CN210315272U - Permeable sound insulation board for railway sound barrier - Google Patents
Permeable sound insulation board for railway sound barrier Download PDFInfo
- Publication number
- CN210315272U CN210315272U CN201920905989.9U CN201920905989U CN210315272U CN 210315272 U CN210315272 U CN 210315272U CN 201920905989 U CN201920905989 U CN 201920905989U CN 210315272 U CN210315272 U CN 210315272U
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- adhesive tape
- sound insulation
- aluminum alloy
- railway
- insulation board
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- 238000009413 insulation Methods 0.000 title claims abstract description 68
- 230000004888 barrier function Effects 0.000 title claims abstract description 44
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 67
- 239000002390 adhesive tape Substances 0.000 claims abstract description 53
- 229920001971 elastomer Polymers 0.000 claims abstract description 37
- 230000000149 penetrating effect Effects 0.000 claims abstract description 24
- 238000013016 damping Methods 0.000 claims abstract description 18
- 239000011229 interlayer Substances 0.000 claims abstract description 12
- 239000010410 layer Substances 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 229920002943 EPDM rubber Polymers 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- 230000010349 pulsation Effects 0.000 abstract description 13
- 230000005540 biological transmission Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 8
- 238000002955 isolation Methods 0.000 abstract description 8
- 230000002929 anti-fatigue Effects 0.000 abstract description 6
- 230000009467 reduction Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 210000002457 barrier cell Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The utility model relates to a railway sound barrier penetrating sound insulation board, belonging to the technical field of vibration and noise reduction; the sound insulation and sound insulation combined type aluminum alloy frame comprises a section bar frame, a permeable sound insulation plate, a damping device and a rubber strip cover, wherein the section bar frame comprises an aluminum alloy cross beam, an aluminum alloy stile and a corner connecting piece; the damping device comprises an interlayer adhesive tape, an embedded adhesive tape and an inter-plate-column adhesive tape; the aluminum alloy cross beam is arranged in a full-length mode and is buckled and connected with the aluminum alloy side stile, and the four corners are connected through corner connecting pieces respectively; inlay the adhesive tape and be located between section bar frame and the penetrating sound insulation panel, the adhesive tape is installed between the recess of adhesive tape lid and aluminium alloy edge club between the board post, and the adhesive tape lid lock is in the recess of aluminium alloy edge club, and the lower part of aluminium alloy crossbeam is equipped with the adhesive tape draw-in groove, and the adhesive tape is located the adhesive tape draw-in groove of aluminium alloy crossbeam lower part between the layer. The utility model discloses a penetrating sound barrier of railway sound barrier effectively weakens the pulsation load transmission, has very big bearing capacity, can reduce the transmission of vibration between the board and wipe each other and bump, improves the vibration isolation effect, improves antifatigue life.
Description
Technical Field
The utility model relates to a penetrating sound barrier of railway sound barrier, especially a penetrating type sound barrier cell board of compriseing penetrating sound insulation panel, metal section frame and damping device belongs to the vibration among the environmental protection field and falls the technical field of making an uproar.
Background
In order to solve the noise pollution generated by railway operation, sound barriers are widely applied along railways. The permeable sound insulation board of the existing railway sound barrier in China is characterized in that hollow rubber pipes are arranged on two sides of two ends of an aluminum alloy section frame, and after the permeable sound insulation board is actually put into operation, the hollow rubber pipes are easy to generate compression permanent deformation under the excitation of pulsating load, the hollow rubber pipes gradually lose elasticity, and the sealing and vibration damping functions are reduced; an omega-like solid rubber pad is adopted between the permeable sound insulation plate layers of the existing railway sound barrier, and is fixed on the plate body by rivets, so that the interlayer vibration reduction effect is poor; the existing railway sound barrier permeable sound insulation plate section bar frames are fixedly butted by adopting 45-degree oblique corners, under the action of train pulsating wind pressure, pulsating load is transmitted to the section bar frames by the permeable sound insulation plates, the section bar frames become main bearing parts, the section bar frames are fixed by the 45-degree oblique corners, the capacity of resisting the pulsating load is weaker, and the fatigue life is poorer.
Therefore, the technical problem which needs to be solved urgently in the technical field is how to provide the railway sound barrier through sound insulation plate which can effectively weaken the pulsating load, reduce the peak load of the pulsating force transmitted to the through sound insulation plate bearing frame and the H-shaped steel upright post, bear larger bearing capacity, reduce the mutual transmission of vibration between plate bodies, enhance the capacity of resisting the pulsating load and prolong the fatigue life aiming at the characteristics of the pulsating wind pressure action of the train.
SUMMERY OF THE UTILITY MODEL
The utility model aims at, to train pulsation wind pressure effect characteristics, develop a novel penetrating sound baffle of railway sound barrier, adopt damping buffer technique, effectively weaken the pulsation load, reduce the peak load that the pulsation force transmitted penetrating sound baffle load frame and H shaped steel stand, reduce the mutual transmission of vibration between the plate body, the ability of pulsation load is resisted to the reinforcing section bar frame, promotes anti fatigue life.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a penetrating sound insulation board of railway sound barrier which characterized in that: the sound insulation and sound insulation combined type aluminum alloy frame comprises a profile frame, a permeable sound insulation plate, a damping device and a rubber strip cover, wherein the profile frame comprises an aluminum alloy cross beam, an aluminum alloy stile and a corner connecting piece; the damping device comprises an interlayer adhesive tape, an embedded adhesive tape and an inter-plate-column adhesive tape; the aluminum alloy cross beam is arranged in a full-length mode and is connected with the aluminum alloy side stiles in a buckling mode, and the four corners are connected through corner connecting pieces respectively; inlay the adhesive tape and be located between section bar frame and the penetrating sound insulation panel, the adhesive tape is installed between the recess of adhesive tape lid and aluminium alloy limit club between the slab post, and the adhesive tape lid lock closes in the recess of aluminium alloy limit club, the lower part of aluminium alloy crossbeam is equipped with the adhesive tape draw-in groove, the adhesive tape is located the adhesive tape draw-in groove of aluminium alloy crossbeam lower part between the layer.
Preferably, the transparent sound insulation plate is a polymethyl methacrylate plate.
Preferably, the reinforcing ribs are embedded in the transparent sound insulation plate, so that the transparent sound insulation plate has good light transmittance and sound insulation, and meets the mechanical property index of load requirements.
Preferably, the interlayer rubber strip is an ethylene propylene diene monomer rubber strip.
Preferably, the embedding rubber strip is an ethylene propylene diene monomer foamed rubber strip.
Preferably, the rubber strip between the plate columns is an ethylene propylene diene monomer foamed rubber strip.
Preferably, the rubber strip cover is an aluminum alloy profile.
Preferably, the two end parts of the aluminum alloy cross beam are inserted into the H-shaped steel stand columns, and when the pulsating load is transmitted to the profile frame, the aluminum alloy cross beam has great capability of resisting the pulsating load, and can prolong the fatigue life.
Has the advantages that:
the utility model discloses a railway sound barrier penetrating sound insulation board, the application damping buffering technique reduces the pulsating force and transmits the peak load of penetrating sound insulation board load frame and H shaped steel stand, can effectively weaken the pulsation load transmission; the energy transmitted to the transparent sound insulation board by the pulsating load can be absorbed and consumed; the vibration isolation plate has great bearing capacity, can reduce the transmission and mutual rubbing of vibration between plates and improve the vibration isolation effect; the capability of resisting the pulsating load when the pulsating force is transmitted to the section bar frame is enhanced, and the anti-fatigue life is prolonged.
The invention is further illustrated by the accompanying drawings and the detailed description, which are not meant to limit the scope of the invention.
Drawings
Fig. 1-1 is a schematic front sectional view of the permeable sound-proof plate of the railway sound barrier of the present invention.
Fig. 1-2 are schematic cross-sectional views of the permeable sound-proof plate of the railway sound barrier of the present invention.
Fig. 1-3 are schematic side sectional views of the permeable sound-proof plate of the railway sound barrier according to the present invention.
Fig. 2 is the local enlarger of the damping structure composed of the aluminum alloy beam, the interlayer adhesive tape and the embedded adhesive tape in the permeable sound insulation board of the railway sound barrier.
Fig. 3 is a partial enlarged view of a damping structure formed by an aluminum alloy stile, an adhesive tape between plate columns and an adhesive tape cover in the permeable sound insulation board of the railway sound barrier.
Fig. 4 is a partial enlarged view of the corner connector of the railway sound barrier sound-permeable panel of the present invention.
Fig. 5 is a partial enlarged view of the rubber strip between the rubber strip cover and the plate column in the permeable sound-proof plate of the railway sound barrier.
Description of the main reference numerals:
1 aluminum alloy crossbeam 2 aluminum alloy stile
3 transparent sound insulation board 4 embedded adhesive tape
5-layer adhesive tape 6-angle connecting piece
7 adhesive tape 8 adhesive tape lid between board post
Detailed Description
Example 1
As shown in fig. 1-1, which is a schematic front sectional view of the permeable sound-insulating board of the railway sound barrier of the present invention, as shown in fig. 1-2, which is a schematic transverse sectional view of the permeable sound-insulating board of the railway sound barrier of the present invention, as shown in fig. 1-3, which is a schematic side sectional view of the permeable sound-insulating board of the railway sound barrier of the present invention, as shown in fig. 2, which is a partial enlarged view of the damping structure composed of the aluminum alloy beam, the interlayer adhesive tape and the inlaid adhesive tape in the permeable sound-insulating board of the railway sound barrier of the present invention, as shown in fig. 3, which is a partial enlarged view of the damping structure composed of the aluminum alloy stile, the inter-plate adhesive tape and the adhesive tape cover in the permeable sound-insulating board of the railway sound barrier of the present invention, as shown in fig. 4, which is a partial enlarged view of the corner connector in the permeable sound-insulating, is a partial enlarged view of the rubber strip between the rubber strip cover and the plate column in the permeable sound insulation plate of the railway sound barrier of the utility model; the sound insulation structure comprises a base, a plurality of sound insulation boards, a plurality of aluminum alloy beams, a plurality of corner connectors, a plurality of plate columns, a plurality of sound insulation boards and a plurality of aluminum alloy beams, wherein 1 is an aluminum alloy beam, 2 is an; the utility model discloses a railway sound barrier penetrating sound insulation board comprises an aluminum alloy crossbeam 1, an aluminum alloy stile 2, a penetrating sound insulation board 3, an embedded adhesive tape 4, an interlayer adhesive tape 5, an angle connecting piece 6, an inter-plate column adhesive tape 7 and an adhesive tape cover 8; the aluminum alloy cross beam 1 is arranged in a through length mode and is connected with the frame plate of the aluminum alloy stile 2 in a buckling mode, the four corners are fixedly connected through corner connecting pieces 6 respectively, and a stress frame is combined together and used for inserting the transparent sound insulation plate 3 and the embedded rubber strips 4; an embedded adhesive tape 4 is arranged between the aluminum alloy beam 1 and the transparent sound insulation plate 3; an embedded adhesive tape 4 is also arranged between the aluminum alloy stile 2 and the transparent sound insulation plate 3; the pulsating load is applied to the transparent sound insulation plate 3, one part of the load is absorbed and weakened through the embedded rubber strip 4, the other part of the load is transmitted to the aluminum alloy cross beam 1, the aluminum alloy cross beam 1 can effectively resist the energy of the pulsating load, and the fatigue resistance life of the plate body is prolonged; the inter-plate-column rubber strip 7 is arranged between the rubber strip cover 8 and the groove of the aluminum alloy stile 2, the rubber strip cover 8 is buckled in the groove of the aluminum alloy stile 2, and the inter-plate-column rubber strip 7 can effectively weaken the train pulse load transmitted to the H-shaped steel upright column by the permeable sound insulation plate 3; the lower part of the aluminum alloy beam 1 is provided with an adhesive tape clamping groove, and the interlayer adhesive tape 5 is positioned in the adhesive tape clamping groove at the lower part of the aluminum alloy beam 1, so that the aluminum alloy beam has the functions of load reduction and damping, can reduce the transmission and mutual rubbing of vibration between plates, and improves the vibration isolation effect.
The transparent sound insulation board 3 can be a polymethyl methacrylate board, reinforcing ribs are embedded in the board, and the board has good light transmittance and sound insulation and meets the mechanical property index of load requirements.
The interlayer rubber strip 5 is arranged in a rubber strip clamping groove at the lower part of the aluminum alloy beam 1, has the function of load reduction and damping, can reduce the transmission and mutual rubbing of vibration between plates, and improves the vibration isolation effect.
The embedded adhesive tape 4 is arranged between the transparent sound insulation plate and the profile frame, can absorb and consume the energy transmitted to the transparent sound insulation plate by the pulsating load, and supports the transparent sound insulation plate.
The inter-plate column rubber strip 7 is arranged between the rubber strip cover 8 and the groove of the aluminum alloy side stile 2, and can reduce train pulsation load transmitted to the H-shaped steel column by the permeable sound insulation plate.
The interlayer rubber strip 5 can be an ethylene propylene diene monomer rubber strip, and the embedding rubber strip 4 and the inter-plate-column rubber strip 7 are both ethylene propylene diene monomer foamed rubber strips.
The section bar frame (the aluminum alloy beam 1 and the aluminum alloy stile 2) and the adhesive tape cover 8 are all aluminum alloy sections.
Preferably, the aluminum alloy crossbeam and the aluminum alloy stile are fixed by adopting the angle connecting piece, the aluminum alloy crossbeam is arranged in a through length mode, two end parts of the aluminum alloy crossbeam are inserted into the H-shaped steel upright posts, and when the pulsating load is transmitted to the section bar frame, the aluminum alloy crossbeam has great capability of resisting the pulsating load, and can prolong the anti-fatigue life.
The utility model discloses a penetrating sound barrier of railway sound barrier can effectively weaken the pulsation load, reduces the peak load that the pulsation power transmitted penetrating sound barrier load frame and H shaped steel stand.
The utility model discloses a penetrating sound insulation board of railway sound barrier can absorb and consume the energy that the pulsation load transmitted penetrating sound insulation panel.
The utility model discloses a penetrating sound insulation board of railway sound barrier has the deloading damping function, can reduce the transmission of vibration between the board and rub each other and bump, improves the vibration isolation effect.
The utility model discloses a penetrating sound insulation board of railway sound barrier, aluminum alloy crossbeam 1 are main load position, and aluminum alloy crossbeam 1 adopts to lead to long arranging, and both ends cartridge has stronger ability of resisting the pulsation load in the H shaped steel stand when the pulsation load transmits for the section bar frame, can improve plate body antifatigue life.
The utility model discloses a railway sound barrier penetrating sound insulation board, the application damping buffering technique reduces the pulsating force and transmits the peak load of penetrating sound insulation board load frame and H shaped steel stand, can effectively weaken the pulsation load transmission; the energy transmitted to the transparent sound insulation board by the pulsating load can be absorbed and consumed; the vibration isolation plate has great bearing capacity, can reduce the transmission and mutual rubbing of vibration between plates and improve the vibration isolation effect; the capability of resisting the pulsating load when the pulsating force is transmitted to the section bar frame is enhanced, and the anti-fatigue life is prolonged.
Claims (8)
1. The utility model provides a penetrating sound insulation board of railway sound barrier which characterized in that: the sound insulation and sound insulation combined type aluminum alloy frame comprises a profile frame, a permeable sound insulation plate, a damping device and a rubber strip cover, wherein the profile frame comprises an aluminum alloy cross beam, an aluminum alloy stile and a corner connecting piece; the damping device comprises an interlayer adhesive tape, an embedded adhesive tape and an inter-plate-column adhesive tape; the aluminum alloy cross beam is arranged in a full-length mode and is connected with the aluminum alloy side stiles in a buckling mode, and the four corners are connected through corner connecting pieces respectively; inlay the adhesive tape and be located between section bar frame and the penetrating sound insulation panel, the adhesive tape is installed between the recess of adhesive tape lid and aluminium alloy limit club between the slab post, and the adhesive tape lid lock closes in the recess of aluminium alloy limit club, the lower part of aluminium alloy crossbeam is equipped with the adhesive tape draw-in groove, the adhesive tape is located the adhesive tape draw-in groove of aluminium alloy crossbeam lower part between the layer.
2. The railway sound barrier through sound insulation board of claim 1, wherein: the transparent sound insulation plate is a polymethyl methacrylate plate.
3. The railway sound barrier through sound insulation board of claim 2, wherein: reinforcing ribs are embedded in the transparent sound insulation board.
4. The railway sound barrier through sound insulation board of claim 3, wherein: the interlayer rubber strip is an ethylene propylene diene monomer rubber strip.
5. The railway sound barrier through sound insulation board of claim 4, wherein: the embedded rubber strip is an ethylene propylene diene monomer foamed rubber strip.
6. The railway sound barrier through sound insulation board of claim 5, wherein: the rubber strips between the plate columns are ethylene propylene diene monomer foamed rubber strips.
7. The railway sound barrier through sound insulation board of claim 6, wherein: the rubber strip cover is an aluminum alloy section.
8. The railway sound barrier through sound insulation board of claim 7, wherein: and the two end parts of the aluminum alloy cross beam are inserted into the H-shaped steel stand columns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905989.9U CN210315272U (en) | 2019-06-17 | 2019-06-17 | Permeable sound insulation board for railway sound barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920905989.9U CN210315272U (en) | 2019-06-17 | 2019-06-17 | Permeable sound insulation board for railway sound barrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210315272U true CN210315272U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920905989.9U Active CN210315272U (en) | 2019-06-17 | 2019-06-17 | Permeable sound insulation board for railway sound barrier |
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| Country | Link |
|---|---|
| CN (1) | CN210315272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110396950A (en) * | 2019-06-17 | 2019-11-01 | 中国铁道科学研究院集团有限公司节能环保劳卫研究所 | A kind of penetrating sound insulationg board of railway sound barrier |
-
2019
- 2019-06-17 CN CN201920905989.9U patent/CN210315272U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110396950A (en) * | 2019-06-17 | 2019-11-01 | 中国铁道科学研究院集团有限公司节能环保劳卫研究所 | A kind of penetrating sound insulationg board of railway sound barrier |
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