CN209874115U - Sound absorbing and insulating board with four female edge tongue-and-groove - Google Patents
Sound absorbing and insulating board with four female edge tongue-and-groove Download PDFInfo
- Publication number
- CN209874115U CN209874115U CN201920081013.4U CN201920081013U CN209874115U CN 209874115 U CN209874115 U CN 209874115U CN 201920081013 U CN201920081013 U CN 201920081013U CN 209874115 U CN209874115 U CN 209874115U
- Authority
- CN
- China
- Prior art keywords
- sound
- sound absorption
- plate
- board
- small
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Building Environments (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The utility model discloses a quadrilateral female tongue-and-groove type sound absorption and insulation board, which comprises a board body, wherein the board body comprises a small-hole sound absorption board and a sound insulation board, a low-frequency damping layer is arranged on the inner surface of the sound insulation board, and a sound absorption material is filled between the low-frequency damping layer and the small-hole sound absorption board; the outer surface of the small-hole sound absorption plate is an inclined surface; concave female tongues and grooves are arranged on the peripheries of the plate bodies, and the two adjacent plate bodies are embedded into the two concave female tongues and grooves through connecting pieces to realize connection. By adding the small-hole sound absorption plate, the sound absorption filling material, the low-frequency damping layer, the sound insulation plate and the micro wedge-shaped pressing production process, the cost is reduced, the full-frequency-band sound absorption and insulation amount of the sound absorption and insulation plate is effectively improved, and the influence of noise emitted by equipment on residents is effectively reduced. Through technical verification, the utility model discloses a female tongue-and-groove sound-absorbing and insulating board of four sides stable performance, convenient the assembling, sound-absorbing and insulating volume can reach more than 25 decibels, especially better than conventional sound-absorbing and insulating board on low frequency noise's control effect.
Description
Technical Field
The utility model relates to a panel field gives sound insulation, especially relates to a female tongue-and-groove formula of four sides sound absorption and insulation board.
Background
Various production and living places increasingly use large vehicles and mechanical equipment, and the noise value of the equipment is high, and the noise frequency is disordered. With the improvement of living standard of people and the enhancement of environmental protection consciousness, the noise problem is more and more concerned by people, and enterprises are full of complaints of the people for a long time. The existing sound absorption and insulation plate has a good noise reduction effect on medium and high frequency noise, and is low in production efficiency and high in cost price per unit area. How to economically and effectively reduce the noise of various mechanical equipment becomes an urgent problem in the manufacturing industry, the service industry and the like.
The noise frequency generated by various devices is full-frequency noise, the device noise is unstable during operation, the noise level is relatively high during full-load operation, the general noise level is low during no-load or low operation power, and the noise frequency spectrum also changes along with the change of the operation working condition. According to the noise characteristic analysis, the high-frequency, medium-frequency and low-frequency noise ratios are different. From the control perspective of noise, the lower the frequency of the noise, the greater the treatment difficulty, because the wavelength of the low-frequency noise is long, the attenuation rate along with the distance is low, and the low-frequency noise is not easy to be absorbed.
From the perspective of social influence, noise is closely related to the living environment of people, the noise exceeding the standard has a great influence on the people, particularly, the sleep quality of the people is influenced at night when the people are quiet, and the people can even have diseases such as long-term insomnia, dysphoria, neurasthenia and the like after living and working in the environment with the noise exceeding the standard for a long time. The sound absorption and insulation board is convenient to assemble, convenient to insulate sound and seal, good in full-frequency noise reduction characteristic, and good in civil value and sound environmental protection value.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome prior art not enough, provide a female tongue-and-groove formula of four sides sound absorption and insulation board, through inside compound low frequency damping layer, improved full frequency noise reduction volume when having realized the cost reduction.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a quadrilateral female tongue-and-groove type sound absorption and insulation board comprises a board body, wherein the board body comprises a small-hole sound absorption board and a sound insulation board, a low-frequency damping layer is arranged on the inner surface of the sound insulation board, and a sound absorption material is filled between the low-frequency damping layer and the small-hole sound absorption board; the outer surface of the small-hole sound absorption plate is an inclined surface; concave female tongues and grooves are arranged on the peripheries of the plate bodies, and the two adjacent plate bodies are embedded in the two concave female tongues and grooves through connecting pieces to realize connection.
Preferably, the inclined plane of the small-hole sound absorption plate forms an included angle A of 1.5-3.5 degrees with the horizontal plane.
Preferably, the sound insulation board, the low-frequency damping layer, the sound absorption material and the small-hole sound absorption board are connected with each other in a viscose mode.
Preferably, the thickness of the sound insulation plate is 0.6mm-1 mm.
The utility model has the following characteristics and beneficial effect: by adding the small-hole sound absorption plate, the sound absorption filling material, the low-frequency damping layer, the sound insulation plate and the micro wedge-shaped pressing production process, the cost is reduced, the full-frequency-band sound absorption and insulation amount of the sound absorption and insulation plate is effectively improved, and the influence of noise emitted by equipment on residents is effectively reduced. Through technical verification, the utility model discloses a female tongue-and-groove sound-absorbing and insulating board of four sides stable performance, convenient the assembling, sound-absorbing and insulating volume can reach more than 25 decibels, especially better than conventional sound-absorbing and insulating board on low frequency noise's control effect.
The spliced keel frame is arranged between the two female tongues and grooves, so that the splicing is more convenient, the assembly efficiency and the back flatness are improved, and the integral typhoon resistance of the sound absorption and insulation board can be greatly enhanced when the sound absorption and insulation board is used outdoors.
Through the micro wedge pressing production process of the sound insulation plate, the sound absorption plate with the front small holes is in a micro wedge structure, the silencing wedge effect can be formed according to the assembly mode of the sound absorption plate, and the low-frequency absorption capacity of the whole sound absorption plate can be greatly improved.
By thinning the sound insulation back plate, the material cost is reduced, the processing difficulty is reduced, and the production efficiency is improved; through inside compound low frequency damping layer, improved full frequency noise reduction volume when having realized the cost reduction.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 exercise.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-plate body; 2-small hole acoustic board; 3-sound insulation board; 4-a low frequency damping layer; 5-sound absorbing material; 6-concave female tongue-and-groove; 7-connecting piece.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in the figure, the quadrilateral female tongue-and-groove type sound absorption and insulation board comprises a board body 1, wherein the board body 1 comprises a small-hole sound absorption board 2 and a sound insulation board 3, a low-frequency damping layer 4 is arranged on the inner surface of the sound insulation board 3, and a sound absorption material 5 is filled between the low-frequency damping layer 4 and the small-hole sound absorption board 2; the outer surface of the small-hole sound absorption plate 2 is an inclined surface; concave female tongues and grooves 6 are arranged on the periphery of the plate bodies 1, and two adjacent plate bodies 1 are embedded in the two concave female tongues and grooves through connecting pieces 7 so as to realize connection.
The inclined plane of the small-hole sound absorption plate 2 forms an included angle of 1.5-3.5 degrees with the horizontal plane.
The sound insulation board 3 and the low-frequency damping layer 4, the low-frequency damping layer 4 and the sound absorption material 5, and the sound absorption material 5 and the small-hole sound absorption board 2 are connected with each other in a viscose pressing mode.
The thickness of the sound insulation plate is 0.6mm-1 mm;
when the sound absorption and insulation board is manufactured, a micro wedge-shaped mould pressing process is adopted, so that the small-hole sound absorption board and the sound insulation back board form a certain included angle. Connecting pieces such as small square tubes or other matched sealing strips are spliced between every two suction plate bodies, so that the assembly flatness of the appearance of the back plate can be ensured. After the assembly is finished, the sound absorption plate integrally forms a micro-step structure or a wedge structure, so that the typhoon resistance of the sound absorption and insulation plate is enhanced while the sound absorption quantity is improved. The density of the internal sound absorption material is improved, the thickness of the back sound insulation plate is reduced to 0.6-1 mm on the premise of reducing the cost, and the low-frequency damping composite layer is added, so that the low-frequency absorbed quantity of the whole sound absorption and insulation plate can be greatly improved on the basis of reducing the cost.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (4)
1. A tongue-and-groove type sound absorption and insulation board with four female sides is characterized in that: the sound-absorbing plate comprises a plate body, wherein the plate body comprises a small-hole sound-absorbing plate and a sound-insulating plate, a low-frequency damping layer is arranged on the inner surface of the sound-insulating plate, and a sound-absorbing material is filled between the low-frequency damping layer and the small-hole sound-absorbing plate; the outer surface of the small-hole sound absorption plate is an inclined surface; concave female tongues and grooves are arranged on the peripheries of the plate bodies, and the two adjacent plate bodies are embedded in the two concave female tongues and grooves through connecting pieces to realize connection.
