CN219429926U - Waterproof breathable film for automobile lamp - Google Patents
Waterproof breathable film for automobile lamp Download PDFInfo
- Publication number
- CN219429926U CN219429926U CN202320905903.9U CN202320905903U CN219429926U CN 219429926 U CN219429926 U CN 219429926U CN 202320905903 U CN202320905903 U CN 202320905903U CN 219429926 U CN219429926 U CN 219429926U
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- Prior art keywords
- spun
- bonded non
- woven fabric
- breathable film
- waterproof
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- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 65
- 229920000642 polymer Polymers 0.000 claims abstract description 19
- 239000002390 adhesive tape Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 5
- 239000012528 membrane Substances 0.000 abstract description 10
- 239000000853 adhesive Substances 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 7
- 238000005286 illumination Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 239000011257 shell material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The utility model relates to the technical field of automobile lamps, in particular to a waterproof breathable film for an automobile lamp, which comprises a first spun-bonded non-woven fabric, wherein the lower surface of the first spun-bonded non-woven fabric is fixedly connected with a high-molecular breathable film, the lower surface of the high-molecular breathable film is fixedly connected with a second spun-bonded non-woven fabric, the lower surface of the second spun-bonded non-woven fabric is fixedly connected with a waterproof double-sided adhesive tape, the first spun-bonded non-woven fabric is pte, the high-molecular breathable film is eptfe, and the second spun-bonded non-woven fabric is pet. This waterproof ventilated membrane for car light is provided with polymer ventilated membrane, second spun-bonded non-woven fabrics and waterproof double faced adhesive tape respectively through the lower surface of first spun-bonded non-woven fabrics earlier to prevent car light fog and reduce sealed cost.
Description
Technical Field
The utility model relates to the technical field of automobile lamps, in particular to a waterproof breathable film for an automobile lamp.
Background
The automobile lamp is various traffic lights installed on the automobile for ensuring safe driving, is not only a tool for lighting the road for vehicles to run at night, but also a prompt tool for sending various vehicle running signals, and is driven into thousands of households along with the development of science and technology and the high-speed development of modern industry.
We will normally encounter different weather and road conditions during driving. Automotive lights are always exposed to the outside environment. Dust, fog, rain, snow, road debris and soil can influence the illumination of an external illumination lamp of an automobile, so that the safety of the running process of the automobile is influenced, wherein the sudden drop of the external temperature can lead to the drop of the internal pressure of the lamp, so that external illumination lamp equipment is easy to inhale pollutants and increase fog, bulb faults are extremely easy to cause, and the waterproof breathable film for the automobile lamp is designed based on the defects of the prior art.
Disclosure of Invention
Aiming at the defects of the prior art, the waterproof breathable film for the automobile lamp has the advantages of providing durable protection for the automobile lamp and preventing the automobile lamp from invasion of external moisture, dust, oil and other dirt, and solves the problems that external lighting lamp equipment is easy to inhale pollutants to increase fog and cause bulb faults.
The utility model provides the following technical scheme: the waterproof breathable film for the automobile lamp comprises a first spun-bonded non-woven fabric, wherein the lower surface of the first spun-bonded non-woven fabric is fixedly connected with a high-molecular breathable film, the lower surface of the high-molecular breathable film is fixedly connected with a second spun-bonded non-woven fabric, and the lower surface of the second spun-bonded non-woven fabric is fixedly connected with waterproof double-sided adhesive;
the material of the first spun-bonded non-woven fabric is pte, the material of the high-molecular breathable film is eptfe, and the material of the second spun-bonded non-woven fabric is pet.
As a preferable technical scheme of the utility model, the diameters of micropores of the first spun-bonded non-woven fabric, the high polymer breathable film, the second spun-bonded non-woven fabric and the waterproof double-sided adhesive are 0.03-1.0 mu m, and the diameters of the micropores are less than 10000 times of water drops.
