CN113417225A - Sound shielding device - Google Patents
Sound shielding device Download PDFInfo
- Publication number
- CN113417225A CN113417225A CN202110725986.9A CN202110725986A CN113417225A CN 113417225 A CN113417225 A CN 113417225A CN 202110725986 A CN202110725986 A CN 202110725986A CN 113417225 A CN113417225 A CN 113417225A
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- China
- Prior art keywords
- sound insulation
- sound
- insulation board
- shaped
- outer cover
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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.)
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- 238000009413 insulation Methods 0.000 claims abstract description 64
- 230000009467 reduction Effects 0.000 claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 15
- 230000030279 gene silencing Effects 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 14
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 229920000742 Cotton Polymers 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 230000004888 barrier function Effects 0.000 abstract description 8
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 230000008030 elimination Effects 0.000 abstract description 3
- 238000003379 elimination reaction Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0023—Details, e.g. foundations
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0047—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with open cavities, e.g. for covering sunken roads
- E01F8/0076—Cellular, e.g. as wall facing
-
- 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
-
- 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
- E04B1/8209—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 sound absorbing devices
-
- 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
- E04B1/8227—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 screens ; Arrangements of sound-absorbing elements, e.g. baffles
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Acoustics & Sound (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electromagnetism (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Building Environments (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a sound shielding device, which comprises a base, an outer cover and a sound insulation board, wherein the outer cover is fixed at the top of the base, the sound insulation board arranged in the outer cover comprises a first sound insulation board and a second sound insulation board, the outer cover is of a U-shaped frame structure with an opening on the side surface, the first sound insulation board is arranged close to the opening of the outer cover, and the second sound insulation board is arranged on the inner side of the first sound insulation board; a dust filtering net is arranged at the opening of the outer cover, and a metal layer is arranged between the dust filtering net and the first sound insulation plate. The sound shielding device is suitable for sound insulation on two sides of a road, can also be used for sound insulation of an outer wall body of a building, and has a wider application range; by arranging the aluminum honeycomb layer, the two sound insulation plates, the silencing cotton and the like, the purposes of multiple sound insulation and noise reduction can be achieved, and the effect of improving the noise reduction capability of the sound barrier is achieved; the practicality is strong, and the installation of being convenient for is dismantled, and is with low costs, and the effectual effect of making an uproar falls in the buffering that plays, and the efficient of being convenient for shields the noise elimination.
Description
Technical Field
The invention relates to the technical field of noise shielding, in particular to a sound shielding device.
Background
The environment-friendly noise shielding devices are sound barriers and are arranged on two sides of a highway, sound insulation and noise reduction are carried out on noise generated in the driving process of a vehicle on the highway, the influence of driving noise on nearby residents is reduced, and the purpose of environment protection is achieved; the noise-proof wall is arranged on the outer side of the wall body, sound insulation and noise reduction are carried out on the noise generated in the living environment and the periphery, and the interference of the living noise to the indoor space is reduced. Therefore, the noise shielding device plays a vital role in life and traffic. At present common noise shield assembly for environmental protection, when using, have the metal acoustic celotex board on the sound barrier, carry out the sound insulation to produced noise and fall and make an uproar, but only possess single metal acoustic celotex board on the sound barrier and carry out the sound insulation to the noise and fall and make an uproar to the noise reduction ability that leads to the sound barrier is lower.
Disclosure of Invention
The invention aims to provide a sound shielding device, which is used for solving the problems in the prior art, can effectively play a role in buffering and reducing noise and has a wider application range.
In order to achieve the purpose, the invention provides the following scheme: the invention provides a sound shielding device, which comprises a base, an outer cover and a sound insulation board, wherein the outer cover is fixed at the top of the base, the sound insulation board arranged in the outer cover comprises a first sound insulation board and a second sound insulation board, the outer cover is of a U-shaped frame structure with an opening on the side surface, the first sound insulation board is arranged close to the opening of the outer cover, and the second sound insulation board is arranged on the inner side of the first sound insulation board; a dust filtering net is arranged at an opening of the outer cover, and a metal layer is arranged between the dust filtering net and the first sound insulation plate.
Preferably, the base is of a U-shaped structure with an upward opening, the base is made of a metal material, and a cavity of the base is filled with liquid; the bottom plate of the outer cover is welded on the top of the base.
Preferably, the liquid that fills in the cavity of base is water, water inlet and delivery port have been seted up respectively to the both ends of base, and water inlet and delivery port department all install the valve.
Preferably, the metal layer is formed by an aluminum honeycomb structure, and the inner wall of each honeycomb cavity is provided with a spiral line.
Preferably, the first sound insulation board is evenly provided with first sound insulation holes, each first sound insulation hole comprises a front section trumpet-shaped opening and a rear section cylindrical cavity which are communicated with each other, the trumpet-shaped openings are close to the metal layer, and the tail ends of the cylindrical cavities are close to the second sound insulation board.
Preferably, sound absorption cotton is filled between the first sound insulation board and the second sound insulation board.
Preferably, the second sound insulation board comprises a U-shaped board body and a U-shaped noise reduction structure; the U-shaped silencing structure is characterized in that one surface, close to the U-shaped plate body, of the U-shaped silencing structure is an arc surface, the side of the arc surface is in contact with the U-shaped plate body, the opening side of the silencing structure is parallel to the opening side of the U-shaped plate body, and the end portions of two side edges of the U-shaped silencing structure are sharp angle edges.
Preferably, a buffer layer is arranged on the contact surface of the U-shaped plate body and the U-shaped noise reduction structure.
Preferably, an acoustic insulator mat is disposed between the second acoustic panel and the outer cover.
Compared with the prior art, the invention has the following beneficial technical effects:
the sound shielding device is suitable for sound insulation on two sides of a road, can also be used for sound insulation on the outer side wall of a building, and has a wider application range; by arranging the aluminum honeycomb layer, the two sound insulation plates, the silencing cotton and the like, the purposes of multiple sound insulation and noise reduction can be achieved, and the effect of improving the noise reduction capability of the sound barrier is achieved; the practicality is strong, and the installation of being convenient for is dismantled, and is with low costs, and the effectual effect of making an uproar falls in the buffering that plays, and the efficient of being convenient for shields the noise elimination.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of a sound shielding device;
FIG. 2 is a schematic structural view of an aluminum honeycomb layer;
FIG. 3 is a schematic view of a second baffle;
wherein, 1, a base; 2, covering the outer cover; 3, a dust filter screen; 4 aluminum honeycomb layer; 5 a first baffle; 6, sound absorption cotton; 7 a second baffle; 8, sound insulation pad; 9 a liquid; a 10U-shaped plate body; 11U-shaped noise reduction structure; 12 buffer layers.
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.
The invention aims to provide a sound shielding device, which is used for solving the problems in the prior art, can effectively play a role in buffering and reducing noise and has a wider application range.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 3, the present embodiment provides a sound shielding device, which includes a base 1, a housing 2 and a baffle plate, wherein the housing 2 is fixed on the top of the base 1, the baffle plate disposed in the housing 2 includes a first baffle plate 5 and a second baffle plate 7, the housing 2 is a U-shaped frame structure with a side opening, the first baffle plate 5 is disposed near the opening of the housing 2, and the second baffle plate 7 is disposed on the inner side of the first baffle plate 5; a dust filtering net 3 is arranged at the opening of the outer cover 2, and a metal layer is arranged between the dust filtering net 3 and the first sound insulation plate 5.
When the base is installed on two sides of a highway, the base 1 is directly fixed on the two sides of the highway, the dust filter net 3 is arranged towards the side of the highway, and the dust filter net 3 can prevent subsequent sound insulation boards and metal layers from being blocked due to dust accumulation because flying dust can be generated in the driving process of an automobile; when the sound shielding device is installed on the outer wall of a building, the base 1 is fixed on the outer wall of the building, and the dust filter screen 3 is used for filtering dust in the surrounding environment. Because the solid medium has the best sound conduction effect, the metal layer is arranged on the front side of the first sound insulation board 5, the purpose of multiple sound insulation and noise reduction can be achieved by arranging two layers of sound insulation boards, and the effect of improving the noise reduction capability of the sound barrier is achieved.
Specifically, the base 1 is of a U-shaped structure with an upward opening, the base 1 is made of a metal material, and a cavity of the base 1 is filled with liquid 9; the bottom plate of the housing 2 is welded on top of the base plate 1. The base 1 is filled with the liquid 9, so that the weight of the base 1 can be increased on the one hand, the base 1 can be well stabilized, in addition, the liquid 9 medium also has the effect of absorbing noise, and the noise reduction effect of the sound shielding device is more prominent by combining the sound insulation board.
Further, the liquid 9 filled in the cavity of the base 1 is water, a water inlet and a water outlet are respectively formed in two ends of the base 1, and valves are respectively arranged at the water inlet and the water outlet; when the sound shielding wall is used, a plurality of sound shielding devices can be arranged in parallel, the sound shielding devices are closely adjacent, and the bases 1 are mutually communicated in a sealing manner, so that the bases 1 of the whole sound shielding wall body are filled with a liquid 9 medium, when the liquid 9 medium is water, the water level condition in the bases 1 can be regularly checked, and when the water level is not full, the bases 1 are filled with water through the water inlets; the water in the base 1 can be replaced regularly, the replaced water is discharged through the water outlet, and the water pipe can be connected to water a green belt of a city or a residential area.
In this embodiment, the metal layer is formed by an aluminum honeycomb structure, and the inner wall of each honeycomb cavity is provided with a spiral line. The honeycomb structure has a better sound absorption effect, the aluminum honeycomb layer 4 primarily silences the noise around the outer wall of a highway or a building, the sound enters the honeycomb structure with the spiral line and collides with each other under the action of the spiral inner wall to reduce the noise; most high-decibel noises are absorbed and reduced, and the primarily silenced sound enters a subsequent silencing medium.
In this embodiment, the equipartition has first sound insulating hole on the first acoustic celotex board 5, and first sound insulating hole includes anterior segment loudspeaker form opening and the cylindric cavity of back end of mutual intercommunication, and loudspeaker form opening is close to the metal level setting, and the end of cylindric cavity is close to second acoustic celotex board 7, and the sound insulating hole on the first acoustic celotex board 5 has played the effect of further noise reduction. Meanwhile, sound absorbing cotton 6 is filled between the first sound insulating plate 5 and the second sound insulating plate 7.
Further, the second baffle 7 includes a U-shaped plate body 10 and a U-shaped noise reduction structure 11; u type sound-deadening structure 11 is close to the one side of U type plate body 10 and is the cambered surface, and the cambered surface side contacts with U type plate body 10, and the opening side of sound-deadening structure and the opening side parallel arrangement of U type plate body 10, the tip on 11 both sides limits of U type sound-deadening structure are sharp angle limit. A buffer layer 12 is arranged on the contact surface of the U-shaped plate body 10 and the U-shaped silencing structure 11. The structure setting of second acoustic celotex board 7 both can high-efficiently noise abatement, can prevent again that the noise from transmitting second acoustic celotex board 7 rear side, and the noise that the cambered surface of U type sound-deadening structure 11 was reflected back can be absorbed the cotton 6 secondary amortizations of sound once more. Further, a noise insulation pad 8 is provided between the second noise insulation plate 7 and the outer cover 2.
The sound shielding device is suitable for sound insulation on two sides of a road, can also be used for sound insulation on the outer side wall of a building, and has a wider application range; by arranging the aluminum honeycomb layer 4, the two sound insulation plates, the silencing cotton and the like, the purposes of multiple sound insulation and noise reduction can be achieved, and the effect of improving the noise reduction capability of the sound barrier is achieved; the practicality is strong, and the installation of being convenient for is dismantled, and is with low costs, and the effectual effect of making an uproar falls in the buffering that plays, and the efficient of being convenient for shields the noise elimination.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. A sound shielding device, characterized by: the sound insulation board arranged in the outer cover comprises a first sound insulation board and a second sound insulation board, the outer cover is of a U-shaped frame structure with an opening on the side face, the first sound insulation board is arranged close to the opening of the outer cover, and the second sound insulation board is arranged on the inner side of the first sound insulation board; a dust filtering net is arranged at an opening of the outer cover, and a metal layer is arranged between the dust filtering net and the first sound insulation plate.
2. The sound shielding device according to claim 1, wherein: the base is of a U-shaped structure with an upward opening, the base is made of a metal material, and liquid is filled in a cavity of the base; the bottom plate of the outer cover is welded on the top of the base.
3. The sound shielding device according to claim 2, wherein: the liquid that fills in the cavity of base is water, water inlet and delivery port have been seted up respectively to the both ends of base, and water inlet and delivery port department all install the valve.
4. The sound shielding device according to claim 1, wherein: the metal layer is formed by an aluminum honeycomb structure, and the inner wall of each honeycomb cavity is provided with a spiral line.
5. The sound shielding device according to claim 1, wherein: first sound insulation hole is evenly distributed on the first sound insulation board, the first sound insulation hole comprises a front section horn-shaped opening and a rear section cylindrical cavity which are communicated with each other, the horn-shaped opening is close to the metal layer, and the tail end of the cylindrical cavity is close to the second sound insulation board.
6. The sound shielding device according to claim 1, wherein: and sound absorption cotton is filled between the first sound insulation board and the second sound insulation board.
7. The sound shielding device according to claim 1, wherein: the second sound insulation board comprises a U-shaped board body and a U-shaped noise reduction structure; the U-shaped silencing structure is characterized in that one surface, close to the U-shaped plate body, of the U-shaped silencing structure is an arc surface, the side of the arc surface is in contact with the U-shaped plate body, the opening side of the silencing structure is parallel to the opening side of the U-shaped plate body, and the end portions of two side edges of the U-shaped silencing structure are sharp angle edges.
8. The sound shielding device according to claim 7, wherein: and a buffer layer is arranged on the contact surface of the U-shaped plate body and the U-shaped silencing structure.
9. The sound shielding device according to claim 1, wherein: and a sound insulation pad is arranged between the second sound insulation plate and the outer cover.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202110725986.9A CN113417225A (en) | 2021-06-29 | 2021-06-29 | Sound shielding device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110725986.9A CN113417225A (en) | 2021-06-29 | 2021-06-29 | Sound shielding device |
Publications (1)
Publication Number | Publication Date |
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CN113417225A true CN113417225A (en) | 2021-09-21 |
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ID=77717173
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202110725986.9A Pending CN113417225A (en) | 2021-06-29 | 2021-06-29 | Sound shielding device |
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CN (1) | CN113417225A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115162598A (en) * | 2022-05-31 | 2022-10-11 | 洛阳宇信新材料科技有限公司 | High-strength sound-absorbing aluminum gusset plate and preparation method thereof |
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CN204492335U (en) * | 2015-02-11 | 2015-07-22 | 重庆阳正环保科技有限公司 | Construction repeats to use mobile sound barrier |
CN106522393A (en) * | 2015-09-14 | 2017-03-22 | 天津市方圆纺织有限公司 | Processing technology for double-face noise absorption isolation plate special for hotel |
CN208137164U (en) * | 2018-04-19 | 2018-11-23 | 李会宗 | A kind of building soundproof construction plate |
CN208616599U (en) * | 2018-04-25 | 2019-03-19 | 天津聚久纺织品有限公司 | Waste material recovery device is used in a kind of processing of non-woven fabrics |
RU195791U1 (en) * | 2019-11-13 | 2020-02-05 | Общество с ограниченной ответственностью "Масстар" | Protective acoustic panel |
CN210597694U (en) * | 2019-08-10 | 2020-05-22 | 苏州永泰一净化科技有限公司 | Sound insulation section bar |
CN211036747U (en) * | 2019-11-02 | 2020-07-17 | 广东中潮粤建筑工程有限公司 | Anticollision formula urban road sound-proof wall |
CN212534590U (en) * | 2019-11-26 | 2021-02-12 | 杨格格 | Based on environmental protection is with sound insulation construction |
CN213277442U (en) * | 2020-10-09 | 2021-05-25 | 綦江精锐达重型齿轮有限公司 | Noise reduction device for gear production |
-
2021
- 2021-06-29 CN CN202110725986.9A patent/CN113417225A/en active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN204492335U (en) * | 2015-02-11 | 2015-07-22 | 重庆阳正环保科技有限公司 | Construction repeats to use mobile sound barrier |
CN106522393A (en) * | 2015-09-14 | 2017-03-22 | 天津市方圆纺织有限公司 | Processing technology for double-face noise absorption isolation plate special for hotel |
CN208137164U (en) * | 2018-04-19 | 2018-11-23 | 李会宗 | A kind of building soundproof construction plate |
CN208616599U (en) * | 2018-04-25 | 2019-03-19 | 天津聚久纺织品有限公司 | Waste material recovery device is used in a kind of processing of non-woven fabrics |
CN210597694U (en) * | 2019-08-10 | 2020-05-22 | 苏州永泰一净化科技有限公司 | Sound insulation section bar |
CN211036747U (en) * | 2019-11-02 | 2020-07-17 | 广东中潮粤建筑工程有限公司 | Anticollision formula urban road sound-proof wall |
RU195791U1 (en) * | 2019-11-13 | 2020-02-05 | Общество с ограниченной ответственностью "Масстар" | Protective acoustic panel |
CN212534590U (en) * | 2019-11-26 | 2021-02-12 | 杨格格 | Based on environmental protection is with sound insulation construction |
CN213277442U (en) * | 2020-10-09 | 2021-05-25 | 綦江精锐达重型齿轮有限公司 | Noise reduction device for gear production |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115162598A (en) * | 2022-05-31 | 2022-10-11 | 洛阳宇信新材料科技有限公司 | High-strength sound-absorbing aluminum gusset plate and preparation method thereof |
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Application publication date: 20210921 |