CN112735368A - Environment-friendly fireproof acoustic board - Google Patents
Environment-friendly fireproof acoustic board Download PDFInfo
- Publication number
- CN112735368A CN112735368A CN202011553042.XA CN202011553042A CN112735368A CN 112735368 A CN112735368 A CN 112735368A CN 202011553042 A CN202011553042 A CN 202011553042A CN 112735368 A CN112735368 A CN 112735368A
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- China
- Prior art keywords
- arc
- base plate
- sound absorption
- environment
- sound
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- 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.)
- Pending
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- 238000010521 absorption reaction Methods 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000007769 metal material Substances 0.000 claims abstract description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 2
- 239000011148 porous material Substances 0.000 abstract description 3
- 238000004220 aggregation Methods 0.000 abstract description 2
- 230000002776 aggregation Effects 0.000 abstract description 2
- 230000002238 attenuated effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000012814 acoustic material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/162—Selection of materials
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B1/86—Sound-absorbing elements slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/94—Protection against other undesired influences or dangers against fire
- E04B1/941—Building elements specially adapted therefor
- E04B1/942—Building elements specially adapted therefor slab-shaped
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B2001/8457—Solid slabs or blocks
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B2001/8457—Solid slabs or blocks
- E04B2001/8461—Solid slabs or blocks layered
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B2001/8457—Solid slabs or blocks
- E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Multimedia (AREA)
- Building Environments (AREA)
Abstract
The invention discloses an environment-friendly fireproof sound absorption plate, which comprises a bottom plate and a base plate, wherein the bottom plate and the base plate are made of metal materials, the thickness of the base plate is 0.5-1cm, one surface of the base plate, far away from the bottom plate, is provided with a plurality of arc-shaped convex blocks, the other surface of the base plate, opposite to the arc-shaped convex blocks, is provided with sound absorption holes, the sound absorption holes and the arc-shaped convex blocks are coaxially arranged, the arc-shaped convex blocks are provided with pores, the width of each arc-shaped convex block is 2-3cm, the height of each arc-shaped convex block is 0.5-1cm, round corners of each arc-shaped convex block are 0.2-0.5cm, the sound absorption holes are funnel. In the invention, sound waves enter the sound absorption hole through the holes, and the sound waves drive air to vibrate in the sound absorption hole, so that the pneumatic air of vibration is continuously converted into heat energy, the energy of the sound waves is attenuated, meanwhile, the sound waves are reflected by the arc-shaped bumps to avoid sound aggregation, and the bottom plate and the substrate made of metal materials have good fireproof performance and are environment-friendly.
Description
Technical Field
The invention relates to the technical field of acoustic materials for stage performance, in particular to an environment-friendly fireproof acoustic board.
Background
All have laid the acoustic baffle on the performance room internal wall face that the stage performance was carried out in the tissue for eliminate sound quality defects such as echo and acoustic focusing in hall, guarantee the sound effect of performance, but present traditional acoustic baffle adopts timber mostly, mineral wool, materials such as cloth are made through perforation or cutting wedge into, but such acoustic baffle intensity is relatively weak, be difficult to satisfy present stage performance to the high demand of tone quality, the acoustic baffle of newly-advancing has adopted chemical preparation and fibre complex to form, but its preparation work is more miscellaneous, the cost of manufacture is higher, do not have good fire behavior and also environmental protection inadequately simultaneously.
Disclosure of Invention
The invention aims to provide an environment-friendly fireproof sound-absorbing board to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides an environment-friendly fire prevention acoustic baffle, includes bottom plate and base plate, the bottom plate with the base plate is made by metal material, base plate thickness is 0.5-1cm, the base plate is kept away from be provided with a plurality of arc lugs in the bottom plate one side, the base plate is relative the sound-absorbing hole has been seted up on the arc lug another side, the sound-absorbing hole with arc lug coaxial line sets up, be equipped with the hole on the arc lug, arc lug width is 2-3cm, highly is 0.5-1cm, and the fillet is 0.2-0.5cm, the sound-absorbing hole is for leaking hopper-shaped, and the width is 1-2cm, and the angle is 30-50 degrees.
