CN214295775U - Electrochromic lens element for streaming media rearview mirror and assembly thereof - Google Patents
Electrochromic lens element for streaming media rearview mirror and assembly thereof Download PDFInfo
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- CN214295775U CN214295775U CN202120048416.6U CN202120048416U CN214295775U CN 214295775 U CN214295775 U CN 214295775U CN 202120048416 U CN202120048416 U CN 202120048416U CN 214295775 U CN214295775 U CN 214295775U
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Abstract
The utility model relates to an electrochromic lens component that streaming media rear-view mirror was used and subassembly thereof, wherein electrochromic lens component includes: a first substantially transparent substrate and a transparent conductive film layer deposited on the first substrate; a substantially transparent second substrate and a composite film layer deposited on the second substrate, the second substrate and the first substrate being disposed in a spaced apart relationship; a seal member disposed substantially circumferentially between the peripheral regions of the first and second substrates to sealingly bond the first and second substrates to each other and define a cavity; an electrochromic medium disposed in the cavity and in contact with the transparent conductive film layer and the composite film layer; and a polarizing film disposed on a side of the second substrate opposite the composite film layer. The electrochromic lens element of the utility model has the functions of light adjustment and permeability increase, is applied to the streaming media rearview mirror, is favorable for improving the image definition, and meets the reasonable use requirement of regulations.
Description
Technical Field
The utility model relates to a technical field of electrochromic device especially relates to an electrochromic lens component that streaming media rear-view mirror was used and subassembly thereof.
Background
The electrochromic rearview mirror has the functions of preventing dazzling and safe driving, and is widely applied to the inner and outer mirrors of the automobile. But it is similar with traditional mirror surface reflection rear-view mirror, can't effectively observe the road conditions information behind the car to the safety that brings driver and crew drives and has brought serious potential safety hazard. Especially in rainy and foggy weather, the safety accidents are frequent due to the fact that the condition of coming vehicles behind cannot be accurately judged.
At present, due to the limitation of the rear view field of the rearview mirror in the automobile, a streaming media rearview mirror with a display screen appears, so that the problem of the limited rear view field of the automobile is solved. This take streaming media rear-view mirror of display screen catches the road conditions information behind the car through installing the camera at the afterbody outside the car, transmits in real time to the display screen in the interior rear-view mirror, and driver and crew just can know the rear road conditions through watching display screen.
The existing inner rear-view mirror can not ensure the anti-dazzling function, and simultaneously effectively meets the requirements of high reflectivity required by night observation of the rear-view mirror and high display brightness required by clear and visible display content of a display screen.
Disclosure of Invention
In view of the deficiencies of the prior art, the utility model provides an electrochromic lens component that streaming media rear-view mirror was used to solve current interior rear-view mirror and can't have anti-dazzle mesh function guaranteeing, effectively compromise the problem that required high reflectivity and display screen display content are clear visible required high display brightness requirement are observed at rear-view mirror night.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
an electrochromic lens element for a streaming media rearview mirror, comprising:
a first substantially transparent substrate and a transparent conductive film layer deposited on the first substrate;
a substantially transparent second substrate and a composite film layer deposited on the second substrate, the second substrate and the first substrate being disposed in a spaced apart relationship;
a seal disposed substantially circumferentially between the peripheral regions of the first and second substrates to sealingly bond the first and second substrates to one another and define a cavity;
an electrochromic medium disposed in the cavity and in contact with the transparent conductive film layer and the composite film layer; and
a polarizing film disposed on a side of the second substrate opposite the composite film layer.
Further, the composite film layer comprises a partially transmissive partially reflective film layer and a conductive layer, wherein the partially transmissive partially reflective film layer is sequentially disposed on the second substrate, and the conductive layer is disposed on the partially transmissive partially reflective film layer.
Further, the partially transmitting and partially reflecting film layer is composed of a film layer structure with a high refractive index, a low refractive index and a high refractive index in sequence.
Further, the high-refractive-index film layer material is Nb2O5，Ta2O5，TiO2，ZrO2One of (1); the low refractive index film layer is made of SiO2Or MgF2。
Further, the polarizing film is one of an iodine-based polarizing film, a dye-based polarizing film, and a polyethylene polarizing film.
Furthermore, a shielding layer is arranged in the peripheral area of the first base material.
Further, the peripheral edge of the side, facing the observer, of the first substrate is a smoothly-transitional fillet, and the radius of curvature of the fillet is greater than 2.5 mm.
Another aspect of the present invention is to provide an electrochromic mirror assembly, which includes a housing, a circuit board, a display screen, and an electrochromic lens element as described above; the display screen is attached to a polarizing film in the electrochromic lens element; the display screen and the electrochromic lens element are electrically connected with the circuit board, and the electrochromic lens element, the display screen and the circuit board are all accommodated in the shell.
Further, the display screen is disposed corresponding to a part or all of the viewing area of the electrochromic lens element.
The utility model has the advantages that:
the utility model discloses an electrochromic lens component that streaming media rear-view mirror was used when guaranteeing that rear-view mirror has anti-dazzle mesh function in the car, effectively compromise the required high reflectivity of rear-view mirror night and show that the content is clear visible required high display brightness requirement.
Drawings
Fig. 1 is a schematic structural diagram of an electrochromic lens element for a rear-view mirror for streaming media according to the present invention;
the display panel comprises a first substrate 1, a second substrate 2, a sealing element 3, an electrochromic medium 4, a polarizing film 5, a display screen 6, a transparent conductive film layer 11, a shielding layer 12, a conductive layer 21, a partial transmission partial reflection film layer 22, a high-refractive-index film layer 22a, a low-refractive-index film layer 22b, a cavity 41 and a round corner 101.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
As shown in fig. 1, the electrochromic lens element for a streaming rear-view mirror of the present embodiment includes:
a first substrate 1 which is basically transparent and a transparent conductive film layer 11 which is deposited on the first substrate 1;
a second substantially transparent substrate 2 and a composite film layer deposited on said second substrate 2, said second substrate 2 and first substrate 1 being disposed in spaced apart relationship;
a seal member 3 disposed substantially circumferentially between the outer peripheral regions of the first and second substrates 1 and 2 to sealingly bond the first and second substrates 1 and 2 to each other and define a cavity 41;
an electrochromic medium 4 disposed in the cavity 41 and in contact with the transparent conductive film layer 11 and the composite film layer;
and a polarizing film 5 disposed on a side of the second substrate 2 opposite to the composite film layer.
The front surface of the first substrate 1 faces the viewer and a transparent conductive film layer 11 is deposited on the rear surface of the first substrate 1 and in contact with the electrochromic medium 4; the first substrate 1 can be colorless or light-colored transparent glass or a transparent high polymer material; the transparent conductive film layer 11 can be ZnO or SnO doped with metal ions2、In2O3、TiO2、HfO2CuO or fluorine-doped SnO2At least one of (1). Wherein the metal ion is Mg2+，Al3+，Ga3+，Sb3+，Nb4+，Ge3+，Zr4+At least one of (1). The transparent conductive film layer 11 may also adopt a composite film layer structure in the form of a metal oxide/metal oxide film layer, wherein the metal oxide is Nb2O5，Ta2O5，TiO2，WO3，ZnO，Al2O3，SnO2，SiO2，ZrO2The metal is one or more of Al, Ag, Cu, Ir, Ni, Ti, Pb, Pt, Ru and Rh. The transparent conductive film layer 11 can be prepared by physical vapor deposition methods such as vacuum evaporation or magnetron sputtering.