As a preferable technical scheme of the utility model, the pore diameter of the micropores of the first spun-bonded non-woven fabric, the high polymer breathable film, the second spun-bonded non-woven fabric and the waterproof double-sided adhesive is more than 700 times of that of water vapor.
As a preferable technical scheme of the utility model, the microporous structures of the first spun-bonded non-woven fabric, the high polymer breathable film, the second spun-bonded non-woven fabric and the waterproof double-sided adhesive are net-shaped three-dimensional structures.
Compared with the prior art, the utility model has the following beneficial effects:
1. this waterproof ventilated membrane for car light installs in the car light through first spun bond non-woven fabrics, polymer ventilated membrane, second spun bond non-woven fabrics and waterproof double faced adhesive tape to improve the inside and outside air exchange performance of headlight, reduce the fog to a certain extent, avoid the inside condensation of car light to become the drop of water, and the whole general installation method that is of this membrane has reduced the complexity of product design, improves reliability reduce cost, the device is convenient for prevent the headlight fog.
2. This waterproof ventilated membrane for car light sets up in the lamp body through first spun-bonded non-woven fabrics, polymer ventilated membrane, second spun-bonded non-woven fabrics and waterproof double faced adhesive tape, has reduced shell material and mounting tool, and first spun-bonded non-woven fabrics, polymer ventilated membrane, second spun-bonded non-woven fabrics and waterproof double faced adhesive tape can not cause the accumulation pressure for ventilative design to can use sealant and adhesive on-the-spot solidification, thereby shortened the equipment time, and prolonged product life, the device is convenient for reduce the cost of car light.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
In the figure: 1. a first spunbond nonwoven; 101. a polymeric breathable film; 102. a second spunbond nonwoven; 103. waterproof double faced adhesive tape.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the waterproof breathable film for an automobile lamp comprises a first spun-bonded non-woven fabric 1, wherein a high polymer breathable film 101 is fixedly connected to the lower surface of the first spun-bonded non-woven fabric 1, a second spun-bonded non-woven fabric 102 is fixedly connected to the lower surface of the high polymer breathable film 101, a waterproof double-sided adhesive 103 is fixedly connected to the lower surface of the second spun-bonded non-woven fabric 102, the first spun-bonded non-woven fabric 1 is pte, the high polymer breathable film 101 is eptfe, the second spun-bonded non-woven fabric 102 is pet, and the materials of the first spun-bonded non-woven fabric 1 and the second spun-bonded non-woven fabric 102 are pte so as to enhance the tensile force, the hydrostatic pressure and the protective intermediate layer.
Referring to fig. 1, the diameters of the micropores of the first spunbonded nonwoven fabric 1, the polymer breathable film 101, the second spunbonded nonwoven fabric 102 and the waterproof double-sided tape 103 are 0.03-1.0 μm, the diameters of the micropores are less than 10000 times of water drops, the pore diameters of the micropores of the first spunbonded nonwoven fabric 1, the polymer breathable film 101, the second spunbonded nonwoven fabric 102 and the waterproof double-sided tape 103 are more than 700 times of water vapor, the pore structures of the first spunbonded nonwoven fabric 1, the polymer breathable film 101, the second spunbonded nonwoven fabric 102 and the waterproof double-sided tape 103 are of a net-shaped three-dimensional structure, the diameters of the micropores of the first spunbonded nonwoven fabric 1, the polymer breathable film 101, the second spunbonded nonwoven fabric 102 and the waterproof double-sided tape 103 are 0.03-1.0 μm so that moisture cannot pass through, sensitive parts are effectively protected, liquid erosion is avoided, the service life of products is prolonged, and meanwhile, the pore diameters of the micropores of the first spunbonded nonwoven fabric 1, the polymer breathable film 101, the second spunbonded nonwoven fabric 102 and the waterproof double-sided tape 103 are more than 700 times of water vapor so that water vapor is conveniently allowed to pass through smoothly, and the heat dissipation effect of the first spunbonded nonwoven fabric 1, the second spunbonded fabric is prevented from passing through the inner wall of the three-dimensional air film 1, the two-dimensional air-permeable film 1 is effectively balanced, and the dustproof particle 1 is effectively small, and the inner wall of the two-dimensional air-permeable film 1 is effectively prevented from passing through the inner wall of the two-dimensional air film 1 and the porous film is effectively the porous film 1.
