CN101126224B - Sound arrester - Google Patents
Sound arrester Download PDFInfo
- Publication number
- CN101126224B CN101126224B CN200610167573.9A CN200610167573A CN101126224B CN 101126224 B CN101126224 B CN 101126224B CN 200610167573 A CN200610167573 A CN 200610167573A CN 101126224 B CN101126224 B CN 101126224B
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- sound
- section components
- arrester according
- sound arrester
- insulation elements
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- 239000011151 fibre-reinforced plastic Substances 0.000 claims description 4
- 229920000914 Metallic fiber Polymers 0.000 claims description 2
- 239000004760 aramid Substances 0.000 claims description 2
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- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- 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
- E01F8/0047—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with open cavities, e.g. for covering sunken roads
- E01F8/0064—Perforated plate or mesh, e.g. as wall facing
- E01F8/007—Perforated plate or mesh, e.g. as wall facing with damping material
-
- 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
- E01F8/0011—Plank-like elements
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Thermistors And Varistors (AREA)
- Building Environments (AREA)
Abstract
A kind of sound arrester (2) according to the present invention, it have a flexible sound insulation elements (4) and a shape it is basicly stable, for supporting the supporting member of sound insulation elements (4).According to the present invention, supporting member is formed with the molded section components of a kind of pultrusion (6).
Description
Technical field
The present invention relates to sound arrester.
Background technology
According to patent document, such as DE7801086U1, DE-OS2339649, DE-OS2617386, DE-OS2360519,
DE-OS2800529, DE2935745C2 and CH647027, it is generally known that such sound arrester.It is used in sound source
In the range of provisional and permanent noise elimination.
According to DE19956669C2, it is known that a kind of sound arrester of the type, it has a flexible sound insulation elements
With a basicly stable supporting member of shape for being used for supporting sound insulation elements.The sound arrester understood from written document record has
Outstanding acoustic attenuation performance, can relatively simply it be produced, thus cost is cheap.
The content of the invention
The task of the present invention is to provide a kind of sound arrester, and its structure design obtains more simple, thus cost is lower.
The thinking of the present invention is, it is contemplated that the outstanding acoustic characteristicses of flexible sound insulation elements is kept, if design is a kind of
The basicly stable supporting member of shape, to support sound insulation elements, and can with or actual be connected with a such as external supporting structure
Connect, then can abandon in principle according to the well known fixture for being used for clamping sound insulation elements of the present art.According to
The present invention, supporting member are formed with a kind of molded section components of pultrusion.
This section components can be manufactured relatively simply, and cost is cheap, therefore, compared with known sound arrester, root
Production cost is can obviously reduce according to the sound arrester of the present invention.Therefore, according to method of the invention theoretical can also be those because
Fail to provide sound arrester using the application field of sound arrester so far for cost reason.So done according to of the invention theoretical
Method is also to protect the major contribution that human health is made from noise hazard.
It has been be surprisingly proved that, the ground influenceed by high dynamic loading can also be used according to the sound arrester of the present invention
Side, such as line of high-speed railway.It is especially suitable for this application scenario according to the sound arrester of the present invention.On the one hand, pass through
Flexible sound insulation elements can particularly effectively eliminate the noise.On the other hand, the drawing according to sound arrester supporting member of the present invention is formed
Extrusion forming section components can bear high dead load and high dynamic loading.
Particularly effective acoustic attenuation performance and especially low manufacturing cost are integrated according to the sound arrester of the present invention.
According to the present invention, the molded section components of pultrusion are interpreted as the section bar structure made of drawing extrusion forming process
Part.Extrusion forming process is drawn to be related to a kind of work for producing fiber reinforcement section bar, particularly plastic material in continuous running
Skill.Wherein, reinforcing fiber is imported into a resin storage tank by a dip roll, there is card Deere (Kadier) grid therebetween,
Its effect is fiber is distributed on request in later section bar.Fiber is impregnated in resin storage tank with such as synthetic resin, then
The profile shapes of requirement are processed into corresponding shaping station., can also will be other if necessary to correspondingly meeting some requirements
Some reinforcing materials, such as mat, fabric or supatex fabric are added in section bar.Then, according to the difference of material, such as
Section bar is placed in one piece of template at a temperature of 100-200 DEG C and hardened., can be by being breaking at the molded work of pultrusion after hardening
The profile strip formed in skill produces the section components for the length that meets the requirements.The especially advantageous part of extrusion forming process is drawn to be,
Profile strip can almost reach random length.
According to the present invention, the basicly stable supporting member of shape is it should be appreciated that with so big shape stability
Supporting member be enough to avoid sound insulation elements that the skew of excess occurs under acoustic load.
Therefore, according to the flexible sound insulation elements of the prespecified amazing supporting role of the present invention and it play supporting role
The basicly stable supporting member some combination of the two of shape.According to the present invention, prespecified unique one is preferably plane
The supporting member of moulding, in principle it is sufficient that.But according to the present invention it is also possible to prespecified two or more supporting structures
Part, its shape, size and number can arbitrarily select according to requirement at that time in wide limit.
It is according to the especially advantageous part of sound arrester of the present invention, sound arrester completely available non-metallic material in principle
Material is made.This is not only in the sense that sound arrester can be used for Along Railway, and be all one in the sense that recycling
Advantage.
According to the present invention, if sound arrester has unique one layer, in principle it is sufficient that.But according at that time
It is required that, it is possibility to have two layers is available, and its shape, size and number can be according to requirements at that time within wide limit
Any selection.Each layer has upper and lower surface, and on the cross section of the short transverse of layer, upper and lower surface exists
For layer along its width undulate, waveform includes multiple crests and trough, the width of the crest and trough of adjacent layer in layer
Spend interlaced arrangement on direction.Especially, sound arrester can include two layers.
According to the present invention, section components are suitable for the fibre reinforced materials selected, particularly fibre reinforced plastics and/or fibre
Dimension enhancing concrete and and/or fiber-reinforced polymer concrete be made, wherein, the material of section components can preferentially use glass
Fiber and/or metallic fiber and/or aramid fibre or enhancing, or as from the same of prespecified another composition
Class thing strengthens.This kind of material relative cost is low, and has high intensity.
According to method of the invention theoretical, another kind preferably form it is prespecified, section components injected in sound wave one
Side is designed to what at least part was opened wide, and in the bearing-surface for having a layer backwards to the side of sound wave.In such a reality
Apply in example, sound wave is appeared on flexible sound insulation elements, and as a result flexible sound insulation elements maintain outstanding acoustic characteristicses.
Due to having a sound insulation elements bearing-surface backwards to the side of sound wave at it according to supporting member of the present invention, thus reliably avoid
The overmigrate of sound insulation elements.Therefore, other fixture is no longer needed according to the present invention in principle, and original technology is for this purpose
Then need such fixture.Because supporting member can be produced particularly simply, and cost is cheap, so can be with according to the present invention
Accomplish, sound arrester structure of the invention is simpler, and cost is lower, as a result of flexible sound insulation elements, therefore has
Outstanding acoustic characteristicses.
According to method of the invention theoretical, another preferably further to form prespecified, section components are in its freedom
A kind of crimp is at least partially on edge.Crimp can for example have, especially with respect to bearing-surface with one 90 °
Inclination angle.There is the shape stability that crimp can further improve supporting member.In addition, on above-described embodiment, sound insulation elements can
To be supported on one side of crimp or be supported on crimp.
Another of above-described embodiment preferably further forms prespecified, lateral edges of the crimp along section components
And/or lower edge and/or top edge extension.On above-described embodiment, sound insulation elements can be in the scope of section components lateral edges
Inside it is supported on one side of crimp and/or is supported in the range of section components lower edge on crimp.In principle can also be in type
A prespecified corresponding crimp in the range of material component top edge.But if the top edge and lower edge of section components
All without crimp is designed, then supporting member is designed to a certain extent with flexible.If under acoustic load effect
The lateral edges of section components are that different torsion occurs for vertical edge, and flexible due to section components, result is to make section bar
Component only produces the stress of very little only by the load of very little inside section components.
In this sense, in order that section components reach certain pliable while with enough shape stabilities
Bent, another with the embodiment of crimp preferably further forms prespecified, and crimp is along supporting member edge
Change is substantially U-shaped.In this way, or on the support members in the range of free edge, or in lower free margins
In the lower ranges of edge, one is formed without crimp region, is suited the requirements so as to generation flexible.
According to method of the invention theoretical, another preferably further forms prespecified, and section components are designed to be
With in the unlimited cross sectional shape in sound wave injection side.So, sound wave substantially occurs at the whole table of flexible sound insulation elements
On face, result is still to keep obtaining those advantages of flexible sound insulation elements, particularly in outstanding acoustic characteristicses side
Face.
Supporting member can have through hole backwards to the side of sound wave at it in principle or have hole, as long as sound insulation elements are to meet
The mode bearing-surface needed obtains support can.But, according to theoretical method of the invention, another preferably further structure
Into prespecified, section components are designed to closing or base closed at it backwards to the side of sound wave.
So, one side sound insulation elements obtain the support of large area by bearing-surface.On the other hand, it is impossible to from section bar structure
Part, close to sound insulation elements, thus can for example protect the malicious sabotage of this side damage person backwards to the side of sound wave.
According to method of the invention theoretical, it is another preferably further form it is prespecified, supporting member substantially by
It is designed to flat or shell shape.
It is another preferable in order to further improve the shape stability of section components according to theoretical method of the invention
Further form prespecified, section components have reinforcement material in the range of bearing-surface and/or in the range of crimp.
The another kind of above-described embodiment further forms prespecified, and the reinforcement material for being additional to bearing-surface is arranged in supporting
Face is backwards to the side of sound insulation elements.So, in shape, size and number, reinforcement material has the larger free degree.
It is cheap in order to which reinforcement material is designed to simply, while again effectively, the embodiment with reinforcement material is again
One kind further forms prespecified, its at least ribs and/or an at least reinforcement.
Sound insulation elements can be fixedly connected with section components in principle.But according to method of the invention theoretical, it is another compared with
Good further composition is prespecified, and sound insulation elements are removably joined together with section components.In this embodiment, every
Sound component and section components can be separated from each other to transport, and be just interconnected to scene.In addition, have in this embodiment
Impaired sound insulation elements may be changed in the case where keeping supporting structure.
Fixation of the sound insulation elements in section components can be in any suitable manner and with any appropriate fixture
Carry out, such as be fixed by any clamp connection.Wherein, sound insulation elements can be fixed in section components
On any appropriate location.According to method of the invention theoretical, another preferably further to form prespecified, sound insulation elements are solid
Determine on the bearing surface.
For example, particularly as it is another preferably further form institute it is prespecified as, sound insulation elements can be with
Section components bond.In this way, the connection of sound insulation elements and supporting member is designed to extremely simple.
According to method of the invention theoretical, another preferably further to form prespecified, section components are designed to
Plane, and preferably extend substantially into the whole spreading range of sound insulation elements.
The sound insulation elements designed according to the present invention, such as can be interconnected by two using a connection guide rail
, guide rail is formed made of flexible material, as people are according to as understanding DE19956669 A1, its content
By reference to being included into present specification.Flexible sound insulation elements also can be formed alternatively, such as be filled by one kind
Sound absorption filler in the foreskin that a most handy textile material is formed is formed, wherein filler by such as mineral wool, foamed material,
Certain pellet, plaster or lime or lime compound composition.
Brief description of the drawings
Below according to appended plurality of schematic diagram, the invention will be further described, is according to the present invention shown in figure
A sound arrester embodiment.In figure：
Fig. 1 is shown surveys front view according to the axle of one sound arrester first embodiment schematic diagram property of the present invention；
Fig. 2 show the rearview using the sound arrester of same expression way according to Fig. 1；
Fig. 3 show the horizontal sectional view of the sound arrester according to Fig. 1；
Fig. 4 show the rearview of the sound arrester according to Fig. 1；
Fig. 5 show the front view of the sound arrester according to Fig. 1；
Fig. 6 show a sectional view of the line VI -- VI along Fig. 4；
Fig. 7 show what is be assembled with Fig. 1 using same method for expressing by multiple sound arresters of the present invention according to Fig. 1
The wall unit of sound-proof wall；
Fig. 8 show the wall unit according to Fig. 7 that same method for expressing is used with Fig. 2；
Fig. 9 show the sound insulation being assembled by multiple wall units according to Fig. 7 that same method for expressing is used with Fig. 7
Wall；
Figure 10 show the sound-proof wall according to Fig. 9 that same method for expressing is used with Fig. 8；
Figure 11 show the axonometric exploded view according to sound arrester second embodiment of the present invention；
Figure 12 show the axonometric drawing of the sound arrester confined state according to Figure 11；
Figure 13 show level of the sound-proof wall being made up of multiple sound arresters according to Figure 11 in a post area and cut
Face figure, and
Figure 14 show the side view of the sound arrester according to Figure 13.
The component of identical or correlation uses identical code name in the figures above.
Embodiment
Figure 1 illustrates the first embodiment according to sound arrester 2 of the present invention, and it has a flexible sound insulation elements
4 and the basicly stable supporting member of a shape, supporting member supporting sound insulation elements 4, it is pressed into according to the present invention by a pultrusion
The section components 6 of type are formed.
According to the present invention, the molded section components 6 of pultrusion are made of drawing extrusion forming process, in the present embodiment material
Using fiberglass reinforced plastics.In the present embodiment, section components are designed to shell shape, and the side that sound wave is injected is
Unlimited, wherein, sound wave is injected direction and represented in Fig. 1 with an arrow.
There is a bearing-surface backwards to the side of sound wave, section components 6 in sound insulation elements 4, bearing-surface is in the present embodiment
Formed on the rear wall 10 of one of closing of section components 6.
On the present embodiment, section components 6 have a crimp 12 and 14, the crimp respectively on its top edge and lower edge
Relative to rear wall 10 into about 90 ° of inclination angle.From figure 1 it appears that the clear span between two crimps 12 and 14 is approximately equivalent to
The height of sound insulation elements 4, the sound insulation elements 4 are accommodated between two narrow crimps 12 and 14, and are supported on crimp 14.
In addition, in this one embodiment, section components 6 have side wall 16,18.In this embodiment, between side wall 16,18
Clear span is approximately equivalent to the width of sound insulation elements 4, thus sound insulation elements 4 are accommodated between narrow side wall 16,18.
As a result of extrusion forming process is drawn, can only be produced with this technique (real equivalent to shown in Fig. 1 in lead
Apply the longitudinal direction of a section components 6) on cross section stablize constant section bar, therefore, side wall is formed with single component, is used in combination
Appropriate mode (such as with bonding mode) is connected with section components 6.
Fig. 2 show the rearview of sound insulation elements 2.From figure 2 it can be seen that in the embodiment, section components 6 have one
The ribs 20 that root is laid along its longitudinal direction, on the present embodiment, it is stitched to section bar during pultrusion is molded
On element 6.In order to a kind of mode that will be further explained below by sound arrester 2 and an outside supporting structure
Connect, cut off ribs 20 in the range of the end 22,24 of longitudinal direction, such as cut off with method for milling.Strengthen
The unlimited termination of rib is closed with corresponding backplate, can see that one piece of backplate 26 in fig. 2.Backplate 26 can for example with ribs
20 bondings.
Fig. 3 show a horizontal sectional view of the sound arrester 2 according to Fig. 1.From figure 3, it can be seen that sound arrester 2
It is fixed in the installation site shown in Fig. 3 on an external supporting structure, the external supporting structure there are two in this reality-apply example
In trusses 28,30 laterally at a distance from each other.From figure 3, it can be seen that trusses 28,30 has double T shaped cross-section.From
In Fig. 3 as can be seen that before sound arrester 2 is inserted between trusses 28,30, it is necessary to shorten at the both ends of section components 6
Ribs 20.As shown in figures 1 and 3, sound arrester 2 includes two sound insulation elements 4, and each sound insulation elements 4 have upper surface
And lower surface, on the cross section of the short transverse of sound insulation elements 4, upper and lower surface is in sound insulation elements 4 along its width
Direction undulate, waveform include multiple crests and trough, and the crest and trough of adjacent sound insulation elements 4 are in sound insulation elements 4
Interlaced arrangement on width.
Fig. 4 show the rearview of sound insulation elements 2.
Fig. 5 is shown from above i.e. from a view of the sound arrester 2 in terms of the side that sound wave is injected.
Fig. 6 show a vertical cross-section of the sound arrester 2 according to Fig. 1.
Fig. 7 show the wall unit 32 for the sound-proof wall being made up of trusses 28,30 axle survey front view, trusses 28,30 it
Between fixed vertically arranged sound arrester 2 and other several sound arresters of the invention, only represented wherein with code name 2' in figure
A sound arrester.
The axle that Fig. 8 show wall unit 32 surveys rearview.
Fig. 9 show one of sound-proof wall 34, and it is made up of several Fig. 7 being arranged side by side wall unit 32, wherein except wall
There was only another wall unit that code name is 32' outside element 32, in Fig. 9.
The axle that Figure 10 show wall unit 34 surveys backsight view.
Compare Fig. 7 to 10 as can be seen that several sound arresters 2 of the invention can be combined into the wall of almost arbitrary dimension
Element 32 and sound-proof wall 34.
The principle of work and power of sound arrester 2 of the present invention is as follows：
In the case where being influenceed by sound wave, flexible sound insulation elements 4 absorb sound wave from the direction of arrow 8 (comparing Fig. 1),
Sound insulation elements 4 are supported by section components 6, and are fixed on the trusses 28,30 of external supporting structure.Such as sound arrester 2 is used for
During Along Railway, and for example pass through composition when a row bullet train crosses the air pressure wave for producing impact sound insulation elements 4
The bearing-surface of the rear wall of section components 6 can avoid sound insulation elements 4 because being occurred by air pressure impacts on Acoustic Wave Propagation direction
Overmigrate.In the present embodiment, by the combination of crimp and ribs 20, the shape that section components 6 can reach enough is steady
It is qualitative, it is sufficient to withstand high dead load and high dynamic loading.
Due to having used flexible sound insulation elements 4, sound arrester 2 of the invention has outstanding acoustic characteristicses.In addition,
It can particularly simply be produced, and favourable in price, and it is molded that its reason has essentially consisted in pultrusion used according to the invention
Section components.In addition, it is particularly lightweight according to the weight of sound arrester 2 of the present invention, in principle can be without extra lifting during installation
Equipment.
The sound arrester 2 of the present invention can be used for various application occasions, can particularly be installed again along the railway, especially
It is suitable for high-speed railway circuit.
Figure 11 illustrates second embodiment of sound arrester 2 of the present invention, the difference of it and embodiment illustrated in fig. 1 exists
In it is designed to adapt to less dynamic loading.Correspondingly, omitted in embodiment illustrated in fig. 11 to be real shown in Fig. 1
The ribs applied example and designed.