The composite film layer includes a partially transmissive partially reflective film layer 22 disposed on the second substrate 2 and a conductive layer 21 disposed on the partially transmissive partially reflective film layer 22. A conductive layer 21 is deposited on the front surface of the second substrate 2 and in contact with the electrochromic medium 4, the rear surface of the second substrate 2 facing away from the viewer; the structure of the partially transmitting and partially reflecting film layer 22 is high refractive index film layer 22 a/low refractive index film layer 22 b/high refractive index film layer 22 a; wherein the material of the high refractive index film layer 22a is Nb2O5，Ta2O5，TiO2，ZrO2The material of the low refractive index film layer 22b is SiO2Or MgF2. The conductive layer 21 can be ZnO or SnO doped with metal ions2、In2O3、TiO2、HfO2CuO or fluorine-doped SnO2At least one of (1). WhereinThe metal ion being Mg2+，Al3+，Ga3+，Sb3+，Nb4+，Ge3+，Zr4+At least one of; the composite film structure in the form of a metal oxide/metal oxide film can also be adopted, and the metal oxide is Nb2O5，Ta2O5，TiO2，WO3，ZnO，Al2O3，SnO2，SiO2，ZrO2The metal is one or more of Al, Ag, Cu, Ir, Ni, Ti, Pb, Pt, Ru and Rh. The composite film layer can be prepared by adopting a physical vapor deposition method such as vacuum evaporation or magnetron sputtering.
The sealing member 3 is an epoxy adhesive, and more preferably, an epoxy adhesive using an arylamino compound, a cyanate resin compound, or an acid anhydride compound as a curing agent may be selected.
The material of the electrochromic medium 4 is a solution comprising an anodic electroactive material and a cathodic electroactive material; the anode electroactive material is selected from at least one of triphenylamine, substituted triphenylamine, ferrocene, substituted ferrocene, ferrocenium salt, substituted ferrocenium salt, phenothiazine, substituted phenothiazine, kadethia, substituted kadethia, phenazine and substituted phenazine, and the cathode electroactive material is selected from at least one of viologen, substituted viologen, anthraquinone and substituted anthraquinone.
The polarizing film 5 is one of an iodine polarizing film, a dye polarizing film, and a polyethylene polarizing film. The polarizing film 5 has an anti-reflection function, so that the backlight emitted by the streaming media display screen 6 has a higher transmittance (the display content of the display screen 6 can be displayed with high brightness), and thus, drivers and passengers can more clearly observe the image content displayed by the streaming media display screen 6.
In at least one embodiment, in the electrochromic lens element for a streaming rear view mirror, the first substrate 1 is further provided with a shielding layer 12 in a peripheral region thereof to hide the sealing member 3. The shielding layer 12 is at least one of Ag, Ti, Al, Cr, Ni, Mo, Ru, Rh, Ir, Pd and Pt, and the shielding layer 12 can be prepared by a physical vapor deposition method such as vacuum evaporation or magnetron sputtering, or a chemical plating method. The shielding layer 12 obtained by the physical vapor deposition method enables the sealing element 3 and the electrode arranged on the substrate to be hidden, so that the whole rearview mirror assembly is more attractive visually. By arranging the shielding layer 12, a frameless rearview mirror can be manufactured, and the visual field range of the streaming media rearview mirror is further expanded.
In at least one embodiment, the peripheral edge of the first substrate 1 facing the viewer is a smoothly-transitioning rounded corner 101, and the radius of curvature of the rounded corner 101 is greater than 2.5 mm. The rounding process of the rounded corners 101 makes the edges of the first substrate 1 more durable, safer, and more aesthetically pleasing.
In a further embodiment, the present invention provides an electrochromic mirror assembly comprising a housing, a circuit board, a display screen 6 and an electrochromic lens element as in the previous embodiments; wherein, the display screen 6 is arranged by being attached to the polarizing film 5 in the electrochromic lens element; display screen 6 and electrochromic lens component all carry out the electricity with the circuit board and are connected, electrochromic lens component, display screen 6 and circuit board all hold in the shell.
In at least one embodiment, the display screen 6 is positioned to correspond to a portion or all of the viewing area of the electrochromic lens elements.
