CN216659137U

CN216659137U - Sound absorption cotton with upright sound absorption cotton layer

Info

Publication number: CN216659137U
Application number: CN202123037067.7U
Authority: CN
Inventors: 蒋筱岚; 毛利君
Original assignee: Suzhou Shuozhan Vehicle Accessories Co ltd
Current assignee: Suzhou Shuozhan Vehicle Accessories Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-06-03
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to the field of sound absorption cotton, and discloses sound absorption cotton with an upright sound absorption cotton layer, which comprises a base layer, wherein the top and the bottom of the base layer are respectively provided with an upright sound absorption cotton layer I and an upright sound absorption cotton layer II, the top of the upright sound absorption cotton layer I is provided with a filling layer I, the bottom of the upright sound absorption cotton layer II is provided with a filling layer II, the top of the filling layer I is provided with a thermal insulation layer I, the bottom of the filling layer II is provided with a thermal insulation layer II, the top of the thermal insulation layer I is provided with a non-woven fabric layer I, the bottom of the thermal insulation layer II is provided with a non-woven fabric layer II, the top of the non-woven fabric layer I is provided with a waterproof layer I, and the bottom of the non-woven fabric layer II is provided with a waterproof layer II. The utility model has the following advantages and effects: can conveniently improve and inhale sound effect, improve and inhale cotton heat resistance of sound and waterproof nature, and then effectively improve and inhale cotton life of sound.

Description

Sound absorption cotton with upright sound absorption cotton layer

Technical Field

The utility model relates to the technical field of sound-absorbing cotton, in particular to sound-absorbing cotton with an upright sound-absorbing cotton layer.

Background

At present, the sound-absorbing cotton widely used in the field of automotive interior trim is mostly arranged on the inner side of an automotive interior trim part and is used for absorbing noise emitted by an engine and slowing down vibration of parts.

The sound insulation performance of sound-absorbing cotton used for automobiles in the prior art is poor, so that the sound-absorbing effect is poor, and the service life of the sound-absorbing material is short due to the poor heat resistance and water resistance of the sound-absorbing cotton.

Therefore, it is required to design a sound-absorbing cotton with a vertical sound-absorbing cotton layer, which can conveniently improve the sound-absorbing effect, and improve the heat resistance and the water resistance.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide sound-absorbing cotton with a vertical sound-absorbing cotton layer, which has the effects of conveniently improving the sound-absorbing effect and improving the heat resistance and the waterproofness.

The technical purpose of the utility model is realized by the following technical scheme: the novel sound-absorbing base layer comprises a base layer, the top and the bottom of the base layer are respectively provided with a vertical sound-absorbing cotton layer I and a vertical sound-absorbing cotton layer II, the vertical sound-absorbing cotton layer I is provided with a filling layer I, the vertical sound-absorbing cotton layer II is provided with a filling layer II, the filling layer I is provided with a thermal insulation layer I, the filling layer II is provided with a thermal insulation layer II, the thermal insulation layer I is provided with a non-woven fabric layer I, the thermal insulation layer II is provided with a non-woven fabric layer II, the non-woven fabric layer I is provided with a waterproof layer I, and the non-woven fabric layer II is provided with a waterproof layer II.

The utility model is further provided with: and a plurality of hole bodies are formed in the first filling layer and the second filling layer, and a plurality of rubber bulges are arranged in the hole bodies.

The utility model is further provided with: the first non-woven fabric layer and the second non-woven fabric layer are both spunlace non-woven fabrics.

The utility model is further provided with: the first heat insulation layer and the second heat insulation layer are both heat insulation cotton.

The utility model is further provided with: the first waterproof layer and the second waterproof layer are both waterproof films.

Through adopting above-mentioned technical scheme, effectually inhale the sound cotton and carry out waterproofly.

The utility model is further provided with: the thickness of the vertical sound-absorbing cotton layer I and the thickness of the vertical sound-absorbing cotton layer II are both 6-8 mm.

Through adopting above-mentioned technical scheme, play better sound absorption effect.

The beneficial effects of the utility model are:

1. according to the utility model, through the arrangement of the hole body, the rubber bulge, the vertical sound-absorbing cotton layer I and the vertical sound-absorbing cotton layer II, noise impacts the rubber bulge to primarily absorb sound, and then the sound is absorbed by the vertical sound-absorbing cotton layer I and the vertical sound-absorbing cotton layer II, so that the sound-absorbing effect is effectively improved;

2. according to the utility model, through the arrangement of the waterproof layer I, the waterproof layer II, the heat insulation layer I and the heat insulation layer II, the sound absorption cotton can be effectively subjected to waterproof heat insulation treatment, and the service life of the sound absorption cotton is prolonged.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural view of a sound-absorbing cotton with a vertical sound-absorbing cotton layer according to the present invention.

Fig. 2 is a schematic cross-sectional view of a sound-absorbing cotton with a vertical sound-absorbing cotton layer according to the present invention.

Fig. 3 is a schematic view of a portion a of fig. 2.

In the figure, 1, base layer; 2. a vertical sound absorption cotton layer I; 3. a second vertical sound-absorbing cotton layer; 4. filling a first layer; 5. a second filling layer; 6. a first heat insulation layer; 7. a second heat insulation layer; 8. a first non-woven fabric layer; 9. a second non-woven fabric layer; 10. a first waterproof layer; 11. a second waterproof layer; 12. a porous body; 13. and (4) rubber bulges.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

Referring to fig. 1, 2 and 3, the utility model provides a sound-absorbing cotton with a vertical sound-absorbing cotton layer, which comprises a base layer 1, wherein a vertical sound-absorbing cotton layer I2 and a vertical sound-absorbing cotton layer II 3 are respectively arranged at the top and the bottom of the base layer 1, a filling layer I4 is arranged at the top of the vertical sound-absorbing cotton layer I2, a filling layer II 5 is arranged at the bottom of the vertical sound-absorbing cotton layer II 3, a plurality of holes 12 are respectively formed in the filling layer I4 and the filling layer II 5, a plurality of rubber bulges 13 are arranged in the holes 12 for primarily absorbing sound of noise, a heat-insulating layer I6 is arranged at the top of the filling layer I4, a heat-insulating layer II 7 is arranged at the bottom of the filling layer II 5, a non-woven fabric layer I8 is arranged at the top of the heat-insulating layer I6, a non-woven fabric layer II 9 is arranged at the bottom of the heat-insulating layer II 7, a water-proof layer I10 is arranged at the top of the non-woven fabric layer I8, a water-proof layer II 11 is arranged at the bottom of the non-woven fabric layer I4 and the filling layer II 5, set up protruding 13 of rubber in the hole body 12 on the filling layer, can be so that noise striking rubber is protruding 13 to the cooperation is upright to inhale cotton layer 2 of sound and upright inhale cotton layer two 3 of sound, and effectual improvement sound absorption effect, and through insulating layer one 6, insulating layer two 7, waterproof layer one 10 and waterproof layer two 11 that set up, the improvement is inhaled cotton thermal-insulated and the water-proof effects of sound, and then can effectual improvement inhale cotton life of sound.

According to the drawings shown in fig. 2 and 3, the first non-woven fabric layer 8 and the second non-woven fabric layer 9 are both spunlace non-woven fabrics, the first heat insulation layer 6 and the second heat insulation layer 7 are both heat insulation cotton, and the first waterproof layer 10 and the second waterproof layer 11 are both waterproof films, so that the heat insulation and waterproof performance of the sound absorption cotton is improved.

According to the figure 1, the thicknesses of the first vertical sound absorption cotton layer 2 and the second vertical sound absorption cotton layer 3 are both 6-8mm, and sound absorption treatment is further carried out on noise.

The sound-absorbing cotton with the upright sound-absorbing cotton layer provided by the utility model is described in detail above. The principles and embodiments of the present invention have been described herein using specific examples, which are set forth only to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a take upright inhale cotton of inhaling of cotton layer of sound, a serial communication port, including basic unit (1), basic unit (1) top and bottom are equipped with respectively upright inhale cotton layer (2) of sound and upright inhale cotton layer two (3) of sound, upright inhale cotton layer (2) top of sound and be equipped with filling layer one (4), upright inhale cotton layer two (3) bottom of sound and be equipped with filling layer two (5), filling layer one (4) top is equipped with insulating layer one (6), filling layer two (5) bottom is equipped with insulating layer two (7), insulating layer one (6) top is equipped with non-woven fabrics layer one (8), insulating layer two (7) bottom is equipped with non-woven fabrics layer two (9), non-woven fabrics layer one (8) top is equipped with waterproof layer one (10), non-woven fabrics layer two (9) bottom is equipped with waterproof layer two (11).

2. The sound-absorbing cotton with the upright sound-absorbing cotton layer as claimed in claim 1, wherein the first filling layer (4) and the second filling layer (5) are both provided with a plurality of holes (12), and a plurality of rubber protrusions (13) are arranged in the holes (12).

3. The sound-absorbing cotton with upright sound-absorbing cotton layer as claimed in claim 1, wherein the first non-woven fabric layer (8) and the second non-woven fabric layer (9) are both spunlace non-woven fabrics.

4. The sound-absorbing cotton with the upright sound-absorbing cotton layer as claimed in claim 1, wherein the first heat-insulating layer (6) and the second heat-insulating layer (7) are both made of heat-insulating cotton.

5. The sound-absorbing cotton with the upright sound-absorbing cotton layer as claimed in claim 1, wherein the first waterproof layer (10) and the second waterproof layer (11) are both waterproof films.

6. The sound-absorbing cotton with the upright sound-absorbing cotton layer as claimed in claim 1, wherein the thickness of the upright sound-absorbing cotton layer one (2) and the upright sound-absorbing cotton layer two (3) is 6-8 mm.