CN216443247U - Automotive interior is fire-retardant inhales sound cotton - Google Patents
Automotive interior is fire-retardant inhales sound cotton Download PDFInfo
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- CN216443247U CN216443247U CN202123100479.0U CN202123100479U CN216443247U CN 216443247 U CN216443247 U CN 216443247U CN 202123100479 U CN202123100479 U CN 202123100479U CN 216443247 U CN216443247 U CN 216443247U
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Abstract
The utility model discloses flame-retardant sound-absorbing cotton for automotive interiors, which comprises a first sound-absorbing cotton layer, wherein a first flame-retardant layer is arranged at the bottom of the first sound-absorbing cotton layer, a honeycomb-shaped absorbing layer is arranged at the top of the first sound-absorbing cotton layer, a plurality of fixing rods are fixedly connected between the inner walls of two sides of the absorbing layer, the surfaces of the fixing rods are fixedly connected with sound-absorbing sheets in a spiral shape, a plurality of first reinforcing ribs are also fixedly connected between the top and the bottom of the inner wall of the absorbing layer, a second sound-absorbing cotton layer is arranged at the top of the absorbing layer, and a second flame-retardant layer is arranged at the top of the second sound-absorbing cotton layer.
Description
Technical Field
The utility model relates to the technical field of sound-absorbing materials, in particular to flame-retardant sound-absorbing cotton for automotive interiors.
Background
In the modern society, noise pollution has become one of the main environmental pollution problems which are concerned worldwide after water pollution and air pollution. Sound-absorbing and sound-insulating materials are used for sound insulation and sound reduction, which are common means for treating noise pollution. The interior of a common automobile on the market at present is decorated with sound absorption cotton.
However, the general automobile interior flame-retardant sound-absorbing cotton has single function, such as poor corrosion resistance and flame retardance, and poor diaphragmatic effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flame-retardant sound-absorbing cotton for automotive interiors, which aims to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an automotive interior is fire-retardant inhales sound cotton, includes the cotton layer of first sound of inhaling, the bottom on the cotton layer of first sound of inhaling is provided with first fire-retardant layer, the top on the cotton layer of first sound of inhaling is provided with the absorbed layer that is the honeycomb shape, fixedly connected with a plurality of dead lever between the both sides inner wall of absorbed layer, the fixed surface of dead lever is connected with the sound piece of inhaling that is the setting of spiral shape, go back the first strengthening rib of fixedly connected with a plurality of between the top of absorbed layer inner wall and the bottom, the top of absorbed layer is provided with the second and inhales the cotton layer of sound, the top that the cotton layer of second was inhaled to the second is provided with the fire-retardant layer of second.
Preferably, a plurality of inside grooves are formed in the first sound-absorbing cotton layer and the second sound-absorbing cotton layer, and second reinforcing ribs are fixedly connected inside the inside grooves.
Preferably, the first flame-retardant layer and the first sound-absorbing cotton layer, the first sound-absorbing cotton layer and the absorption layer, the absorption layer and the second sound-absorbing cotton layer, and the second sound-absorbing cotton layer and the second flame-retardant layer are bonded through adhesive layers.
Preferably, the top of the second flame-retardant layer is coated with an anticorrosive paint layer.
Preferably, the first flame-retardant layer and the second flame-retardant layer are both flame-retardant glass fiber cloth layers, and the sound absorbing sheet is a wave absorbing sponge.
Preferably, the bottom of the first sound absorption cotton layer is provided with a bottom layer, the four corners of the bottom layer are fixedly connected with mounting blocks, and mounting holes are formed in the mounting blocks.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the cooperation of the first sound-absorbing cotton layer, the first flame-retardant layer, the bottom layer, the absorption layer, the first reinforcing ribs, the fixing rods, the sound-absorbing sheets, the second sound-absorbing cotton layer, the second flame-retardant layer, the anticorrosive coating layer and the second reinforcing ribs, the corrosion resistance is improved through the anticorrosive coating layer, and the first sound-absorbing cotton layer, the second sound-absorbing cotton layer and the absorption layer are arranged to have good integral flame retardance, so that part of noise outside the automobile can be absorbed by the first sound-absorbing cotton layer, and part of noise can penetrate into the absorption layer The absorption layer and the first sound absorption cotton layer carry out diaphragmatic sound, so that a good diaphragmatic sound effect is achieved.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view showing the internal structure of an absorbent layer according to the present invention;
FIG. 3 is a bottom view of the bottom layer of the present invention.
In the figure: 10. a first sound absorbing cotton layer; 11. a first flame retardant layer; 12. a bottom layer; 121. mounting blocks; 122. mounting holes; 13. an absorbing layer; 131. a first reinforcing rib; 132. fixing the rod; 133. a sound absorbing sheet; 14. an adhesive layer; 15. a second sound absorbing cotton layer; 16. a second flame retardant layer; 17. an anti-corrosion coating layer; 18. an inner tank; 19. and a second reinforcing rib.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a fire-retardant sound cotton of inhaling of automotive interior, including first sound cotton layer 10 of inhaling, the bottom on first sound cotton layer 10 of inhaling is provided with first fire-retardant layer 11, the top on first sound cotton layer 10 of inhaling is provided with the absorbed layer 13 that is the honeycomb shape, a plurality of dead lever 132 of fixedly connected with between the both sides inner wall of absorbed layer 13, the fixed surface of dead lever 132 is connected with and is the sound piece 133 that inhales that the spiral shape set up, still the first strengthening rib 131 of a plurality of fixedly connected with between the top of absorbed layer inner wall and the bottom, the crushing resistance of absorbed layer 13 has been improved through first strengthening rib 131, the top of absorbed layer 13 is provided with the second and inhales the cotton layer 15 of sound, the top that the cotton layer 15 was inhaled to the second is provided with the fire-retardant layer 16 of second.
Wherein, the first sound absorption cotton layer 10 and the second sound absorption cotton layer 15 are both provided with a plurality of inner grooves 18, the inner parts of the inner grooves 18 are fixedly connected with second reinforcing ribs 19, the second reinforcing ribs 19 improve the compression resistance of the first sound absorption cotton layer 10 and the second sound absorption cotton layer 15, and the stability of the utility model is improved.
Wherein, the first flame retardant layer 11 and the first sound absorption cotton layer 10, the first sound absorption cotton layer 10 and the absorption layer 13, the absorption layer 13 and the second sound absorption cotton layer 15, and the second sound absorption cotton layer 15 and the second flame retardant layer 16 are bonded through the adhesive layer 14.
Wherein the top of the second flame retardant layer 16 is coated with an anti-corrosive paint layer 17.
The first flame-retardant layer 11 and the second flame-retardant layer 16 are both flame-retardant glass fiber cloth layers, and the sound-absorbing sheet 133 is a wave-absorbing sponge.
Wherein, the bottom of first sound absorption cotton layer 10 is provided with bottom layer 12, and the equal fixedly connected with installation piece 121 in four corners department of bottom layer 12 has seted up mounting hole 122 on the installation piece 121.
The working principle is as follows: when the automobile noise absorbing device is used, the automobile noise absorbing device is integrally installed in a required area in an automobile through the installation block 121 on the bottom block, when the automobile noise absorbing device is used, the corrosion resistance is improved through the anticorrosive paint layer 17, the first sound absorbing cotton layer 10, the second sound absorbing cotton layer 15 and the absorption layer 13 are arranged, the whole flame retardance is good, part of noise outside the automobile can be absorbed through the first sound absorbing cotton layer 10, part of noise can penetrate into the absorption layer 13, the noise in the sound absorbing layer can be prevented from further passing into the second sound absorbing cotton layer 15 as much as possible through the sound absorbing sheets 133 arranged in a spiral shape, the noise is weakened constantly, on the other hand, the noise in the sound absorbing layer can be uniformly and sufficiently absorbed by the sound absorbing sheets 133, the rest of residual noise can be absorbed by the second sound absorbing cotton layer 15, and the sound generated in the automobile can pass through the second sound absorbing cotton layer 15, the absorption layer 13 and the first sound absorbing cotton layer 10 in sequence to carry out sound isolation, thereby achieving good diaphragm sound effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automotive interior is fire-retardant inhales sound cotton which characterized in that: including first sound absorption cotton layer (10), the bottom on first sound absorption cotton layer (10) is provided with first fire-retardant layer (11), the top on first sound absorption cotton layer (10) is provided with absorbed layer (13) that are the honeycomb shape, a plurality of dead lever (132) of fixedly connected with between the both sides inner wall of absorbed layer (13), the fixed surface of dead lever (132) is sound piece (133) of inhaling that the spiral shape set up, still first strengthening rib (131) of fixedly connected with a plurality of between the top of absorbed layer (13) inner wall and the bottom, the top of absorbed layer (13) is provided with the second and inhales cotton layer (15), the top that the cotton layer (15) were inhaled to the second is provided with the fire-retardant layer (16) of second.
2. The automotive interior flame-retardant sound-absorbing cotton according to claim 1, characterized in that: a plurality of inside grooves (18) have all been seted up to the inside on first sound absorption cotton layer (10) and second sound absorption cotton layer (15), the inside fixedly connected with second strengthening rib (19) of inside groove (18).
3. The automotive interior flame-retardant sound-absorbing cotton according to claim 1, characterized in that: the first flame-retardant layer (11) is bonded with the first sound-absorbing cotton layer (10), the first sound-absorbing cotton layer (10) is bonded with the absorption layer (13), the absorption layer (13) is bonded with the second sound-absorbing cotton layer (15), and the second sound-absorbing cotton layer (15) is bonded with the second flame-retardant layer (16) through adhesive layers (14).
4. The automotive interior flame-retardant sound-absorbing cotton according to claim 1, characterized in that: the top of the second flame-retardant layer (16) is coated with an anticorrosive paint layer (17).
5. The automotive interior flame-retardant sound-absorbing cotton according to claim 1, characterized in that: the first flame-retardant layer (11) and the second flame-retardant layer (16) are both flame-retardant glass fiber cloth layers, and the sound absorption sheet (133) is a wave-absorbing sponge.
6. The automotive interior flame-retardant sound-absorbing cotton according to claim 1, characterized in that: the bottom of the first sound absorption cotton layer (10) is provided with a bottom layer (12), mounting blocks (121) are fixedly connected to four corners of the bottom layer (12), and mounting holes (122) are formed in the mounting blocks (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123100479.0U CN216443247U (en) | 2021-12-10 | 2021-12-10 | Automotive interior is fire-retardant inhales sound cotton |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123100479.0U CN216443247U (en) | 2021-12-10 | 2021-12-10 | Automotive interior is fire-retardant inhales sound cotton |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216443247U true CN216443247U (en) | 2022-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123100479.0U Active CN216443247U (en) | 2021-12-10 | 2021-12-10 | Automotive interior is fire-retardant inhales sound cotton |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216443247U (en) |
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2021
- 2021-12-10 CN CN202123100479.0U patent/CN216443247U/en active Active
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