CN216617045U - Closed noise reduction structure for viaduct - Google Patents
Closed noise reduction structure for viaduct Download PDFInfo
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- CN216617045U CN216617045U CN202123391301.6U CN202123391301U CN216617045U CN 216617045 U CN216617045 U CN 216617045U CN 202123391301 U CN202123391301 U CN 202123391301U CN 216617045 U CN216617045 U CN 216617045U
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Abstract
The application relates to the technical field of the structure of making an uproar falls, especially relates to a closed structure of making an uproar falls for overpass, and it includes: the noise reduction shed is arranged at the top of the viaduct parking lot and attached to the sound insulation assembly on the surface of the noise reduction shed, the sound insulation assembly comprises an upper noise reduction layer and a lower noise reduction layer which are both located above the viaduct parking lot, the upper noise reduction layer is laid at the top of the noise reduction shed, the lower noise reduction layer is laid at the bottom of the noise reduction shed, and a sound insulation cavity is formed between the upper noise reduction layer and the lower noise reduction layer. The noise reduction shed is arranged at the top of the viaduct parking lot, passing vehicles or vehicles temporarily parked in the viaduct parking lot can be protected, noise generated inside the viaduct parking lot can be reduced through the lower noise reduction layer, the sound insulation cavity can delay the transmission of the noise, and then the effect of attenuating the sound is achieved. This application has the noise reduction, and then weakens the noise influence people and uses the effect that the overpass parking area used.
Description
Technical Field
The application relates to the technical field of noise reduction structures, in particular to a closed noise reduction structure for a viaduct.
Background
With the rapid increase of urban population, vehicles are increasing, and sometimes viaducts need to be built to relieve traffic jam and traffic jam.
At present, for the convenience of temporarily parking vehicles, sometimes a parking lot is arranged on a viaduct, and a corresponding vertical lifting device is arranged to facilitate getting in and out of the parking lot. The existing viaduct sometimes has a parking lot which is completely exposed in the environment, vehicles are bombed, and the generated noise easily influences the use of the viaduct parking lot by people, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
In order to reduce noise influence people and use overpass parking area, the application provides a structure of making an uproar falls in closed for overpass.
The application provides a closed structure of making an uproar that falls for overpass adopts following technical scheme:
an enclosed noise reducing structure for a viaduct, comprising:
noise reduction shed arranged at top of viaduct parking lot and sound insulation assembly attached to surface of noise reduction shed
The noise insulation assembly comprises an upper noise reduction layer and a lower noise reduction layer which are both located above the viaduct parking lot, the upper noise reduction layer is laid on the top of the noise reduction shed, the lower noise reduction layer is laid on the bottom of the noise reduction shed, and a noise insulation cavity is formed between the upper noise reduction layer and the lower noise reduction layer.
Through adopting above-mentioned technical scheme, fall the canopy of making an uproar at overpass parking area top setting, can protect in the overpass parking area to current vehicle or temporary parking, reduce the wind and shine to and fall the layer of making an uproar and weaken external noise to user's influence on the cooperation. And the noise that the viaduct parking area inside produced then can be through falling the layer of making an uproar down and fall the processing of making an uproar, weakens the noise that inside produced and lasts to influence the user and use, and the sound insulation chamber then can delay the transmission of noise, and then realizes the effect of decay sound to finally make this scheme have the noise reduction, and then weaken the noise and influence the effect that people used the viaduct parking area.
Optionally, a waterproof layer is laid on one side of the upper noise reduction layer, which is away from the noise reduction shed.
Through adopting above-mentioned technical scheme, the waterproof layer can protect the layer of making an uproar on the one hand, and on the other hand can block that the gap that the rainwater produced through installing the layer of making an uproar gets into the sound insulation chamber on.
Optionally, the noise reduction shed comprises an upright post and a truss, the truss is arranged above the viaduct parking lot through the upright post, and the truss is triangular;
the sound insulation assembly further comprises a sound absorption piece positioned in the sound insulation cavity, the shape of the sound absorption piece is matched with that of the truss, and the sound absorption piece is arranged on the truss.
Through adopting above-mentioned technical scheme, truss and stand have the supporting role to the subassembly that gives sound insulation, conveniently mat formation and inhale the sound piece, realize weakening the noise that the overpass parking area is inside to be produced, improve the use in overpass parking area.
