CN212716160U - Noise elimination rail that municipal construction used - Google Patents
Noise elimination rail that municipal construction used Download PDFInfo
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- CN212716160U CN212716160U CN202021255462.5U CN202021255462U CN212716160U CN 212716160 U CN212716160 U CN 212716160U CN 202021255462 U CN202021255462 U CN 202021255462U CN 212716160 U CN212716160 U CN 212716160U
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- fence
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- acoustic celotex
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Abstract
The utility model provides a noise elimination fence for municipal construction, which comprises a noise elimination fence and a base, wherein the noise elimination fence is arranged above the base and comprises sound insulation boards and a noise elimination board, the noise elimination board is fixed in the sound insulation boards, the noise elimination board comprises sound absorption cotton and a perforated sound insulation board, the perforated sound insulation board is provided with a front layer and a rear layer, the sound absorption cotton is arranged between the two layers of the perforated sound insulation boards, the surface of the sound insulation board is provided with a groove, and the base is a damping device; inhale the sound cotton setting two-layerly between the perforation acoustic celotex board, make the noise when passing this three-layer noise cancelling material, the noise volume size can obtain the buffering gradually for noise greatly reduced, very big reduction the noise pollution to the road periphery in the building work process, the recess can increase the surface area of acoustic celotex board can effectual prevention sound's propagation, has the effect of sound insulation and inhales the sound, makes the noise value decay, reduces the energy level of propagation.
Description
Technical Field
The utility model relates to a municipal works technical field specifically is a noise elimination rail that municipal construction used.
Background
At present, each large city is carrying out town road bridge construction and perfection, and people's study, work and rest have also been influenced deeply to produced noise, and the guardrail that uses in municipal construction belongs to ordinary isolation guardrail mostly, and the function is more single, generally only is used for keeping apart the construction region, does not have too big isolation and absorbing action to the noise that produces in the work progress, does not make in the aspect of the noise reduction not ideal.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model aims at providing a noise elimination rail of municipal construction usefulness to solve the problem that provides among the above-mentioned background art.
The purpose of the utility model is realized by adopting the following technical scheme:
the utility model provides a noise elimination rail that municipal construction used, including amortization rail and base, the base top is equipped with the amortization rail, the amortization rail includes acoustic celotex board and acoustical panel, the acoustical panel is fixed in the acoustic celotex board, the acoustical panel is including inhaling cotton and perforation acoustic celotex board, it is two-layer around the perforation acoustic celotex board is provided with, it is two-layer to inhale the cotton setting of sound between the perforation acoustic celotex board, the acoustic celotex board surface is provided with the recess, the base is damping device.
Beneficially or exemplarily, the base comprises a piston rod, the piston rod is fixedly connected to the bottom of the noise reduction fence, a supporting plate is fixedly connected to the bottom of the piston rod, a limiting cylinder is movably connected to the surface of the supporting plate, a bottom plate is fixedly connected to the bottom of the limiting cylinder, and a damping spring is fixedly connected to the opposite surface of the supporting plate and the opposite surface of the bottom plate.
Advantageously or exemplarily, the upper side and the lower side of the surface of the sound insulation board are pasted with the reflective sheets.
Advantageously or exemplarily, the upper surface of the acoustic panel is coated with an acoustic felt layer.
Advantageously or exemplarily, the sound absorbing cotton is wave cotton.
The utility model has the advantages that:
the utility model provides a noise elimination rail that municipal construction used, it is two-layer to inhale the cotton setting of sound between the perforation acoustic celotex board, makes the noise when passing this three-layer noise cancelling material, and the noise volume size can obtain the buffering gradually for noise greatly reduced, very big reduction to the peripheral noise pollution of road in the building work progress, the recess can increase the surface area of acoustic celotex board can effectual prevention sound propagation, has the effect that gives sound insulation and inhale the sound, makes the noise value decay, reduces the energy level of propagation.
Drawings
The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.
Fig. 1 is a schematic view of a front structure of a noise-damping fence for municipal construction according to an exemplary embodiment of the present invention;
fig. 2 is a schematic side view of a noise-damping fence for municipal construction according to an exemplary embodiment of the present invention;
reference numerals: 1-a silencing fence; 2-a base; 3-sound insulation board; 4-a sound-absorbing panel; 5-sound absorbing cotton; 6-perforating the acoustic panel; 7-a groove; 8-a piston rod; 9-a support plate; 10-a limiting cylinder; 11-a base plate; 12-a damping spring; 13-a reflective sheet; 14-sound-proofing felt layer.
Detailed Description
The invention will be further described with reference to the following examples.
Referring to the figures 1-2, the utility model provides a noise elimination rail that municipal construction used, including amortization rail 1 and base 2, base 2 top is equipped with amortization rail 1, amortization rail 1 includes acoustic celotex board 3 and acoustical panel 4, acoustical panel 4 is fixed in the acoustic celotex board 3, acoustical panel 4 is including inhaling sound cotton 5 and perforation acoustic celotex board 6, it is two-layer around perforation acoustic celotex board 6 is provided with, it is two-layer to inhale sound cotton 5 setting between the perforation acoustic celotex board 6, acoustic celotex board 3 surface is provided with recess 7, base 2 is damping device.
This preferred embodiment, it is two-layer to inhale sound cotton 5 setting between the perforation acoustic celotex board 6, makes the noise when passing this three-layer noise cancelling material, and the noise volume size can obtain the buffering gradually for noise greatly reduced, very big reduction the noise pollution to the road periphery in the building work process, recess 7 can increase the surface area of acoustic celotex board 3 can effectual prevention sound's propagation, has the effect that gives sound insulation and inhales the sound, makes the noise value decay, reduces the energy level of propagation.
According to a preferred embodiment of the present invention, the base 2 includes a piston rod 8, the piston rod 8 is fixedly connected to the bottom of the sound-deadening fence 1, a supporting plate 9 is fixedly connected to the bottom of the piston rod 8, a limiting cylinder 10 is movably connected to the surface of the supporting plate 9, a bottom plate 11 is fixedly connected to the bottom of the limiting cylinder 10, and a damping spring 12 is fixedly connected to the opposite surface of the supporting plate 9 and the bottom plate 11.
In the preferred embodiment, when the fence lands on the ground in the carrying process, the impact force generated by inertia is transmitted to the piston rod 8, the piston rod 8 pushes the support plate 9, the support plate 9 compresses the damping spring 12, the damping spring 12 buffers the thrust of the support plate 9, the impact force generated when the fence lands on the ground is reduced, and the fence is better protected.
According to a preferred embodiment of the present invention, reflective sheets 13 are adhered to the upper and lower sides of the surface of the soundproof plate 3.
This preferred embodiment, reflector panel 13 can produce reflection of light effect night, guarantees the driving safety night, avoids the rail to be seen clearly the driving striking in the place ahead field of vision.
According to a preferred embodiment of the present invention, the upper surface of the acoustical panel 3 is coated with an acoustical felt layer 14.
In the preferred embodiment, the sound-proof felt layer 14 has a good sound-proof effect, and in addition, the sound-proof felt layer 14 can also be used for vibration reduction, so that the sound-proof board 3 is protected to a certain extent, and the service life of the sound-proof board 3 is prolonged.
According to a preferred embodiment of the present invention, the sound-absorbing cotton 5 is wave cotton.
In the preferred embodiment, the wave cotton is sponge with a convex-concave wave shape formed by special treatment of equipment, and the interior of the sponge is filled with fine gaps and a semi-open structure, so that a large amount of incident sound wave energy can be absorbed to attenuate sound waves.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (5)
1. The utility model provides a noise elimination rail that municipal construction used, includes amortization rail and base, characterized by, the base top is equipped with the amortization rail, the amortization rail includes acoustic celotex board and acoustical panel, the acoustical panel is fixed in the acoustic celotex board, the acoustical panel is including inhaling sound cotton and perforation acoustic celotex board, it is two-layer around the perforation acoustic celotex board is provided with, it is two-layer to inhale the sound cotton setting between the perforation acoustic celotex board, the acoustic celotex board surface is provided with the recess, the base is damping device.
2. The noise-eliminating fence for the municipal construction according to claim 1, wherein the base comprises a piston rod, the piston rod is fixedly connected to the bottom of the noise-eliminating fence, a supporting plate is fixedly connected to the bottom of the piston rod, a limiting cylinder is movably connected to the surface of the supporting plate, a bottom plate is fixedly connected to the bottom of the limiting cylinder, and a damping spring is fixedly connected to the opposite surface of the supporting plate and the opposite surface of the bottom plate.
3. The sound-deadening fence for the municipal construction according to claim 1, wherein the upper and lower sides of the surface of the sound-deadening plate are adhered with reflective sheets.
4. The sound-deadening fence for the municipal construction according to claim 1, wherein the sound-deadening sheet is coated with a sound-deadening felt layer on the upper surface.
5. The sound-deadening fence for municipal construction according to claim 1, wherein the sound-absorbing cotton is wave cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021255462.5U CN212716160U (en) | 2020-07-01 | 2020-07-01 | Noise elimination rail that municipal construction used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021255462.5U CN212716160U (en) | 2020-07-01 | 2020-07-01 | Noise elimination rail that municipal construction used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212716160U true CN212716160U (en) | 2021-03-16 |
Family
ID=74962334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021255462.5U Active CN212716160U (en) | 2020-07-01 | 2020-07-01 | Noise elimination rail that municipal construction used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212716160U (en) |
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2020
- 2020-07-01 CN CN202021255462.5U patent/CN212716160U/en active Active
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