workability and the viscosity of concrete, increasing the surface activity of cement and converting the dispersibility of a cement base;
the rubber powder also has the functions of keeping the surface stability of the aggregate wrapped by the slurry of the concrete and improving the compressive strength and the caking property of the cement hydrate;
the rubber powder also has the function of improving the frost resistance, durability and weather resistance of the concrete.
Example 2:
as shown in fig. 3-4, the H-shaped groove connecting piece connecting type ceramsite composite acoustic board has most of the same structure as that in the embodiment 1, except that: the outer shell 2 is open at two ends and is closely sleeved on the periphery of the inner shell 3, and the upper end and the lower end of the inner shell 3 are both exposed out of the outer shell 2.
The H-shaped groove connecting piece connecting type capping block is shown in figure 3, an H-shaped groove connecting piece 10 is tightly sleeved on the exposed part of the inner shell 3 at one end from the opening end of the outer shell 2, and one surface, far away from the inner shell 3, of the H-shaped groove connecting piece 10 is trimmed to be a plane.
As shown in fig. 4, an insertion groove 8 is formed on a surface of the H-shaped groove connector 10 away from the inner housing 3, and the insertion groove 8 is used for inserting a portion of the inner housing 3 of the other ceramsite composite sound absorbing board exposed out of the outer housing 2.
In embodiments 1 and 2, after the adhesive tape 9 is installed in the insertion groove 8, the thickness of the adhesive tape 9 should be considered when designing the depth of the insertion groove 8, and preferably, the insertion groove 8 should just cover the part of the inner housing 3 exposed out of the outer housing 2 after the insertion is completed.
In the actual use process, the middle blocks of different ceramsite composite sound-absorbing boards are connected into a whole in an inserting mode, and the top end of the middle block is inserted with a ceramsite composite sound-absorbing board sealing top block to form the decorative board.
The adaptability that carries out according to actual demand all is in the protection scope of the utility model.
It should be noted that, as is obvious to a person skilled in the art, the invention is not limited to details of the above-described exemplary embodiments, but can be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The utility model discloses a concrete example is applied to explain the principle and the implementation mode of the utility model, and the explanation of the above example is only used to help understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. The ceramsite composite sound absorption plate is characterized by comprising a shell, a ceramsite layer and a sound insulation layer, wherein the ceramsite layer and the sound insulation layer are arranged in the shell, noise sequentially penetrates through the ceramsite layer and the sound insulation layer, and a cavity is formed between the sound insulation layer and the inner wall of the shell.
2. The ceramsite composite acoustic board according to claim 1, wherein a cavity is formed between the ceramsite layer and the inner wall of the shell.
3. The ceramsite composite acoustic board according to claim 1, wherein the ceramsite layer is integrated with the sound insulation layer.
4. The ceramsite composite acoustic board according to claim 1, wherein the shell comprises an inner shell and an outer shell, the inner shell is totally enclosed, and the outer shell is tightly sleeved outside the inner shell.
5. The ceramsite composite sound absorption plate according to claim 4, wherein the inner wall of the inner shell is provided with a groove for fixing the ceramsite layer and the sound insulation layer.
6. The ceramsite composite acoustic board according to claim 4, wherein an opening is formed at one end of the outer shell, the inner shell is exposed from the opening of the outer shell, and a plug-in groove matched with a part of the inner shell exposed from the outer shell is formed by extending the periphery of one end of the outer shell opposite to the opening end.
7. The ceramsite composite acoustic board according to claim 4, wherein the two openings of the outer shell are disposed, the inner shell is exposed from the two openings of the outer shell, the inner shell with one end exposed from the outer shell is provided with an H-shaped groove connector, and one surface of the H-shaped groove connector, which is far away from the inner shell, is provided with an insertion groove.
8. The ceramsite composite acoustic board according to claim 6 or 7, wherein the inserting groove is internally provided with a rubber strip with a damping effect, and the outer shell is provided with rubber strips outside the two side surfaces corresponding to the ceramsite layer and the sound insulation layer.
9. The ceramsite composite sound absorption board according to claim 1, wherein a plurality of protrusions are arranged on one surface of the ceramsite layer away from the sound insulation layer.
10. The ceramsite composite acoustic board according to claim 9, wherein the protrusions are square conical protrusions, and a plurality of the protrusions are arranged in a staggered manner.
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| CN202022973697.4U CN214246418U (en) | 2020-12-11 | 2020-12-11 | Ceramsite composite sound absorption plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502375A (en) * | 2020-12-11 | 2021-03-16 | 江苏远兴集团建设有限公司 | Ceramsite composite sound absorption plate and sound absorption method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112502375A (en) * | 2020-12-11 | 2021-03-16 | 江苏远兴集团建设有限公司 | Ceramsite composite sound absorption plate and sound absorption method thereof |
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