The utility model discloses an electrochromic lens component and subassembly that streaming media rear-view mirror used, when initial condition, the transmissivity more than or equal to 40% that display screen 6 is shaded on electrochromic lens component, reflectivity more than or equal to 40% simultaneously for the streaming media rear-view mirror can be high bright, clearly observed; in addition, under the strong light irradiation in rear night, electrochromic medium 4 in the electrochromic mirror changes from initial high reflectivity state to low reflectivity state under the electric field effect, thereby makes the utility model discloses a streaming media rear-view mirror plays anti-dazzle effect.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention.
Claims (9)
1. An electrochromic lens element for a rear view mirror for streaming media, the electrochromic lens element comprising:
a first substantially transparent substrate and a transparent conductive film layer deposited on the first substrate;
a substantially transparent second substrate and a composite film layer deposited on the second substrate, the second substrate and the first substrate being disposed in a spaced apart relationship;
a seal disposed substantially circumferentially between the peripheral regions of the first and second substrates to sealingly bond the first and second substrates to one another and define a cavity;
an electrochromic medium disposed in the cavity and in contact with the transparent conductive film layer and the composite film layer; and
a polarizing film disposed on a side of the second substrate opposite the composite film layer.
2. The electrochromic lens element for a rear-view mirror according to claim 1, wherein said composite film layer comprises a partially transmissive partially reflective film layer disposed on a second substrate and a conductive layer disposed on said partially transmissive partially reflective film layer in that order.
3. The electrochromic lens element for a rear-view mirror of streaming media of claim 2 wherein said partially transmissive partially reflective film layer is comprised of a film layer structure of high refractive index, low refractive index and high refractive index in that order.
4. The electrochromic lens element for a rear-view mirror of streaming media of claim 3 wherein said high refractive index film layer materialIs Nb2O5，Ta2O5，TiO2，ZrO2One of (1); the low refractive index film layer is made of SiO2Or MgF2。
5. The electrochromic lens element for a rear-view mirror of streaming media according to claim 1, wherein the polarizing film is one of an iodine-based polarizing film, a dye-based polarizing film, and a polyethylene polarizing film.
6. The electrochromic lens element for a rear-view mirror of streaming media of claim 1 wherein the peripheral region of said first substrate is further provided with a masking layer.
7. The electrochromic lens element for a rear-view mirror of streaming media of claim 1 wherein the peripheral edge of the first substrate on the side facing the viewer is a smoothly transitioning radius of curvature, said radius of curvature being greater than 2.5 mm.
8. An electrochromic mirror assembly, characterized in that it comprises a housing, a circuit board, a display screen and an electrochromic lens element according to any one of claims 1-7; the display screen is attached to a polarizing film in the electrochromic lens element; the display screen and the electrochromic lens element are electrically connected with the circuit board, and the electrochromic lens element, the display screen and the circuit board are all accommodated in the shell.
9. An electrochromic mirror assembly as in claim 8, wherein said display screen is disposed in correspondence with a portion or all of the viewing area of the electrochromic mirror element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120048416.6U CN214295775U (en) | 2021-01-09 | 2021-01-09 | Electrochromic lens element for streaming media rearview mirror and assembly thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120048416.6U CN214295775U (en) | 2021-01-09 | 2021-01-09 | Electrochromic lens element for streaming media rearview mirror and assembly thereof |
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| Publication Number | Publication Date |
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| CN214295775U true CN214295775U (en) | 2021-09-28 |
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| CN202120048416.6U Active CN214295775U (en) | 2021-01-09 | 2021-01-09 | Electrochromic lens element for streaming media rearview mirror and assembly thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115390171A (en) * | 2022-08-17 | 2022-11-25 | 鹤山市嘉米基光电科技有限公司 | Color-changeable high-reflection reflector and preparation method thereof |
-
2021
- 2021-01-09 CN CN202120048416.6U patent/CN214295775U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115390171A (en) * | 2022-08-17 | 2022-11-25 | 鹤山市嘉米基光电科技有限公司 | Color-changeable high-reflection reflector and preparation method thereof |
| CN115390171B (en) * | 2022-08-17 | 2023-10-13 | 鹤山市嘉米基光电科技有限公司 | Variable-color high-reflection reflector and preparation method thereof |
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