CN211368462U - Damping sound barrier - Google Patents
Damping sound barrier Download PDFInfo
- Publication number
- CN211368462U CN211368462U CN201922230327.9U CN201922230327U CN211368462U CN 211368462 U CN211368462 U CN 211368462U CN 201922230327 U CN201922230327 U CN 201922230327U CN 211368462 U CN211368462 U CN 211368462U
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- panel
- plate
- honeycomb
- board
- honeycomb panel
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- 238000013016 damping Methods 0.000 title claims abstract description 40
- 230000004888 barrier function Effects 0.000 title claims abstract description 29
- 230000001629 suppression Effects 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 9
- 239000002184 metal Substances 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 229920000642 polymer Polymers 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052602 gypsum Inorganic materials 0.000 claims description 3
- 239000010440 gypsum Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 description 7
- 239000002131 composite material Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 239000011358 absorbing material Substances 0.000 description 2
- 230000001413 cellular effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 229920005549 butyl rubber Polymers 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a damping sound barrier, it includes noise suppression board, honeycomb panel, perforated plate and damping plate, noise suppression board, honeycomb panel and perforated plate set gradually from a left side to the right side, the noise suppression board includes side board and top panel, and side board setting is in honeycomb panel one side, the top panel sets up outside the honeycomb panel top extends the honeycomb panel, the damping plate sets up between noise suppression board and honeycomb panel, side board and perforated plate one side are provided with the metal fixed strip respectively, the metal fixed strip passes through bolt spare and fixes together. The utility model discloses a set up the damping plate between noise suppression board and honeycomb panel, effectively reduce the vibration effect of product itself, improve product life, cooperate honeycomb panel and perforated plate structure to reduce the vibration noise that the operation of track traffic circuit brought jointly simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the sound barrier technique and specifically relates to a damping sound barrier is related to.
Background
The sound barrier is mainly used for sound insulation and noise reduction of highways, expressways, overhead composite roads and other noise sources. The sound insulation method is divided into a reflection type sound barrier for pure sound insulation and a composite type sound barrier for combining sound absorption and sound insulation, and the latter is a more effective sound insulation method. With the progress of society and the development of cities, the living standard of people is continuously improved, and urban traffic and inter-city traffic become the most closely related problems. Therefore, the reduction of the intrusion of noise to residents on two sides of a road becomes an important task in the current urban construction of China, the construction of a large number of highways and the traffic of urban light rails, intercity light rails and high-speed railways bring great convenience to the trip of people, but residents living near the highways, the light rails and the high-speed rails suffer from the influence of traffic noise. In order to improve the living environment of citizens, various sound absorption and insulation barriers are arranged on the two sides of a road and around the lines of light rails, high-speed rails and the like in related departments. The sound barrier that uses at present mostly with the sound insulation formula, the sound barrier sound absorption performance of this type of material is relatively poor, can not satisfy the requirement of making an uproar of falling of track circuit under many situations.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a damping sound barrier for reducing the noise generated during the operation of the track line.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a damping sound barrier, its includes noise suppression board, honeycomb panel, perforated plate and damping plate, noise suppression board, honeycomb panel and perforated plate set gradually from a left side to the right side, the noise suppression board includes side board and top panel, and the side board sets up in honeycomb panel one side, the top panel sets up in the honeycomb panel top and extends outside the honeycomb panel, the damping plate sets up between noise suppression board and honeycomb panel, side board and perforated plate one side are provided with the metal fixing strip respectively, the metal fixing strip passes through bolt spare and fixes together.
In one embodiment, the side panels and the top panel are combined to form an L-shaped configuration in cross section.
In one embodiment, the honeycomb plate is of a plastic honeycomb structure, and porous sound absorption materials are filled in the honeycomb plate.
In one embodiment, the perforated plate is an aluminum, gypsum, or stainless steel perforated plate configuration.
In one embodiment, the damping plate is disposed at an upper end of the honeycomb panel and below the top panel.
In one embodiment, the damping plate is disposed between the honeycomb panel and the side panel.
In one embodiment, the damping plate is made of a polymer damping material.
To sum up, the utility model relates to a damping sound barrier is through setting up the damping plate between noise suppression board and honeycomb panel, effectively reduces the vibration effect of product itself, improves product life, cooperates honeycomb panel and perforated plate structure to reduce the vibration noise that the operation of track traffic circuit brought jointly simultaneously.
Drawings
Fig. 1 is a schematic structural view of a damping sound barrier according to the present invention;
FIG. 2 is a structural cross-sectional view of the damping sound barrier of the present invention along the B-B direction;
fig. 3 is a structural sectional view of another embodiment of the damping sound barrier of the present invention along the direction B-B.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1 to 3, the utility model relates to a damping sound barrier is used for fixing on places such as ballast bed, bridge floor, communication cable slot protecting wall, the damping sound barrier includes noise suppression board 10, honeycomb panel 20, perforated plate 30 and damping plate 40, noise suppression board 10, honeycomb panel 20 and perforated plate 30 set gradually from a left side to the right side, noise suppression board 10 includes side board 11 and top panel 12, the cross-section that side board 11 and top panel 12 combination formed is the L shape structure, side board 11 sets up in honeycomb panel 20 one side, top panel 12 sets up in honeycomb panel 20 top and extends outside honeycomb panel 20, top panel 12 effectively promotes the suppression effect to the sound noise, top panel 12 can bend into different angles, radians etc. structure to satisfy the user state under the different conditions.
The honeycomb panel 20 is of a plastic honeycomb structure, and porous sound-absorbing materials are filled in the honeycomb panel 20 to form a high-noise-reduction sound-absorbing unit, so that noise caused by operation of a rail transit line is reduced better, wherein the porous sound-absorbing materials are of a foaming material structure such as melamine, and the honeycomb panel 20 can be manufactured and molded by heating and foaming in a microwave mode.
The perforated plate 30 is an aluminum perforated plate, a gypsum perforated plate or a stainless steel perforated plate, when a product is installed, the perforated plate 30 is matched and arranged on one side close to a track, noise caused by running of a track traffic line firstly passes through the perforated plate 30, then enters the honeycomb plate 20, and the noise caused by running of the track traffic line is greatly reduced through the honeycomb plate 20.
The damping plate 40 is arranged between the noise suppression plate 10 and the honeycomb plate 20, specifically, the damping plate 40 is arranged at the upper end of the honeycomb plate 20 and below the top panel 12, the damping plate is made of a polymer damping material and is used for suppressing the vibration of a product, prolonging the service life of the product and reducing the secondary structure noise generated by the vibration of the product structure caused by the operation of a rail transit line, wherein the damping plate can be made of a polymer damping material such as a PVC-based composite material, a butyl rubber composite material, an asphalt-based composite material and the like.
The side panel 11 and the perforated panel 30 are respectively provided with a metal fixing strip 50 on one side, the metal fixing strip 50 is fixed together through a bolt 60, and the bolt 60 penetrates through the side panel 11, the cellular board 20 and the perforated panel 30 to tightly attach the metal fixing strip 50, the side panel 11, the cellular board 20 and the perforated panel 30 together.
In one embodiment, the damping plate 40 may also be disposed between the honeycomb panel 20 and the side panel 11.
In one embodiment, two adjacent damping sound barriers are butted by a connecting piece 70, so that the damping sound barriers can be spliced together along the track direction.
To sum up, the utility model relates to a damping sound barrier is through setting up damping plate 40 between noise suppression board 10 and honeycomb panel 20, effectively reduces the vibration effect of product itself, improves product life, cooperates honeycomb panel 20 and perforated plate 30 structure to reduce the vibration noise that the operation of track traffic circuit brought jointly simultaneously.
The above-described embodiments are merely illustrative of several embodiments of the present invention, which are described in detail and specific, but not intended to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. A damped sound barrier, characterized by: including noise suppression board, honeycomb panel, perforated plate and damping plate, noise suppression board, honeycomb panel and perforated plate set gradually from a left side to the right side, the noise suppression board includes side board and top panel, and the side board sets up in honeycomb panel one side, the top panel sets up outside honeycomb panel top and extension honeycomb panel, the damping plate sets up between noise suppression board and honeycomb panel, side board and perforated plate one side are provided with the metal fixed strip respectively, the metal fixed strip passes through bolt spare and fixes together.
2. A damped sound barrier according to claim 1, wherein: the cross section that the combination of side panel and top panel formed is L shape structure.
3. A damped sound barrier according to claim 1, wherein: the honeycomb plate is of a plastic honeycomb structure, and porous sound absorption materials are filled in the honeycomb plate.
4. A damped sound barrier according to claim 1, wherein: the perforated plate is an aluminum perforated plate, a gypsum perforated plate or a stainless steel perforated plate.
5. A damped sound barrier according to claim 1, wherein: the damping plate is arranged at the upper end of the honeycomb plate and below the top panel.
6. A damped sound barrier according to claim 1, wherein: the damping plate is arranged between the honeycomb plate and the side panel.
7. A damped sound barrier according to claim 1, wherein: the damping plate is made of polymer damping materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922230327.9U CN211368462U (en) | 2019-12-13 | 2019-12-13 | Damping sound barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922230327.9U CN211368462U (en) | 2019-12-13 | 2019-12-13 | Damping sound barrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211368462U true CN211368462U (en) | 2020-08-28 |
Family
ID=72172906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922230327.9U Active CN211368462U (en) | 2019-12-13 | 2019-12-13 | Damping sound barrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211368462U (en) |
-
2019
- 2019-12-13 CN CN201922230327.9U patent/CN211368462U/en active Active
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