CN114541605A - Board-like module of making an uproar and wall body of making an uproar falls - Google Patents
Board-like module of making an uproar and wall body of making an uproar falls Download PDFInfo
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- CN114541605A CN114541605A CN202210184882.6A CN202210184882A CN114541605A CN 114541605 A CN114541605 A CN 114541605A CN 202210184882 A CN202210184882 A CN 202210184882A CN 114541605 A CN114541605 A CN 114541605A
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- 239000010410 layer Substances 0.000 claims description 31
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000011490 mineral wool Substances 0.000 claims description 6
- 239000012792 core layer Substances 0.000 claims description 5
- -1 aluminum magnesium manganese Chemical compound 0.000 claims description 4
- 239000004568 cement Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 238000010521 absorption reaction Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
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- 230000005540 biological transmission Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
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- 230000010354 integration Effects 0.000 description 1
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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
- E04B1/8409—Sound-absorbing elements sheet-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
- 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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
- E04H5/02—Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
- E04H5/04—Transformer houses; Substations or switchgear houses
-
- 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
- E04B2001/8414—Sound-absorbing elements with non-planar face, e.g. curved, egg-crate 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
- E04B2001/8423—Tray or frame type panels or blocks, with or without acoustical filling
- E04B2001/8433—Tray or frame type panels or blocks, with or without acoustical filling with holes in their face
- E04B2001/8438—Slot shaped holes
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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
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Acoustics & Sound (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention discloses a plate type noise reduction module and a noise reduction wall body. The plate type noise reduction module is a cavity plate; the cavity plate is provided with a gap, and the cavity plate is internally provided with a sheet type noise reduction part. The plate-type noise reduction module provided by the invention is a modularized plate-type narrow-band noise reduction module convenient to mount and dismount, sound waves are incident into the cavity of the cavity plate through the gap, and partial sound waves incident into the cavity of the cavity plate are resonated with the plate-type noise reduction part to consume sound energy, so that the purpose of noise reduction is realized.
Description
Technical Field
The invention belongs to the technical field of noise reduction and noise insulation, and particularly relates to a plate-type noise reduction module and a noise reduction wall.
Background
At present, the wall body of a transformer substation mainly comprises light wall bodies such as an aluminum-magnesium sandwich board, and the outer wall of a building is formed by combining an aluminum-magnesium-manganese alloy plate, a profile steel keel and fireproof heat-insulation cotton. The adopted inner and outer wall materials are light, weather-proof, stable and environment-friendly novel materials, the wall body is prefabricated by unit plates in a factory, modularized hoisting is carried out on the site, and the wall body and the main structure are fixed and articulated by bolts. The existing modular substation wall is mainly designed from the perspective of energy conservation and fire prevention so as to meet related performance indexes, but the existing modular substation wall lacks a corresponding wall design structure and material selection from the perspective of wall acoustic performance.
Through a large amount of observation, research and analysis of the inventor, the inventor finds that the existing transformer substation building wall only adopts the sandwich layer to reduce noise, the overall sound absorption and insulation performance is low, and the integration degree is poor.
Disclosure of Invention
In order to solve the technical problems, the invention fully utilizes the gap between the inner layer of the wall body and the wall body to reduce noise, provides the plate type noise reduction module and the noise reduction wall body, and solves the technical problem of poor noise reduction capability of the transformer substation wall body in the prior art.
The invention provides a plate type noise reduction module, which is a cavity plate; the cavity plate is provided with a gap, and the cavity plate is internally provided with a sheet type noise reduction part.
Preferably, the slot is located at one side edge of one face of the cavity plate; the sheet type noise reduction component is positioned in the cavity plate and is arranged in the direction far away from the gap.
Preferably, the plate noise reduction member is disposed in parallel with the slit.
Preferably, the number of the gaps is 1; the number of the sheet type noise reduction components is more than 1, the sheet type noise reduction components are arranged at S-shaped intervals and/or the sheet type noise reduction components are S-shaped.
