CN115897445A - Road sound insulation wind shield - Google Patents
Road sound insulation wind shield Download PDFInfo
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- CN115897445A CN115897445A CN202211436934.0A CN202211436934A CN115897445A CN 115897445 A CN115897445 A CN 115897445A CN 202211436934 A CN202211436934 A CN 202211436934A CN 115897445 A CN115897445 A CN 115897445A
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- 238000009413 insulation Methods 0.000 title claims abstract description 101
- 238000010521 absorption reaction Methods 0.000 claims abstract description 27
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 27
- 229920000742 Cotton Polymers 0.000 claims abstract description 17
- 239000002245 particle Substances 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 229920000728 polyester Polymers 0.000 claims abstract description 11
- 239000011094 fiberboard Substances 0.000 claims abstract description 5
- 239000005341 toughened glass Substances 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 11
- 241000252254 Catostomidae Species 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000001788 irregular Effects 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 239000010883 coal ash Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000009467 reduction Effects 0.000 abstract description 16
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000005187 foaming Methods 0.000 abstract description 4
- 229920001684 low density polyethylene Polymers 0.000 abstract description 4
- 239000004702 low-density polyethylene Substances 0.000 abstract description 4
- 239000011347 resin Substances 0.000 abstract description 4
- 229920005989 resin Polymers 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 21
- 230000004888 barrier function Effects 0.000 description 11
- 239000010881 fly ash Substances 0.000 description 8
- 238000005457 optimization Methods 0.000 description 8
- 239000000835 fiber Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 230000000644 propagated effect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000011800 void material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/249—Glazing, e.g. vacuum glazing
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- 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
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/22—Glazing, e.g. vaccum glazing
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- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a road sound insulation wind shield, which comprises two sound insulation screens and a perspective window positioned between the two sound insulation screens, wherein each sound insulation screen comprises two reinforcing layers, one sides of the two reinforcing layers, which are opposite to each other, are fixedly connected with sound insulation boards, a sound absorption board is fixedly connected between the two sound insulation boards, a cavity is arranged inside the sound absorption board, sound absorption particles are filled in the cavity, the reinforcing layers are formed by a frame structure of a steel structure, the inner sides of the sound absorption boards are supported and fixed through a plurality of isolating rods, the strength is improved, then sound insulation cotton is filled in the inner sides of grids formed by the isolating rods, the integral structure is reinforced while the sound insulation and noise reduction performance of the foundation is ensured, the service life is prolonged, the sound insulation boards are polyester fiber boards, the integral sound insulation performance of the sound insulation screens is effectively improved, the sound insulation boards are made of expanded pearl cotton, and countless independent bubbles are generated by low-density polyethylene resin through physical foaming, so that the noise transmission is reduced.
Description
Technical Field
The invention relates to the technical field of highway noise treatment, in particular to a road sound-insulation wind shield.
Background
Along with the rapid development of road traffic, the driving speed of vehicles is faster and faster, the problem of road noise caused by the road noise is more and more prominent, the arrangement of sound barriers at two sides of a road is one of the most economical and effective methods for eliminating and blocking the noise, and a sound insulation screen, also called as a sound barrier, is a noise reduction and wind shielding tool, and the application principle of the noise reduction and wind shielding tool is that the generation of the noise is reduced through a transmission way, and the transmission of sound waves is influenced when the sound meets a shielding object in the transmission process; besides the blocking, the sound insulation screen is internally provided with an attractive material which can absorb a lot of sound waves;
the sound-proof screen is mainly composed of a foundation, a column and a sound-proof screen board. The foundation is a main bearing capacity structure of the sound barrier, and the sound barrier can be designed independently or can be designed on road auxiliary facilities (such as an anti-collision wall, a hard road shoulder and the like) when a road is designed; the upright post is a main stressed member of the sound barrier, a bottom flange on the upright post can be firmly connected with a foundation by methods of pre-embedding bolts, embedding ribs, welding and the like so as to meet the stress requirement of the whole sound barrier, the upright plate of the sound barrier is the most main part of the noise rise and fall effect of the sound barrier, and the upright post can be fixed in a notch of the upright post by methods of special high-strength springs, bolts, angle steel and the like so as to form the sound barrier. Meanwhile, the good and bad design of the screen plate and the good and bad form and material of the screen plate directly influence the noise reduction effect, the landscape effect, the service life, the corrosion resistance and the safety and reliability of the whole sound barrier;
current sound barrier mainly includes the base, installs many stands on the base and installs the sound-proof wall between two adjacent stands, and sound-proof wall sets up the tripe hole for metal structure and carries out the sound absorption noise reduction at its outer wall:
foretell sound-proof wall is when the noise directly transmits to the acoustic celotex board, and the acoustic celotex board adsorbs the sound wave in to the noise, weakens the noise, but its simple structure only carries out the noise absorption noise reduction through the tripe hole, and the noise reduction effect is poor, and the sound insulation effect is unsatisfactory.
Disclosure of Invention
The invention aims to provide a road sound-insulation wind shield which has the characteristics of multiple sound-insulation and noise-reduction structures, good sound-insulation effect and high structural strength.
In order to achieve the purpose, the invention provides the following technical scheme: a road sound insulation wind shield comprises two sound insulation screens and a perspective window positioned between the two sound insulation screens, wherein each sound insulation screen comprises two reinforcing layers, sound insulation plates are fixedly connected to one opposite sides of the two reinforcing layers, a sound absorption plate is fixedly connected between the two sound insulation plates, a cavity is formed in the sound absorption plate, and sound absorption particles are filled in the cavity;
the perspective window comprises two pieces of toughened glass, and a vacuum cavity is formed between the two pieces of toughened glass.
In order to enhance the overall strength of the sound insulation screen, the reinforcing layer preferably comprises a mounting frame, the mounting frame is a rectangular frame body, a plurality of isolating rods which are staggered transversely and longitudinally are fixedly connected inside the mounting frame, the isolating rods form a plurality of grids, and sound insulation cotton is filled inside the grids.
In order to improve the strength of the perspective window, preferably, the road sound-insulation wind-shield screen is characterized in that a plurality of support columns are fixedly connected between two pieces of toughened glass, both ends of each support column are provided with suckers, and the two suckers are respectively adsorbed with the two pieces of toughened glass.
In order to facilitate installation and fixation of the toughened glass and improve the sealing property, the sound-insulating wind shield for the road is preferably characterized in that one side of the sound shield, which is close to the perspective window, is fixedly connected with an installation steel groove, and the two pieces of toughened glass are installed on the inner side of the installation steel groove through a sealant.
In order to facilitate diffuse reflection and reduce noise, the sound insulation and wind shield for the road is preferably provided with reflecting walls on two sides of the outer wall of the sound shield, wherein the reflecting walls are of uneven irregular structures.
In order to improve the sound insulation effect, the sound insulation wind screen for the road is preferably characterized in that the upper end surface of the upper sound screen is fixedly connected with a louver board, and the outer wall of the louver board is provided with a plurality of uniformly distributed louver openings.
In order to conveniently vacuumize the interior of the vacuum cavity, the road sound-insulation wind-shield is preferably used as one of the road sound-insulation wind-shields of the invention, wherein a vacuum port is arranged on the outer wall of one tempered glass, and a sealing plug is arranged on the inner side of the vacuum port.
In order to facilitate installation of equipment, the road sound-insulation wind shield is preferably characterized in that an installation frame is welded at the bottom of the lower sound shield, the installation frame is in a door-shaped structure, and a plurality of fixing bolts are in threaded connection with two sides of the outer wall.
In order to improve the sound insulation and noise reduction effects, the sound insulation board is preferably a polyester fiber board, the sound absorption board is expanded pearl cotton, and the sound absorption particles are fly ash ceramsite.
Compared with the prior art, the invention has the following beneficial effects:
the road sound insulation wind shield is integrally composed of a middle perspective window and two sound insulation screens, each sound insulation screen comprises two reinforcing layers, each reinforcing layer is formed by a steel frame structure, the inner side of each reinforcing layer is supported and fixed through a plurality of isolating rods, the strength is improved, then sound insulation cotton is filled in the inner sides of grids formed by the isolating rods, the integral structure is reinforced while the basic sound insulation and noise reduction performance is ensured, the strength is improved, the service life is prolonged, two layers of sound insulation plates are arranged between the two reinforcing layers, the sound insulation plates are polyester fiber plates and are made by taking polyester fiber as a raw material through hot press molding, the sound insulation effect is good, the integral sound insulation performance of the sound insulation screens is effectively improved, and meanwhile, the sound insulation wind shield also has stronger heat insulation and shock resistance performance, the strength is improved, the sound-absorbing board is arranged between the two sound-insulating boards, the sound-absorbing board is made of expanded pearl cotton and is formed by innumerable independent bubbles generated by physically foaming low-density polyethylene resin, the sound-absorbing board has the advantages of water resistance, moisture resistance, vibration resistance, sound insulation, heat preservation and good plasticity, partial noise is effectively absorbed, sound insulation and sound absorption are synchronously realized by matching with the sound-insulating boards, the noise transmission is reduced, a cavity is formed inside the sound-absorbing board, sound-absorbing particles are filled inside the cavity, the sound-absorbing particles are made of fly ash ceramsite with continuous gaps inside and are formed by mechanically crushing the fly ash ceramsite, the inner gaps are exposed out of the surface and are continuously graded, so that the larger void ratio and the larger stacking density are formed, and the sound-absorbing efficiency is convenient to improve;
the perspective window is double-deck toughened glass structure, effectively improves syllable-dividing effect under the condition of guaranteeing perspective, forms the vacuum cavity between two toughened glass, and the vacuum cavity is taken out to the vacuum state through the vacuum opening of outer wall during production to the separation noise is propagated, effectively improves the noise reduction effect.
Drawings
FIG. 1 is a side view of the present invention;
FIG. 2 is a cross-sectional side view of the sound-absorbing panel of the present invention;
FIG. 3 is a front view of the side panel of the present invention;
FIG. 4 is an enlarged structural view of a portion a of FIG. 1;
FIG. 5 is a front view of the perspective window of the present invention;
FIG. 6 is a front view of the blind slat of the present invention;
FIG. 7 is a front view of the louvres of the present invention;
in the figure: 1. a sound-proof screen; 2. a perspective window; 3. a reinforcing layer; 4. a sound insulating board; 5. a sound-absorbing panel; 6. sound-absorbing particles; 7. tempering the glass; 8. a vacuum chamber; 9. installing a frame; 10. an isolation rod; 11. grid; 12. sound insulation cotton; 13. a support pillar; 14. installing a steel groove; 15. sealing glue; 16. a reflective wall; 17. a louver board; 18. a louver opening; 19. a vacuum port; 20. a mounting frame; 21. and (5) fixing the bolt.
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.
Referring to fig. 1 to 7, a road sound insulation wind shield comprises two sound shields 1 and a perspective window 2 located between the two sound shields 1, wherein the sound shields 1 comprise two reinforcing layers 3, one side of each of the two reinforcing layers 3, which is opposite to the other side, is fixedly connected with a sound insulation board 4, a sound absorption board 5 is fixedly connected between the two sound insulation boards 4, a cavity is arranged inside the sound absorption board 5, and sound absorption particles 6 are filled inside the cavity.
The perspective window 2 comprises two pieces of toughened glass 7, and a vacuum cavity 8 is formed between the two pieces of toughened glass 7.
In this embodiment: the road sound insulation wind shield is integrally composed of a middle perspective window 2 and two sound insulation screens 1, wherein each sound insulation screen 1 comprises two reinforcing layers 3, each reinforcing layer 3 is formed by a frame structure of a steel structure, the inner side of each reinforcing layer is supported and fixed by a plurality of isolating rods 10, the strength is improved, then sound insulation cotton 12 is filled in grids 11 formed by the isolating rods 10, the integral structure is reinforced while the basic sound insulation and noise reduction performance is ensured, the strength is improved, the service life is prolonged, two layers of sound insulation plates 4 are arranged between the two reinforcing layers 3, each sound insulation plate 4 is a polyester fiber plate, the sound insulation plates are made by taking the polyester fiber as a raw material through hot press molding, the sound insulation effect is good, the integral sound insulation performance of the sound insulation screens 1 is effectively improved, and meanwhile, the sound insulation and impact resistance are strong, the strength is improved, the sound-absorbing board 5 is arranged between the two sound-insulating boards 4, the sound-absorbing board 5 is expanded pearl cotton and is formed by innumerable independent bubbles generated by physically foaming low-density polyethylene resin, the sound-absorbing board has the advantages of water resistance, moisture resistance, shock resistance, sound insulation, heat preservation and good plasticity, partial noise is effectively adsorbed, sound insulation and sound absorption are synchronously realized by matching with the sound-insulating boards 4, the noise transmission is reduced, a cavity is formed inside the sound-absorbing board 5, sound-absorbing particles 6 are filled inside the cavity, the sound-absorbing particles 6 are fly ash ceramsite, the fly ash ceramsite with continuous gaps inside is formed by mechanically crushing, the inner gaps are exposed on the surface and are in continuous grading, so that the larger void ratio and the stacking density are formed, and the sound-absorbing efficiency is improved;
As a technical optimization scheme of the invention, the reinforcing layer 3 comprises a mounting frame 9, the mounting frame 9 is a rectangular frame body, a plurality of isolating rods 10 which are staggered transversely and longitudinally are fixedly connected inside the mounting frame 9, the isolating rods 10 form a plurality of grids 11, and soundproof cotton 12 is filled inside the grids 11.
In this embodiment: the reinforcing layer 3 is formed by a frame structure of a steel structure, the inner side of the reinforcing layer is supported and fixed through a plurality of isolating rods 10, the strength is improved, soundproof cotton 12 is filled in grids 11 formed by the isolating rods 10, the basic soundproof and noise reduction performance is ensured, the integral structure is reinforced, the strength is improved, and the service life is prolonged.
As a technical optimization scheme of the invention, a plurality of support columns 13 are fixedly connected between two pieces of toughened glass 7, two ends of each support column 13 are provided with suckers, and the two suckers are respectively adsorbed with the two pieces of toughened glass 7.
In this embodiment: through setting up support column 13, be convenient for support fixedly between two toughened glass 7, guarantee its intensity.
As a technical optimization scheme of the invention, one side of the sound insulation screen 1 close to the perspective window 2 is fixedly connected with an installation steel groove 14, and two pieces of toughened glass 7 are installed on the inner side of the installation steel groove 14 through a sealant 15.
In this embodiment: through setting up installation steel channel 14, the fixed mounting toughened glass 7 of being convenient for, through setting up sealed glue 15, improve the leakproofness, avoid inside the air admission vacuum cavity 8.
As a technical optimization scheme of the invention, the two sides of the outer wall of the sound insulation screen 1 are both provided with the reflecting walls 16, and the reflecting walls 16 are of uneven irregular structures.
In this embodiment: the reflecting wall 16 is an irregular structure, when noise passes through the reflecting wall 16, the noise is reflected by the irregular shape of the uneven surface of the reflecting wall, and the effect of weakening the noise is effectively achieved after multiple reflections.
As a technical optimization scheme of the invention, the upper end surface of the upper sound insulation screen 1 is fixedly connected with a louver board 17, and the outer wall of the louver board 17 is provided with a plurality of uniformly distributed louver openings 18.
In this embodiment: the outer wall of shutter 17 is provided with a plurality of evenly distributed's tripe mouth 18, and tripe mouth 18 has the effect of inhaling the sound and making an uproar, improves the effect that gives sound insulation.
As a technical optimization scheme of the invention, the outer wall of one toughened glass 7 is provided with a vacuum port 19, and the inner side of the vacuum port 19 is provided with a sealing plug.
In this embodiment: the vacuum chamber 8 is conveniently evacuated by providing a vacuum port 19 and sealed by a sealing plug.
As a technical optimization scheme of the invention, the mounting frame 20 is welded at the bottom of the lower sound-proof screen 1, the mounting frame 20 is in a door-shaped structure, and a plurality of fixing bolts 21 are in threaded connection with two sides of the outer wall.
In this embodiment: the mounting rack 20 is of a door-shaped structure, is convenient to erect beside a bridge or a road, and is locked and fixed through the fixing bolt 21, and the fixing effect is good.
As a technical optimization scheme of the invention, the sound insulation board 4 is a polyester fiberboard, the sound absorption board 5 is expanded pearl cotton, and the sound absorption particles 6 are fly ash ceramsite.
In this embodiment: the sound insulation board 4 is a polyester fiber board, the sound absorption board 5 is expanded pearl cotton, and the sound absorption particles 6 are coal ash ceramsite, so that sound insulation and absorption are facilitated, and the noise reduction effect is improved.
The working principle is as follows: the road sound insulation wind shield is integrally composed of a middle perspective window 2 and two sound insulation screens 1, wherein each sound insulation screen 1 comprises two reinforcing layers 3, each reinforcing layer 3 is formed by a frame structure of a steel structure, the inner side of each reinforcing layer is supported and fixed by a plurality of isolating rods 10, the strength is improved, then sound insulation cotton 12 is filled in grids 11 formed by the isolating rods 10, the integral structure is reinforced while the basic sound insulation and noise reduction performance is ensured, the strength is improved, the service life is prolonged, two layers of sound insulation plates 4 are arranged between the two reinforcing layers 3, each sound insulation plate 4 is a polyester fiber plate, the sound insulation plates are made by taking the polyester fiber as a raw material through hot press molding, the sound insulation effect is good, the integral sound insulation performance of the sound insulation screens 1 is effectively improved, and meanwhile, the sound insulation and impact resistance are strong, the strength is improved, the sound-absorbing board 5 is arranged between the two sound-insulating boards 4, the sound-absorbing board 5 is expanded pearl cotton and is formed by innumerable independent bubbles generated by physically foaming low-density polyethylene resin, the sound-absorbing board has the advantages of water resistance, moisture resistance, shock resistance, sound insulation, heat preservation and good plasticity, partial noise is effectively adsorbed, sound insulation and sound absorption are synchronously realized by matching with the sound-insulating boards 4, the noise transmission is reduced, a cavity is formed inside the sound-absorbing board 5, sound-absorbing particles 6 are filled inside the cavity, the sound-absorbing particles 6 are fly ash ceramsite, the fly ash ceramsite with continuous gaps inside is formed by mechanically crushing, the inner gaps are exposed on the surface and are in continuous grading, so that the larger void ratio and the stacking density are formed, and the sound-absorbing efficiency is improved;
As some terms are used throughout the description and claims to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, that a person skilled in the art can solve the technical problem within a certain error range, and that the technical effect is substantially achieved.
It is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of another identical element in a good or system comprising the element.
The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (9)
1. The utility model provides a road sound insulation windshield, includes two sound insulation screen (1) and is located perspective window (2) between two sound insulation screen (1), its characterized in that: the sound insulation screen (1) comprises two reinforcing layers (3), sound insulation boards (4) are fixedly connected to one opposite sides of the two reinforcing layers (3), a sound absorption board (5) is fixedly connected between the two sound insulation boards (4), a cavity is arranged inside the sound absorption board (5), and sound absorption particles (6) are filled in the cavity;
the perspective window (2) comprises two pieces of toughened glass (7), and a vacuum cavity (8) is formed between the two pieces of toughened glass (7).
2. A road sound-insulating wind-shield according to claim 1, characterized in that: the reinforcing layer (3) comprises a mounting frame (9), the mounting frame (9) is a rectangular frame body, a plurality of isolating rods (10) which are fixedly connected with the inside of the mounting frame in a transverse and longitudinal staggered mode are arranged in the mounting frame, the isolating rods (10) form a plurality of grids (11), and the isolating cotton (12) are filled in the grids (11).
3. A road sound-insulating wind-shield according to claim 1, characterized in that: two a plurality of support columns (13) are fixedly connected between the toughened glass (7), the two ends of each support column (13) are suckers, and the suckers are respectively adsorbed on the two toughened glass (7).
4. A road acoustic screen according to claim 1, wherein: one side fixedly connected with installation steel channel (14) that sound insulation screen (1) is close to perspective window (2), two toughened glass (7) are installed in the inboard of installation steel channel (14) through sealed glue (15).
5. A road sound-insulating wind-shield according to claim 1, characterized in that: the outer wall both sides of sound insulation screen (1) all are provided with reflection wall (16), reflection wall (16) are unevenness's irregular column structure.
6. A road acoustic screen according to claim 1, wherein: the upper end face of the upper sound insulation screen (1) is fixedly connected with a louver board (17), and a plurality of uniformly distributed louver openings (18) are formed in the outer wall of the louver board (17).
7. A road acoustic screen according to claim 1, wherein: the outer wall of one of the toughened glass (7) is provided with a vacuum port (19), and the inner side of the vacuum port (19) is provided with a sealing plug.
8. A road acoustic screen according to claim 1, wherein: the bottom welding that is located lower Fang Geyin screen (1) has mounting bracket (20), mounting bracket (20) are "door" font structure and the equal threaded connection in outer wall both sides has a plurality of fixing bolt (21).
9. A road sound-insulating wind-shield according to claim 1, characterized in that: the sound insulation board (4) is a polyester fiberboard, the sound absorption board (5) is expanded pearl cotton, and the sound absorption particles (6) are coal ash ceramsite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211436934.0A CN115897445A (en) | 2022-11-16 | 2022-11-16 | Road sound insulation wind shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211436934.0A CN115897445A (en) | 2022-11-16 | 2022-11-16 | Road sound insulation wind shield |
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| CN115897445A true CN115897445A (en) | 2023-04-04 |
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| CN202211436934.0A Pending CN115897445A (en) | 2022-11-16 | 2022-11-16 | Road sound insulation wind shield |
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