In addition, the difference of embodiment illustrated in fig. 11 and embodiment illustrated in fig. 1 is, flexible sound insulation elements 4 are by one
What individual single piece 36 was formed, the present embodiment is made of mineral fibres.In order to protect the evil of the damage person of single piece 36
Meaning is destroyed, the prespecified entrant sound box loom fabric 38 made of stainless or zinc-coated wire.In order to install sound arrester 2, band side
The box loom fabric 38 of face crimp is pushed on single piece 36.Then side wall 16 is adhered in section components 6, and monoblock
Part 36 is longitudinally inserted into section components 6 together with box loom fabric 38, untill it touches side wall 16.Then can be another
Side wall 18 bonds with section components 6.
Figure 12 show the embodiment according to Figure 11 in the assembled condition.
Figure 13 show a horizontal sectional view through sound-proof wall 40, and sound-proof wall 40 is as the sound insulation member shown in multiple Figure 11
Part 2 combines.Wherein, sound insulation elements 2 and another sound insulation elements 2' is fixed on the trusses 42 with double T shaped cross-section.
Trusses 42 is connected with the section bar 44 of a T-shaped cross section, and section bar 44 is used for connecting what is formed as described above from ground supports
The strut 46 of sound-proof wall.
The embodiment of sound arrester 2 of the present invention shown in Figure 11 particularly suitable for for example on construction site temporarily or permanently
Eliminate the noise.
Claims (18)
1. with flexible sound insulation elements and for supporting the sound insulation of the basicly stable supporting member of the shape of sound insulation elements dress
To put, it is characterised in that supporting member presses integrally formed section components (6) to form by pultrusion, and the sound arrester includes two layers,
Each layer has upper and lower surface, on the cross section of the short transverse of the layer, the upper surface and described
Lower surface includes multiple crests and trough, the ripple of adjacent layer in the layer along its width undulate, the waveform
Peak and the trough interlaced arrangement on the width of the layer.
2. sound arrester according to claim 1, it is characterised in that section components (6) are made of fiber-reinforcing material.
3. sound arrester according to claim 2, it is characterised in that section components (6) fibre reinforced plastics and/or fibre
Dimension enhancing concrete and and/or fiber-reinforced polymer concrete be made.
4. sound arrester according to claim 1, it is characterised in that the material glass fibre of section components (6) and/or
Metallic fiber and/or aramid fibre enhancing.
5. the sound arrester according to any one of claim 1 to 4, it is characterised in that section components (6) are penetrated in sound wave invades
The side entered is designed to what at least part was opened wide, in the bearing-surface for having a layer backwards to the side of sound wave.
6. sound arrester according to claim 1, it is characterised in that section components (6) are at least every on its free edge
There is a crimp (12,14) every one section.
7. sound arrester according to claim 6, it is characterised in that crimp (12,14) is along the side of section components (6)
Edge and/or the extension of lower edge and/or top edge.
8. sound arrester according to claim 6, it is characterised in that crimp (12,14) is along the edge of section components (6)
Change be substantially U-shaped.
9. sound arrester according to claim 1, it is characterised in that section components (6) are designed to one and penetrated in sound wave
Enter the unlimited section components in side.
10. sound arrester according to claim 1, it is characterised in that section components (6) are designed to one and penetrated in sound wave
Enter one side closed or base closed section components.
11. sound arrester according to claim 1, it is characterised in that section components (6) are designed to flat or thin
Shelly.
12. sound arrester according to claim 1, it is characterised in that section components (6) in the range of bearing-surface and/or
There is reinforcement material in the range of crimp.
13. sound arrester according to claim 12, it is characterised in that the reinforcement material for belonging to bearing-surface is arranged in supporting
Face is backwards to the side of sound insulation elements (4).
14. the sound arrester according to claim 12 or 13, it is characterised in that reinforcement material a to-rare ribs
And/or at least one reinforcement (20).
15. sound arrester according to claim 1, it is characterised in that sound insulation elements (4) are detachable with section components (6)
Ground links together.
16. sound arrester according to claim 1, it is characterised in that sound insulation elements (4) are fixed on bearing-surface.
17. sound arrester according to claim 1, it is characterised in that sound insulation elements (4) bond with section components (6).
18. sound arrester according to claim 1, it is characterised in that section components (6) are designed to plane, and
Extend to the whole spreading range of sound insulation elements (4).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP06017030.5 | 2006-08-16 | ||
| EP06017030A EP1889975A1 (en) | 2006-08-16 | 2006-08-16 | Sound-proofing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101126224A CN101126224A (en) | 2008-02-20 |
| CN101126224B true CN101126224B (en) | 2018-04-06 |
Family
ID=37603152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610167573.9A Active CN101126224B (en) | 2006-08-16 | 2006-12-22 | Sound arrester |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP1889975A1 (en) |
| CN (1) | CN101126224B (en) |
| TW (1) | TW200811334A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT507004B1 (en) * | 2008-06-27 | 2010-11-15 | Brunbauer Wolfgang Dipl Ing | NOISE WALL |
| PL3062320T3 (en) | 2015-02-27 | 2018-03-30 | Siemens Aktiengesellschaft | Assembly for reducing the amount of sound emitted from fluid-cooled transformers or throttles |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1266127A (en) * | 1999-02-19 | 2000-09-13 | 勒姆有限公司 | Section division for noise protective wall |
| US6412597B1 (en) * | 1998-10-06 | 2002-07-02 | Roehm Gmbh & Co Kg | Plate suitable as a noise protection wall |
| EP1445381A1 (en) * | 2003-02-06 | 2004-08-11 | Placo S.r.l. | Noise-suppression barrier |
| EP0962593B1 (en) * | 1998-05-26 | 2004-11-17 | Mostert de Winter B.V. | Sound-damping wall for arrangement alongside a railroad or highway |
| CN1678801A (en) * | 2002-07-31 | 2005-10-05 | 丰田自动车株式会社 | Sound-absorbing structure and sound-absorbing unit |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5438171A (en) * | 1992-01-22 | 1995-08-01 | Carsonite International Corporation | Composite sound wall |
| CN100389239C (en) * | 2005-09-30 | 2008-05-21 | 北京市伟力达科技贸易公司 | A new material sound absorption, insulation common sound shielding and producing method thereof |
-
2006
- 2006-08-16 EP EP06017030A patent/EP1889975A1/en not_active Withdrawn
- 2006-12-22 CN CN200610167573.9A patent/CN101126224B/en active Active
-
2007
- 2007-03-09 TW TW096108153A patent/TW200811334A/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0962593B1 (en) * | 1998-05-26 | 2004-11-17 | Mostert de Winter B.V. | Sound-damping wall for arrangement alongside a railroad or highway |
| US6412597B1 (en) * | 1998-10-06 | 2002-07-02 | Roehm Gmbh & Co Kg | Plate suitable as a noise protection wall |
| CN1266127A (en) * | 1999-02-19 | 2000-09-13 | 勒姆有限公司 | Section division for noise protective wall |
| CN1678801A (en) * | 2002-07-31 | 2005-10-05 | 丰田自动车株式会社 | Sound-absorbing structure and sound-absorbing unit |
| EP1445381A1 (en) * | 2003-02-06 | 2004-08-11 | Placo S.r.l. | Noise-suppression barrier |
Non-Patent Citations (1)
| Title |
|---|
| 张芳.碳纤维/热固性塑料拉挤成型工艺探讨.《塑料工业》.1995,(第05期), * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1889975A1 (en) | 2008-02-20 |
| CN101126224A (en) | 2008-02-20 |
| TW200811334A (en) | 2008-03-01 |
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