CN114855661B - Wave-shaped sound barrier and installation and construction method thereof - Google Patents
Wave-shaped sound barrier and installation and construction method thereof Download PDFInfo
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- CN114855661B CN114855661B CN202210680104.6A CN202210680104A CN114855661B CN 114855661 B CN114855661 B CN 114855661B CN 202210680104 A CN202210680104 A CN 202210680104A CN 114855661 B CN114855661 B CN 114855661B
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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
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
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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
- 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
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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
- E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
- E01F8/0035—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with undulated surfaces
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Abstract
The application relates to a wave-shaped sound barrier and an installation construction method thereof, and relates to the technical field of sound barriers, wherein the sound barrier comprises a plurality of noise reduction devices and a beam converging device used for connecting adjacent noise reduction devices; each noise reduction device comprises a positioning frame plate, a connecting piece and a plurality of sound insulation plates, wherein a plurality of mounting cavities are formed in the positioning frame plate, and one sound insulation plate is mounted in one mounting cavity through one connecting piece; the beam converging device comprises a sound insulation strip and a fixing piece, wherein the opposite side walls of the sound insulation strip are respectively provided with a plugging channel for the positioning frame plate to prop in, and the fixing piece is used for fixedly connecting the positioning frame plate and the sound insulation strip; the construction method comprises the steps of sound insulation board installation, positioning frame board installation and sound insulation strip installation. The noise reduction performance of the sound barrier system is guaranteed, and the energy-saving and environment-friendly effects are achieved.
Description
Technical Field
The application relates to the technical field of sound barriers, in particular to a wavy sound barrier and an installation construction method thereof.
Background
The sound barrier generally refers to a soundproof and noise-reducing device installed at both sides of a road for reducing outward transmission of noise generated during driving of a vehicle. With the arrangement of the sound barrier, the noise influence of the residential areas located near the road is greatly reduced.
Existing sound barrier structures mostly include a mounting frame and a plurality of baffle plates. The mounting bracket is mostly the support body that the steel pipe was built, and the mounting bracket is built in the road both sides. Constructors hoist the sound insulation plate on the mounting frame through the crane, and after the plurality of sound insulation plates are spliced, the constructors fix the sound insulation plate on the mounting frame through bolts. At this time, all the sound insulation plates installed on the installation frame form a sound insulation wall together so as to reduce the phenomenon that noise is transmitted to two sides of a road.
However, when a common sound barrier system is built, a certain gap is often formed between adjacent sound insulation plates, so that noise on a road is easy to pass through the gap and be transmitted outwards, the noise reduction effect of the sound barrier system is further affected, and the energy conservation and environmental protection performance of equipment are further affected.
Disclosure of Invention
In order to solve the problems that noise is easy to pass through a gap of a sound barrier system and the energy-saving and environment-friendly performance of equipment is poor, the application provides a wavy sound barrier and an installation and construction method thereof.
In a first aspect, the present application provides a wave-shaped sound barrier, which adopts the following technical scheme:
a wave-shaped sound barrier comprising a plurality of noise reduction devices and a converging device for connecting adjacent noise reduction devices; each noise reduction device comprises a positioning frame plate, a connecting piece and a plurality of sound insulation plates, wherein a plurality of mounting cavities are formed in the positioning frame plate, and one sound insulation plate is mounted in one mounting cavity through one connecting piece; the beam converging device comprises a sound insulation strip and a fixing piece, wherein the opposite side walls of the sound insulation strip are respectively provided with a plugging channel for the positioning frame plate to prop in, and the fixing piece is used for fixedly connecting the positioning frame plate and the sound insulation strip.
By adopting the technical scheme, the sound insulation board reduces the phenomenon that noise passes through the positioning frame board to be further transmitted through the sound insulation performance of the sound insulation board, and ensures the noise reduction performance of the sound barrier; the connecting piece is used for installing the sound insulation plate in the installation cavity, so that the position stability and the application stability of the sound insulation plate on the positioning frame plate are ensured; the sound insulation strips are connected with the adjacent positioning frame plates, so that the connection gaps between the adjacent positioning frame plates are reduced, the phenomenon that noise passes through the sound barrier is further reduced through the sound insulation performance of the sound insulation strips, and the noise reduction performance of the sound barrier is effectively ensured; meanwhile, the resonance phenomenon of each part of the equipment caused by the vibration of noise sound waves is reduced, the vibration loss among different parts of the equipment is reduced, and the energy-saving and environment-friendly performance of the equipment is improved.
In a specific embodiment, the connector comprises a movable portion and a limit portion, the movable portion comprising a compression spring; the limiting part comprises a connecting plate, a preset cylinder and a clamping bolt; the connecting plate is arranged on the sound insulation plate, and the positioning frame plate is provided with a settling tank for the connecting plate to prop in and slide; the preset cylinder and the compression spring are arranged in the side wall of the sedimentation tank, and the compression spring is arranged around the periphery of the preset cylinder; the connecting plate is sleeved on the preset cylinder, and the clamping bolt is in threaded connection with the side wall of the preset cylinder.
By adopting the technical scheme, when the sound waves of noise impact the sound insulation plate and generate impact force, the sound insulation plate is stressed and then pushes the compression spring to compress and deform; at this time, the sound insulation board reduces the impact strength of noise through the displacement of the sound insulation board, so that the phenomenon that the noise is further transmitted is reduced, and the noise reduction effect of the sound barrier is improved.
In a specific embodiment, the movable portion further includes a damping member disposed in a side wall of the mounting cavity, and the damping member is tightly fitted between the sound insulation plate and the positioning frame plate.
By adopting the technical scheme, the damping part is propped between the sound insulation plate and the positioning frame plate through compression deformation of the damping part, so that the sound insulation plate is protected, and the application stability of the sound insulation plate during long-time operation is improved; meanwhile, the damping part can absorb noise passing through the sound insulation plate through the self sound absorption characteristic, so that the phenomenon that the noise is further transmitted is reduced.
In a specific embodiment, the movable part further comprises a magnetic plate; the magnetic plate is sleeved on the preset cylinder, the magnetic plate is connected with the compression spring, and the magnetic plate which is propped against the compression spring is magnetically attracted with the connecting plate.
By adopting the technical scheme, the magnetic plate increases the contact area between the compression spring and the connecting plate, and ensures the compression performance of the compression spring; the magnetism is attracted after the magnetism board offsets with the connecting plate, has improved the stability when the relative compression spring displacement of connecting plate.
In a specific embodiment, the connection plate is provided with an abutment groove for defining the position of the magnetic plate.
Through adopting above-mentioned technical scheme, the butt groove is used for supplying the magnetic plate to support into to reduce the phenomenon that the magnetic plate appears shaking loose, the biasing relative connecting plate, and then help guaranteeing compression spring's deformation stability.
In a specific embodiment, the noise reduction device further comprises a connecting mechanism, wherein the connecting mechanism comprises a bottom supporting plate, a side supporting plate and connecting bolts, the bottom supporting plate is arranged on the positioning frame plate, the side supporting plate is obliquely arranged between the bottom supporting plate and the positioning frame plate, and the connecting bolts are used for fixing the bottom supporting plate on a road where the positioning frame plate is located.
By adopting the technical scheme, the contact area between the positioning frame plate and the ground is increased by the bottom support plate, and the installation stability of the positioning frame plate on the ground is ensured; the side supporting plates, the positioning frame plates and the bottom supporting plates form a stable triangular structure together, so that the phenomenon of loose and shaking and deviation of the positioning frame plates is reduced, and the application stability of the positioning frame plates after long-time operation is ensured.
In a specific embodiment, the converging device further comprises a positioning member comprising a receiving plate, an extension plate, an orientation screw and a fastening nut; the extension plate is arranged on the sound insulation strip, the bearing plate is arranged on the positioning frame plate, and the directional screw rod is arranged on the bearing plate; the directional screw rod penetrates through the extension plate, and the fastening nut is connected to the directional screw rod in a threaded mode.
By adopting the technical scheme, after the bearing plate is propped against the extension plate, the directional screw rod passes through the extension plate, and at the moment, the phenomenon of large-amplitude loose and shaking and deviation between the bearing plate and the extension plate are difficult to occur; the fastening nut is screwed on the directional screw rod, so that the extension plate and the bearing plate are fixedly connected into a whole, and further the connection stability of the sound insulation strip to the positioning frame plate is improved.
In a specific implementation mode, the positioning frame plate is rotatably provided with a limiting ring plate, and the limiting ring plate is simultaneously abutted against the positioning frame plate and the sound insulation strip; one end of the limiting ring plate is provided with a abdicating plane for enabling the limiting ring plate to be separated from the sound insulation strip.
Through adopting above-mentioned technical scheme, spacing ring board butt location deckle board and sound insulation strip simultaneously makes the location deckle board be located on the location deckle board and be difficult to appear loosening and shake the phenomenon of moving, and then helps improving the stability of application of sound insulation strip on the location deckle board.
In a second aspect, the present application further provides a method for installing and constructing a wavy sound barrier, which includes the following construction steps:
and (3) mounting a sound insulation plate: a sound insulation plate is correspondingly embedded into a mounting cavity, and is positioned in the side wall of the mounting cavity through a connecting piece for standby;
and (3) positioning frame plate installation: all positioning frame plates are sequentially placed on two sides of a road, and a certain gap is reserved between every two adjacent positioning frame plates for standby;
and (3) installing a sound insulation strip: aligning the sound insulation strips with gaps between adjacent positioning frame plates, and enabling one sound insulation strip to be connected with two adjacent positioning frame plates simultaneously through a plugging channel; the sound insulation strip and the positioning frame plate are connected through the fixing piece, so that the noise reduction performance of the connecting part of the adjacent positioning frame plates is improved.
Through adopting above-mentioned technical scheme, constructor can be quick, the efficient with the sound insulation board install on the location framed panel to make adjacent location framed panel connect for stable sound barrier, and then effectively ensured the noise reduction effect of sound barrier.
In summary, the present application has the following beneficial technical effects:
1. the sound insulation board reduces the phenomenon that noise passes through the positioning frame board to be further transmitted through the sound insulation performance of the sound insulation board, and ensures the noise reduction performance of the sound barrier; the connecting piece is used for installing the sound insulation plate in the installation cavity, so that the position stability and the application stability of the sound insulation plate on the positioning frame plate are ensured; the sound insulation strips are connected with the adjacent positioning frame plates, so that the connection gaps between the adjacent positioning frame plates are reduced, the phenomenon that noise passes through the sound barrier is further reduced through the sound insulation performance of the sound insulation strips, and the noise reduction performance of the sound barrier is effectively ensured;
2. when the sound waves of noise impact the sound insulation plate and generate impact acting force, the sound insulation plate is stressed and then pushes the compression spring to compress and deform; at this time, the sound insulation board reduces the sound wave propagation intensity of noise through the displacement of the sound insulation board, is favorable for reducing the phenomenon that the noise drives the peripheral equipment to resonate, further slows down the impact strength of the noise to the equipment and shortens the propagation distance of the noise, reduces the material loss of the equipment, achieves the effects of energy conservation and environmental protection, and improves the noise reduction performance of the sound barrier.
Drawings
FIG. 1 is a schematic illustration of a wave-shaped sound barrier according to an embodiment of the present application;
FIG. 2 is an exploded schematic view of the connection of the baffle and the positioning frame plate in an embodiment of the present application;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
FIG. 4 is a schematic diagram of a positioning frame plate and a connecting plate for embodying the positional relationship in an embodiment of the present application;
FIG. 5 is a schematic diagram of an embodiment of the present application for embodying a connection mechanism;
fig. 6 is an exploded view of the connection of the spacer bars and the positioning frame plates in an embodiment of the present application.
Reference numerals illustrate:
1. a noise reduction device; 11. positioning a frame plate; 111. installing a cavity; 112. a settling tank; 12. a sound insulation board; 2. a beam converging device; 21. a sound insulation strip; 211. a plugging channel; 22. a fixing member; 3. a connecting piece; 4. a movable part; 41. a damping member; 42. a compression spring; 43. a magnetic plate; 5. a limit part; 51. a connecting plate; 511. an abutment groove; 52. presetting a barrel; 53. a clamping bolt; 6. a connecting mechanism; 61. a bottom support plate; 62. a side support plate; 63. a connecting bolt; 7. a positioning piece; 71. a receiving plate; 72. an extension plate; 73. a directional screw rod; 74. a fastening nut; 8. a limiting ring plate; 81. and (5) yielding a plane.
Detailed Description
The embodiment of the application discloses a wave-shaped sound barrier.
The present application is described in further detail below in conjunction with figures 1-6.
Referring to fig. 1, the wavy sound barrier includes a noise reduction device 1 and a beam converging device 2. The number of the noise reduction devices 1 is multiple, each noise reduction device 1 is an independent noise reduction and isolation unit, and adjacent noise reduction devices 1 are connected through a beam-converging device 2. The noise reduction device 1 connected through the beam converging device 2 effectively reduces the connecting gap of the sound barrier, further reduces the phenomenon of noise passing, and improves the noise reduction performance of the sound barrier.
Referring to fig. 2, each noise reduction device 1 includes a positioning frame plate 11 and a plurality of sound insulation plates 12, and in this embodiment, the positioning frame plate 11 is a solid steel plate and the sound insulation plates 12 are wavy sound insulation steel plates. One side of the positioning frame plate 11 is provided with a plurality of mounting cavities 111, and one sound insulation plate 12 can be correspondingly mounted in one mounting cavity 111.
Referring to fig. 2 and 3, the noise reducing device 1 further includes a connector 3, and the connector 3 is used to mount the sound insulation plate 12 in the mounting cavity 111. The connecting piece 3 comprises a movable part 4 and a limiting part 5, wherein the movable part 4 comprises a damping piece 41. In this embodiment, the damping member 41 is a flexible block made of sound absorbing cotton, and the damping member 41 is glued and fixed in the side wall of each mounting cavity 111. After the sound insulation plate 12 is propped into the inner cavity of the mounting cavity 111, the damping member 41 can be tightly matched between the sound insulation plate 12 and the positioning frame plate 11 through compression deformation of the sound insulation plate 12, so that the damping performance of the sound insulation plate 12 on the positioning frame plate 11 is improved.
Referring to fig. 2 and 3, the limiting portion 5 includes a connection plate 51, a preset cylinder 52, and a clamping bolt 53, wherein the connection plate 51 is an iron plate, and the connection plate 51 is welded to opposite side walls of the sound insulation plate 12. The positioning frame plate 11 is respectively provided with a settling tank 112 for the connection plate 51 to be propped in on two opposite sides of each mounting cavity 111, and the connection plate 51 propped in the settling tank 112 can slide in the settling tank 112.
Referring to fig. 3, the preset cylinder 52 is welded in the side wall of the settling tank 112 in the horizontal direction, the connection plate 51 is sleeved on the outer edge wall of the preset cylinder 52, and the connection plate 51 can be displaced in the extending direction of the preset cylinder 52. The rod body of the clamping bolt 53 is in threaded connection with the preset cylinder 52, and the outer diameter of the end of the clamping bolt 53 is larger than that of the preset cylinder 52, so that the phenomenon that the connecting plate 51 is separated from the preset cylinder 52 is reduced.
Referring to fig. 3, in order to enhance the noise reduction effect of the sound insulation plate 12, the movable portion 4 further includes a compression spring 42 and a magnetic plate 43. In the present embodiment, the magnetic plate 43 is made of a magnet. The magnetic plate 43 and the compression spring 42 are both sleeved on the peripheral wall of the preset cylinder 52, one end of the compression spring 42 is welded with the magnetic plate 43, and the other end is welded in the side wall of the sedimentation tank 112.
Referring to fig. 3 and 4, the side wall of the connection plate 51 facing the magnetic plate 43 is provided with an abutment groove 511, and the inner diameter size of the abutment groove 511 is adapted to the outer circumferential size of the magnetic plate 43. After the magnetic plate 43 is abutted against the abutment groove 511, the abutted magnetic plate 43 magnetically attracts the connection plate 51. When the noise is conducted to the sound insulation plate 12, part of the noise is blocked by the sound insulation plate 12 and is difficult to pass through the sound insulation plate 12, and part of the noise passes through the sound insulation plate 12, at the moment, the compression spring 42 is compressed and deformed after being stressed, so that the cushioning member 41 is forced to compress and absorb the noise passing through the sound insulation plate 12, the phenomenon that the noise is further transmitted outwards is further reduced, and the noise reduction effect of the sound barrier is improved.
Referring to fig. 3, after the sound insulation plates 12 are installed in all the installation cavities 111 of the positioning frame plates 11, a constructor can install the positioning frame plates 11 on both sides of a road, adjacent positioning frame plates 11 are connected through the beam converging device 2, and all the connected positioning frame plates 11 jointly form a sound barrier.
Referring to fig. 5, in order to secure the mounting stability of the positioning frame plate 11 on the road, the noise reduction device 1 further includes a connection mechanism 6, and the connection mechanism 6 includes a bottom stay 61, a side stay 62, and a connection bolt 63. The bottom support plate 61 is welded to one side of the positioning frame plate 11 in the horizontal direction, and the bottom support plate 61 is located at one side of the positioning frame plate 11 away from the road center, so as to reduce the influence on the road pedestrians and vehicles. The connecting bolts 63 are used for fixing the bottom support plate 61 on the ground, so as to ensure the position stability and the application stability of the positioning frame plate 11 on the ground.
Referring to fig. 5, the side support plate 62 is welded between the bottom support plate 61 and the positioning frame plate 11 in an inclined manner, and in this embodiment, the side support plate 62, the positioning frame plate 11 and the bottom support plate 61 together form a stable triangle structure to further improve the application stability of the positioning frame plate 11 on the road.
Referring to fig. 5 and 6, the beam converging device 2 includes a soundproof strip 21. In this embodiment, the sound insulation strip 21 is made of sound absorbing steel strips, and the opposite sides of the sound insulation strip 21 are respectively provided with insertion channels 211, and the insertion channels 211 extend along the length direction of the sound insulation strip 21. Adjacent two positioning frame plates 11 respectively prop into the inserting channels 211 on two opposite sides of the sound insulation strip 21, at this time, the bottom wall of the sound insulation strip 21 props against the top wall of the bottom supporting plate 61, and the sound insulation strip 21 is simultaneously connected with the two positioning frame plates 11, so that the connection gap between the adjacent two positioning frame plates 11 is reduced, and the sound absorption and noise reduction performances of the two positioning frame plates 11 after connection are improved.
Referring to fig. 6, in order to enhance the connection strength of the soundproof bar 21 to the positioning frame plate 11, the beam-converging device 2 further includes a positioning member 7, and in this embodiment, the positioning member 7 is disposed on a side of the soundproof bar 21 away from the bottom support plate 61. The positioning member 7 includes a receiving plate 71, an extension plate 72, an orientation screw 73, and a fastening nut 74, wherein the extension plate 72 is welded to the soundproof strip 21 in the horizontal direction. The receiving plate 71 is welded to the side wall of the positioning frame plate 11 remote from the bottom support plate 61 in the horizontal direction, and the top wall of the receiving plate 71 is coplanar with the top wall of the bottom support plate 61. The directional screw rod 73 is welded on the top wall of the bearing plate 71 along the vertical direction, after the extending plate 72 abuts against the bearing plate 71, the directional screw rod 73 penetrates through the extending plate 72, and a constructor screws the fastening nut 74 on the directional screw rod 73 in a threaded manner, so that the extending plate 72 is fixed on the bearing plate 71, and the connection strength of the sound insulation strip 21 on the positioning frame plate 11 is improved.
Referring to fig. 1, in order to reduce the occurrence of loosening and biasing of the end of the soundproof bar 21 away from the bottom support plate 61, the top wall of the positioning frame plate 11 is rotatably provided with a stop ring plate 8 by a pin, and the stop ring plate 8 abuts against the positioning frame plate 11 and the soundproof bar 21 at the same time to define the position of the soundproof bar 21. One end of the limiting ring plate 8 is also provided with a yielding plane 81, and the yielding plane 81 enables the limiting ring plate 8 to be positioned on the positioning frame plate 11, so that the sound insulation strip 21 can be conveniently pulled and slid on the positioning frame plate 11.