When the waterproof breathable film for the automobile lamp is used in an initial state, the lower surface of the first spun-bonded non-woven fabric 1 is respectively provided with a high polymer breathable film 101, a second spun-bonded non-woven fabric 102 and a waterproof double-sided adhesive tape 103, so that the automobile lamp is prevented from fogging and the sealing cost is reduced;
when the lamp needs to be prevented from being fogged, the first spun-bonded non-woven fabric 1, the high-molecular breathable film 101, the second spun-bonded non-woven fabric 102 and the waterproof double-sided adhesive tape 103 are firstly arranged in the lamp, so that the internal and external air exchange performance of the lamp is improved, the fogging is reduced to a certain extent, the lamp is prevented from being condensed into water drops, the whole film is a general installation method, the complexity of product design is reduced, the reliability is improved, the cost is reduced, and the device is convenient for preventing the lamp from being fogged.
When the cost of car light needs to be reduced, because first spun-bonded non-woven fabrics 1, polymer ventilated membrane 101, second spun-bonded non-woven fabrics 102 and waterproof double faced adhesive tape 103 set up in the lamp body, reduced shell material and mounting tool, first spun-bonded non-woven fabrics 1, polymer ventilated membrane 101, second spun-bonded non-woven fabrics 102 and waterproof double faced adhesive tape 103 can not cause the accumulation pressure for ventilative design to can use sealant and adhesive on-site curing, thereby shortened the equipment time, and prolonged product life, the device is convenient for reduce the cost of car light.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (4)
1. Waterproof breathable film for automobile lamp, including first spun-bonded non-woven fabrics (1), its characterized in that: the lower surface of the first spun-bonded non-woven fabric (1) is fixedly connected with a high-molecular breathable film (101), the lower surface of the high-molecular breathable film (101) is fixedly connected with a second spun-bonded non-woven fabric (102), and the lower surface of the second spun-bonded non-woven fabric (102) is fixedly connected with a waterproof double-sided adhesive tape (103);
the material of the first spun-bonded non-woven fabric (1) is pte, the material of the high-molecular breathable film (101) is eptfe, and the material of the second spun-bonded non-woven fabric (102) is pet.
2. The waterproof breathable film for an automotive lamp according to claim 1, characterized in that: the first spun-bonded non-woven fabric (1), the high polymer breathable film (101), the second spun-bonded non-woven fabric (102) and the waterproof double-sided tape (103) have micropore diameters of 0.03-1.0 mu m, and the micropore diameters are smaller than 10000 times of water drops.
3. The waterproof breathable film for an automotive lamp according to claim 1, characterized in that: the pore diameters of the micropores of the first spunbonded non-woven fabric (1), the high-molecular breathable film (101), the second spunbonded non-woven fabric (102) and the waterproof double-sided adhesive tape (103) are more than 700 times of that of water vapor.
4. The waterproof breathable film for an automotive lamp according to claim 1, characterized in that: the microporous structures of the first spun-bonded non-woven fabric (1), the high-molecular breathable film (101), the second spun-bonded non-woven fabric (102) and the waterproof double-sided tape (103) are net-shaped three-dimensional structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320905903.9U CN219429926U (en) | 2023-04-17 | 2023-04-17 | Waterproof breathable film for automobile lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320905903.9U CN219429926U (en) | 2023-04-17 | 2023-04-17 | Waterproof breathable film for automobile lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219429926U true CN219429926U (en) | 2023-07-28 |
Family
ID=87340190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320905903.9U Active CN219429926U (en) | 2023-04-17 | 2023-04-17 | Waterproof breathable film for automobile lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219429926U (en) |
-
2023
- 2023-04-17 CN CN202320905903.9U patent/CN219429926U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |