CN217467397U

CN217467397U - Lens resistant to membrane cracking in vehicle

Info

Publication number: CN217467397U
Application number: CN202221334918.6U
Authority: CN
Inventors: 何彩虹; 周海兵; 周远胜
Original assignee: Zhenjiang Vc Optical Co ltd
Current assignee: Zhenjiang Vc Optical Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-20
Anticipated expiration: 2032-05-31

Abstract

The utility model belongs to the technical field of the lens, especially be a resistant membrane of splitting lens in car, the resin lens includes resin lens main part, the middle part of resin lens main part is provided with the polarizing film that weakens the direct beam, the both sides surface of resin lens main part all is provided with the chemical vapor deposition coating film that is used for the surface to prevent ftracturing, and one of them the outside surface of chemical vapor deposition coating film is glued with nanometer coating film, and the outside surface of another chemical vapor deposition coating film is glued with printing opacity membrane and nanometer coating film in proper order; through the chemical vapor deposition coating film that resin lens main part both sides surface set up, and the chemical vapor deposition coating film passes through the surface of chemical vapor deposition coating film technology adhesion in resin lens main part both sides, the resin lens main part of being convenient for improves the high temperature resistance on resin lens surface through the chemical vapor deposition coating film to and increase the stretching performance of resin lens, effectively prevent the phenomenon of cracking simultaneously.

Description

Lens resistant to membrane cracking in vehicle

Technical Field

The utility model belongs to the technical field of the lens, concretely relates to resistant membrane of car is split lens.

Background

The lens is made of transparent materials with one or more curved surfaces, which are made of optical materials such as glass or resin, and the lens is often assembled with a spectacle frame to form spectacles after being polished, so that the spectacles are used for correcting the eyesight of a user and obtaining a clear visual field. As daily wear, sunglasses have a sun-blocking and ultraviolet-blocking function, and are normally worn outdoors, but lenses made of resin materials such as sunglasses and myopia glasses are easily damaged in a high-temperature environment. In the high temperature environment of summer, the car is exposed to the sun for a long time, and the temperature in the car can reach 60 ℃ when the car door is closed. The temperature under the windshield in the vehicle is very high, and the lens is easy to crack on the surface under the high-temperature environment, has stripes like water marks, and can cause deformation and lens film falling seriously.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a resistant membrane of car is split lens.

In order to achieve the above object, the utility model provides a following technical scheme: the in-vehicle anti-film-cracking lens comprises a resin lens body, wherein a polarizing film for weakening direct light is arranged in the middle of the resin lens body, chemical vapor deposition coating films for preventing cracking on the surfaces of two sides of the resin lens body are arranged on the surfaces of the two sides of the resin lens body, a nano coating film is bonded on the outer side surface of one chemical vapor deposition coating film, a light-transmitting film and a nano coating film are sequentially bonded on the outer side surface of the other chemical vapor deposition coating film, a glass fiber mesh layer and heat-conducting metal filaments are arranged in the resin lens body, the heat-conducting metal filaments are arranged on the outer side of the glass fiber mesh layer, the glass fiber mesh layer and the heat-conducting metal filaments are arranged on two sides, and the two glass fiber mesh layers and the two heat-conducting metal filaments are symmetrical about the polarizing film.

As the utility model discloses a resistant membrane of car is split preferred technical scheme of lens, the heat conduction metal filament is 10 mm's of side length quad slit structure, and the single filament diameter of heat conduction metal filament is 0.1 mm.

As the preferable technical scheme of the in-vehicle anti-membrane-cracking lens of the utility model, the thickness of the polarizing film is 0.2-0.7mm, preferably 0.5 mm; the center thickness of the resin lens main body is more than 1mm or the edge thickness of the resin lens main body is more than 1 mm.

As the utility model discloses a resistant membrane splits preferred technical scheme of lens in car, glass fiber screen layer equals apart from heat conduction metal filament shortest distance apart from resin lens main part shortest distance and glass fiber screen layer.

As the preferable technical scheme of the in-vehicle anti-membrane-cracking lens of the utility model, the thickness of the chemical vapor deposition coating is 0.5-1.0mm, preferably 0.8 mm.

As the utility model discloses a resistant membrane of car is split preferred technical scheme of lens, the thickness of printing opacity membrane is 0.1-0.5mm, preferred 0.3 mm.

