CN210011581U - Automobile-used automatically controlled sunshading board and car of adjusting luminance - Google Patents
Automobile-used automatically controlled sunshading board and car of adjusting luminance Download PDFInfo
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- CN210011581U CN210011581U CN201822234260.1U CN201822234260U CN210011581U CN 210011581 U CN210011581 U CN 210011581U CN 201822234260 U CN201822234260 U CN 201822234260U CN 210011581 U CN210011581 U CN 210011581U
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Abstract
The utility model discloses an automobile-used automatically controlled sunshading board and car of adjusting luminance, include: the device comprises an electro-dimming film and an electric control switch, wherein the electro-dimming film is arranged above a windshield of a vehicle, and alternating current is connected to the input end of the electro-dimming film through the electric control switch; when AC is introduced, the electro-dimming film is in a transparent state and is switched to an opaque state when power is off. The transparent and the non-transparent can be switched quickly without being pulled by hands, and the switch is switched by one key through the electric control switch, so that the use is convenient.
Description
Technical Field
The utility model belongs to the automobile field, more specifically relates to an automobile-used automatically controlled sunshading board and car of adjusting luminance.
Background
The sun visor for automobile is a plate installed over driver to prevent glare of sunlight, and may be turned over when in use, and the sun visor for automobile may be made of plastic, EPP, PU foam, cardboard, etc. and may be divided into front block, side block and back block. With the increasing requirements of customers on the sun visor, the sun visor has more and more functions, including a lamp and a mirror. With the development of science and technology, an automobile liquid crystal sun visor has appeared at present, which can block the irradiation of sunlight and can not block the sight. However, these conventional sun visors generally need to be designed with mounting supports, and are mounted on the vehicle body above the front windshields of the seats of the primary driver and the secondary driver through the mounting supports, so that the structure of the conventional sun visors is complex, the quality of the conventional sun visors is high, and the conventional sun visors need to be pulled by hands when in use, and the attention of drivers is influenced.
Therefore, there is a need to develop an electrically controlled dimming sun visor for a vehicle and a vehicle, which can be switched between transparent and opaque states without being pulled by a driver, and which is convenient and fast to use and light in weight.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automobile-used automatically controlled sunshading board and car of adjusting luminance solves ordinary sunshading board and needs manually operation, influences navigating mate attention, and the higher problem of structure complex quality.
In order to achieve the above object, the utility model provides an automobile-used automatically controlled sunshading board of adjusting luminance, include: an electro-dimming film and an electrically controlled switch,
the electric dimming film is arranged above a windshield of the vehicle, and alternating current is connected to the input end of the electric dimming film through the electric control switch; when alternating current is introduced, the electro-dimming film is in a transparent state and is converted into an opaque state when power is off.
Preferably, the electro-dimming film comprises two flexible transparent conductive films, and liquid crystal and a high polymer material are filled between the two flexible transparent conductive films.
Preferably, the device further comprises an inverter circuit and a transformer, one end of the transformer is connected to the power battery through the inverter circuit, and the other end of the transformer is connected to the electro-dimming film through the electric control switch.
Preferably, the output voltage of the transformer is 24V.
Preferably, the transformer is connected with the light adjusting film through a low-voltage 24V power line.
Preferably, one end of the low-voltage 24V power line is connected with a pair of patches, and the pair of patches are arranged at the input end of the electro-dimming film at intervals.
Preferably, the electrically controlled switch is a push button switch.
Preferably, the working voltage of the light adjusting film is 18V-75V.
Preferably, the on-state light transmittance of the light-adjusting film is not less than 75%, and the off-state light transmittance of the light-adjusting film is not more than 2%.
The utility model also provides a car, the car include the car body and set up in sunshading board on the windshield of car body, the sunshading board is foretell automatically controlled sunshading board of adjusting luminance.
The beneficial effects of the utility model reside in that: the electro-dimming film is adhered above the windshield of the vehicle, an additional mounting support is not needed, the space in the vehicle is not occupied, and the whole structure is simple and light; the on-off of the current is controlled through the electric control switch, so that the electro-dimming film is rapidly switched between transparent and opaque, the power supply is switched off when the sun is needed, the electro-dimming film is changed into an opaque state, the shading effect is achieved, the power supply is switched on when the sun is not needed, the electro-dimming film is rapidly switched into the opaque state, and the attention of a driver is prevented from being influenced by being pulled by hands.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout the exemplary embodiments of the present invention.
Fig. 1 shows a schematic structural diagram of an electronic control dimming sun visor for a vehicle according to an embodiment of the present invention.
Fig. 2 shows a schematic diagram of an electrically controlled switch according to an embodiment of the present invention.
Fig. 3 shows a schematic circuit diagram of an electrically controlled dimming sun visor for a vehicle according to an embodiment of the present invention.
Description of the reference numerals
1. An electric control switch; 2. a transformer; 3. a power battery; 4. a low voltage 24V power line; 5. a windshield; 6. an electro-dimming film; 7. an inverter circuit.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
According to the utility model discloses an automobile-used automatically controlled sunshading board of adjusting luminance, include: an electro-dimming film and an electrically controlled switch,
the electric dimming film is arranged above a windshield of a vehicle, and the alternating current is connected to the input end of the electric dimming film through the electric control switch; when AC is introduced, the electro-dimming film is in a transparent state and is switched to an opaque state when power is off.
Specifically, the electro-dimming film is adhered above the windshield of the vehicle, an additional mounting support is not needed, the space in the vehicle is not occupied, and the whole structure is simple and light; the on-off of the current is controlled through the electric control switch, so that the electro-dimming film is rapidly switched between transparent and opaque, the power supply is switched off when the sun is needed, the electro-dimming film is changed into an opaque state, the shading effect is achieved, the power supply is switched on when the sun is not needed, the electro-dimming film is rapidly switched into the opaque state, and the attention of a driver is prevented from being influenced by being pulled by hands.
A pdlc (polymer Dispersed Liquid Crystal film) polymer Dispersed Liquid Crystal dimming film, abbreviated as a dimming film, is a core material for manufacturing dimming glass. The light adjusting film can control the arrangement sequence of liquid crystal molecules through voltage so as to control the transparency of a product, and can switch the state of transparent or frosted glass according to needs and hobbies; the operation is simple, the service life is as long as twenty years, the power consumption is 3.7 watts per square meter, and in addition, the ultraviolet ray can be isolated by more than 99.8 percent.
As the preferred scheme, the electro-dimming film comprises two flexible transparent conductive films, and liquid crystal and high polymer materials are filled between the two flexible transparent conductive films and can be perfectly attached to the windshield.
Preferably, the device further comprises an inverter circuit and a transformer, wherein one end of the transformer is connected to the power battery through the inverter circuit, and the other end of the transformer is connected to the electro-dimming film through an electric control switch.
Specifically, when the vehicle is not powered when parked, the power supply of the power battery does not output outwards, so that the electro-dimming film is in an opaque state without electricity, and partial light blocking is provided for the vehicle; after the vehicle is powered on, the power battery power supply outputs current outwards, because the electronic control switch is normally closed, the electric dimming film is powered on and is in a transparent state, the windshield is transparent, the vehicle normally runs, if the light outside the vehicle is very bright at the moment, the sun shield is required to work, the electronic control switch is pressed down, the electric dimming film is powered off and is in an opaque state, the sun shield upper part sun shield area is started, and the vehicle has a sun-shading function.
Preferably, the output voltage of the transformer is 24V.
Preferably, the transformer is connected with the light adjusting film through a low-voltage 24V power line.
Preferably, one end of the low-voltage 24V power line is connected with a pair of patches, and the pair of patches are arranged at the input end of the electro-dimming film at intervals.
As the preferred scheme, the electric control switch is a button switch, so that the operation is convenient.
Preferably, the operating voltage of the light adjusting film is 18V-75V.
Preferably, the light-adjusting film has an on-state transmittance of not less than 75% and an off-state transmittance of not more than 2%.
The utility model discloses still include an automobile, the automobile includes the automobile body and sets up the sunshading board on the windshield of automobile body, and the sunshading board is foretell automatically controlled sunshading board of adjusting luminance.
Examples
Fig. 1 is a schematic structural diagram of an electrically controlled dimming sun visor for a vehicle according to the present embodiment; fig. 2 shows a schematic view of an electrically controlled switch according to the present embodiment; fig. 3 shows a schematic circuit diagram of the electrically controlled dimming sun visor for a vehicle according to the present embodiment.
As shown in fig. 1 to 3, the electrically controlled dimming sun visor for a vehicle includes: the device comprises an electro-dimming film 6 and an electric control switch 1, wherein the electro-dimming film 6 is arranged above a windshield 5 of a vehicle, a power battery 3 is connected to a transformer 2 through an inverter circuit 7, the transformer 2 is connected to the input end of the electro-dimming film 6 through the electric control switch 1, and the electric control switch 1 is a button switch; when alternating current is introduced, the electro-dimming film 6 is in a transparent state and is converted into an opaque state when power is off; the output voltage of the transformer 2 is 24V, the transformer 2 is connected with the electro-dimming film 6 through the low-voltage 24V power line 4, and the working voltage of the electro-dimming film 6 is 24V.
The power battery 3 supplies alternating current through the inverter circuit 7, the power voltage output from the power battery 3 is transformed into 24V through the transformer 2, then the current is conducted onto the electric control switch 1 through the low-voltage 24V power line 4, the electric control switch 1 is closed in a default state, the current is transmitted to the electro-dimming film 6, the liquid crystal in the electro-dimming film 6 is in disordered arrangement under the condition of no electricity, the electro-dimming film is opaque, and the windshield 5 achieves the upper sunshade function; when the electric current is turned on, the electro-dimming film 6 becomes transparent, and the windshield 5 is transparent.
When the vehicle is not powered on when parking, the power supply of the power battery 3 is not output outwards, so the electric dimming film 6 is not electrified and is in an opaque state, and partial light blocking effect is provided for the vehicle;
after the vehicle is powered on, the power supply of the power battery 3 outputs current outwards, the electric control switch 1 is normally closed, the electric dimming film 6 is electrified and is in a transparent state, the windshield 5 is transparent, and the vehicle runs normally;
when the light outside the vehicle is very bright and the sun shield needs to work, the normally closed electric control switch 1 is pressed, the electric dimming film 6 is powered off and is in an opaque state, the sun shield area on the upper portion of the front windshield 5 is started, and the vehicle has a sun-shading function.
While various embodiments of the present invention have been described above, the above description is intended to be illustrative, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.
Claims (9)
1. An electrically controlled dimming sun visor for a vehicle, comprising: an electro-dimming film and an electrically controlled switch,
the electric dimming film is arranged above a windshield of a vehicle, and alternating current is connected to the input end of the electric dimming film through the electric control switch; when alternating current is introduced, the electro-dimming film is in a transparent state and is converted into an opaque state when power is off;
the power battery is characterized by further comprising an inverter circuit and a transformer, wherein one end of the transformer is connected to the power battery through the inverter circuit, and the other end of the transformer is connected to the electro-dimming film through the electric control switch.
2. The electrically controlled dimming sun visor of claim 1, wherein the electro-dimming film comprises two flexible transparent conductive films, and liquid crystal and polymer material are filled between the two flexible transparent conductive films.
3. The electrically controlled dimming sun visor of claim 1, wherein the output voltage of the transformer is 24V.
4. The electrically controlled dimming sun visor of claim 1, wherein the transformer is connected to the dimming film via a low voltage 24V power line.
5. The electrically controlled dimming sun visor of claim 4, wherein a pair of patches are connected to one end of the low voltage 24V power line, and the patches are spaced from the input end of the electro-dimming film.
6. The electrically controlled dimming sun visor of claim 1, wherein the electrically controlled switch is a push button switch.
7. The electrically controlled dimming sun visor of claim 1, wherein the operating voltage of the dimming film is 18V-75V.
8. The electrically controlled dimming sun visor of claim 1, wherein the on-state transmittance of the dimming film is not less than 75%, and the off-state transmittance of the dimming film is not more than 2%.
9. An automobile, comprising an automobile body and a sun visor arranged on a windshield of the automobile body, wherein the sun visor is the electrically controlled dimming sun visor according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822234260.1U CN210011581U (en) | 2018-12-28 | 2018-12-28 | Automobile-used automatically controlled sunshading board and car of adjusting luminance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822234260.1U CN210011581U (en) | 2018-12-28 | 2018-12-28 | Automobile-used automatically controlled sunshading board and car of adjusting luminance |
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| Publication Number | Publication Date |
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| CN210011581U true CN210011581U (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822234260.1U Active CN210011581U (en) | 2018-12-28 | 2018-12-28 | Automobile-used automatically controlled sunshading board and car of adjusting luminance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112339535A (en) * | 2020-10-28 | 2021-02-09 | 长春凯迪汽车车身设计有限公司 | Electrochromic car front windshield sunshading board |
| WO2021258930A1 (en) * | 2020-06-24 | 2021-12-30 | 京东方科技集团股份有限公司 | Sun visor, front windshield, and vehicle |
-
2018
- 2018-12-28 CN CN201822234260.1U patent/CN210011581U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021258930A1 (en) * | 2020-06-24 | 2021-12-30 | 京东方科技集团股份有限公司 | Sun visor, front windshield, and vehicle |
| CN112339535A (en) * | 2020-10-28 | 2021-02-09 | 长春凯迪汽车车身设计有限公司 | Electrochromic car front windshield sunshading board |
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