CN212708331U - SMS sound-absorbing cotton based on online compounding - Google Patents
SMS sound-absorbing cotton based on online compounding Download PDFInfo
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- CN212708331U CN212708331U CN202021266895.0U CN202021266895U CN212708331U CN 212708331 U CN212708331 U CN 212708331U CN 202021266895 U CN202021266895 U CN 202021266895U CN 212708331 U CN212708331 U CN 212708331U
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Abstract
The utility model discloses a sound cotton is inhaled to SMS based on online complex, including the basic unit, the upper and lower both sides of basic unit all are equipped with the tensile layer, one side that the basic unit was kept away from to the tensile layer is provided with the surface course, the surface of surface course is the wave setting, basic unit from the top down comprises first non-woven fabrics layer, hollow fiber layer, second non-woven fabrics layer and third non-woven fabrics layer in proper order. The utility model discloses a surface course surface is the wave setting, the sound effect of inhaling has been improved, the surface course is by PP 65% + PET 35% through the compound shaping of spinning and the mixed hot rolling of cellosilk, make the fibre web of surface course seem more fluffy, softer, be richer in elasticity, make the surface course be difficult to the embrittlement, and the surface course is connected with the tensile layer, the tensile layer is woven perpendicularly by first memory wire and second memory wire and is connected, the support to the surface course has been improved through the tensile layer, make the surface course resilience good, be difficult to the embrittlement, can keep inhaling the unchangeable of cotton whole shape of sound.
Description
Technical Field
The utility model relates to an inhale the cotton field of sound, concretely relates to online compound SMS inhales sound cotton.
Background
The sound-absorbing cotton can be divided into glass fiber sound-absorbing cotton and polyester fiber sound-absorbing cotton, and the two products are different and have basically the same sound-absorbing effect. However, the glass fiber is not environment-friendly, is inconvenient to construct, and easily causes itching when touching human skin. The automobile acoustic sound-absorbing cotton is a material arranged between an automobile interior trim part and an automobile body, and has the characteristics of sound absorption, heat insulation, shock absorption and the like, so the automobile acoustic sound-absorbing cotton generally adopts polyester fiber sound-absorbing cotton fiber. The sound absorption performance of the sound absorption cotton can directly influence the driving comfort of the whole vehicle, and can seriously damage the body and mind of drivers and passengers.
At present, the existing SMS sound-absorbing cotton has the defect that the surface layer is easy to become brittle.
Therefore, the invention is necessary to solve the above problems based on the SMS sound absorption cotton compounded on line.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sound is inhaled to SMS based on online complex, the surface course surface is the wave setting, the sound effect of inhaling has been improved, the surface course is by PP 65% + PET 35% through the compound hot rolling shaping of spinning and cellosilk mixture, make the fibre web of surface course seem more fluffy, softer, be richer in elasticity, make the surface course be difficult to fragile change, and the surface course is connected with the tensile layer, the tensile layer is woven perpendicularly by first memory wire and second memory wire and is connected, the support to the surface course has been improved through the tensile layer, make surface course resilience good, be difficult to fragile change, can keep inhaling the whole shape of sound cotton unchangeable, with the above-mentioned weak point in the solution technique.
In order to achieve the above object, the present invention provides the following technical solutions: inhale sound cotton based on online complex SMS, including the basic unit, the upper and lower both sides of basic unit all are equipped with the tensile layer, one side that the basic unit was kept away from to the tensile layer is provided with the surface course, the surface of surface course is the wave setting, the basic unit from the top down comprises first non-woven fabrics layer, hollow fiber layer, second non-woven fabrics layer and third non-woven fabrics layer in proper order.
Preferably, the surface layer is formed by spinning and hot rolling composite molding of PP 65% + PET 35% through mixing.
Preferably, the tensile layer is formed by vertically weaving and connecting a first memory metal wire and a second memory metal wire, and the first memory metal wire and the second memory metal wire are arranged into a nickel-titanium alloy memory metal wire with the thickness of 0.025 mm-0.03 mm.
Preferably, the first nonwoven fabric layer and the third nonwoven fabric layer are both provided as PET spunbond nonwoven fabric layers.
Preferably, the hollow fiber layer is provided as a PET hollow fiber having a crimp structure.
Preferably, the second nonwoven fabric layer is a PP melt-blown nonwoven fabric.
In the technical scheme, the utility model provides a technological effect and advantage:
be the wave through the surface course surface and set up, the sound effect of inhaling has been improved, the surface course is by PP 65% + PET 35% through the compound hot rolling composite forming of spinning and cellosilk, make the fibre web of surface course seem more fluffy, softer, more rich in elasticity, make the surface course be difficult to the embrittlement, and the surface course is connected with the tensile layer, the tensile layer is woven perpendicularly by first memory wire and second memory wire and is connected, the support to the surface course has been improved through the tensile layer, make the surface course resilience good, be difficult to the embrittlement, can keep inhaling the cotton whole shape of sound unchangeable.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a basic diagram of the present invention;
fig. 3 is a top view of the tensile layer of the present invention.
Description of reference numerals:
1 base layer, 2 tensile layers, 3 surface layers, 4 first non-woven fabric layers, 5 hollow fiber layers, 6 second non-woven fabric layers and 7 third non-woven fabric layers.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a sound is inhaled based on online compound SMS as shown in fig. 1-3, including basic unit 1, the upper and lower both sides of basic unit 1 all are equipped with tensile layer 2, one side that basic unit 1 was kept away from to tensile layer 2 is provided with surface course 3, surface course 3's surface is the wave setting, basic unit 1 from the top down comprises first non-woven fabrics layer 4, hollow fiber layer 5, second non-woven fabrics layer 6 and third non-woven fabrics layer 7 in proper order.
Further, in the above technical solution, the face layer 3 is formed by spinning and fiber filament mixing, hot rolling and compounding PP 65% + PET 35%, so that the fiber web of the face layer 3 is bulkier, softer and more elastic, and the face layer 3 is not easily brittle.
Furthermore, in the above technical solution, the tensile layer 2 is formed by vertically weaving and connecting a first memory metal wire 8 and a second memory metal wire 9, the first memory metal wire 8 and the second memory metal wire 9 are nickel-titanium alloy memory metal wires with a thickness of 0.025mm to 0.03mm, and the tensile layer 2 improves the support of the surface layer 3, so that the surface layer 3 has good resilience and is not easily brittle, and the overall shape of the sound-absorbing cotton can be kept unchanged.
Furthermore, in the above technical solution, the first nonwoven fabric layer 4 and the third nonwoven fabric layer 7 are both PET spunbonded nonwoven fabrics, which have the advantages of aging resistance, ultraviolet resistance, high elongation, good stability and air permeability, corrosion resistance, sound insulation, moth resistance, no toxicity, etc.
Further, in the above technical scheme, the hollow fiber layer 5 is configured as a PET hollow fiber having a crimp structure, so that an internal pore structure is improved, and a sound absorption effect is good.
Further, in the above technical scheme, the second nonwoven fabric layer 6 is a PP melt-blown nonwoven fabric, which has a good sound absorption effect.
The implementation mode is specifically as follows: the surface of the surface layer 3 is arranged in a wave shape, the contact area with noise is increased, more noise can be absorbed, the surface layer 3 is formed by spinning and fiber silk mixing and hot rolling compounding of PP 65% + PET 35%, so that a fiber net of the surface layer 3 is fluffy, softer and more elastic, the surface layer 3 is not easy to brittle change, the surface layer 3 is connected with a tensile layer 2, the tensile layer 2 is vertically woven and connected by a first memory metal wire 8 and a second memory metal wire 9, the support to the surface layer 3 is improved through the tensile layer 2, the surface layer 3 has good resilience and is not easy to brittle change, the whole shape of the sound-absorbing cotton can be kept unchanged, the base layer 1 is formed by compounding a first non-woven fabric layer 4, a hollow fiber layer 5, a second non-woven fabric layer 6 and a third non-woven fabric layer 7, the first non-woven fabric layer 4 and the third non-woven fabric layer 7 are both arranged as PET spun-bonded non-woven fabric layers, the hollow fiber layer 5 is arranged as PET, second non-woven fabrics layer 6 sets up to PP melt-blown non-woven fabrics, can increase the disordered degree of inhaling cotton inside pore structure and fibre arrangement of sound, increases the dissipation degree of sound propagation energy, promotes to inhale the sound effect, makes that to inhale the cotton sound performance of inhaling of sound better, and this embodiment has specifically solved the current SMS that exists among the prior art and has inhaled the cotton defect problem that there is the easy fragile change of surface course many times of sound.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (5)
1. SMS inhales sound cotton based on online complex, including basic unit (1), its characterized in that: the upper and lower both sides of basic unit (1) all are equipped with tensile layer (2), one side that basic unit (1) was kept away from in tensile layer (2) is provided with surface course (3), the surface of surface course (3) is the wave setting, basic unit (1) from the top down comprises first non-woven fabrics layer (4), hollow fiber layer (5), second non-woven fabrics layer (6) and third non-woven fabrics layer (7) in proper order.
2. The SMS sound absorption cotton based on online compounding of claim 1, wherein: tensile layer (2) are woven perpendicularly by first memory metal silk (8) and second memory metal silk (9) and are connected, first memory metal silk (8) and second memory metal silk (9) set up to 0.025mm ~0.03 mm's nickel titanium alloy memory metal silk.
3. The SMS sound absorption cotton based on online compounding of claim 1, wherein: the first non-woven fabric layer (4) and the third non-woven fabric layer (7) are both PET spunbonded non-woven fabric layers.
4. The SMS sound absorption cotton based on online compounding of claim 1, wherein: the hollow fiber layer (5) is provided as PET hollow fibers having a crimped structure.
5. The SMS sound absorption cotton based on online compounding of claim 1, wherein: the second non-woven fabric layer (6) is made of PP melt-blown non-woven fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021266895.0U CN212708331U (en) | 2020-07-01 | 2020-07-01 | SMS sound-absorbing cotton based on online compounding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021266895.0U CN212708331U (en) | 2020-07-01 | 2020-07-01 | SMS sound-absorbing cotton based on online compounding |
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| CN212708331U true CN212708331U (en) | 2021-03-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113320241A (en) * | 2021-05-11 | 2021-08-31 | 上海贤雯服饰科技有限公司 | Environment-friendly, smooth and fluffy fabric |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113320241A (en) * | 2021-05-11 | 2021-08-31 | 上海贤雯服饰科技有限公司 | Environment-friendly, smooth and fluffy fabric |
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