CN206012468U - A kind of anti-glare liquid crystal display screen rearview mirror - Google Patents
A kind of anti-glare liquid crystal display screen rearview mirror Download PDFInfo
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- CN206012468U CN206012468U CN201620854256.3U CN201620854256U CN206012468U CN 206012468 U CN206012468 U CN 206012468U CN 201620854256 U CN201620854256 U CN 201620854256U CN 206012468 U CN206012468 U CN 206012468U
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- rearview mirror
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- display screen
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Abstract
A kind of anti-glare liquid crystal display screen rearview mirror, including first substrate, second substrate, liquid crystal layer, it is characterized in that, it is provided with controller, brightness sensor, black film, alignment films and Polarizer, the brightness sensor is used for sensing light luminance and being transferred to controller, the controller is used for the liquid crystal molecule deflection angle for controlling liquid crystal layer according to the light luminance, the alignment films are used for the deflection angle for fixing liquid crystal layer liquid crystal molecule, the Polarizer is used for reducing light luminance, controller adjusts the deflection angle of liquid crystal layer liquid crystal molecule by controlling first substrate electrode and second substrate electrode, by the change of liquid crystal molecule and the angle of Polarizer, achieve the change of liquid crystal display screen backsight specular reflectivity, solve the problems, such as that the reflectance of normal condition and the reflectance of anti-glare state are difficult to meet use demand.
Description
Technical field
This utility model is related to liquid crystal modulator technical field, and in particular to a kind of anti-glare liquid crystal display screen rearview mirror.
Background technology
Vehicle mirrors are the critical components that driver obtains rear view of vehicle information, are the important guarantors of vehicle safe driving
Barrier, according to statistics, the vehicle that driver is averagely come from behind when 15s can observe a rearview mirror, particularly driving at night is big
The intense light of lamp can produce dazzling dazzle by rearview mirror, and serious image traffic safety, with auto industry technology
Long-run development, the anti-glare effect of inside-automobile rear mirror are also constantly being improved.Automobile passes through interior backsight in driving procedure
Mirror obtains the relative light intensity of front vehicle information, the image definition of inside rear-view mirror and image direct relation, such as daytime
Image, the uniform intensity of various pieces, imaging source do not have high light to send, and brightness of image and ambient light are close to and very clear
Clear, and at night, the car light of the automobile at rear has high light to send, car light image is far longer than the image intensity of other parts, when
During driver's observation rear situation, dazzling car light can disturb the sight line of driver, and the image blur in mirror, easily send out
Raw vehicle accident, here it is the dazzling problem that often says, is this problem of solution, and scientist has carried out many researchs, and electrochromism
It is the major programme of solution with liquid crystal, electrochromic advantage is lacking for normal condition, reflectance height, imaging clearly, but maximum
Fall into is that its response speed is very slow, most short also want more than 2s, in fast changing driving procedure, time mistake；Liquid crystal backsight
Fringe time is generally smaller than 100ms, but the subject matter of liquid crystal anti-glare inside rear-view mirror is the reflectance of normal condition and prevents
Dazzle the eyes the reflectance of state to be difficult to while taking into account, if the high reflectance under meeting normal condition, can cause to dazzle the eyes situation to occur,
If meeting the antiradar reflectivity under anti-glare state, the image definition under normal condition can be affected.
Content of the invention
Therefore, the technical problems to be solved in the utility model is just being to overcome in prior art liquid crystal anti-glare inside rear-view mirror
Often the reflectance of state and the reflectance of anti-glare state are difficult to the defect for meeting use demand.
In view of this, this utility model embodiment provides a kind of anti-glare liquid crystal display screen rearview mirror, including first substrate, second
Substrate, liquid crystal layer, are provided with controller, brightness sensor, black film, alignment films and Polarizer, the brightness sensor
For sensing light luminance and being transferred to controller, the controller is used for the liquid crystal for controlling liquid crystal layer according to the light luminance
Molecule deflection angle, the alignment films are used for the deflection angle for fixing liquid crystal layer liquid crystal molecule, and the Polarizer is used for reducing light
Line brightness.