2. The bezel-like acoustic panel according to claim 1, wherein: the included angle A between the inclined plane of the small-hole sound absorption plate and the horizontal plane is 1.5-3.5 degrees.
3. The bezel-like acoustic panel according to claim 1, wherein: the sound insulation board, the low-frequency damping layer, the sound absorption material and the small-hole sound absorption board are connected with each other in a viscose compaction mode.
4. The bezel-like acoustic panel according to claim 1, wherein: the thickness of the sound insulation plate is 0.6mm-1 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081013.4U CN209874115U (en) | 2019-01-17 | 2019-01-17 | Sound absorbing and insulating board with four female edge tongue-and-groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920081013.4U CN209874115U (en) | 2019-01-17 | 2019-01-17 | Sound absorbing and insulating board with four female edge tongue-and-groove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209874115U true CN209874115U (en) | 2019-12-31 |
Family
ID=68951058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920081013.4U Active CN209874115U (en) | 2019-01-17 | 2019-01-17 | Sound absorbing and insulating board with four female edge tongue-and-groove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209874115U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113643681A (en) * | 2021-08-27 | 2021-11-12 | 上海汇允环境科技有限公司 | Composite damping sound insulation board |
-
2019
- 2019-01-17 CN CN201920081013.4U patent/CN209874115U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113643681A (en) * | 2021-08-27 | 2021-11-12 | 上海汇允环境科技有限公司 | Composite damping sound insulation board |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207260354U (en) | A kind of noise control damping Acoustic barrier plate | |
| CN107165297A (en) | Spatial extent high efficiency composition sound insulating structure | |
| CN205529956U (en) | Broadband sound absorption cell board | |
| CN213329552U (en) | Indoor building concatenation formula heat preservation wallboard that possesses syllable-dividing effect | |
| CN108413516A (en) | A kind of compressor blimp, compressor and air-conditioner outdoor unit | |
| CN209874115U (en) | Sound absorbing and insulating board with four female edge tongue-and-groove | |
| CN210639979U (en) | Inhale sound insulation composite member and transformer | |
| CN103510342A (en) | Washing machine | |
| CN202611503U (en) | Muting room sound proof window | |
| CN203573642U (en) | Sound absorption structure | |
| CN105979743A (en) | Soundproof electrical control cabinet | |
| CN114603943B (en) | Heat-preservation sound-absorption and sound-insulation enclosure wall for transformer substation | |
| CN215054356U (en) | Environment-friendly curtain wall aluminum veneer with sound absorption function | |
| CN212115038U (en) | Noise reduction type motor end cover | |
| CN202106605U (en) | Thermal insulation and sound insulation cellular board with improved structure | |
| CN208633296U (en) | A kind of ceramic wafer with soundproof effect | |
| CN209907634U (en) | Magnetic sound absorption device | |
| CN206800680U (en) | A kind of flat sheet material of building construction | |
| CN205637202U (en) | Sound insulation wall structure | |
| CN201981810U (en) | Wall surface sound-absorption structure of test room of high-speed centrifugal fan | |
| CN206319527U (en) | A kind of sound absorption heat-insulation brick | |
| CN108447469A (en) | A kind of novel substation's sound-absorption composite board | |
| CN212405536U (en) | Novel sound insulation wall | |
| CN214062001U (en) | Five-in-one sound insulation board | |
| CN204919866U (en) | Shock attenuation interior wall structure gives sound insulation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |