CN213383825U - Automobile sun visor capable of adjusting light - Google Patents
Automobile sun visor capable of adjusting light Download PDFInfo
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- CN213383825U CN213383825U CN202022124770.0U CN202022124770U CN213383825U CN 213383825 U CN213383825 U CN 213383825U CN 202022124770 U CN202022124770 U CN 202022124770U CN 213383825 U CN213383825 U CN 213383825U
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Abstract
The utility model relates to a dimmable automobile sun visor, which comprises a shell and an electrochromic element, wherein the element comprises a first conductive base material, a second conductive base material and an electrochromic medium; the electrochromic medium is filled in a cavity formed between the first conductive substrate and the second conductive substrate, and the cavity is defined by a sealing material; the peripheral edge of at least partial region of the first conductive substrate along the length direction of the first conductive substrate is positioned at the inner side of the peripheral edge of the second conductive substrate; the second conductive substrate is connected with a first conductive strip and a second conductive strip along the peripheral area of the length direction of the second conductive substrate, and the first conductive strip and the second conductive strip are oppositely arranged on two sides of the second conductive substrate. The utility model discloses a car sun visor board of can adjusting luminance through electrochromic element, makes it have anti-dazzle purpose functional effect, has enlarged navigating mate's field of vision scope simultaneously, has improved the security of driving a vehicle.
Description
Technical Field
The utility model relates to a technical field of sunshading board especially relates to a car sunshading board can adjust luminance.
Background
The automobile has entered into tens of millions of families, and the eyes of people are stimulated by the irradiation of sunlight in daytime and the eyes of people are stimulated by the strong light opposite to the coming automobile when the automobile is in a meeting at night, which brings great hidden danger to driving safety.
The sun visor for automobile is installed over the head of driver and assistant driver to prevent glare. When the automobile sun visor is used, the automobile sun visor can be turned up and down and turned left and right when the automobile sun visor is not used, although the traditional automobile sun visor can block strong light and prevent the strong light outside the automobile from causing dazzling and painful influences on a driver, the sun visor cannot enable light to penetrate and occupy most of the visual range of the driver, and therefore the safety of the driver in the driving process is reduced.
Accordingly, there is a need to provide an anti-glare vehicle sun visor with an enlarged field of view to improve the safety of the driver during driving.
Disclosure of Invention
In view of the weak point of above prior art, an object of the utility model is to provide a car sun visor board can adjust luminance to visual field range reduces when solving traditional sun visor board and blockking the highlight, causes the threat for navigating mate's driving safety.
In order to achieve the above purposes, the technical scheme adopted by the invention is as follows:
a dimmable automotive sun visor, said sun visor comprising:
a housing;
an electrochromic element disposed within the housing, the element comprising:
the optical transparent first conductive substrate comprises a first base body and a first transparent conductive layer, wherein the first transparent conductive layer is arranged on the rear surface of the first base body;
a second optically transparent conductive substrate including a second base body and a second transparent conductive layer provided on a front surface of the second base body, the first conductive substrate and the second conductive substrate being arranged in a spaced-apart relationship, a peripheral edge of at least a partial region of the first conductive substrate in a length direction thereof being located inside a peripheral edge of the second conductive substrate;
a sealing material disposed substantially circumferentially between the outer peripheral regions of the first and second conductive substrates to sealingly bond the rear surface of the first base and the front surface of the second base to each other and define a cavity; and
an electrochromic medium disposed in the cavity;
the second conductive substrate is connected with a first conductive strip and a second conductive strip along the peripheral area of the length direction of the second conductive substrate, and the first conductive strip and the second conductive strip are oppositely arranged on two sides of the second conductive substrate.
Preferably, an adjusting button is arranged in the shell, and the adjusting button is electrically connected with the circuit board.
Preferably, the first transparent conductive layer and the second transparent conductive layer are independently selected from at least one of ITO, FTO, AZO, GZO or IMI.
Preferably, the first conductive strip is located on the same side of the mounting hole, and the first conductive strip is electrically connected with the first conductive substrate through the conductive paste.
Preferably, the second conductive substrate is provided with at least two mounting holes along the length direction thereof near the peripheral region, and the mounting holes are located on the same side of the second conductive substrate along the length direction thereof.
Preferably, a photosensitive sensor and a circuit board are further arranged in the shell, the photosensitive sensor faces the outside of the vehicle when in a working state, and the photosensitive sensor and the circuit board are electrically connected.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a car sun visor board of can adjusting luminance is provided with electrochromic element, and the electrochromic medium in this element takes place the change such as optical properties such as colour and transmissivity, reflectivity under the electric field effect for incident highlight can not cause amazing and injury to navigating mate's eyes; in addition, because the element has perspective, the visual field range of the driver is not greatly reduced due to the shielding of the sun shield.
The utility model discloses a car sun visor board of can adjusting luminance, the electric connection dependable performance, electrochromic medium discolours or the response speed that fades is fast, has greatly improved navigating mate's driving and has experienced.
Drawings
Embodiments of the invention will now be described, by way of example only, with reference to the accompanying drawings, in which like features or components are designated by like reference numerals and which are not necessarily drawn to scale, and in which:
fig. 1 is a schematic structural diagram of an electrochromic device according to the present invention.
Fig. 2 is a sectional view taken along a-a in fig. 1.
Fig. 3 is a cross-sectional view of the sun visor for a vehicle of the present invention.
Fig. 4 is the utility model discloses car sun visor board can adjust luminance's schematic structure diagram.
The electrochromic device comprises a first substrate 1, a second substrate 2, a sealing material 3, an electric connector 4, a cavity 5, an electrochromic medium 6, a shell 7, a photosensitive sensor 8, an adjusting button 9, a power interface 10, mounting holes (21a, 21b), a first conductive strip 41, a second conductive strip 42, conductive paste 43, a first transparent conductive layer 101, a second transparent conductive layer 201, an electric isolation area 202 and an inner edge 701.
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.
Examples
As shown in fig. 1 to 4, the dimmable sun visor for a vehicle of the present embodiment includes:
a housing 7, the outer peripheral edge of the housing 7 is arranged around the electrochromic element, the inner edge 701 of the housing extends towards the center of the electrochromic element and covers the sealing material 3 and the electric connector 4, so that the sun visor has attractive appearance, and simultaneously, the problems of aging, failure and the like of the sealing material 3 after being radiated by ultraviolet rays, infrared rays and other rays are avoided; said electrical connector 4 comprises a first conductive strip 41 and a second conductive strip 42;
an electrochromic element, which is arranged within the housing 7 and which comprises:
the first optically transparent conductive substrate comprises a first base body 1 and a first transparent conductive layer 101, wherein the first transparent conductive layer 101 is arranged on the rear surface of the first base body 1;
a second optically transparent conductive substrate comprising a second base body 2 and a second transparent conductive layer 201, the second transparent conductive layer 201 being provided on the front surface of the second base body 2, the first conductive substrate and the second conductive substrate being arranged in a spaced-apart relationship, the first conductive substrate having a peripheral edge of at least a partial region along the length direction thereof located inside the peripheral edge of the second conductive substrate;
in at least one embodiment, the first substrate 1 and the second substrate 2 can be independently selected from one of optically substantially transparent glass, organic resin or ceramic, preferably glass;
a sealing material 3 disposed substantially circumferentially between the outer peripheral regions of the first and second conductive substrates to sealingly bond the rear surface of the first base body 1 and the front surface of the second base body 2 to each other and define a cavity 5; and
an electrochromic medium 6 disposed in the cavity 5;
the second conductive substrate is connected with a first conductive strip 41 and a second conductive strip 42 along the peripheral area of the second conductive substrate in the length direction, and the first conductive strip 41 and the second conductive strip 42 are oppositely arranged on two sides of the second conductive substrate.
In at least one embodiment, an adjusting button 9 is further disposed in the housing 7, and the adjusting button 9 is electrically connected to the circuit board. The adjustment button 9 can make the electrochromic medium 6 present different color shades and different optical properties such as transmittance and reflectivity by adjusting the voltage applied to the electrochromic element. Through the control of the manual adjusting button 9, the sun visor can keep the most comfortable state of a driver under different light intensity conditions.
In at least one embodiment, the first transparent conductive layer 101 and the second transparent conductive layer 201 may independently adopt indium-doped tin oxide (ITO), fluorine-doped tin oxide (FTO), aluminum-doped zinc oxide (AZO), gallium-doped zinc oxide (GZO), or a composite film structure (IMI) composed of metal oxide/metal oxide, wherein the metal oxide may adopt at least one of ITO, FTO, AZO, and GZO, and the metal is one or more alloy materials of Al, Ag, Cu, Ir, Ni, Ti, Pb, Pt, Ru, and Rh.
In at least one embodiment, the sealing material 3 may be selected from at least one of epoxy resin, acrylic resin, silicone resin, and preferably an epoxy-based sealing material 3.
In at least one embodiment, the conductive paste 43 can be a conductive silver paste, a conductive ink, or other conductive material, preferably a conductive silver paste.
The first conductive strip 41 is located on the same side of the mounting hole (21a, 21b), and the first conductive strip 41 is electrically connected to the first conductive substrate by the conductive paste 43. The first conductive strips 41 can establish a stable and reliable electrical connection relationship between the circuit board and the first transparent conductive layer 101 on the first conductive substrate, so that the coloring and fading response of the electrochromic medium 6 under the action of an electric field is realized, and the use of the conductive paste 43 further improves the quick response speed of the electrochromic medium 6.
The second conductive substrate is adjacent to the outer periphery of the first conductive strip 41, and an electrically isolated region 202 is etched on the second transparent conductive layer 201 to prevent a short circuit between the second conductive substrate and the first conductive substrate.
The second conductive substrate is provided with at least two mounting holes (21a, 21b) along the length direction near the peripheral area, and the mounting holes (21a, 21b) are positioned on the same side of the second conductive substrate along the length direction. Mounting holes (21a, 21b) are directly formed in the second conductive base body, the sun visor is connected to the rotating shaft through the mounting holes (21a, 21b), and the connecting mode can be set according to the actual situation in the field.
A photosensitive sensor 8 and a circuit board (not shown) are further arranged in the shell 7, the photosensitive sensor 8 faces the outside of the vehicle when in a working state, and the photosensitive sensor 8 is electrically connected with the circuit board. The photosensitive sensor 8 receives strong light from the outside of the vehicle, applies the voltage of the electrochromic element through signal conversion of the circuit board, and further realizes the dimming and anti-dazzle functions of the sun visor. The electrical connection of the circuit board realizes the access of an external power supply through the power interface 10.
The sun shield of the utility model turns over towards the roof when not in use, turns over towards the windshield when in use, and applies voltage to the electrochromic element, so that the electrochromic element substrate is in a coloring state when being powered on positively to play an anti-dazzle role, and is in a fading state when being powered off or being powered on reversely to be represented as a conventional glass element; meanwhile, due to the optical transparent property of the base material, the sun shield has a perspective effect, and the visual field range in front of a driver is enlarged.
It can be seen that the present invention provides considerable advantages over the currently available technologies. 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 (5)
1. A dimmable vehicle visor, comprising:
a housing;
an electrochromic element disposed within the housing, the element comprising:
the optical transparent first conductive substrate comprises a first base body and a first transparent conductive layer, wherein the first transparent conductive layer is arranged on the rear surface of the first base body;
a second optically transparent conductive substrate including a second base body and a second transparent conductive layer provided on a front surface of the second base body, the first conductive substrate and the second conductive substrate being arranged in a spaced-apart relationship, a peripheral edge of at least a partial region of the first conductive substrate in a length direction thereof being located inside a peripheral edge of the second conductive substrate;
a sealing material disposed substantially circumferentially between the outer peripheral regions of the first and second conductive substrates to sealingly bond the rear surface of the first base and the front surface of the second base to each other and define a cavity; and
an electrochromic medium disposed in the cavity;
the second conductive substrate is connected with a first conductive strip and a second conductive strip along the peripheral area of the length direction of the second conductive substrate, and the first conductive strip and the second conductive strip are oppositely arranged on two sides of the second conductive substrate.
2. The dimmable vehicle visor of claim 1, wherein an adjustment button is provided in the housing, the adjustment button being in electrical connection with the circuit board.
3. The dimmable vehicle visor of claim 1, wherein the first conductive strip is located on the same side of the mounting hole, and the first conductive strip is electrically connected to the first conductive substrate through conductive paste.
4. The dimmable vehicle visor of claim 1, wherein the second conductive substrate has at least two mounting holes along its length near the peripheral region, the mounting holes being located on the same side of the second conductive substrate along its length.
5. The dimmable sun visor for vehicles according to claim 1, wherein a photosensor and a circuit board are further disposed in the housing, the photosensor faces the outside of the vehicle when in an operating state, and the photosensor and the circuit board are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022124770.0U CN213383825U (en) | 2020-09-24 | 2020-09-24 | Automobile sun visor capable of adjusting light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022124770.0U CN213383825U (en) | 2020-09-24 | 2020-09-24 | Automobile sun visor capable of adjusting light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213383825U true CN213383825U (en) | 2021-06-08 |
Family
ID=76182443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022124770.0U Active CN213383825U (en) | 2020-09-24 | 2020-09-24 | Automobile sun visor capable of adjusting light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213383825U (en) |
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2020
- 2020-09-24 CN CN202022124770.0U patent/CN213383825U/en active Active
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