CN219491547U - Wooden microporous honeycomb sound-absorbing board - Google Patents

Abstract

The utility model relates to the field of sound absorbing boards and discloses a wooden microporous honeycomb sound absorbing board, which comprises a sound absorbing board main body, wherein the sound absorbing board main body comprises a closed outer frame, a microporous sound absorbing material facing layer, a specific 15 mm-thick high-strength aluminum honeycomb board, a 6 mm-thick perforated fireproof sound absorbing board on the back, a fireproof sound absorbing reinforcing felt and a fireproof material edge sealing layer.

Description

Wooden microporous honeycomb sound-absorbing board

Technical Field

The utility model relates to the field of sound absorbing boards, in particular to a wood micropore honeycomb sound absorbing board.

Background

The acoustic panel is a decorative functional panel, has a special structure, can absorb sound, has various colors for selection, and can meet the acoustic decorative requirements of different styles and layers. The sound absorption and noise reduction effects are achieved in acoustic places such as big theatres, concert halls, movie theaters, recording rooms, studio halls, meeting rooms, gymnasiums, exhibition halls, singing and dancing halls, KTV rooms, family movie halls, courts, reporting halls, interrogation rooms and the like.

In order to further improve the adaptability and the installation convenience of the acoustic panel, the prior art has made various improvements on the acoustic panel, such as the patent with publication number CN212317203U discloses an acoustic panel comprising a first acoustic layer, a second acoustic layer and an installation layer; the upper end face of the first sound absorption layer is a wavy cambered surface, a plurality of through holes are formed in the wavy cambered surface, and the through holes are all arranged on the trough of the wavy cambered surface; the lower end surface of the first sound absorption layer is provided with a fixing groove; the second sound absorption layer is arranged in the fixing groove and covers a plurality of through holes; the mounting layer comprises a mounting plate and a plurality of mounting frame strips, the mounting plate is fixedly arranged in the fixing groove and is abutted to the second sound absorption layer to fix the second sound absorption layer, the mounting frame strips are arranged at one end of the mounting plate away from the second sound absorption layer, and each mounting frame strip is parallel to each other and is arranged at intervals to enable two adjacent mounting plates to form a mounting groove. The sound-absorbing plate provided by the utility model has the advantages of good sound-absorbing efficiency, suitability for various use scenes, simplicity in installation and accuracy.

The prior art has obvious beneficial effects, but has the following defects:

the acoustic panel is commonly used in public places, and the fire safety in public places is the first place, but above-mentioned current acoustic panel lacks the fireproof effect, carries out combustion-supporting to the intensity of a fire even, and the security is not good. The sound absorbing effect is also general, and wood cellular sound absorbing boards are proposed for this purpose.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a wooden microporous honeycomb acoustic panel to solve the problem that the acoustic panel lacks fireproof and has a certain potential safety hazard in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the wood microporous honeycomb sound absorbing plate comprises a sound absorbing plate main body, wherein the sound absorbing plate main body comprises a closed outer frame, a microporous sound absorbing material facing layer, a specific high-strength aluminum honeycomb plate with the thickness of 15mm, a perforated fireproof sound absorbing plate with the thickness of 6mm on the back, a fireproof sound absorbing reinforcing felt and a fireproof material edge sealing layer, the microporous sound absorbing material facing layer and the perforated fireproof sound absorbing plate with the thickness of 6mm on the back are respectively fixedly connected to the upper surface and the bottom surface of the specific high-strength aluminum honeycomb plate with the thickness of 15mm, the specific high-strength aluminum honeycomb plate with the thickness of 15mm is installed in the closed outer frame, the fireproof sound absorbing reinforcing felt is fixedly connected to the bottom surface of the perforated fireproof sound absorbing plate with the thickness of 6mm on the back, the fireproof material edge sealing layer is compounded and pressed on one circle of the outer side of the closed outer frame, the microporous sound absorbing material facing layer and the perforated fireproof sound absorbing plate with the thickness of 6mm on the back, and a plurality of transmission holes are formed in a penetrating way on the upper surface of the perforated fireproof sound absorbing plate with the thickness of 6mm on the back.

Preferably, the upper surface of the specific high-strength aluminum honeycomb panel with the thickness of 15mm is provided with a plurality of sound absorption holes.

Preferably, the specific high-strength aluminum honeycomb plate with the thickness of 15mm is arranged in a honeycomb shape.

Preferably, the volume of the specific high-strength aluminum honeycomb panel with the thickness of 15mm is matched with the inner space of the closed outer frame.