Preferably, the sheet type noise reduction component is a metal sheet.
Preferably, the plate noise reduction component is provided with noise reduction holes.
Preferably, the gap width of the gap is 5-10 mm.
Preferably, the thickness of the plate type noise reduction part is 0.08-0.12 mm.
Preferably, the distance between the gap and the plate type noise reduction component is 8-12 mm.
Preferably, the diameter of the noise reduction hole is 0.1-0.9 mm.
Preferably, the plate-type noise reduction module is a rectangular cavity plate, a square cavity plate or a polygonal cavity plate.
The invention also provides a noise reduction wall body which comprises an outer layer, a core layer and an inner layer, wherein the inner layer comprises the plate type noise reduction module.
Preferably, the inner layer comprises a grid-shaped support frame and the plate-type noise reduction module nested in the grid of the grid-shaped support frame.
Preferably, the latticed support frame is formed by angle steel splicing.
Preferably, the inner layer of the wall body comprises a noise reduction module group consisting of more than 1 plate-type noise reduction modules; the noise reduction module groups are connected through buckles or L-shaped angle steel.
Preferably, the outer layer comprises an aluminum magnesium manganese plate;
preferably, the core layer is rock wool, mineral wool, fiber cement board or porous board.
Compared with the closest prior art, the application also has the following excellent effects:
in the technical scheme provided by the invention, the plate type noise reduction module is a cavity plate; be equipped with the gap on the cavity board, be equipped with the piece formula in the cavity inboard and fall the part of making an uproar, fall the part of making an uproar with the piece formula and combine on a board-like noise reduction module, fall the part through the noise that the gap got into in the cavity and the piece formula and form resonance and consume the noise energy and realize the effect of making an uproar. The combination of slots and plate noise reduction members on a cavity module board member is particularly suitable for 100Hz transformers and noise absorption of frequency doubling thereof.
The noise reduction module provided by the invention is a basic splicing unit of the inner layer of the noise reduction wall body, the inner side keels in the existing outer layer plate, core plate and inner side transformer substation wall body keel are designed into grids nested with the noise reduction module plate, so that the safety of the wall body is ensured by making full use of the gap between the outer wall and the inner layer for noise reduction, the integral safety performance of the wall body is improved, and the noise reduction cost is reduced.
The improved noise reduction wall body provided by the invention can be used as a transformer substation wall body, and provides a noise reduction solution for a high-sound-insulation wall transformer substation. The noise reduction module board provided by the invention provides technical support for the construction of the building wall of the assembled transformer substation, not only can reduce the cost and reduce the weight of the wall, but also is beneficial to modular design, installation and maintenance, is suitable for the construction of a new transformer substation, and is also beneficial to the reconstruction and maintenance of the existing transformer substation.
Drawings
FIG. 1(a) is a schematic structural diagram of a plate-type noise reduction module according to the present invention;
FIG. 1(b) is a schematic structural diagram of another plate-type noise reduction module according to the present invention;
FIG. 2 is a schematic view of a noise reduction module stack comprised of the panel noise reduction modules of the present invention;
FIG. 3 is a longitudinal cross-sectional view of a noise reduction wall of the present invention;
FIG. 4 is a simplified schematic diagram of a panel noise reduction module of the present invention;
FIG. 5 is a schematic view of an L-shaped angle iron of the noise reduction wall according to the present invention;
FIG. 6 is a schematic view of an assembly relationship between a panel-form noise reduction module and a support frame according to the present invention;
FIG. 7 is a schematic view of a building wall of an assembled substation of the present invention;
wherein: the noise reduction device comprises an inner layer 1, a core layer 2, an outer layer 3, a plate type noise reduction module 4, a gap 5, a sheet type noise reduction part 6, L-shaped angle steel 7 and a support frame 8.
Detailed Description
The invention provides a plate-type noise reduction module and a noise reduction wall, and the technical scheme provided by the invention is described in detail below by combining the accompanying drawings 1(a), 1(b) to 7:
example 1
As shown in fig. 1(a) and 1(b), the plate-type noise reduction module 4 provided by the present invention is a cavity plate; the cavity plate is provided with a gap 5, and the cavity plate is internally provided with a sheet type noise reduction part 6. Noise enters the cavity through the gap 5, and the noise entering the cavity and the plate type noise reduction component 6 form resonance to consume noise energy so as to realize the noise reduction effect.
In the embodiment, the plate type noise reduction module is cuboid, the front view of the plate type noise reduction module is rectangular, and the gap 5 is arranged on the side edge of the surface of the front view of the cavity plate; the plate noise reduction features 6 are located in the cavity plate and are arranged in a direction away from the gap. As shown in fig. 1(a) and 1(b), the slit 5 is located on the vertical left or right side of the front plate of the cavity plate, or on the lateral lower or upper side of the front plate of the cavity plate; or on the vertical left or right side of the rear plate of the cavity plate, or on the lateral lower or upper side of the rear plate of the cavity plate. The plate noise reduction features 6 are located in the cavity plate and are arranged in a direction away from the gap. The terms "vertical" and "lateral" are in terms of the vertical and lateral directions of the rectangular panel noise reduction module 4 shown in fig. 1(a) and 1 (b).
The plate noise reduction component 6 is arranged in parallel with the gap 5, for example, the gap 5 is vertically arranged, and the plate noise reduction component 6 is also vertically arranged; the slits 5 are arranged transversely and the plate noise reduction members 6 are also arranged transversely.
The number of the slits 5 in this embodiment is 1; the number of the sheet type noise reduction components 6 is more than 1, the sheet type noise reduction components 6 are arranged at S-shaped intervals and/or the sheet type noise reduction components are S-shaped. It can be seen from fig. 1(a), specific this embodiment, the piece formula part of making an uproar is 3, turn right from a left side, the first piece formula part of making an uproar falls with the board-like module of making an uproar of cuboid back contact, and leave the gap between the front, the second piece formula part of making an uproar falls with the board-like module of making an uproar of cuboid front contact, and leave the gap between the back, the third piece formula part of making an uproar falls with the board-like module of making an uproar of cuboid back contact, and leave the gap between the front, the piece formula part of making an uproar falls and is the setting of S type interval promptly, form inside S type cavity structure, the sound wave incides into inside the cavity from gap 5, and with the S type cavity body resonance that the piece formula part of making an uproar formed, thereby dissipation noise energy.
In another embodiment, referring to fig. 1(b), the plate noise reduction features 6 are S-shaped structures to further dissipate noise energy. Preferably, the plate noise reduction component 6 is of an S-shaped structure, and the plurality of plate noise reduction components 6 are arranged at S-shaped intervals to sufficiently dissipate noise energy.
Further, the sheet type noise reduction component is a metal sheet. The sound waves are incident from the slit 5 into the interior of the cavity and resonate with the S-shaped cavity formed by the metal sheet, thereby dissipating noise energy.
Furthermore, noise reduction holes are formed in the sheet type noise reduction component and used for transmission and dissipation of sound waves. The diameter of the noise reduction hole is 0.1-0.9 mm.
The width of the gap is 5 mm, 8mm or 10 mm; the length of the sound absorption unit is close to the vertical height or the transverse length of the plate-type noise reduction module, and the acoustic characteristic of the sound absorption unit can be adjusted by adjusting the width of the gap.
The thickness of the sheet type noise reduction component is 0.08-0.12 mm, and the distance between the left gap 5 and the adjacent sheet type noise reduction component 6 is 8-12 mm.
The shape of the plate-type noise reduction module 4 is not limited to a rectangular parallelepiped, and the front view thereof may be rectangular, square, or polygonal; the plate-type noise reduction module is a rectangular cavity plate, a square cavity plate or a polygonal cavity plate.
Example 2
The invention also provides a noise reduction wall, and a longitudinal section of the noise reduction wall is shown in figure 3. The wall body of making an uproar falls includes skin 3, sandwich layer 2 and inlayer 1, and inlayer 1 includes the board-like noise reduction module 4 of embodiment 1, for the wall body inlayer of being assembled by board-like noise reduction module 4, and board-like noise reduction module 4 passes through buckle or support frame to be connected, and the support can be L type angle steel fossil fragments. The outer layer is the outermost board surface of the building wall of the transformer substation, and the optional decorative material can also be an aluminum-magnesium-manganese thin board; the core board is a middle layer sound absorption material of the building wall body of the transformer substation, and rock wool, mineral wool, a fiber cement board, a perforated plate and other sound absorption materials can be selected.
In an alternative embodiment, referring to fig. 4-6, the inner layer comprises a lattice support frame 8 and panel noise reduction modules 4 nested within the lattice of the lattice support frame. The latticed support frame 8 is formed by splicing angle steels 7. The inner layer 1 is a rectangular inner layer which is formed by splicing angle steels and vertically nested with grids of 5 plate-type noise reduction modules 4.
The inner layer 1 of the noise reduction wall body can comprise a noise reduction module group consisting of more than 1 plate type noise reduction modules 4; the noise reduction module groups are connected through buckles or L-shaped angle steel. Fig. 2 is a schematic view of a noise reduction module group consisting of the plate-type noise reduction modules 4 of the present invention. The grid type support frame for nesting the plate type noise reduction modules 4 is formed by splicing five vertical and horizontal rectangular frames with 25 grids, wherein the grid number in the vertical and horizontal directions can be changed according to the size and specification of a wall body, and one plate type noise reduction module 4 shown in the attached drawing 1(a) or 1(b) is nested in each rectangular frame.
The gap width of the gap 5 of the plate noise reduction module 4 is 5 mm, 8mm or 10 mm.
Three S-shaped metal sheet type noise reduction components 6 are arranged on the vertical right side in the plate type noise reduction module 4 and are arranged in parallel, and noise reduction holes (not shown in the figure) with the diameter of 0.1mm, 0.6mm or 0.9mm are distributed on the S-shaped metal sheet type noise reduction components.
The distance between the gap 5 on the left side and the adjacent one of the plate noise reduction members 6 on the right side is 8mm, 10mm or 12 mm.
Each plate-type noise reduction module 4 is an independent acoustic cavity body, and can effectively control the low-frequency noise of the transformer.
As shown in fig. 4 to 6, the support frame 8 of the nested plate-type noise reduction module 4 is formed by splicing angle steels 7, and is a keel when used for a wall, and the shape of the keel is rectangular. The plate-type noise reduction modules 4 are nested in grids serving as the supporting layer 8, the plate-type noise reduction modules 4 are mounted in a nested mode, the plate-type noise reduction modules 4 are convenient to mount and dismount, the wall is convenient to maintain, and the safety of the noise reduction wall is improved.
Fig. 7 is a schematic diagram of a building wall of an assembled transformer substation, wherein a noise reduction wall is arranged on the outer side or inner layer of a main structure of the transformer substation, an inner layer 1 is close to or close to the main structure of the transformer substation, and a gap 5 of a plate type noise reduction module 4 is arranged on one surface close to the main structure of the transformer substation. The thickness of the noise reduction wall body can be set according to the distance between the inner layer and the outer layer of the transformer substation, and the width and the height of the noise reduction wall body can be set according to the main structure of the transformer substation.
According to the plate-type noise reduction module 4, the sound waves transmitted into the cavity plate through the gap resonate with the metal plate or the S-shaped metal sheet with the holes through the gap 5 arranged on the plate-type noise reduction module 4, and therefore the noise reduction effect is achieved.
While the present invention has been particularly shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (12)
1. A plate-type noise reduction module is characterized in that the plate-type noise reduction module is a cavity plate; the cavity plate is provided with a gap, and the cavity plate is internally provided with a sheet type noise reduction part.
2. The noise reduction module of claim 1,
the gap is arranged on one side edge of one surface of the cavity plate;
the sheet type noise reduction component is positioned in the cavity plate and is arranged in the direction far away from the gap.
3. The noise reduction module of claim 2,
the sheet type noise reduction component is arranged in parallel with the gap.
4. The noise reduction module according to claim 3, characterized in that:
the number of the gaps is 1;
the number of the sheet type noise reduction components is more than 1, the sheet type noise reduction components are arranged at S-shaped intervals and/or the sheet type noise reduction components are S-shaped.
5. The noise reduction module according to claim 4, wherein:
the sheet type noise reduction component is a metal sheet.
6. Noise reduction module according to claim 4 or 5, characterized in that:
and the chip noise reduction component is provided with noise reduction holes.
7. A panel-form noise reduction module according to claim 6,
the width of the gap is 5-10 mm;
and/or the thickness of the sheet type noise reduction part is 0.08-0.12 mm, and the distance between the gap and the sheet type noise reduction part is 8-12 mm;
and/or the diameter of the noise reduction hole is 0.1-0.9 mm.
8. A panel-form noise reduction module according to claim 1,
the plate-type noise reduction module is a rectangular cavity plate, a square cavity plate or a polygonal cavity plate.
9. A noise-reducing wall comprising an outer layer, a core layer and an inner layer, wherein the inner layer comprises the panel noise reduction module of any of claims 1-8.
10. The noise-reducing wall of claim 9, wherein the inner layer comprises a grid-like support frame and the panel noise-reducing modules nested within the grid of grid-like support frames.
11. The noise-reducing wall body according to claim 10, wherein the noise-reducing wall body inner layer comprises noise-reducing module groups consisting of more than 1 number of the plate-type noise-reducing modules; the noise reduction module groups are connected by buckles or support frames.
12. The noise-reducing wall of claim 9, wherein the outer layer comprises aluminum magnesium manganese board;
and/or the core layer is rock wool, mineral wool, a fiber cement board or a porous board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210184882.6A CN114541605B (en) | 2022-02-28 | 2022-02-28 | Plate-type noise reduction module and noise reduction wall body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210184882.6A CN114541605B (en) | 2022-02-28 | 2022-02-28 | Plate-type noise reduction module and noise reduction wall body |
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| Publication Number | Publication Date |
|---|---|
| CN114541605A true CN114541605A (en) | 2022-05-27 |
| CN114541605B CN114541605B (en) | 2024-08-06 |
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| CN202210184882.6A Active CN114541605B (en) | 2022-02-28 | 2022-02-28 | Plate-type noise reduction module and noise reduction wall body |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0827739A (en) * | 1994-07-20 | 1996-01-30 | Misawa Ceramics Kk | Sound proofing unit panel |
| EP2434067A2 (en) * | 2010-09-22 | 2012-03-28 | Donati Group S.P.A. | Metal composite sound absorbent structural panel |
| CN106639015A (en) * | 2016-09-26 | 2017-05-10 | 国网上海市电力公司 | Composite noise-reduction muffler plate |
| CN108517980A (en) * | 2018-04-19 | 2018-09-11 | 东莞唯度电子科技服务有限公司 | It is a kind of fire prevention, heat preservation, noise reduction construction wall |
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2022
- 2022-02-28 CN CN202210184882.6A patent/CN114541605B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0827739A (en) * | 1994-07-20 | 1996-01-30 | Misawa Ceramics Kk | Sound proofing unit panel |
| EP2434067A2 (en) * | 2010-09-22 | 2012-03-28 | Donati Group S.P.A. | Metal composite sound absorbent structural panel |
| CN106639015A (en) * | 2016-09-26 | 2017-05-10 | 国网上海市电力公司 | Composite noise-reduction muffler plate |
| CN108517980A (en) * | 2018-04-19 | 2018-09-11 | 东莞唯度电子科技服务有限公司 | It is a kind of fire prevention, heat preservation, noise reduction construction wall |
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