Further, the first substrate arranges first substrate electrode, the second substrate towards the liquid crystal layer side
Towards the liquid crystal layer side, second substrate electrode is set.
Further, the liquid crystal layer is made up of with non-conductive interval insulant liquid crystal molecule.
Further, the brightness sensor levels, be symmetricly set on inside rear-view mirror towards driver side.
Further, the liquid crystal layer is to be mounted in the first substrate and the second base by sealing ring and/or sealant sealing
Between plate.
Further, the black film is arranged at the second substrate away from the liquid crystal layer side.
Further, the controller is arranged at the second substrate away from the liquid crystal layer side.
Further, the alignment films are arranged between the liquid crystal layer and Polarizer.
Further, also include protective glass, for protecting the Polarizer.
Further, the Polarizer is arranged between the alignment films and protective glass.
A kind of anti-glare liquid crystal display screen rearview mirror that this utility model is provided, including first substrate, second substrate, liquid crystal layer,
By the brightness of brightness sensor sensing rearview mirror and be transferred to controller, controller by control first substrate electrode with
Second substrate electrode adjusts the liquid crystal molecule deflection angle of liquid crystal layer, by the change of liquid crystal molecule and the angle of Polarizer and
The physical characteristics of Polarizer, adjust reflectance of the rearview mirror under normal condition and anti-glare state, solve normal condition
Reflectance and the reflectance of anti-glare state be difficult to the problem while taking into account, and be arranged on the black film on second substrate and be conducive to
The reflectance of increase normal condition, increases the definition of rearview mirror.
Description of the drawings
In order that content of the present utility model is more likely to be clearly understood, it is embodied as below according to of the present utility model
Example simultaneously combines accompanying drawing, this utility model is described in further detail, wherein
A kind of structural representation of anti-glare liquid crystal display screen rearview mirror that Fig. 1 is provided for this utility model embodiment；
A kind of structural representation of anti-glare liquid crystal display screen rearview mirror that Fig. 2 is provided for this utility model embodiment.
Specific embodiment
A kind of anti-glare liquid crystal display screen rearview mirror that this utility model is provided, as shown in figure 1, including first substrate 11, first
Electrode of substrate 12, encapsulant 13, second substrate electrode 14, second substrate 15 and black film 16, wherein liquid crystal layer 22 include
Liquid crystal molecule 20 and non-conductive interval insulant 21, non-conductive interval insulant 21 are used for supporting first substrate 11 and second substrate
15；As shown in Fig. 2 including protective glass 31, liquid crystal layer 22, Polarizer 32 and alignment films 33, alignment films 33 are arranged on liquid crystal
Layer 22 and Polarizer 32 between, for make the liquid crystal molecule 20 in liquid crystal layer 22 by specific direction arrange, Polarizer 32 towards
Driver side is additionally provided with protective glass 31.
Specifically, liquid crystal layer is encapsulated between first substrate and second substrate, and first substrate away from the one side of liquid crystal layer is
Minute surface, be arranged at second substrate to deviate from liquid crystal layer side or be arranged between second substrate and second substrate electrode is black film,
The black film causes inside rear-view mirror on normal condition, i.e. light luminance uniform daytime, improves the reflectance of rearview mirror, makes backsight
The field of vision of mirror becomes apparent from；First substrate electrode is arranged on first substrate towards liquid crystal layer side, and second substrate electrode is arranged
In second substrate towards liquid crystal layer side, display floater can be set in second substrate, for showing liquid crystal image, brightness
Sensor, is irradiated to the brightness of inside rear-view mirror, and is transferred to controller for sensing rear car, and controller is by controlling the first base
Plate electrode adjusts the liquid crystal molecule deflection angle of liquid crystal layer with second substrate electrode, by liquid crystal molecule and the angle of Polarizer
Change, adjusts reflectance of the rearview mirror under normal condition and anti-glare state, for example, when liquid crystal display screen rearview mirror is on state of
Under, liquid crystal molecule is consistent with the angle of Polarizer, increases liquid crystal display screen reflectance, becomes apparent from liquid crystal display screen rearview mirror；Work as liquid
, under dark-state, in order to avoid dazzling the eyes, controller is by controlling first substrate electrode with second substrate electrode for brilliant screen rearview mirror
Electricity size, changes then the deflection angle of liquid crystal molecule, liquid crystal molecule and the angle of Polarizer is gradually increased, and liquid crystal display screen is anti-
Rate reduction is penetrated, the screen intensity of liquid crystal display screen rearview mirror reduces then, make liquid crystal display screen rearview mirror play anti-glare effect；Alignment films set
Put between liquid crystal layer and Polarizer, for fixing the deflection angle of liquid crystal layer liquid crystal molecule, when controller by control first/
Second substrate electrode so that after liquid crystal molecule deflects, by alignment films fixed deflection direction proper alignment, is conducive to increasing
Big reflectance, Polarizer are arranged between alignment films and protective glass, for reducing the light intensity from extraneous intake rearview mirror,
The light of liquid crystal molecular reflection can also be filtered, reduces reflectance to greatest extent, meet the protection of rearview mirror antiglare mesh, while arranging
Protective glass, for ensureing the optical accuracy of Polarizer.