Optionally, inhale the sound piece including place the V template in the truss place in the V template with inhale the sound piece, inhale the sound piece top and seted up a plurality of last sound absorption grooves.
Through adopting above-mentioned technical scheme, the truss of triangle-shaped has good clamping ability to the V template, and inhales the sound groove on the sound piece top is seted up and can effectively block or delay the transmission of sound to the effect of the sound of making an uproar is inhaled in the realization.
Optionally, a plurality of lower sound absorbing holes are formed in the bottom of the sound absorbing block.
Through adopting above-mentioned technical scheme, it is limited that the noise that lower sound absorbing hole can effectively block the inside production of overpass parking area outwards diffuses, influences inside use in turn, and lower sound absorbing hole can effectively delay the sound transmission.
Optionally, the sound absorption block is provided with a horizontal hole, the horizontal hole is located between the upper sound absorption groove and the lower sound absorption hole, and the horizontal hole is filled with sound absorption cotton.
Through adopting above-mentioned technical scheme, inhale the sound cotton and be an environment-friendly artificial inorganic fiber, have good noise reduction effect, the quality of inhaling sound piece itself is mainly alleviateed in seting up of horizontal hole, reduces the truss load and conveniently inhales the cotton installation of sound, inhales the sound cotton and can carry out the active absorption to the sound that pierces through to the parking area inside from the external world, also can pierce through to the sound of giving sound insulation the intracavity to inside and carry out the active absorption, noise reduction effect is good.
Optionally, the stand has a plurality ofly, along overpass parking area length direction and adjacent two install sound insulation glass between the stand.
Through adopting above-mentioned technical scheme, install the sound insulating glass between the stand that sets up along overpass parking area length direction, can effectively block external noise and get into the overpass parking area.
Optionally, one side of the sound-proof glass, which faces away from the sound-proof cavity, is a convex surface.
Through adopting above-mentioned technical scheme, because of soundproof glass deviates from one side in sound insulation chamber for the convex surface, can prolong the route that the noise straight line propagated on the one hand, on the other hand can make the noise in refraction process extension penetration path, further to the noise reduction processing.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the noise reduction shed is arranged at the top of the viaduct parking lot, so that passing vehicles or temporary parking in the viaduct parking lot can be protected, noise generated in the viaduct parking lot can be subjected to noise reduction treatment through the lower noise reduction layer, the sound insulation cavity can delay the transmission of the noise, and the effect of attenuating the sound is further achieved;
2. the triangular truss has good clamping capacity on the V-shaped plate, and the upper sound absorption groove formed in the top of the sound absorption block can effectively block or delay sound transmission so as to achieve the effects of noise reduction and sound absorption;
the 3 horizontal holes are mainly formed to reduce the quality of the sound absorption block, reduce the load of the truss and facilitate the installation of the sound absorption cotton, and the sound absorption cotton can effectively absorb the sound penetrating from the outside to the inside of the parking lot.
Drawings
FIG. 1 is a schematic structural diagram of a viaduct parking lot, a noise reduction shed and a part of sound insulation components in an embodiment of the present application;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1;
FIG. 3 is a schematic structural diagram showing a V-shaped plate and sound-absorbing cotton in an embodiment of the present application;
fig. 4 is a schematic structural view showing a pillar and a soundproof glass according to an embodiment of the present application.
Description of reference numerals: 1. a viaduct parking lot; 2. a noise reduction shed; 21. a column; 22. a truss; 23. a triangular cavity; 24. mounting grooves; 25. a rubber layer; 3. an upper noise reduction layer; 4. a lower noise reduction layer; 5. a waterproof layer; 6. a sound-insulating chamber; 7. a sound absorbing member; 71. a V-shaped plate; 72. a sound absorbing block; 73. an upper sound absorption groove; 74. a lower sound absorption hole; 75. a horizontal slot; 76. sound-absorbing cotton; 8. sound insulating glass.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a closed structure of making an uproar that falls for overpass, refer to fig. 1, fig. 2, establish at 1 tops in overpass parking area, it is including falling canopy 2 and the subassembly that gives sound insulation of making an uproar, fall 2 bottoms fixed connection of canopy of making an uproar in the guardrail portion of 1 avris in overpass parking area, it is located the top in overpass parking area 1 to fall 2 tops of canopy of making an uproar, the subassembly that gives sound insulation is installed on the canopy 2 of making an uproar that makes an uproar, under the subassembly effect that gives sound insulation, effectively fall the noise reduction to the noise of 1 inside productions in overpass parking area, and fall the noise that produces to external environment and make an uproar and handle, finally realize improving the effect of using overpass parking area 1.
