CN209703734U - A kind of compound noise-reducing wall - Google Patents
A kind of compound noise-reducing wall Download PDFInfo
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- CN209703734U CN209703734U CN201821954955.0U CN201821954955U CN209703734U CN 209703734 U CN209703734 U CN 209703734U CN 201821954955 U CN201821954955 U CN 201821954955U CN 209703734 U CN209703734 U CN 209703734U
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Abstract
The utility model discloses a kind of compound noise-reducing walls, comprising: the sound insulating layer and absorbent treatment being stacked；The sound insulating layer includes the galvanized sheet layer, damping sound insulation layer and sound absorbing layer being stacked；The absorbent treatment includes the honeycomb aluminium layer being stacked, sound-absorbing material layer, waterproof layer, dust-proof layer and porous plate layer.In the utility model, sound insulating layer is in the entire sound-insulation wall of fixation, the propagation of common band noise and low-frequency noise is completely cut off simultaneously, absorbent treatment plays resonance sound-absorbing, while handling common band noise, low-frequency noise can be also effectively eliminated, to solve although complex energy value that existing noise reduction measure effectively reduces the noise of equipment or factory's circle environment, but the technical issues of produce little effect for the noise of low-frequency band.
Description
Technical field
The utility model relates to technical field of electric equipment more particularly to a kind of compound noise-reducing walls.
Background technique
Self noise is endangered by people's beginning of interest, and scientists from all over the world begin one's study various noise-reduction methods to reduce noise pair
The influence of people daily production and life, and achieve certain achievement.In terms of Noise Control, according to noise pollution control
The difference of implementer's method processed, noise reduction measure mainly have sound absorption technique, opacity technique, noise elimination technique etc..
Although above-mentioned noise reduction measure effectively reduces the complex energy value of the noise of equipment or factory's circle environment, but for low
The noise of frequency band produces little effect.
Therefore it provides a kind of noise reduction measure that can carry out broadband noise reduction to noise becomes those skilled in the art and urgently solves
Certainly the technical issues of.
Utility model content
In view of this, the present invention provides a kind of compound noise-reducing walls, although it is effective to solve existing noise reduction measure
The complex energy value of the noise of equipment or factory's circle environment is reduced, but the technology to produce little effect for the noise of low-frequency band is asked
Topic.
The utility model provides a kind of compound noise-reducing wall, comprising: the sound insulating layer and absorbent treatment being stacked；
The sound insulating layer includes the galvanized sheet layer, damping sound insulation layer and sound absorbing layer being stacked；
The absorbent treatment includes the honeycomb aluminium layer being stacked, sound-absorbing material layer, waterproof layer, dust-proof layer and porous plate layer.
Preferably, the sound insulating layer is assemblied on the outside of the absorbent treatment.
Preferably, the compound noise-reducing wall further include: decorative layer；
The decorative layer is assemblied on the outside of the sound insulating layer.
Preferably, the material of the decorative layer includes glass reinforced plastic, aluminum-pinch, PVC board and aluminium-plastic panel.
Preferably, the damping sound insulation layer is specially two layers, respectively the first damping sound insulation layer and the second damping sound insulation layer；
The galvanized sheet layer is specially two layers, respectively the first galvanized sheet layer and the second galvanized sheet layer；
The sound insulating layer specifically: the first galvanized sheet layer, the first damping sound insulation layer, suction being cascading from inside to outside
Sound-absorbing layer, the second damping sound insulation layer and the second galvanized sheet layer.
Preferably, the second galvanized sheet layer is assemblied on the outside of the honeycomb aluminium layer.
Preferably, the porous sheet metal layer includes panel body and multiple through-holes for being set on the panel body；
The aperture of the through-hole is 3mm, and the adjacent through-hole spacing is 9mm.
Preferably, the material of the sound absorbing layer is acoustical cotton, and the fire-protection rating of the acoustical cotton is more than B1 grade.
Preferably, the material of the damping sound insulation layer is damping material, the fiery grade of the damping material B1 grade with
On.
Preferably, the material of the sound-absorbing material layer be wood fibre abatvoix, melamine cotton, rock wool, in mineral wool
One kind.
In conclusion the utility model provides a kind of compound noise-reducing wall, comprising: the sound insulating layer being stacked and sound absorption
Layer；The sound insulating layer includes the galvanized sheet layer, damping sound insulation layer and sound absorbing layer being stacked；The absorbent treatment includes being stacked
Honeycomb aluminium layer, sound-absorbing material layer, waterproof layer, dust-proof layer and porous plate layer.In the utility model, sound insulating layer it is fixed entirely every
Sound wall, while the propagation of common band noise and low-frequency noise is completely cut off, absorbent treatment plays resonance sound-absorbing, to general
While passband noise is handled, low-frequency noise can be also effectively eliminated, although to solve existing noise reduction measure effectively
The complex energy value of the noise of equipment or factory's circle environment is reduced, but the technology to produce little effect for the noise of low-frequency band is asked
Topic.