A kind of anti-glare liquid crystal display screen rearview mirror that this utility model is provided, using the light of brightness sensor sensing rearview mirror
Strong and be transferred to controller, controller adjusts the liquid crystal molecule of liquid crystal layer by controlling first substrate electrode and second substrate electrode
Deflection angle, and pass through alignment films fixed deflection direction proper alignment, by the change of liquid crystal molecule and the angle of Polarizer
And the physical characteristics of Polarizer, adjust reflectance of the rearview mirror under normal condition and anti-glare state, solution to greatest extent
The reflectance of normal condition is determined and the reflectance of anti-glare state has been difficult to the problem that takes into account.
Preferably, liquid crystal layer is mounted between the first substrate and second substrate by sealing ring and/or sealant sealing,
It is made up of with non-conductive interval insulant liquid crystal molecule.
Specifically, the encapsulation of liquid crystal layer can by sealing ring or fluid sealant by liquid crystal layer be encapsulated in first substrate with
Between second substrate, it is also possible to while the encapsulation of liquid crystal layer is realized with fluid sealant by the way of sealing ring is engaged, in order to increase
Seal up the reliability of dress, it is preferred to use the mode that sealing ring is engaged with both fluid sealants realizes the encapsulation of liquid crystal layer；In liquid crystal
Also include in addition to liquid crystal molecule material in the middle of layer for supporting the non-conductive interval insulant of first substrate and second substrate, no
Conducting interval material can be plastic ball.
The anti-glare liquid crystal display screen rearview mirror that this utility model embodiment is provided, by arranging non-conductive separating material in liquid crystal layer
Material, prevents first substrate and second substrate and other dependency structures extruding liquid crystal layer so that liquid crystal layer is deformed upon, due to not leading
The supporting role of electric interval insulant, defines the uniform on state of and dark-state of whole backsight minute surface, at the same meet normal condition and
The anti-glare sense organ visual field in good condition.
Preferably, luminance sensor level, be symmetricly set on rearview mirror towards driver side, controller is arranged at second
Substrate deviates from liquid crystal layer side.
Specifically, brightness sensor is used for sensing the brightness that rear car is irradiated to inside rear-view mirror, and is transferred to controller,
Brightness sensor can be symmetricly set on inside rear-view mirror towards the horizontal both sides of driver, it is also possible to arrange to be distributed at the same time and lean on
The side arrangement of nearly driver, in order to brightness sensor can more accurately sense light luminance, the present embodiment preferably symmetrically sets
Put in inside rear-view mirror towards the horizontal both sides arrangement of driver；Controller is by controlling first substrate electrode and second substrate electrode control
The reflectance of liquid crystal layer processed, can be arranged at second substrate away from the liquid crystal layer side or be integrated in the Electronic Control of vehicle
In unit ECU, maintenance is installed on for convenience, be preferably disposed on second substrate away from liquid crystal layer side.
