CN220548779U - Automobile roof glass fiber felt - Google Patents
Automobile roof glass fiber felt Download PDFInfo
- Publication number
- CN220548779U CN220548779U CN202322169373.9U CN202322169373U CN220548779U CN 220548779 U CN220548779 U CN 220548779U CN 202322169373 U CN202322169373 U CN 202322169373U CN 220548779 U CN220548779 U CN 220548779U
- Authority
- CN
- China
- Prior art keywords
- layer
- glass fiber
- heat insulation
- sound absorption
- woven fabric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000003365 glass fiber Substances 0.000 title claims abstract description 48
- 238000009413 insulation Methods 0.000 claims abstract description 28
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 27
- 238000010521 absorption reaction Methods 0.000 claims abstract description 21
- 239000000835 fiber Substances 0.000 claims abstract description 18
- 229920006267 polyester film Polymers 0.000 claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 229920000728 polyester Polymers 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 12
- 229920002972 Acrylic fiber Polymers 0.000 claims abstract description 6
- 239000000853 adhesive Substances 0.000 claims abstract description 4
- 230000001070 adhesive effect Effects 0.000 claims abstract description 4
- 239000004831 Hot glue Substances 0.000 claims description 13
- 229920000742 Cotton Polymers 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 239000011888 foil Substances 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 6
- 239000004677 Nylon Substances 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 239000003973 paint Substances 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920005830 Polyurethane Foam Polymers 0.000 abstract description 7
- 239000011496 polyurethane foam Substances 0.000 abstract description 7
- 230000006750 UV protection Effects 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005034 decoration Methods 0.000 abstract description 3
- 229920004933 Terylene® Polymers 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 231100000252 nontoxic Toxicity 0.000 abstract description 2
- 230000003000 nontoxic effect Effects 0.000 abstract description 2
- 239000005020 polyethylene terephthalate Substances 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 9
- 230000017525 heat dissipation Effects 0.000 description 4
- 229920002635 polyurethane Polymers 0.000 description 4
- 239000004814 polyurethane Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- HGINCPLSRVDWNT-UHFFFAOYSA-N acrylaldehyde Natural products C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The utility model provides an automobile roof glass fiber mat, which comprises: the ceiling base material layer consists of an upper polyester film layer, an upper sound absorption layer, a heat insulation layer, a lower sound absorption layer and a lower polyester film layer; the glass fiber layer is arranged below the ceiling substrate layer and is formed by bonding interwoven chopped glass fibers by an adhesive; the non-woven fabric layer is arranged below the glass fiber layer and is composed of polyester fibers or acrylic fibers. The utility model reduces the use of polyurethane foam boards, makes the interior decoration of the automobile roof nontoxic and environment-friendly, the non-woven fabric layer adopts terylene or acrylic fibers with excellent ultraviolet resistance and wear resistance, enhances the ultraviolet resistance of the automobile roof, and the upper sound absorption layer and the lower sound absorption layer in the polyester fiber film can slow down the transmission of sound, ensure that the interior of the automobile is not influenced by noise, and the heat insulation layer insulates the exchange of internal and external temperatures, thereby achieving the effects of heat preservation and heat insulation.
Description
Technical Field
The utility model relates to an automobile roof glass fiber mat, and belongs to the technical field of automobile interior decoration.
Background
The automobile roof generally refers to a decorative interior trim part of the automobile roof, and wires and hardware of naked leakage metal, electrical elements, antennas and other accessories are hidden by paving soft fabrics with harmonious colors on the automobile roof, so that the interior of the automobile is attractive, orderly and tidy, and besides, the automobile roof also has the effects of sound absorption, heat insulation and sound insulation.
The automobile roof is positioned on the top of a passenger, receives direct irradiation of sunlight, and is connected with a roof metal part, so that the temperature of the automobile roof is often higher, an excellent heat dissipation and insulation function is important reference data for evaluating the advantages and disadvantages of the automobile roof, a low-carbon environment-friendly automobile is a development trend of a future automobile, the requirements of people on the air quality of a carriage are higher and higher, the heat dissipation performance of the roof is essential, besides the heat dissipation performance, the other extremely important point is mainly odor in view of subjective point, quantitative analysis is to examine the organic matter content, formaldehyde content, condensation components, forbidden material detection and the like of the automobile roof, and the contribution degree of the heat dissipation performance is larger and the occupation of human body and environmental influence is higher because the automobile roof occupies a larger area in the whole automobile interior.
The traditional automobile ceiling uses a polyurethane foam board as a base material, a bonding layer and a non-woven fabric layer are paved for hot pressing integration, the production mode has multiple working procedures, the cost is high, the VOC emission amount of polyurethane is very high, even if the manufacturing process of the traditional automobile ceiling is relatively mature, the exceeding of emission performance such as formaldehyde content and the like can not be caused in the manufacturing process, but the storage environment can influence the emission performance of polyurethane materials, and the polyurethane materials have large specific surface area, are easy to adsorb suspended and free odor substances in the air, easily cause exceeding in the detection of the formaldehyde content, and the ceiling made of the polyurethane materials has higher VOC emission amount in long-term use and is harmful to the environment and human body.
