CN206733729U - A kind of high-elastic sandwich cotton as automotive interior sound insulation plate - Google Patents
A kind of high-elastic sandwich cotton as automotive interior sound insulation plate Download PDFInfo
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- CN206733729U CN206733729U CN201720090741.2U CN201720090741U CN206733729U CN 206733729 U CN206733729 U CN 206733729U CN 201720090741 U CN201720090741 U CN 201720090741U CN 206733729 U CN206733729 U CN 206733729U
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- layer
- cotton
- upright fibres
- plane fibers
- sandwich
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Abstract
The utility model discloses a kind of high-elastic sandwich cotton as automotive interior sound insulation plate, the sandwich cotton is that plane fibers layer and upright fibres layer are superimposed composition from top to bottom, the plane fibers layer number is N, and the upright fibres layer number is N 1, and wherein N is more than or equal to 2；Or the sandwich cotton is that plane fibers layer and the crisscross superposition of upright fibres layer are formed, upright fibres layer is wrapped up by plane fibers layer, forms the sandwich cotton of spatial lattice structure；The contact surface of the upright fibres layer and plane fibrous layer is connected by bonding；Upright fibres in the upright fibres layer and the plane fibers in the plane fibers layer of horizontal direction have certain angle a.The utility model causes machine direction to change, causes the support of product soft stably using the lapping mode of different directions, improves the quality that elasticity basically reaches sponge.Because there is the fiber that a variety of directions are paved into so that product air penetrability, insulation rate are fully controllable.
Description
Technical field
The utility model belongs to daily cellucotton technical field, more particularly to a kind of high-elastic as automotive interior sound insulation plate
Sandwich cotton product.
Background technology
At present, artificial sponge uses widely as filler, but as the article that is formed of being foamed by chemical materials, people
It is unstable to make the structural constituent of sponge, regeneration is worth low shortcomings.There are many places international and domestic market at present
Poisonous and harmful sponge is found, damages the health of people, many products are prohibited use.With making in the market
For artificial sponge's big bulge in price of filler, increasing people turns one's attention to physical property, chemical property is superior to sponge
Alternative fiber product.
The cellucotton of alternative sponge on the market, cellucotton more or less be present and form single, elastic recovery rate not
Foot, the textile of fiber process is inflammable, cellucotton with structural instability long afterwards, easily deform upon the shortcomings of.
Utility model content
The purpose of this utility model is to use different fiber support directions, there is provided one kind is used as automotive interior sound insulation plate
High-elastic sandwich cotton product.The product that the utility model is protected uses the PET material of environmentally friendly recoverable, and science
Pure physics mode sizing, its physical property, chemical property are better than sponge and on the market most cellucotton.
The technical solution of the utility model is：A kind of high-elastic sandwich cotton as automotive interior sound insulation plate,
The sandwich cotton is that plane fibers layer and upright fibres layer are superimposed composition from top to bottom, and the plane fibers layer number is
N, the upright fibres layer number are N-1, and wherein N is more than or equal to 2；
Or the sandwich cotton is that plane fibers layer and the crisscross superposition of upright fibres layer are formed, upright fibres layer is by plane
Fibrous layer wraps up, and forms the sandwich cotton of spatial lattice structure；
The contact surface of the upright fibres layer and plane fibrous layer is connected by bonding；It is upright in the upright fibres layer
Plane fibers in fiber and the plane fibers layer of horizontal direction have certain angle a, and the scope of the angle is at 0~180 °.
Further, the contact surface of the plane fibers layer and upright fibres layer is bonded by glue and connected.
Further, the contact surface of the plane fibers layer and upright fibres layer is connected by adding low-melting fiber heat bonding
Connect.
Further, the content of low-melting fiber is 20%~50% in the plane fibers, eutectic in the upright fibres
The content of point fiber is 10%~60%.
Further, the angle a of the upright fibres in the upright fibres layer and the plane fibers in the plane fibers layer
For 30 °~90 °.
Further, the sandwich minuteness degree is 30~80 kilograms/cube.
Further, the integral thickness of the sandwich cotton is 2cm, wherein, single plane fibers thickness is 0.8mm~1mm, table
Surface density 60g/m2；Upright fibres thickness is 18mm~19.4mm, superficial density 1200g/m2。
Further, the plane fibers layer be hard cotton, it is gum sprayed cotton, soft cotton, imitative silk flosssilk wadding, glue-free cotton, retardant cotton, washable
Cotton, acupuncture cotton, pin spray any one in cotton.
Further, the upright fibres layer is upright cotton.
The utility model has the advantages that：
1) PET material that environmental protection is recyclable completely is used at present as raw material, can also be flexible with a variety of environmental protection
Substitute materials.
2) using the lapping mode of different directions machine direction is changed, such that the support of product is soft and steady
It is fixed, improve the quality that elasticity basically reaches sponge.In 225 pounds of pressure tests, product recovery rate is more than 96%.
3) because there is the fiber that a variety of directions are paved into so that product air penetrability, insulation rate are fully controllable.
4) because the characteristic of PET material, using in many products, such as mattress, sofa, beach chair etc., it has not
Water suction is not easy mouldy characteristic.
5) the cold and hot sizing principle of physics is used so that connection sizing, no other glue of needs are shunk in low-melting fiber fusing
Environmental protection completely, and accept as unavoidable and keep fire-retardant state, easily it can be tested by English mark BS5852.
6) product can be tested by SGS harmful substance completely, and can 100% recycling, be human health and ring
Guarantor's cause contributes.
Brief description of the drawings
Fig. 1 is the structure diagram of embodiment 1 of the present utility model；
Fig. 2 is the structure diagram of embodiment 2 of the present utility model；
Fig. 3 is the structure diagram of embodiment 3 of the present utility model；
Fig. 4 is the structure diagram of embodiment 4 of the present utility model.
In figure, 1- plane fibers；2- upright fibres.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes.
Embodiment 1
As shown in figure 1, practical mat such as mattress, seat pad etc. that the sandwich cotton is used in household.The upper strata of sandwich cotton
It is plane fibers layer with bottom, intermediate layer is upright fibres layer, and the contact surface of plane fibers layer and upright fibres layer uses glue
Bonding or other modes bonding connection, consider that the utility model is preferably by plane fibers layer, upright fibres for environmental protection
Add in layer after low-melting fiber is allowed to mixing and connected by heating bonding, wherein when in plane fibers 1 low-melting fiber contain
Measure as 20%~50%, bonding effect is optimal when the content of low-melting fiber is 10%~60% in upright fibres.
For the sandwich cotton as cushion or during mattress, density is 10~50 kilograms/cube.
The sandwich cotton is when as cushion, and as preferred embodiment of the present utility model, the integral thickness of sandwich cotton is
5cm, wherein, the thickness of single plane fibers 1 is 1mm~2mm, superficial density 150g/m2；The thickness of upright fibres 2 be 46mm~
48mm, superficial density 800g/m2。
The sandwich cotton is when as mattress, and as preferred embodiment of the present utility model, the integral thickness of sandwich cotton is
30cm, wherein, the single thickness of plane fibers 1 is 2cm, superficial density 200g/m2；The thickness of upright fibres 2 is 26cm, superficial density
1800g/m2。
The sandwich cotton be used for automobile interior sound insulation plate or decorative panel when be 30~80 kilograms/cube, be used as this reality
With new preferred embodiment, the integral thickness of sandwich cotton is 2cm, wherein, the single thickness of plane fibers 1 is 0.8mm~1mm,
Superficial density 60g/m2；The thickness of upright fibres 2 is 18mm~19.4mm, superficial density 1200g/m2。
Embodiment 2
As another embodiment of the present utility model, the utility model can use the lapping mode of different directions, make
The angle a of upright fibres 2 and plane fibers 1 as shown in Figure 2 changes, the paving column direction excursion of a 0~
180 ° freely adjust, preferably 30~90 ° of the present embodiment so that the support of product is soft and stably, and its elasticity can reach sea
Continuous quality, in different fields, in 225 pounds of pressure tests, product recovery rate is more than 96%.
The sandwich cotton is when as cushion, as preferred embodiment of the present utility model, upright fibres 2 and plane fibers 1
A=90 ° of angle.
The sandwich cotton is when as mattress, as preferred embodiment of the present utility model, upright fibres 2 and plane fibers 1
A=30 ° of angle.
When the sandwich cotton is used for the interior sound insulation plate or decorative panel of automobile, it is preferable to carry out as of the present utility model
Example, a=60 ° of the angle of upright fibres 2 and plane fibers 1.
Embodiment 3
As shown in figure 3, as another embodiment of the present utility model, the utility model can be in embodiment 1 or real
Apply and be sequentially overlapped multiple plane fibers 1 and upright fibres 2 from top to bottom on the basis of example 2, the improved embodiment is sandwich
In the case of cotton thickness identical, very high product elastic recovery rate can be obtained, soundproof effect is more preferable, while saves material and carry
The resistance to overturning of high sandwich cotton.
Embodiment 4
As shown in figure 4, as another embodiment of the present utility model, the utility model can be in embodiment 1 or real
Apply the multiple plane fibers 1 of crisscross superposition on the basis of example 2 and upright fibres 2, upright fibres layer wrapped up by plane fibers layer,
The sandwich cotton of spatial lattice structure is formed, the improved embodiment can obtain more in the case of sandwich cotton thickness identical
High product elastic recovery rate, soundproof effect is more preferable, while has greatly saved material and improved the resistance to overturning of sandwich cotton.
Plane fibers layer in above-described embodiment can be hard cotton, gum sprayed cotton, soft cotton, imitative silk flosssilk wadding, glue-free cotton, fire-retardant
Cotton, washable cotton, acupuncture cotton, pin spray any one in cotton；Upright fibres layer can be upright cotton.
Wherein, plane fibers can be that two dimension is hollow short fine (0.8D-32D), or the short fibre (2D- of three-dimensional hollow
35D), the hollow short fibre of preferably 1.8D-2.5D two dimensions, the short fibre of 3-6D three-dimensional hollows；Upright fibres can be the short fibre of three-dimensional hollow, excellent
Elect the short fibre of 7D or 15D three-dimensional hollows as.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example describe
Structure, material or feature are contained at least one embodiment or example of the present invention.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can combine in an appropriate manner in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (5)
- A kind of 1. high-elastic sandwich cotton as automotive interior sound insulation plate, it is characterised in thatThe sandwich cotton is that plane fibers layer and upright fibres layer are superimposed composition from top to bottom, and the plane fibers layer number is N, institute It is N-1 to state upright fibres layer number, and wherein N is more than or equal to 2；Or the sandwich cotton be plane fibers layer and upright fibres layer in length and breadth Staggeredly superposition is formed, and upright fibres layer is wrapped up by plane fibers layer, forms the sandwich cotton of spatial lattice structure；The contact surface of the upright fibres layer and plane fibrous layer is connected by bonding；Upright fibres in the upright fibres layer (2) there is certain angle a with the plane fibers (1) in the plane fibers layer of horizontal direction, the scope of the angle 30 °~ 90°；The sandwich minuteness degree is 30~80 kilograms/cube；The integral thickness of the sandwich cotton is 2cm, wherein, single plane fibers (1) thickness is 0.8mm~1mm, superficial density 60g/m2；Upright fibres (2) thickness is 18mm~19.4mm, superficial density 1200g/m2。
- 2. a kind of high-elastic sandwich cotton as automotive interior sound insulation plate according to claim 1, it is characterised in that described flat The contact surface of face fibrous layer and upright fibres layer is bonded by glue and connected.
- 3. a kind of high-elastic sandwich cotton as automotive interior sound insulation plate according to claim 1, it is characterised in that described flat The contact surface of face fibrous layer and upright fibres layer is by adding low-melting fiber heat bonding connection.
- 4. a kind of high-elastic sandwich cotton as automotive interior sound insulation plate according to any one in claim 1-3, it is special Sign is, the plane fibers layer be hard cotton, gum sprayed cotton, soft cotton, imitative silk flosssilk wadding, glue-free cotton, retardant cotton, washable cotton, acupuncture cotton, Pin sprays any one in cotton.
- 5. a kind of high-elastic sandwich cotton as automotive interior sound insulation plate according to any one in claim 1-3, it is special Sign is that the upright fibres layer is upright cotton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720090741.2U CN206733729U (en) | 2017-01-24 | 2017-01-24 | A kind of high-elastic sandwich cotton as automotive interior sound insulation plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720090741.2U CN206733729U (en) | 2017-01-24 | 2017-01-24 | A kind of high-elastic sandwich cotton as automotive interior sound insulation plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206733729U true CN206733729U (en) | 2017-12-12 |
Family
ID=60556149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720090741.2U Expired - Fee Related CN206733729U (en) | 2017-01-24 | 2017-01-24 | A kind of high-elastic sandwich cotton as automotive interior sound insulation plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206733729U (en) |
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2017
- 2017-01-24 CN CN201720090741.2U patent/CN206733729U/en not_active Expired - Fee Related
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| 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: 20171212 Termination date: 20200124 |
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| CF01 | Termination of patent right due to non-payment of annual fee |