Compared with the prior art, the beneficial effects of the utility model are that: through the chemical vapor deposition coating films arranged on the surfaces of the two sides of the resin lens main body, and the chemical vapor deposition coating films are adhered on the surfaces of the two sides of the resin lens main body through a chemical vapor deposition coating process, thereby being convenient for the resin lens main body to improve the high temperature resistance of the surface of the resin lens through the chemical vapor deposition coating films and increase the stretching performance of the resin lens, and simultaneously effectively preventing the cracking phenomenon, simultaneously improving the stability of combining the nanometer coating films and the light-transmitting films with the resin lens main body through the chemical vapor deposition coating films, thereby separating adjacent films, simultaneously arranging the polarizing film in the middle of the resin lens main body, being convenient for the resin lens main body to reduce the direct irradiation of light through the polarizing film, avoiding the direct irradiation light from penetrating through the lens to cause stabbing to eyes, simultaneously arranging a glass fiber silk screen layer and a heat-conducting metal filament inside the resin lens main body, and leading the resin lens main body to be reinforced through the glass fiber silk screen layer, and meanwhile, the resin lens main body is adhered when being cracked, and the heat-conducting property of the glass fiber mesh layer is increased by the resin lens main body, so that the glass fiber mesh layer can conduct heat inside the resin lens main body conveniently.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional structure diagram of the present invention;

FIG. 3 is a schematic cross-sectional enlarged structure of the present invention;

in the figure: 1. a resin lens; 2. a resin lens main body; 3. a polarizing film; 4. a fiberglass mesh layer; 5. a heat conductive metal filament; 6. a light transmissive film; 7. chemical vapor deposition coating; 8. and (5) nano coating.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a film crack resistant lens in a vehicle comprises a resin lens 1, the resin lens 1 comprises a resin lens main body 2, a polarizing film 3 for weakening direct light is arranged in the middle of the resin lens main body 2, chemical vapor deposition coating films 7 for preventing surface cracking are arranged on the two side surfaces of the resin lens main body 2, wherein the outer surface of one chemical vapor deposition coating film 7 is adhered with a nanometer coating film 8, the outer surface of the other chemical vapor deposition coating film 7 is adhered with a light-transmitting film 6 and the nanometer coating film 8 in sequence, the inside of the resin lens main body 2 is provided with a glass fiber mesh layer 4 and a heat-conducting metal filament 5, and the heat-conducting metal filaments 5 are arranged at the outer side of the glass fiber mesh layer 4, and both the glass fiber mesh layer 4 and the heat-conducting metal filaments 5 are arranged at two sides, and the two glass fiber mesh layers 4 and the two heat-conducting metal filaments 5 are symmetrical about the polarizing film 3.

In this embodiment, the chemical vapor deposition coatings 7 are disposed on the two side surfaces of the resin lens body 2, and the chemical vapor deposition coatings 7 are adhered to the two side surfaces of the resin lens body 2 by the chemical vapor deposition coating process, so that the resin lens body 2 can improve the high temperature resistance of the surface of the resin lens 1 by the chemical vapor deposition coatings 7, and the stretching performance of the resin lens 1 can be increased, and simultaneously the cracking phenomenon can be effectively prevented, and simultaneously the stability of the combination of the nano-coating 8 and the light-transmitting film 6 with the resin lens body 2 by the chemical vapor deposition coatings 7 can be improved, so that the adjacent films can be separated from each other, and the polarizing film 3 is disposed in the middle of the resin lens body 2, so that the resin lens body 2 can reduce the direct irradiation of light by the polarizing film 3, and prevent the direct irradiation of light from causing stabbing on eyes by the lens, and simultaneously the glass fiber mesh layer 4 and the heat-conducting metal filament 5 disposed inside the resin lens body 2, make resin lens main part 2 strengthen through glass fiber silk screen layer 4, make resin lens main part 2 adhesion when cracked simultaneously, resin lens main part 2 increases the heat conductivility of glass fiber silk screen layer 4 simultaneously, and the glass fiber silk screen layer 4 of being convenient for conducts the heat inside resin lens main part 2.