Realize above-mentioned technical scheme, the sound wave passes through in the hole gets into the sound absorption hole, and the sound wave drives the air vibration at the sound absorption hole, makes the pneumatic gas of vibration constantly turn into heat energy to make the sound wave energy decay, the sound wave has avoided the sound gathering through the reflection of arc lug simultaneously, metal material's bottom plate and base plate have good fire behavior and environmental protection.
In a preferred embodiment of the present invention, the base plate and the substrate are made of an aluminum alloy.
By adopting the technical scheme, the aluminum alloy has good heat conductivity and is not easy to burn.
In a preferred embodiment of the present invention, the substrate has a thickness of 0.9 cm.
As a preferable scheme of the invention, the width of the arc-shaped bump is 2.4cm, the height of the arc-shaped bump is 0.95cm, and the fillet of the arc-shaped bump is 0.4 cm.
In a preferable mode of the present invention, the width of the sound-absorbing hole is 1.5cm, and the angle is 40 degrees.
By the technical scheme, the optimal sound absorption performance is achieved through the arc-shaped convex blocks and the sound absorption holes with specific sizes.
In conclusion, the invention has the following beneficial effects: the sound wave gets into in the sound absorption hole through the hole, and the sound wave drives the air vibration at the sound absorption hole, makes the pneumatic heat energy that constantly turns into of vibration air to make the sound wave energy decay, the sound gathering has been avoided through the reflection of arc lug to the sound wave simultaneously, and metal material's bottom plate has good fire behavior and environmental protection with the base plate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a side view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
in the figure: 1, a bottom plate; 2 a substrate; 3, arc-shaped convex blocks; 4 sound absorbing holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-2, the invention provides an environment-friendly fireproof sound absorption plate, which comprises a bottom plate 1 and a substrate 2, wherein the bottom plate 1 and the substrate 2 are made of metal materials, the thickness of the substrate 2 is 0.5-1cm, one surface of the substrate 2, which is far away from the bottom plate 1, is provided with a plurality of arc-shaped bumps 3, the other surface of the substrate 2, which is opposite to the arc-shaped bumps 3, is provided with sound absorption holes 4, the sound absorption holes 4 and the arc-shaped bumps 3 are coaxially arranged, the arc-shaped bumps 3 are provided with pores, the width of the arc-shaped bumps 3 is 2-3cm, the height of the arc-shaped bumps is 0.5-1cm, the round angles are 0.2-0.5cm, the sound absorption holes.
Preferably, the base plate 1 and the base plate 2 are made of aluminum alloy.
Preferably, the thickness of the base plate 2 is 0.9cm, the width of the arc-shaped bump 3 is 2.4cm, the height is 0.95cm, the fillet is 0.4cm, the width of the sound absorption hole 4 is 1.5cm, and the angle is 40 degrees.
In the embodiment of the invention, sound waves enter the sound absorption holes 4 through the pores, and the sound waves drive air to vibrate in the sound absorption holes 4, so that the pneumatic air of vibration is continuously converted into heat energy, the energy of the sound waves is attenuated, meanwhile, the sound waves are reflected by the arc-shaped bumps 3 to avoid sound aggregation, and the bottom plate 1 and the substrate 2 made of metal materials have good fireproof performance and are environment-friendly.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. 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 (5)
1. The utility model provides an environment-friendly fire prevention acoustic baffle, includes bottom plate and base plate, its characterized in that, the bottom plate with the base plate is made by metal material, base plate thickness is 0.5-1cm, the base plate is kept away from be provided with a plurality of arc lugs on the bottom plate one side, the base plate is relative the sound absorption hole has been seted up on the arc lug another side, sound absorption hole with the arc lug coaxial line sets up, be equipped with the hole on the arc lug, arc lug width is 2-3cm, highly is 0.5-1cm, and the fillet is 0.2-0.5cm, sound absorption hole is for leaking hopper-shaped, and the width is 1-2cm, and the angle is 30-50 degrees.
2. The environment-friendly fireproof acoustic panel according to claim 1, wherein the base plate and the base plate are made of aluminum alloy.
3. The environment-friendly fireproof acoustic panel of claim 2, wherein the substrate is 0.9cm thick.
4. The environment-friendly fireproof acoustic panel of claim 3, wherein the arc-shaped protrusions have a width of 2.4cm, a height of 0.95cm and a fillet of 0.4 cm.
5. The environment-friendly fireproof acoustic board of claim 4, wherein the width of the sound absorption hole is 1.5cm, and the angle is 40 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011553042.XA CN112735368A (en) | 2020-12-24 | 2020-12-24 | Environment-friendly fireproof acoustic board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011553042.XA CN112735368A (en) | 2020-12-24 | 2020-12-24 | Environment-friendly fireproof acoustic board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112735368A true CN112735368A (en) | 2021-04-30 |
Family
ID=75615350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011553042.XA Pending CN112735368A (en) | 2020-12-24 | 2020-12-24 | Environment-friendly fireproof acoustic board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112735368A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4755416A (en) * | 1986-05-16 | 1988-07-05 | Matec Holding Ag | Process for constructing a structural element that absorbs airborne sound |
| US5892187A (en) * | 1997-12-17 | 1999-04-06 | United Technologies Corporation | Tunable recyclable headliner |
| JPH11338476A (en) * | 1998-05-22 | 1999-12-10 | Nok Megulastik Co Ltd | Noise absorption structure |
| CN1512482A (en) * | 2002-12-27 | 2004-07-14 | 茅祚麻 | Sound absorptive material and its producing method and use |
| CN1678801A (en) * | 2002-07-31 | 2005-10-05 | 丰田自动车株式会社 | Sound-absorbing structure and sound-absorbing unit |
| CN101278336A (en) * | 2005-10-05 | 2008-10-01 | 株式会社神户制钢所 | Soundproof panel |
| CN106601224A (en) * | 2017-02-14 | 2017-04-26 | 四川正升声学科技有限公司 | Hybrid-structure road noise barrier plate |
| CN206408771U (en) * | 2017-01-12 | 2017-08-15 | 深圳市中孚泰文化建筑建设股份有限公司 | One kind sound absorption diffusion metal aluminum sheet |
| CN108731838A (en) * | 2017-04-18 | 2018-11-02 | 黄礼范 | A kind of acoustical material structure and its assemble method with acoustic radiation structure |
-
2020
- 2020-12-24 CN CN202011553042.XA patent/CN112735368A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4755416A (en) * | 1986-05-16 | 1988-07-05 | Matec Holding Ag | Process for constructing a structural element that absorbs airborne sound |
| US5892187A (en) * | 1997-12-17 | 1999-04-06 | United Technologies Corporation | Tunable recyclable headliner |
| JPH11338476A (en) * | 1998-05-22 | 1999-12-10 | Nok Megulastik Co Ltd | Noise absorption structure |
| CN1678801A (en) * | 2002-07-31 | 2005-10-05 | 丰田自动车株式会社 | Sound-absorbing structure and sound-absorbing unit |
| CN1512482A (en) * | 2002-12-27 | 2004-07-14 | 茅祚麻 | Sound absorptive material and its producing method and use |
| CN101278336A (en) * | 2005-10-05 | 2008-10-01 | 株式会社神户制钢所 | Soundproof panel |
| CN206408771U (en) * | 2017-01-12 | 2017-08-15 | 深圳市中孚泰文化建筑建设股份有限公司 | One kind sound absorption diffusion metal aluminum sheet |
| CN106601224A (en) * | 2017-02-14 | 2017-04-26 | 四川正升声学科技有限公司 | Hybrid-structure road noise barrier plate |
| CN108731838A (en) * | 2017-04-18 | 2018-11-02 | 黄礼范 | A kind of acoustical material structure and its assemble method with acoustic radiation structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210430 |