The noise reduction shed 2 comprises a plurality of stand columns 21 and a plurality of trusses 22, the length direction of the viaduct parking lot 1 is consistent with that of a viaduct, and the stand columns 21 are arranged on two sides of the viaduct parking lot 1 respectively in sequence along the length direction of the viaduct parking lot 1. The bottom end of the upright post 21 is fixedly connected with the side guardrail part of the viaduct parking lot 1, and the top end of the upright post 21 is fixedly connected with the truss 22.
The sound insulation assembly comprises an upper noise reduction layer 3 and a lower noise reduction layer 4, a sound insulation cavity 6 is formed between the upper noise reduction layer 3 and the lower noise reduction layer 4, the truss 22 is located in the sound insulation cavity 6, the sound insulation cavity 6 can prolong a sound transmission path, and then interaction of noise inside and outside the viaduct parking lot 1 is delayed and weakened. The upper noise reduction layer 3 and the lower noise reduction layer 4 are made of the same material and are graphite polystyrene sound insulation boards, and the graphite polystyrene sound insulation boards have a good sound insulation function. The graphite polystyrene heat-insulation sound-insulation boards are glued and fixed at the bottom of the truss 22 to form a lower noise-reduction layer 4, and the graphite polystyrene heat-insulation sound-insulation boards are glued and fixed at the top of the truss 22 to form an upper noise-reduction layer 3.
The truss 22 is in a triangular frame shape, a triangular cavity 23 is formed by the truss 22 and the upper noise reduction layer 3 in a surrounding mode, the triangular cavity 23 extends towards the length direction of the viaduct parking lot 1, and the triangular cavity 23 is provided with a plurality of triangular cavities 23 which are connected end to end along the width direction of the viaduct parking lot 1.
With reference to fig. 2 and 3, the sound insulation assembly further comprises a sound absorption member 7 sequentially arranged in any one of the triangular cavities 23, the sound absorption member 7 comprises a V-shaped plate 71 and a sound absorption block 72, the V-shaped plate 71 is clamped and fixed stably through the support of the inner wall of the triangular cavity 23, and convenient assembly or disassembly is achieved. The V-shaped plate 71 is internally provided with a cavity, so that the dead weight of the V-shaped plate 71 can be reduced, the blocking penetration of the V-shaped plate 71 to sound can be improved, and the sound insulation and noise reduction effects of the V-shaped plate 71 are improved. Inhale sound piece 72 both sides wall and V-arrangement board 71 inner wall and suit, and then inhale sound piece 72 and be blocked at V-arrangement board 71 inner wall, inhale sound piece 72 top for suiting with the 23 roof shape in triangle chamber, can offset with the 23 roof in triangle chamber, and then share the load to truss 22, improve truss 22's stability to and improve the length of sound piece 72 along 1 width direction in overpass parking area, and then improve sound piece 72's application range.
Inhale sound piece 72 and be the trapezoidal form of falling equilateral, inhale sound groove 73 on having seted up along its length direction or width direction at sound piece 72 top, go up to inhale sound groove 73 and have a plurality of and evenly distributed, set up a plurality of noise that go up to inhale sound groove 73 and help blockking in the external environment and pierce through to give sound insulation in the chamber 6. Inhale sound piece 72 and seted up the horizontal hole along its length direction, the sound piece 72 is inhaled not all run through at the horizontal hole both ends, and the horizontal hole both sides all run through and inhale sound piece 72, and inhale sound piece 72 bottom and seted up down along self length direction or width direction and inhale sound hole 74, inhale sound hole 74 down and have a plurality of and evenly distributed, inhale sound hole 74 intercommunication horizontal hole down. The sound absorption cotton 76 is embedded in the horizontal hole. The sound absorbing cotton 76 is made of artificial inorganic fiber and has a good sound absorbing function, the sound absorbing cotton 76 can effectively absorb noise trying to penetrate through the sound absorbing block 72, and the lower sound absorbing hole 74 can reduce the refraction reaction of the noise generated inside the viaduct parking lot 1, so that the noise is directly guided to the sound absorbing cotton 76 for the sound absorbing cotton 76 to absorb.
Combine fig. 1 and fig. 4, set up installation sound-proof glass 8 between two adjacent stands 21 along 1 length direction in viaduct parking area, sound-proof glass 8 can adopt double-deck sound-proof glass 8, and one side that sound-proof glass 8 deviates from the sound absorbing wall simultaneously is the convex surface, and the convex surface can improve noise refraction among the external environment and penetrate into viaduct parking area 1, improves the noise among the external environment and to viaduct parking area 1's in service behavior. Mounting groove 24 has been seted up respectively to two adjacent stand 21 relative one sides, the embedded rubber layer 25 that is equipped with of mounting groove 24, rubber layer 25 is the rubber of channel-section steel form, and 8 extrusion seal of sound insulation glass inlays and establishes into two adjacent mounting grooves 24, not only can improve the stability of sound insulation glass 8, can also improve the gas tightness of junction to realize that noise circumference among the external environment transmits to viaduct parking area 1, improve viaduct parking area 1 inside and use.
The implementation principle of the embodiment of the application is as follows:
through settle V type board 71 in the triangle chamber 23 that forms between truss 22 and the upper noise reduction layer 3 to and set up in the V type board 71 and inhale sound piece 72, and then realize handling and blockking the external noise and pierce through internal noise, and set up that double-deck sound-proof glass 8 transmits the blockking to overpass parking area 1 to noise circumference in the external environment, finally reach the treatment effect of making an uproar falls in overpass parking area 1
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a structure of making an uproar falls in closed for overpass which characterized in that: it includes:
noise reduction shed (2) arranged at top of viaduct parking lot (1) and sound insulation component attached to surface of noise reduction shed (2)
The noise insulation assembly comprises an upper noise reduction layer (3) and a lower noise reduction layer (4) which are located above a viaduct parking lot (1), the upper noise reduction layer (3) is laid at the top of the noise reduction shed (2), the lower noise reduction layer (4) is laid at the bottom of the noise reduction shed (2), and a noise insulation cavity (6) is formed between the upper noise reduction layer (3) and the lower noise reduction layer (4).
2. The enclosed noise reduction structure for viaducts as defined in claim 1, wherein:
waterproof layers (5) are laid on one sides of the upper noise reduction layers (3) which are far away from the noise reduction shed.
3. The enclosed noise reduction structure for viaducts as defined in claim 1, wherein:
the noise reduction shed (2) comprises upright columns (21) and trusses (22), wherein the trusses (22) are arranged above the viaduct parking lot (1) through the upright columns (21), and the trusses (22) are triangular;
the sound insulation assembly further comprises a sound absorption piece (7) located in the sound insulation cavity (6), wherein the shape of the sound absorption piece (7) is matched with that of the truss (22), and the sound absorption piece is arranged on the truss (22).
4. The enclosed noise reduction structure for viaducts as defined in claim 3, wherein:
inhale sound spare (7) including place V template (71) in truss (22) place in V template (71) with inhale sound piece (72), inhale sound piece (72) top and seted up a plurality of upper sound absorption grooves (73).
5. The enclosed noise reduction structure for viaducts as claimed in claim 4, wherein:
and a plurality of lower sound absorption holes (74) are formed in the bottom of the sound absorption block (72).
6. The enclosed noise reduction structure for viaducts as defined in claim 5, wherein:
the sound absorption block (72) is provided with a horizontal hole, the horizontal hole is positioned between the upper sound absorption groove (73) and the lower sound absorption hole (74), and sound absorption cotton (76) is filled in the horizontal hole.
7. The enclosed noise reduction structure for viaducts as defined in claim 3, wherein: the viaduct parking lot is characterized in that the upright columns (21) are multiple, and sound insulation glass (8) is installed between every two adjacent upright columns (21) along the length direction of the viaduct parking lot (1).
8. The enclosed noise reduction structure for viaducts of claim 7, wherein: and one side of the sound insulation glass (8) departing from the sound insulation cavity (6) is a convex surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123391301.6U CN216617045U (en) | 2021-12-29 | 2021-12-29 | Closed noise reduction structure for viaduct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123391301.6U CN216617045U (en) | 2021-12-29 | 2021-12-29 | Closed noise reduction structure for viaduct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216617045U true CN216617045U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123391301.6U Active CN216617045U (en) | 2021-12-29 | 2021-12-29 | Closed noise reduction structure for viaduct |
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|---|---|
| CN (1) | CN216617045U (en) |
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2021
- 2021-12-29 CN CN202123391301.6U patent/CN216617045U/en active Active
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