Referring to fig. 1, in order to ensure the stability of the application of the soundproof strip 21 on the positioning frame plate 11, the beam-shrinking device 2 further comprises a fixing member 22. In this embodiment, the fixing member 22 is a bolt, and the fixing member 22 is used for fixedly connecting the sound insulation strip 21 and the positioning frame plate 11, so as to ensure the connection strength of the sound insulation strip 21 and the positioning frame plate 11.
The implementation principle of the wavy sound barrier in the embodiment of the application is as follows: when the noise propagates to the sound insulation plate 12, part of the noise is blocked by the sound insulation plate 12, so that the phenomenon that the noise propagates further is reduced, and the noise reduction performance of the sound barrier is ensured. Under the continuous impact of noise on the sound insulation board 12, the sound insulation board 12 is stressed to push the compression springs 42 to compress and deform, so that the impact strength of the noise is reduced through the displacement of the sound insulation board 12, and the further transmission of the noise is slowed down. Noise passing through the sound insulation board 12 is absorbed by the cushioning member 41, and the noise reduction performance of the sound barrier is further ensured.
The sound insulation strips 21 form sound insulation strips between the adjacent positioning frame plates 11 so as to reduce the phenomenon that noise passes through the connection part of the sound barrier, further effectively reduce the further transmission of the noise and ensure the noise reduction performance of the sound barrier and the energy-saving and environment-friendly performance of equipment.
The embodiment of the application also discloses a mounting construction method of the wavy sound barrier, which comprises the following construction steps:
And (3) mounting a positioning frame plate 11: all positioning frame plates 11 are sequentially placed on two sides of a road, and a certain gap is reserved between every two adjacent positioning frame plates 11 for standby.
The soundproof strip 21 is installed: the sound insulation strips 21 are aligned with the gaps between the adjacent positioning frame plates 11, and one sound insulation strip 21 is connected with the adjacent two positioning frame plates 11 through the plugging channels 211. The sound insulation strip 21 and the positioning frame plates 11 are connected through the fixing piece 22, so that the noise reduction performance of the connecting part of the adjacent positioning frame plates 11 is improved.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (4)
1. A wave-shaped sound barrier characterized by: the sound barrier comprises a plurality of noise reduction devices (1) and a beam converging device (2) used for connecting adjacent noise reduction devices (1); each noise reduction device (1) comprises a positioning frame plate (11), a connecting piece (3) and a plurality of sound insulation plates (12), wherein a plurality of mounting cavities (111) are formed in the positioning frame plate (11), one sound insulation plate (12) is mounted in one mounting cavity (111) through one connecting piece (3), and the sound insulation plates (12) are wave-shaped; the beam converging device (2) comprises a sound insulation strip (21) and a fixing piece (22), wherein the opposite side walls of the sound insulation strip (21) are respectively provided with a plugging channel (211) for a positioning frame plate (11) to prop in, and the fixing piece (22) is used for fixedly connecting the positioning frame plate (11) and the sound insulation strip (21); the connecting piece (3) comprises a movable part (4) and a limiting part (5), and the movable part (4) comprises a compression spring (42); the limiting part (5) comprises a connecting plate (51), a preset cylinder (52) and a clamping bolt (53); the connecting plates (51) are arranged on two opposite side walls of the sound insulation plate (12), and settling tanks (112) for the connecting plates (51) to prop in and slide are arranged on two opposite side walls of each mounting cavity (111) of the positioning frame plate (11); the preset cylinder (52) and the compression spring (42) are arranged in the side wall of the sedimentation tank (112), and the compression spring (42) is sleeved on the peripheral wall of the preset cylinder (52); the connecting plate (51) is sleeved on the preset cylinder (52), and the clamping bolt (53) is in threaded connection with the inner wall of one end, close to the connecting plate (51), of the preset cylinder (52); the movable part (4) further comprises a damping member (41), the damping member (41) is arranged in the side wall of the mounting cavity (111), the damping member (41) is a flexible block body made of sound-absorbing cotton, and the damping member (41) is tightly matched between the sound insulation plate (12) and the positioning frame plate (11) so as to improve the damping performance of the sound insulation plate (12) on the positioning frame plate (11); the movable part (4) further comprises a magnetic plate (43); the magnetic plate (43) is sleeved on the preset cylinder (52), the magnetic plate (43) is connected with the compression spring (42), and the magnetic plate (43) which is abutted against the magnetic plate is magnetically attracted with the connecting plate (51); the beam converging device (2) further comprises a positioning piece (7), wherein the positioning piece (7) comprises a bearing plate (71), an extension plate (72), a directional screw rod (73) and a fastening nut (74); the extension plate (72) is arranged on the sound insulation strip (21), the bearing plate (71) is arranged on the positioning frame plate (11), and the directional screw rod (73) is arranged on the bearing plate (71); the directional screw rod (73) is arranged on the extending plate (72) in a penetrating mode, and the fastening nut (74) is connected to the directional screw rod (73) in a threaded mode; the positioning frame plate (11) is rotatably provided with a limiting ring plate (8), and the limiting ring plate (8) is simultaneously abutted against the positioning frame plate (11) and the sound insulation strip (21); one end of the limiting ring plate (8) is provided with a yielding plane (81) for enabling the limiting ring plate (8) to be separated from the sound insulation strip (21).
2. The wavy sound barrier of claim 1, wherein: the connection plate (51) is provided with an abutment groove (511) for defining the position of the magnetic plate (43).
3. The wavy sound barrier of claim 1, wherein: the noise reduction device (1) further comprises a connecting mechanism (6), the connecting mechanism (6) comprises a bottom supporting plate (61), a side supporting plate (62) and connecting bolts (63), the bottom supporting plate (61) is arranged on the positioning frame plate (11), the side supporting plate (62) is obliquely arranged between the bottom supporting plate (61) and the positioning frame plate (11), and the connecting bolts (63) are used for fixing the bottom supporting plate (61) on a road where the positioning frame plate (11) is located.
4. A method of installing and constructing a wave-shaped sound barrier according to any one of claims 1 to 3, wherein: the construction method comprises the following construction steps:
and (3) mounting a sound insulation plate: a sound insulation plate (12) is correspondingly embedded into a mounting cavity (111), and the sound insulation plate (12) is positioned in the side wall of the mounting cavity (111) through a connecting piece (3) for standby;
and (3) positioning frame plate installation: all positioning frame plates (11) are sequentially placed on two sides of a road, and a certain gap is reserved between every two adjacent positioning frame plates (11) for standby;
and (3) installing a sound insulation strip: aligning the sound insulation strips (21) with gaps between adjacent positioning frame plates (11), and enabling one sound insulation strip (21) to be connected with two adjacent positioning frame plates (11) simultaneously through the inserting channels (211); the sound insulation strips (21) and the positioning frame plates (11) are connected through the fixing pieces (22), so that the noise reduction performance of the connecting parts of the adjacent positioning frame plates (11) is improved.
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| CN202210680104.6A CN114855661B (en) | 2022-06-16 | 2022-06-16 | Wave-shaped sound barrier and installation and construction method thereof |
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| CN202210680104.6A CN114855661B (en) | 2022-06-16 | 2022-06-16 | Wave-shaped sound barrier and installation and construction method thereof |
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| CN114855661B true CN114855661B (en) | 2023-05-02 |
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| JP2003129430A (en) * | 2001-10-29 | 2003-05-08 | Unipres Corp | Fixing metal fitting for plate end |
| CN210262778U (en) * | 2019-05-06 | 2020-04-07 | 江苏鑫瑞交通建设集团有限公司 | Urban sound barrier with high sound insulation effect |
| CN211171680U (en) * | 2019-05-29 | 2020-08-04 | 西藏中驰集团股份有限公司 | Steel structure for fixing sound barrier unit plate |
| CN211772980U (en) * | 2020-03-06 | 2020-10-27 | 窦勇 | Civil engineering bridge construction is with making an uproar protective screen that falls |
| CN212505918U (en) * | 2020-06-02 | 2021-02-09 | 上海士捷机械制造启东有限公司 | Combined environment-friendly sound barrier convenient to disassemble and sound insulation board thereof |
| CN216615550U (en) * | 2021-09-25 | 2022-05-27 | 刘金秋 | Sound insulation board for highway building construction |
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| CN206495146U (en) * | 2016-12-28 | 2017-09-15 | 常州亮宇聚氨酯科技有限公司 | A kind of gobo |
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