A kind of anti-glare liquid crystal display screen rearview mirror that above-described embodiment is provided, by brightness sensor sensing inside rear-view mirror
Brightness is simultaneously transferred to controller, and controller adjusts the liquid crystal of liquid crystal layer by controlling first substrate electrode and second substrate electrode
Molecule deflection angle, by liquid crystal molecule and the change of the angle of Polarizer, adjusts rearview mirror in normal condition and anti-glare
Reflectance under state, solves the problems, such as that the reflectance of normal condition and the reflectance of anti-glare state are difficult to take into account.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.Right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need to be exhaustive to all of embodiment.And thus extended obvious change or
Change among the protection domain that creates still in this utility model.
Claims (10)
1. a kind of anti-glare liquid crystal display screen rearview mirror, including first substrate, second substrate, liquid crystal layer, it is characterised in that be provided with control
Device processed, brightness sensor, black film, alignment films and Polarizer, the brightness sensor are used for sensing light luminance and passing
Defeated the controller is used for the liquid crystal molecule deflection angle for controlling liquid crystal layer according to the light luminance to controller, described takes
It is used for the deflection angle for fixing liquid crystal layer liquid crystal molecule to film, the Polarizer is used for reducing light luminance.
2. anti-glare liquid crystal display screen rearview mirror according to claim 1, it is characterised in that the first substrate is towards the liquid
Crystal layer side arranges first substrate electrode, and the second substrate arranges second substrate electrode towards the liquid crystal layer side.
3. anti-glare liquid crystal display screen rearview mirror according to claim 2, it is characterised in that the liquid crystal layer by liquid crystal molecule with
Non-conductive interval insulant composition.
4. anti-glare liquid crystal display screen rearview mirror according to claim 3, it is characterised in that the brightness sensor levels,
Rearview mirror is symmetricly set on towards driver side.
5. anti-glare liquid crystal display screen rearview mirror according to claim 4, it is characterised in that the liquid crystal layer is by sealing ring
And/or sealant sealing is mounted between the first substrate and second substrate.
6. anti-glare liquid crystal display screen rearview mirror according to claim 2, it is characterised in that the black film is arranged at described second
Substrate deviates from the liquid crystal layer side.
7. anti-glare liquid crystal display screen rearview mirror according to claim 6, it is characterised in that the controller is arranged at described
Diyl backboard is from the liquid crystal layer side.
8. anti-glare liquid crystal display screen rearview mirror according to claim 7, it is characterised in that the alignment films are arranged on the liquid
Between crystal layer and Polarizer.
9. the anti-glare liquid crystal display screen rearview mirror according to any one of claim 1-8, it is characterised in that also include protecting glass
Glass, for protecting the Polarizer.
10. anti-glare liquid crystal display screen rearview mirror according to claim 9, it is characterised in that the Polarizer is arranged on described
Between alignment films and protective glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620854256.3U CN206012468U (en) | 2016-08-08 | 2016-08-08 | A kind of anti-glare liquid crystal display screen rearview mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620854256.3U CN206012468U (en) | 2016-08-08 | 2016-08-08 | A kind of anti-glare liquid crystal display screen rearview mirror |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206012468U true CN206012468U (en) | 2017-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620854256.3U Active CN206012468U (en) | 2016-08-08 | 2016-08-08 | A kind of anti-glare liquid crystal display screen rearview mirror |
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| Country | Link |
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| CN (1) | CN206012468U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501678A (en) * | 2018-11-27 | 2019-03-22 | 陆玮 | A kind of new-energy automobile Anti-glare rearview mirror |
-
2016
- 2016-08-08 CN CN201620854256.3U patent/CN206012468U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109501678A (en) * | 2018-11-27 | 2019-03-22 | 陆玮 | A kind of new-energy automobile Anti-glare rearview mirror |
| CN109501678B (en) * | 2018-11-27 | 2021-09-03 | 台州明德灯饰有限公司 | New energy automobile anti-dazzle mesh rear-view mirror |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220420 Address after: Room 402, gate 2, floor 947, Zhongguancun, Haidian District, Beijing 100080 Patentee after: Bai Yunfei Address before: Room b-105, building 8, No. 3, minzhuang Road, Haidian District, Beijing 100093 Patentee before: BEIJING XINGKEDI ELECTRONIC TECHNOLOGY Research Institute |
|
| TR01 | Transfer of patent right |