Specifically, the heat-conducting metal filaments 5 are in a square mesh structure with the side length of 10mm, and the diameter of each single filament of the heat-conducting metal filaments 5 is 0.1 mm.

Specifically, the polarizing film 3 has a thickness of 0.2 to 0.7mm, preferably 0.5 mm; the center thickness of the resin lens body 2 > 1mm or the edge thickness of the resin lens body 2 > 1mm, it is noted that: the center thickness of the resin lens main body 2 is more than 1mm for near vision, and the edge thickness of the resin lens main body is more than 1mm for presbyopia.

Specifically, the shortest distance between the glass fiber mesh layer 4 and the resin lens body 2 is equal to the shortest distance between the glass fiber mesh layer 4 and the heat-conducting metal filament 5.

Specifically, the thickness of the chemical vapor deposition coating 7 is 0.5-1.0mm, preferably 0.8mm, and the chemical vapor deposition coating 7 is a chemical vapor deposition structure of a mixture of high-purity silicon dioxide and aluminum metal, and is used for expanding the ductility of the lens film.

Specifically, the thickness of the light-transmitting film 6 is 0.1 to 0.5mm, preferably 0.3 mm.

The utility model discloses a theory of operation and use flow: during production, the polarizing film 3 is arranged in the middle of the resin lens body 2, the glass fiber mesh layer 4 and the heat conducting metal filaments 5 are arranged inside the resin lens body 2 during forming, the chemical vapor deposition coating films 7 are adhered to the surfaces of the two sides of the resin lens body 2 through a chemical vapor deposition coating process, the nano coating film 8 is adhered to the surface of one chemical vapor deposition coating film 7, and the light-transmitting film 6 and the nano coating film 8 are adhered to the surface of the other chemical vapor deposition coating film 7.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a resistant membrane of car is split lens in, includes resin lens (1), its characterized in that: the resin lens (1) comprises a resin lens main body (2), a polarizing film (3) for weakening direct light is arranged in the middle of the resin lens main body (2), chemical vapor deposition coating films (7) for preventing cracking on the surfaces are arranged on the two side surfaces of the resin lens main body (2), a nano coating film (8) is bonded on the outer side surface of one chemical vapor deposition coating film (7), a light-transmitting film (6) and a nano coating film (8) are sequentially bonded on the outer side surface of the other chemical vapor deposition coating film (7), a glass fiber mesh layer (4) and a heat-conducting metal filament (5) are arranged in the resin lens main body (2), the heat-conducting metal filament (5) is arranged on the outer side of the glass fiber mesh layer (4), and the glass fiber mesh layer (4) and the heat-conducting metal filament (5) are both arranged on two sides, and the two glass fiber mesh layers (4) and the two heat-conducting metal filaments (5) are symmetrical about the polarizing film (3).

2. The in-vehicle membrane rupture resistant lens according to claim 1, wherein: the heat-conducting metal filaments (5) are of square mesh structures with the side length of 10mm, and the diameter of a single filament of each heat-conducting metal filament (5) is 0.1 mm.

3. The in-vehicle membrane rupture resistant lens according to claim 1, wherein: the thickness of the polarizing film (3) is 0.2-0.7mm, and the central thickness of the resin lens main body (2) is more than 1mm or the edge thickness of the resin lens main body (2) is more than 1 mm.

4. The in-vehicle membrane rupture resistant lens according to claim 3, wherein: the polarizing film (3) has a thickness of 0.5 mm.

5. The in-vehicle membrane rupture resistant lens according to claim 1, wherein: the shortest distance between the glass fiber mesh layer (4) and the resin lens main body (2) is equal to the shortest distance between the glass fiber mesh layer (4) and the heat-conducting metal filaments (5).

6. The in-vehicle membrane rupture resistant lens according to claim 1, wherein: the thickness of the chemical vapor deposition coating (7) is 0.5-1.0 mm.

7. The in-vehicle membrane rupture resistant lens according to claim 6, wherein: the thickness of the chemical vapor deposition coating (7) is 0.8 mm.

8. The in-vehicle membrane rupture resistant lens according to claim 1, wherein: the thickness of the light-transmitting film (6) is 0.1-0.5 mm.

9. The in-vehicle membrane rupture resistant lens according to claim 8, wherein: the thickness of the light-transmitting film (6) is 0.3 mm.