Detailed description of the invention
Fig. 1 is a kind of the schematic diagram of the section structure of the compound noise-reducing wall provided in the utility model；
Fig. 2 is the schematic diagram of the section structure of the absorbent treatment provided in the utility model；
Fig. 3 is the schematic diagram of the section structure of the sound insulating layer provided in the utility model；
Wherein, appended drawing reference is as follows:
1, decorative layer；2, sound insulating layer；3, absorbent treatment；4, the first galvanized sheet layer；5, the first damping sound insulation layer；6, sound absorbing layer；
7, the second damping sound insulation layer；8, the second galvanized sheet layer；9, honeycomb aluminium layer；10, sound-absorbing material layer；11, waterproof layer；12, dust-proof layer；
13, porous plate layer.
Specific embodiment
The utility model provides a kind of compound noise-reducing wall, solves existing noise reduction measure and although effectively reduces equipment
Or the complex energy value of the noise of factory's circle environment, but the technical issues of produce little effect for the noise of low-frequency band.
The utility model embodiment provides a kind of first embodiment of compound noise-reducing wall, referring specifically to Fig. 1 and Fig. 2.
A kind of compound noise-reducing wall, comprising: the sound insulating layer 2 and absorbent treatment 3 being stacked；Sound insulating layer 2 includes being stacked
Galvanized sheet layer, damping sound insulation layer and sound absorbing layer 6；Absorbent treatment 3 includes the honeycomb aluminium layer 9 being stacked, sound-absorbing material layer 10, prevents
Water layer 11, dust-proof layer 12 and porous plate layer 13.
In the present embodiment, sound insulating layer 2 is in the entire sound-insulation wall of fixation, while to the biography of common band noise and low-frequency noise
It broadcasts and is completely cut off, absorbent treatment 3 plays resonance sound-absorbing, while handling common band noise, can also effectively eliminate
Low-frequency noise, to solve although complex energy that existing noise reduction measure effectively reduces the noise of equipment or factory's circle environment
The technical issues of being worth, but producing little effect for the noise of low-frequency band.
The utility model embodiment provides a kind of second embodiment of compound noise-reducing wall, referring specifically to Fig. 1 to Fig. 3.
Compound noise-reducing wall in the present embodiment includes: the sound insulating layer 2 and absorbent treatment 3 being stacked；Sound insulating layer 2 includes layer
Galvanized sheet layer, damping sound insulation layer and the sound absorbing layer 6 of folded setting；Absorbent treatment 3 includes honeycomb aluminium layer 9, the sound-absorbing material being stacked
Layer 10, waterproof layer 11, dust-proof layer 12 and porous plate layer 13.
Further, sound insulating layer 2 is assemblied in 3 outside of absorbent treatment.
In the present embodiment, in order to beautify wall and waterproof and anticorrosion, the outermost layer of compound noise-reducing wall is provided with decorative layer 1,
The material of thickness about 2-4mm, decorative layer 1 use glass reinforced plastic, aluminum-pinch, PVC board, aluminium-plastic panel.
In the present embodiment, sound insulating layer 2 thickness about 4-6cm, by except interior mainly by the first galvanized sheet layer 4, first damp every
Sound-absorbing layer 5, buffer layer, the second damping sound insulation layer 7 and 8 layers of the second galvanized sheet layer composition.Wherein the first galvanized sheet layer 4 and the second plating
The material of zine plate layer 8 uses hot dip Zinc material, and density is not less than 7.0 × 103kg/m3, zinc-plated with a thickness of 0.8mm-2mm, first
Plate layer 4 is combined closely with decorative layer 1.First damping sound insulation layer 5 and the second damping sound insulation layer 7 use damping material, damping system
Number is not less than 1, and for fire-protection rating more than B1 grade, thickness is about 2mm, and the first damping sound insulation layer 5 and the first galvanized sheet layer 4 are close
In conjunction with, the second damping sound insulation layer 7 is combined closely with the second galvanized sheet layer 8, combination be dedicated damping glue bond after, using pressure
Trigger compresses.
In the present embodiment, the material of sound absorbing layer 6 includes but is not limited to acoustical cotton, and thickness is about 4-6cm, has certain drop
It makes an uproar, heat transmission function, fire-protection rating is more than B1 grade.
In the present embodiment, the material of the thickness of absorbent treatment 3 about 4-6cm, honeycomb aluminium layer 9 therein are aluminium foil, and thickness is about
1cm can use hexagon, the inside of installation and the second galvanized sheet layer 8, the material of sound-absorbing material layer 10 using cellular figure
For one of wood fibre abatvoix, melamine cotton, rock wool, mineral wool, thickness is about 3-5cm, voidage 90% with
On, installation and 9 inside of honeycomb aluminium layer, the material of waterproof layer 11 is polyethylene film, and thickness is about 0.3mm, is installed on sound absorber
The outside of the bed of material 10, for protecting sound-absorbing material layer 10, dust-proof layer 12 is installed on the outer layer of waterproof layer 11, thickness about 0.3mm, more
Orifice layer 13 is installed on the innermost layer of entire compound noise-reducing wall, and porous sheet metal layer includes panel body and is set to panel body
On multiple through-holes, the material of panel body is that aluminium sheet, color steel plate, stainless steel plate, galvanized sheet layer, PVC or plank, thickness are about
0.6mm, through-hole use circular hole, and square arrangement, aperture 3mm, adjacent through-hole spacing is 9mm.
Compared with prior art, technical solutions of the utility model have an advantage that
1, wall generally modularized design, in-site installation, convenient disassembly.
2, wall uses fire proofing material, and fire-protection rating can reach B1 or more, is suitable for most of noise reduction environment.
3, wall is designed using hydrophobic material, and hydrophobicity can reach 85% or more, is suitable for outdoor long-term practical.
4, wall all has needle to all noises within the scope of 50Hz-20kHz using sound insulation, sound absorption compound noise-reducing mode
To the anti-acoustic capability of property, the complex energy value of noise reaches 40dB or more.
5, wall is suitable for handling the peak noise within the scope of 50Hz-20kHz, and the minimum noise reduction of all frequency bands is in 25dB
More than, the specific aim of noise reduction is stronger.
The above, above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng
The utility model is described in detail according to previous embodiment, those skilled in the art should understand that: it is still
It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (10)
1. a kind of compound noise-reducing wall characterized by comprising the sound insulating layer and absorbent treatment being stacked；
The sound insulating layer includes the galvanized sheet layer, damping sound insulation layer and sound absorbing layer being stacked；
The absorbent treatment includes the honeycomb aluminium layer being stacked, sound-absorbing material layer, waterproof layer, dust-proof layer and porous plate layer.
2. compound noise-reducing wall according to claim 1, which is characterized in that the sound insulating layer is assemblied in outside the absorbent treatment
Side.
3. compound noise-reducing wall according to claim 2, which is characterized in that the compound noise-reducing wall further include: decoration
Layer；
The decorative layer is assemblied on the outside of the sound insulating layer.
4. compound noise-reducing wall according to claim 3, which is characterized in that the material of the decorative layer include glass reinforced plastic,
Aluminum-pinch, PVC board and aluminium-plastic panel.
5. compound noise-reducing wall according to claim 2, which is characterized in that the damping sound insulation layer is specially two layers, point
It Wei not the first damping sound insulation layer and the second damping sound insulation layer；
The galvanized sheet layer is specially two layers, respectively the first galvanized sheet layer and the second galvanized sheet layer；
The sound insulating layer specifically: the first galvanized sheet layer, the first damping sound insulation layer, sound-absorbing being cascading from inside to outside
Layer, the second damping sound insulation layer and the second galvanized sheet layer.
6. compound noise-reducing wall according to claim 5, which is characterized in that the second galvanized sheet layer is assemblied in the bee
On the outside of nest aluminium layer.
7. compound noise-reducing wall according to claim 1, which is characterized in that the porous plate layer includes panel body and sets
The multiple through-holes being placed on the panel body；
The aperture of the through-hole is 3mm, and the adjacent through-hole spacing is 9mm.
8. compound noise-reducing wall according to claim 1, which is characterized in that the material of the sound absorbing layer is acoustical cotton, institute
The fire-protection rating of acoustical cotton is stated more than B1 grade.
9. compound noise-reducing wall according to claim 1, which is characterized in that the material of the damping sound insulation layer is damping material
Material, the fiery grade of the damping material is more than B1 grade.
10. compound noise-reducing wall according to claim 1, which is characterized in that the material of the sound-absorbing material layer is wooden
One of fiber abatvoix, melamine cotton, rock wool, mineral wool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821954955.0U CN209703734U (en) | 2018-11-26 | 2018-11-26 | A kind of compound noise-reducing wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821954955.0U CN209703734U (en) | 2018-11-26 | 2018-11-26 | A kind of compound noise-reducing wall |
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| Publication Number | Publication Date |
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| CN209703734U true CN209703734U (en) | 2019-11-29 |
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| CN201821954955.0U Active CN209703734U (en) | 2018-11-26 | 2018-11-26 | A kind of compound noise-reducing wall |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267588A (en) * | 2020-10-26 | 2021-01-26 | 中国建筑第七工程局有限公司 | Noise reduction structure for building outer wall |
-
2018
- 2018-11-26 CN CN201821954955.0U patent/CN209703734U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267588A (en) * | 2020-10-26 | 2021-01-26 | 中国建筑第七工程局有限公司 | Noise reduction structure for building outer wall |
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