Preferably, the front micropores of the microporous sound-absorbing material facing layer (2) are arranged with a hole center distance of 2.2mm and a hole diameter of 0.5mm (or a hole center distance of 4mm and a hole diameter of 0.7 mm)

Preferably, the transmission hole is provided corresponding to the sound absorbing hole.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the closed outer frame, the microporous sound-absorbing material facing layer, the specific high-strength aluminum honeycomb plate with the thickness of 15mm, the perforated fireproof sound-absorbing plate with the thickness of 6mm on the back, the fireproof sound-absorbing reinforced felt and the fireproof material edge sealing layer are arranged, so that the integral fireproof performance can be improved to achieve the level of incombustibility A, the microporous sound-absorbing material facing layer and the specific high-strength aluminum honeycomb plate with the thickness of 15mm are fully combined, the helmholtz resonator principle is utilized to achieve the optimal sound-absorbing effect, the environment-friendly performance is achieved, and the fireproof material edge sealing layer consistent with the decorative surface texture ensures the attractive appearance of the utility model.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of the overall explosive structure of the present utility model;

FIG. 3 is a schematic view of a 15mm thick specific high strength aluminum honeycomb panel structure of the present utility model;

fig. 4 is a schematic top view of the enclosed frame and the edge sealing layer made of fireproof material according to the present utility model.

In the figure: 1. a sound-absorbing panel body; 2. a microporous sound absorbing material facing layer; 3. a closed outer frame; 4. a specific high-strength aluminum honeycomb panel 15mm thick; 5. a perforated fireproof acoustic panel with the back side of 6mm thick; 6. fireproof sound absorption reinforced felt; 7. a transfer hole; 8. a sound absorbing hole; 9. and the fireproof material edge sealing layer.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

The technical scheme of the utility model is further described below with reference to the attached drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the drawings related to the present utility model are shown.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", etc., azimuth or positional relationship are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of operations, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

Referring to fig. 1-4, the wooden microporous honeycomb sound absorbing plate comprises a sound absorbing plate main body 1, wherein the sound absorbing plate main body 1 comprises a closed outer frame 3, a microporous sound absorbing material facing layer 2, a specific high-strength aluminum honeycomb plate 4 with the thickness of 15mm, a perforated fireproof sound absorbing plate 5 with the thickness of 6mm on the back, a fireproof sound absorbing reinforcing felt 6 and a fireproof material edge sealing layer 9, the microporous sound absorbing material facing layer 2 and the perforated fireproof sound absorbing plate 5 with the thickness of 6mm on the back are respectively fixedly connected to the upper surface and the bottom surface of the specific high-strength aluminum honeycomb plate 4 with the thickness of 15mm, the specific high-strength aluminum honeycomb plate 4 with the thickness of 15mm is installed in the closed outer frame 3, the fireproof sound absorbing reinforcing felt 6 is fixedly connected to the bottom surface of the perforated fireproof sound absorbing plate 5 with the thickness of 6mm on the back, the fireproof material edge sealing layer 9 is compositely pressed on the outer side surfaces of the closed outer frame 3, the microporous sound absorbing material facing layer 2 and the perforated fireproof sound absorbing plate 5 with the thickness of 6mm on the back, and a plurality of transmission holes 7 are formed in a penetrating way on the upper surface of the fireproof sound absorbing plate 5 with the thickness of 6 mm.

Referring to fig. 2, the acoustic panel structure of the present utility model is similar to the existing acoustic panel structure, such as an acoustic panel disclosed in the patent publication No. CN212317203U, and the main improvement of the present utility model is to increase the fire resistance and the sound absorption of the acoustic panel. According to the utility model, the closed outer frame 3, the microporous sound-absorbing material facing layer 2, the specific high-strength aluminum honeycomb plate 4 with the thickness of 15mm, the perforated fireproof sound-absorbing plate 5 with the thickness of 6mm and the fireproof sound-absorbing reinforcing felt 6 are arranged, the microporous sound-absorbing material facing layer 2 is opposite to the outside, the decorative effect is achieved, the whole atmosphere is seen, the closed outer frame 3 can have the fireproof effect, the microporous sound-absorbing material facing layer 2 is provided with a plurality of fine perforations for discharging sound into the closed outer frame 3, the specific high-strength aluminum honeycomb plate 4 with the thickness of 15mm is combined for sound absorption by utilizing the Helmholtz resonator principle, the specific high-strength aluminum honeycomb plate 4 with the thickness of 15mm also has the higher fireproof effect, meanwhile, the perforated fireproof sound-absorbing plate 5 with the thickness of 6mm is used as a base layer, the advantages of moisture resistance, deformation resistance and the like are achieved, the integral fireproof effect is increased, the closed outer frame 3 can avoid noise leakage, the fireproof sealing layer 9 has side fireproof property, the attractive appearance is also provided, the fireproof sound-absorbing reinforcing felt 6 and the perforated fireproof sound-absorbing plate 5 with the thickness of 6mm is used for the fireproof sound-absorbing plate main body 1, and the fireproof effect is reinforced at the same time; sound enters the closed outer frame 3 through the fine perforation on the micropore sound absorbing material facing layer 2, resonates and absorbs sound on the specific high-strength aluminum honeycomb panel 4 with the thickness of 15mm, finally penetrates to the fireproof sound absorbing felt 6 from the transmission hole 7 to absorb sound, and the overall sound absorbing effect is improved.

Referring to fig. 3, a plurality of sound-absorbing holes 8 are formed in the upper surface of the specific high-strength aluminum honeycomb panel 4 with a thickness of 15mm, and the sound-absorbing holes 8 and the hole walls on the specific high-strength aluminum honeycomb panel 4 with a thickness of 15mm can consume sound energy to achieve the strongest sound-absorbing effect.

Referring to fig. 2, the volume of the specific high-strength aluminum honeycomb panel 4 with the thickness of 15mm is matched with the internal space of the closed outer frame 3, and the specific high-strength aluminum honeycomb panel 4 with the thickness of 15mm completely occupies the inside of the closed outer frame 3, so that noise is vibrated by the specific high-strength aluminum honeycomb panel 4 with the thickness of 15mm, acoustic energy is converted into heat energy, and the absorption effect on the noise is increased.

Referring to fig. 2, the microporous sound-absorbing material facing layer (2) has a hole center distance of 2.2mm, a hole diameter of 0.5mm (or a hole center distance of 4mm, a hole diameter of 0.7 mm), and numerous holes on the surface of the sound-absorbing plate, which are equivalent to a huge number of helmholtz resonators connected in parallel, and absorbs incident sound waves with high energy efficiency.

After noise enters the closed outer frame 3 from the perforations on the microporous sound-absorbing material facing layer 2 and is absorbed by the specific high-strength aluminum honeycomb panel 4 with the thickness of 15mm, the sound absorption is enhanced by the fireproof sound-absorbing panel and the fireproof sound-absorbing felt with the thickness of 6mm, so that the sound absorption effect is further improved.

Referring to fig. 2, the transmission holes 7 are arranged corresponding to the sound absorbing holes 8, and noise can directly pass through the transmission holes 7 to enter the fireproof sound absorbing felt 6 for sound absorption after being absorbed by the sound absorbing holes 8, so that the sound absorbing effect is improved.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (6)

1. The utility model provides a wooden micropore honeycomb abatvoix, includes abatvoix main part (1), its characterized in that, abatvoix main part (1) is including closed frame (3), micropore abatvoix finish coat (2), the specific high strength aluminium matter honeycomb board of 15mm thickness (4), back 6mm thick perforation fire prevention abatvoix (5), fire prevention sound absorption reinforcement felt (6) and fire prevention material banding layer (9), micropore abatvoix finish coat (2) and back 6mm thick perforation fire prevention abatvoix (5) fixed connection respectively at the upper surface and the bottom surface of the specific high strength aluminium matter honeycomb board of 15mm thickness (4), the specific high strength aluminium matter honeycomb board of 15mm thickness (4) are installed in closed frame (3), fire prevention sound absorption reinforcement felt (6) fixed connection is at the bottom surface of the thick perforation fire prevention abatvoix of back 6mm, fire prevention material banding layer (9) compound press-stick in the outside face one turn of closed frame (3) micropore abatvoix (2) and the thick perforation fire prevention abatvoix of back (5), a plurality of pass through holes (7) have been seted up on the upper surface of the back 6mm thick perforation abatvoix (5).

2. The wood cellular honeycomb sound absorbing panel according to claim 1, characterized in that the upper surface of the specific high-strength aluminum honeycomb panel (4) 15mm thick is provided with a plurality of sound absorbing holes.

3. The wood cellular honeycomb panel according to claim 1, characterized in that the specific high strength aluminium honeycomb panel (4) of 15mm thickness is arranged in honeycomb form.

4. The wooden microporous honeycomb sound absorbing plate according to claim 1, wherein the volume of the specific high-strength aluminum honeycomb plate (4) with the thickness of 15mm is matched with the inner space of the closed outer frame (3).

5. The wooden microporous honeycomb sound absorbing board according to claim 1, wherein the microporous sound absorbing material facing layer (2) has an arrangement of micropores with a hole center distance of 2.2mm, a hole diameter of 0.5mm or a hole center distance of 4mm, and a hole diameter of 0.7mm.

6. The wood cellular acoustic panel according to claim 2, characterized in that the transfer holes (7) are arranged in correspondence with the acoustic holes (8).