CN216805335U - Automotive interior sound insulation material - Google Patents
Automotive interior sound insulation material Download PDFInfo
- Publication number
- CN216805335U CN216805335U CN202122737776.XU CN202122737776U CN216805335U CN 216805335 U CN216805335 U CN 216805335U CN 202122737776 U CN202122737776 U CN 202122737776U CN 216805335 U CN216805335 U CN 216805335U
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- Prior art keywords
- upper side
- cotton
- sound insulation
- sound
- automotive interior
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- 239000012774 insulation material Substances 0.000 title claims abstract description 23
- 229920000742 Cotton Polymers 0.000 claims abstract description 75
- 238000009413 insulation Methods 0.000 claims abstract description 65
- 239000002131 composite material Substances 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 36
- 239000003292 glue Substances 0.000 claims abstract description 6
- 239000010410 layer Substances 0.000 claims description 36
- 239000000853 adhesive Substances 0.000 claims description 20
- 238000013016 damping Methods 0.000 claims description 14
- 239000011810 insulating material Substances 0.000 claims description 14
- 239000011491 glass wool Substances 0.000 claims description 13
- 230000001070 adhesive effect Effects 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000002344 surface layer Substances 0.000 claims description 3
- 238000005034 decoration Methods 0.000 claims 2
- 239000012814 acoustic material Substances 0.000 claims 1
- 210000002268 wool Anatomy 0.000 claims 1
- 238000000926 separation method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
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- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The utility model belongs to the technical field of automobile articles, and particularly relates to an automobile interior sound insulation material which comprises a first decorative layer and further comprises: the sound insulation mechanism is arranged on the upper side of the veneer layer, the heat insulation mechanism is arranged on the upper side of the sound insulation mechanism, the sound insulation mechanism comprises a first composite wave crest cotton and a second composite wave crest cotton, the second composite wave crest cotton is arranged on the upper side of the veneer layer, the first composite wave crest cotton is bonded on the upper side of the second composite wave crest cotton, a groove is formed in the upper side of the second composite wave crest cotton, a glue layer is filled in the inner side of the groove, a sound-absorbing soft package is arranged on the lower side of the composite wave crest cotton, and the lower end of the sound-absorbing soft package is bonded on the inner side of the groove. Through setting up a sound insulation material that thermal-insulated effectual that gives sound insulation, carry out the separation layer upon layer to engine noise, still have the characteristics that carry out the separation to engine heat wave.
Description
Technical Field
The utility model relates to the technical field of automobile articles, in particular to an automobile interior sound insulation material.
Background
The automobile sound insulation is a means of ensuring the reduction of the noise in the automobile by adding a noise absorbing material, so that the sound insulation of the whole automobile is specific to different parts of the automobile, the generated noise with different frequencies is combined by adopting different materials, and the purpose of noise reduction is achieved.
The existing automotive interior sound insulation material is thin, the sound insulation effect on the noise of an automotive engine is poor, and the heat waves generated by a transmitter cannot be blocked, so that the heat waves can enter the interior of the automobile.
SUMMERY OF THE UTILITY MODEL
The present invention has been made in view of the above and/or other problems occurring in the prior art soundproof material for automotive interiors.
Therefore, the utility model aims to provide an automotive interior sound insulation material, which is characterized in that engine noise is isolated layer by arranging the sound insulation material with good sound insulation and heat insulation effects, and engine hot waves are isolated, so that the problems that the existing automotive interior sound insulation material is thin, the sound insulation effect on the noise of an automotive engine is poor, the hot waves generated by a transmitter cannot be isolated, and the hot waves can enter the automobile are solved.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
an automotive interior sound insulating material, comprising: the first finishing layer further comprises: the heat insulation device comprises a sound insulation mechanism and a heat insulation mechanism, wherein the sound insulation mechanism is arranged on the upper side of the veneer layer, and the heat insulation mechanism is arranged on the upper side of the sound insulation mechanism.
As a preferable aspect of the automotive interior sound-insulating material of the present invention, wherein: the sound insulation mechanism comprises a first composite wave crest cotton and a second composite wave crest cotton, the second composite wave crest cotton is arranged on the upper side of the decorative surface layer, and the first composite wave crest cotton is bonded to the upper side of the second composite wave crest cotton.
As a preferable aspect of the automotive interior sound-insulating material of the present invention, wherein: the two upper sides of the composite wave crest cotton are provided with grooves, glue layers are filled in the inner sides of the grooves, sound-absorbing soft bags are arranged on one lower side of the composite wave crest cotton, and the lower ends of the sound-absorbing soft bags are bonded in the inner sides of the grooves.
As a preferable aspect of the automotive interior sound-insulating material of the present invention, wherein: and a spring is arranged on the upper side of the composite wave crest cotton, and a self-adhesive sound-insulating felt is arranged on the upper side of the spring.
As a preferable aspect of the automotive interior sound-insulating material of the present invention, wherein: the self-adhesion deadening felt upper end bonds the acoustic cloth, the damping soundproof cotton that bonds of acoustic cloth upside.
As a preferable aspect of the automotive interior sound-insulating material of the present invention, wherein: the lower side of the first facing layer is bonded with the first double-sided adhesive sheet, the upper side of the first facing layer is provided with an aluminum wire, and the aluminum wire is arranged at a concave position at the lower end of the second composite wave crest cotton.
As a preferable aspect of the automotive interior sound-insulating material of the present invention, wherein: the heat insulation mechanism comprises superfine glass wool and a vacuum heat insulation plate, the superfine glass wool is bonded on the upper side of the damping sound insulation cotton, and the vacuum heat insulation plate is bonded on the upper side of the superfine glass wool.
As a preferable aspect of the automotive interior sound-insulating material of the present invention, wherein: high silicon-oxygen cotton is sewn on the upper side of the vacuum heat insulation plate, a second double-sided adhesive sheet is bonded on the upper side of the high silicon-oxygen cotton, and a second decorative layer is sewn on the upper side of the second double-sided adhesive sheet.
As a preferable aspect of the automotive interior sound-insulating material of the present invention, wherein: and the side ends of the first finishing layer, the sound insulation mechanism and the heat insulation mechanism are bonded with bonding sheets.
Compared with the prior art:
through setting up a sound-proof material that thermal-insulated effectual gives sound insulation, carry out the separation layer upon layer to the engine noise, still have the characteristics that carry out the separation to the engine heat wave, sound-proof mechanism has and makes sound-proof material have better syllable-dividing characteristic, and heat-proof mechanism has and makes sound-proof material also have better thermal-insulated characteristic simultaneously, prevents that the heat around the engine from to the inside transmission of car.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a cut-away view of a first composite peak cotton and a second composite peak cotton according to the present invention;
FIG. 3 is a top view of a first facing layer of the present invention;
fig. 4 is a top view of the self-adhesive acoustic blanket of the present invention.
In the figure: the sound-absorbing and sound-insulating composite material comprises a first decorative layer 1, an adhesive sheet 11, a sound-insulating mechanism 2, first composite crest cotton 21, a sound-absorbing soft bag 211, second composite crest cotton 22, a groove 221, a glue layer 222, an aluminum wire 23, damping sound-insulating cotton 24, a self-adhesive sound-insulating felt 25, sound-insulating cloth 251, first double-sided rubber sheets 26, a spring 27, a heat-insulating mechanism 3, superfine glass cotton 31, a vacuum heat-insulating plate 32, high-silicon-oxygen cotton 33, second double-sided rubber sheets 34 and a second decorative layer 35.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The utility model provides an automotive interior sound insulation material, which has the advantages of isolating engine noise layer by layer and isolating engine heat waves by arranging a sound insulation material with good sound insulation and heat insulation effects, and please refer to fig. 1-4, the automotive interior sound insulation material comprises a first decorative layer 1 and further comprises: a sound insulation mechanism 2 and a heat insulation mechanism 3;
further, the soundproof mechanism 2 is arranged on the upper side of the first veneer layer 1, the soundproof mechanism 2 comprises first composite crest cotton 21 and second composite crest cotton 22, the second composite crest cotton 22 is arranged on the upper side of the first veneer layer 1, the first composite crest cotton 21 is adhered to the upper side of the second composite crest cotton 22, a groove 221 is formed in the upper side of the second composite crest cotton 22, a glue layer 222 is filled in the groove 221, a soft sound-absorbing package 211 is arranged on the lower side of the first composite crest cotton 21, the lower end of the soft sound-absorbing package 211 is adhered to the inner side of the groove 221, a spring 27 is arranged on the upper side of the first composite crest cotton 21, a self-adhesive soundproof felt 25 is arranged on the upper side of the spring 27, a soundproof cloth 251 is adhered to the upper end of the self-adhesive soundproof felt 25, damping soundproof cotton 24 is adhered to the upper side of the soundproof cloth 251, a first double-faced rubber sheet 26 is adhered to the lower side of the first veneer layer 1, an aluminum wire 23 is arranged on the upper side of the first veneer layer 1, the lower end of the second composite crest cotton 22, concretely, the soundproof mechanism 2 has good soundproof characteristic, the first composite crest cotton 21 and the second composite crest cotton 22 are wavy, have the functions of sound insulation, noise reduction and noise reduction, the inner side of the groove 221 is inserted with the function of the sound-absorbing soft bag 211, the glue layer 222 is convenient to bond with the function of the sound-absorbing soft bag 211, the sound-absorbing soft bag 211 has the characteristics of sound absorption, heat insulation and fire prevention, the spring 27 enables a sound-insulating material to have the characteristic of shock absorption while sound insulation is carried out, the two sides of the self-adhesive deadening felt 25 are sticky, the self-adhesive deadening felt 25 has better sound insulation and absorption effects, the deadening cloth 251 has better fire resistance, the deadening cloth 251 is good in environmental protection and free of pungent smell, the damping deadening cotton 24 not only has the characteristic of environmental protection E1 grade of common polyester fiber sound-absorbing cotton, the characteristic of fire protection B1 grade, the acoustic performance is different from common polyester fiber sound-absorbing cotton, the composite crest cotton is of a layered structure, the density is stepped, the hand feeling is softer, and has the characteristic of full frequency, the first double-sided film 26 has the effect of conveniently pasting the lower side of the sound insulation material and the vehicle body, and the aluminum wires 23 have the flexibility of increasing the sound insulation material, so that the sound insulation material can be bent.
Further, the heat insulation mechanism 3 is arranged on the upper side of the sound insulation mechanism 2, the heat insulation mechanism 3 comprises superfine glass wool 31 and a vacuum heat insulation board 32, the superfine glass wool 31 is adhered on the upper side of the damping sound insulation cotton 24, the vacuum heat insulation board 32 is adhered on the upper side of the superfine glass wool 31, high silicon cotton 33 is sewn on the upper side of the vacuum heat insulation board 32, a double-sided adhesive sheet 34 is adhered on the upper side of the high silicon cotton 33, and a facing layer 35 is sewn on the upper side of the double-sided adhesive sheet 34, concretely, the heat insulation mechanism 3 has the advantages that the sound insulation material has better heat insulation property at the same time, the heat around the engine is prevented from being transmitted to the interior of the vehicle, the superfine glass wool 31 is light in weight, low in heat conductivity, good in heat insulation and sound absorption property, corrosion resistance, heat resistance, frost resistance, shock resistance, worm damage resistance, skin puncture resistance and good chemical stability, is convenient to install and durable, the vacuum heat insulation board 32 is formed by compounding a filling core material and a vacuum protection surface layer, the vacuum heat-insulating plate 32 has high temperature resistance, high compressive strength and long service life, and is not easy to fall off after being installed, so that the safety performance of the vacuum heat-insulating plate is higher, the high-silicon cotton 33 has good corrosion resistance, the vacuum heat-insulating plate can normally and continuously work under the conditions of high heat and strong radiation, the double-sided film II 34 has better heat resistance and heat insulation, the double-sided film II 34 has the function of bonding the facing layer II 35 and the high-silicon cotton 33, and the facing layer II 35 has the function of protecting the outer side of the sound-insulating material.
Further, the adhesive sheet 11 is adhered to the side ends of the facing layer 1, the sound insulation mechanism 2 and the heat insulation mechanism 3, and specifically, the adhesive sheet 11 has an effect of adhering the side ends of the facing layer 1, the sound insulation mechanism 2 and the heat insulation mechanism 3.
When the damping soundproof cotton is used specifically, the outer side of a double-sided rubber sheet I26 on the lower side of a facing layer I1 is bonded to the rear end of an engine compartment, an ultrafine glass wool 31 is bonded to the upper side of a damping soundproof cotton 24, a vacuum heat insulation board 32 is bonded to the upper side of the ultrafine glass wool 31, a high silicon-oxygen cotton 33 is sewn on the upper side of the vacuum heat insulation board 32, heat waves generated by an engine are respectively blocked by the ultrafine glass wool 31, the vacuum heat insulation board 32 and the high silicon-oxygen cotton 33, the vacuum heat insulation board 32 is high in high temperature resistance and high in compressive strength and long in service life, and is not easy to fall off after being installed, so that the safety performance of the damping soundproof cotton is higher, a composite crest cotton II 22 is arranged on the upper side of the facing layer I1, a composite crest II 21 is bonded to the upper side of the composite crest II 22, a self-adhesion soundproof felt 25 is installed on the upper side of a spring 27, a soundproof cloth 251 is bonded to the upper end of the self-adhesion felt 25, the soundproof cotton 251 is bonded with the damping soundproof cotton 24, and the damping soundproof cotton 24 not only has the environmental E1 grade of common polyester fiber soundproof cotton, fire control B1 level's characteristic, it is different from general polyester fiber in the acoustic performance and inhales the sound cotton, it is the laminated stack structure, density is the echelonment, it is softer in feeling, the characteristics of full frequency sound absorption have, the noise that the engine produced is respectively by compound crest cotton 21, inhale the soft package of sound 211, compound crest cotton two 22, damping soundproof cotton 24, self-adhesion deadening felt 25 and acoustic cloth 251 carry out the sound insulation and inhale the sound, effectually the engine noise is isolated off, prevent that the noise from passing in the car, aluminium silk 23 is placed to 1 upside on the finish coat, aluminium silk 23 sets up in compound crest cotton two 22 lower extreme depressed parts, has the pliability that increases sound insulation material, make sound insulation material conveniently buckle.
While the utility model has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the various features of the disclosed embodiments of the utility model may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the utility model not be limited to the particular embodiments disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (9)
1. The utility model provides an automotive interior acoustic material, includes finish coat one (1), its characterized in that still includes: the decoration device comprises a sound insulation mechanism (2) and a heat insulation mechanism (3), wherein the sound insulation mechanism (2) is arranged on the upper side of a first decoration surface layer (1), and the heat insulation mechanism (3) is arranged on the upper side of the sound insulation mechanism (2).
2. The automotive interior acoustic insulating material according to claim 1, wherein the acoustic insulating mechanism (2) comprises first composite peak cotton (21) and second composite peak cotton (22), the second composite peak cotton (22) is disposed on the upper side of the first facing layer (1), and the first composite peak cotton (21) is bonded to the upper side of the second composite peak cotton (22).
3. The automotive interior sound insulation material according to claim 2, characterized in that the second composite wave cotton (22) is provided with a groove (221) at the upper side, a glue layer (222) is filled inside the groove (221), a soft sound-absorbing package (211) is arranged at the lower side of the first composite wave cotton (21), and the lower end of the soft sound-absorbing package (211) is bonded inside the groove (221).
4. The automotive interior acoustic insulation material according to claim 2, wherein the composite crest cotton I (21) is provided with a spring (27) at the upper side thereof, and the spring (27) is provided with a self-adhesive deadening felt (25) at the upper side thereof.
5. The automotive interior acoustic insulating material according to claim 4, wherein the self-adhesive deadening felt (25) is bonded at its upper end with a deadening cloth (251), and the deadening cloth (251) is bonded at its upper side with damping soundproof cotton (24).
6. The automotive interior sound insulation material as claimed in claim 2, wherein the first facing layer (1) is bonded with a first double-sided film (26) at the lower side, aluminum wires (23) are placed on the upper side of the first facing layer (1), and the aluminum wires (23) are arranged at the lower end of the second composite crest cotton (22) in a concave manner.
7. The automotive interior acoustic insulating material according to claim 1, wherein the heat insulating means (3) comprises ultra-fine glass wool (31) and a vacuum insulation panel (32), the ultra-fine glass wool (31) is bonded to the upper side of the damping acoustic insulating wool (24), and the vacuum insulation panel (32) is bonded to the upper side of the ultra-fine glass wool (31).
8. The automotive interior sound insulation material as claimed in claim 7, wherein the vacuum insulation panel (32) is sewn with a high silicon cotton (33) on the upper side, a second double-sided adhesive sheet (34) is bonded on the upper side of the high silicon cotton (33), and a second facing layer (35) is sewn on the upper side of the second double-sided adhesive sheet (34).
9. The automotive interior sound insulation material as claimed in claim 1, wherein an adhesive sheet (11) is adhered to the side ends of the first facing layer (1), the sound insulation means (2) and the heat insulation means (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737776.XU CN216805335U (en) | 2021-11-10 | 2021-11-10 | Automotive interior sound insulation material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122737776.XU CN216805335U (en) | 2021-11-10 | 2021-11-10 | Automotive interior sound insulation material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216805335U true CN216805335U (en) | 2022-06-24 |
Family
ID=82047999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122737776.XU Expired - Fee Related CN216805335U (en) | 2021-11-10 | 2021-11-10 | Automotive interior sound insulation material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216805335U (en) |
-
2021
- 2021-11-10 CN CN202122737776.XU patent/CN216805335U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220624 |