Disclosure of Invention
Based on the background, the utility model aims to provide an automobile roof glass fiber mat, which solves the problems in the background technology.
In order to achieve the above object, the present utility model provides the following technical solutions:
an automotive headliner glass fiber mat comprising:
the ceiling base material layer consists of an upper polyester film layer, an upper sound absorption layer, a heat insulation layer, a lower sound absorption layer and a lower polyester film layer;
the glass fiber layer is arranged below the ceiling substrate layer, and the glass fiber felt is formed by bonding interwoven chopped glass fibers through an adhesive;
the non-woven fabric layer is arranged below the glass fiber layer, and the non-woven fabric layer comprises polyester fiber or acrylic fiber.
The ceiling substrate layer that uses polyester fiber film layer and inside filler structure has avoided the use of polyurethane foam board, reduce because polyurethane foam board uses the high VOC that brings and discharges, make the interior trim of car roof nontoxic environmental protection, the non-woven fabrics layer adopts polyester or acrylic fiber that ultraviolet resistance and wear resistance are all good, the ability of car roof resistance to ultraviolet ray is strengthened, the life on non-woven fabrics layer is prolonged, the transmission of sound can be slowed down to last sound absorbing layer in the polyester fiber film and lower sound absorbing layer, guarantee that the car is not influenced by the noise, the exchange of the isolated inside and outside temperature of insulating layer reaches the thermal-insulated effect of heat preservation.
Preferably, the nonwoven fabric layer is a spunlaced nonwoven fabric or a spunbonded nonwoven fabric.
Preferably, the ceiling substrate layer is fixedly connected with the glass fiber layer through hot melt adhesive.
Preferably, the glass fiber layer is connected with the non-woven fabric layer through hot melt adhesive.
Preferably, the glass fiber layer is coated with a heat insulating paint.
Preferably, the heat insulation layer is composed of aluminum foil heat insulation cotton. The aluminum foil heat insulation cotton is formed by compounding aluminum foil and rubber, achieves the heat insulation effect by utilizing the reflection of the aluminum foil to light and the heat insulation property of the rubber, has extremely strong waterproof, heat insulation and heat insulation properties, can prevent cold air from escaping, and can also prevent sunlight from insolating in a vehicle.
Preferably, the upper sound-absorbing layer and the lower sound-absorbing layer are composed of sound-absorbing cotton.
Preferably, the upper sound-absorbing layer, the heat-insulating layer and the lower sound-absorbing layer are fixedly connected through hot melt adhesive.
Preferably, the polyester fiber layer is a polyethylene fiber layer or a polypropylene fiber layer.
Preferably, nylon wires are inserted among the upper sound absorption layer, the heat insulation layer and the lower sound absorption layer. The nylon wires are used for alternately inserting the upper sound absorption layer, the heat insulation layer and the lower sound absorption layer, so that the relative positioning among the upper sound absorption layer, the heat insulation layer and the lower sound absorption layer is facilitated, the displacement is limited, and the integrity of the ceiling substrate layer is enhanced.
Compared with the prior art, the utility model has the following advantages:
according to the glass fiber felt for the automobile ceiling, the polyester fiber film is used for replacing the polyurethane foam board, so that the polyurethane foam board is prevented from being used, toxic substance emission caused by the use of the polyurethane foam board is reduced, the health and environment friendliness of the interior decoration of the automobile ceiling are enhanced, the non-woven fabric layer is made of materials with excellent ultraviolet resistance and wear resistance of terylene or acrylon, the ultraviolet resistance of the automobile ceiling is enhanced, and the sound absorption layer and the heat insulation layer in the polyester fiber film ensure the requirements of heat insulation and sound absorption of the automobile ceiling.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of the structure of an automotive roof glass fiber mat of the present utility model;
in the figure: 1. a polyester film layer is arranged on the upper surface of the substrate; 2. an upper sound absorbing layer; 3. a thermal insulation layer; 4. a lower sound-absorbing layer; 5. a lower polyester film layer 6, a glass fiber layer; 7. a non-woven fabric layer.
Detailed Description
The technical scheme of the utility model is further specifically described below through specific embodiments and with reference to the accompanying drawings. It should be understood that the practice of the utility model is not limited to the following examples, but is intended to be within the scope of the utility model in any form and/or modification thereof.
In the present utility model, unless otherwise specified, all parts and percentages are by weight, and the equipment, materials, etc. used are commercially available or are conventional in the art. The methods in the following examples are conventional in the art unless otherwise specified. The components and devices in the following examples are, unless otherwise indicated, all those components and devices known to those skilled in the art, and their structures and principles are known to those skilled in the art from technical manuals or by routine experimentation.
In the following detailed description of embodiments of the utility model, reference is made to the accompanying drawings, in which, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the utility model. However, one or more embodiments may be practiced by one of ordinary skill in the art without these specific details.
As shown in fig. 1, an automotive roof glass fiber mat includes a roof substrate layer, a glass fiber layer, and a nonwoven fabric layer.
The ceiling base material layer consists of an upper polyester film layer, an upper sound absorption layer, a heat insulation layer, a lower sound absorption layer and a lower polyester film layer. The upper sound-absorbing layer and the lower sound-absorbing layer are composed of sound-absorbing cotton, and the heat-insulating layer is composed of aluminum foil heat-insulating cotton. The upper polyester fiber layer and the lower polyester fiber layer are made of polyethylene fiber layers or polypropylene fiber layers.
The upper sound-absorbing layer, the heat-insulating layer and the lower sound-absorbing layer of the ceiling base material layer are fixedly connected through hot melt adhesive, and nylon wires are inserted among the upper sound-absorbing layer, the heat-insulating layer and the lower sound-absorbing layer.
The glass fiber layer is arranged below the ceiling substrate layer, and the ceiling substrate layer is fixedly connected with the glass fiber layer through hot melt adhesive. The glass fiber felt is formed by bonding interwoven chopped glass fibers by an adhesive. The surface of the glass fiber layer is coated with heat insulation paint, which is the prior art and will not be described in detail.
The non-woven fabrics layer is located the glass fiber layer below, and the glass fiber layer passes through hot melt adhesive and is connected with the non-woven fabrics layer. The non-woven fabric layer is composed of polyester fibers with good ultraviolet resistance, and can also be acrylic fibers. The non-woven fabric layer is spun-laced non-woven fabric, and in addition, the non-woven fabric layer can be replaced by spun-bond non-woven fabric.
The upper sound-absorbing layer, the heat-insulating layer and the lower sound-absorbing layer are bonded through hot melt adhesive and then are fixed by being inserted up and down through nylon wires. And then the polyester film layer and the upper polyester film layer are connected on the two sides by hot melt adhesive, and the upper polyester film layer, the upper sound absorbing layer, the heat insulating layer, the lower sound absorbing layer and the lower polyester film layer jointly form a ceiling substrate layer. And coating hot melt adhesive on the bottom end of the ceiling substrate layer, and covering the bottom end of the ceiling substrate layer with a glass fiber layer brushed with heat insulation paint. After fixing, the bottom end of the glass fiber layer is coated with hot melt adhesive, and the non-woven fabric layer is bonded to form the automobile roof glass fiber felt.
The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.
Claims (10)
1. The utility model provides a car roof glass fiber mat which characterized in that: comprising the following steps:
the ceiling base material layer consists of an upper polyester film layer, an upper sound absorption layer, a heat insulation layer, a lower sound absorption layer and a lower polyester film layer;
the glass fiber layer is arranged below the ceiling substrate layer, and the glass fiber felt is formed by bonding interwoven chopped glass fibers through an adhesive;
the non-woven fabric layer is arranged below the glass fiber layer and is composed of polyester fibers or acrylic fibers.
2. The automotive headliner glass fiber mat of claim 1, wherein: the non-woven fabric layer is a spunlaced non-woven fabric or a spun-bonded non-woven fabric.
3. The automotive headliner glass fiber mat of claim 1, wherein: the ceiling substrate layer is fixedly connected with the glass fiber layer through hot melt adhesive.
4. The automotive headliner glass fiber mat of claim 1, wherein: the glass fiber layer is connected with the non-woven fabric layer through hot melt adhesive.
5. The automotive headliner glass fiber mat of claim 1, wherein: the glass fiber layer is coated with heat insulation paint.
6. The automotive headliner glass fiber mat of claim 1, wherein: the heat insulation layer consists of aluminum foil heat insulation cotton.
7. The automotive headliner glass fiber mat of claim 1, wherein: the upper sound-absorbing layer and the lower sound-absorbing layer are composed of sound-absorbing cotton.
8. The automotive headliner glass fiber mat of claim 1, wherein: the upper sound-absorbing layer, the heat-insulating layer and the lower sound-absorbing layer are fixedly connected through hot melt adhesive.
9. The automotive headliner glass fiber mat of claim 1, wherein: the polyester film layer is a polyethylene fiber layer or a polypropylene fiber layer.
10. The automotive headliner glass fiber mat of claim 1, wherein: nylon wires are inserted among the upper sound absorption layer, the heat insulation layer and the lower sound absorption layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322169373.9U CN220548779U (en) | 2023-08-14 | 2023-08-14 | Automobile roof glass fiber felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322169373.9U CN220548779U (en) | 2023-08-14 | 2023-08-14 | Automobile roof glass fiber felt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220548779U true CN220548779U (en) | 2024-03-01 |
Family
ID=90006507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322169373.9U Active CN220548779U (en) | 2023-08-14 | 2023-08-14 | Automobile roof glass fiber felt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220548779U (en) |
-
2023
- 2023-08-14 CN CN202322169373.9U patent/CN220548779U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |