CN209486412U - A kind of darkening eyeglass and automatic beam change driving mirror - Google Patents
A kind of darkening eyeglass and automatic beam change driving mirror Download PDFInfo
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- CN209486412U CN209486412U CN201920259312.2U CN201920259312U CN209486412U CN 209486412 U CN209486412 U CN 209486412U CN 201920259312 U CN201920259312 U CN 201920259312U CN 209486412 U CN209486412 U CN 209486412U
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Abstract
The utility model provides a kind of darkening eyeglass and automatic beam change driving mirror, belongs to spectacle lens technical field.It solve existing darkening driving mirror over there without high beam in the case where, Chinese herbaceous peony road conditions effective visible sensation will be relatively poor, is unfavorable for driver's long-duration driving, while there are problems that be easy to causeing driver fatigue in the case of poor effective visible sensation for a long time.This darkening eyeglass includes the light-blocking region being made by LCD structure and the primary vision area without liquid crystal structure, the light-blocking region, which is located above primary vision area, forms eyeglass top, the primary vision area forms eyeglass lower part and has light cross-country traveling ability, and the light-blocking region has high pass light state and dark-state state.This darkening eyeglass can no longer block the advantages of improving clarity and noctovision sensitivity when needing light passing with can effectively block high-strength light radiation when needing shading.
Description
Technical field
The utility model belongs to spectacle lens technical field, is related to a kind of darkening eyeglass and automatic beam change driving mirror.
Background technique
Night vehicle cross vehicle when, vehicle its headlight for vehicles of crossing travelled in opposite directions can often open high beam, high beam
Luminous intensity is larger, and the cross driver's eyes of vehicle of opposite will receive very big influence, such as due to more dazzling and do not see front
Situation, to will increase traffic peace interpreter's event.
In order to better solve this problem, people have invented a kind of eyeglass for night driving, this eyeglass is mounted on
Driver is given to wear on spectacle frame, so that dazzling anti-high beam, anti-fatigue, the effect that ensures safety are played, it is such as disclosed entitled
A kind of eyeglass for night driving, the Chinese patent of Publication No. CN1719306A, which disclose a kind of nighttime driving mirrors
Piece, it is characterised in that: the central area of eyeglass be provided with area greater than 5 square millimeters and less than 20 square centimeters, visible light it is saturating
It penetrates and is provided with visible transmission outside high transparency area than the high transparency area for 75%-100% than the dim light floor for 3%-49%.
70% or more the optical attenuation of high beam can be played the effect of anti-dazzling so that driver be made not feel dazzling by its dim light layer
Fruit.But there are still problems: since dim light layer occupies the area of many ratios of entire eyeglass, and whether there is or not distance light regardless of opposite
Lamp, dim light layer are intended to decay to Chinese herbaceous peony light, thus over there without high beam in the case where, Chinese herbaceous peony road conditions effective visible sensation will
It is relatively poor, it is unfavorable for driver's long-duration driving, while there are be easy to cause driving in the case of poor effective visible sensation for a long time
Member's fatigue.
Summary of the invention
The purpose of this utility model is the presence of the above problem in view of the prior art, proposes one kind energy when needing shading
It is enough effectively to block high-strength light radiation, it can no longer block to improve clarity and noctovision sensitivity when needing light passing
Darkening eyeglass.
The utility model additionally provides that a kind of can effectively to block automobile big when there is the headlight for vehicles travelled in opposite directions radiation
Lamp radiates and does not lose simultaneously effective visible sensation to road conditions, and can restPose when no headlight for vehicles radiates i.e. whole
Automatic beam change driving mirror of a spectacle lens all in Quan Guangtong state.
The purpose of this utility model can be realized by the following technical scheme: a kind of darkening eyeglass, it is characterised in that: including
The light-blocking region be made by LCD structure and the primary vision area without liquid crystal structure, the light-blocking region, which is located above primary vision area, forms mirror
Piece top, the primary vision area form eyeglass lower part and have light cross-country traveling ability, and the light-blocking region has high pass light state and dark-state
State.
High pass light state is that the ITO in LCD is all-pass light state, and dark-state state is that ITO is not all-pass light state.
In a kind of above-mentioned darkening eyeglass, the abutment line between the light-blocking region and primary vision area is an arc song
Line, the highest point of arc curve are located in the middle part of arc curve and are not less than 2mm at a distance from eyeglass horizontal center line and are not more than
5mm。
In a kind of above-mentioned darkening eyeglass, the radius of curvature of the arc curve not less than 40mm and is not more than
200mm。
In a kind of above-mentioned darkening eyeglass, the dark-state state is light-blocking region from bottom to top by shallowly gradually deepening gradually
Become and filter, the realization that the gradual change filters includes two ways, respectively static mode and dynamical fashion.
In a kind of above-mentioned darkening eyeglass, the static mode is that the ITO electrode of LCD is uniformly distributed, and gradual change filters
It is to be realized by changing the current potential on the electrode of ITO horizontal direction distribution, the high level density of electrode potential is from bottom to top
It gradually reduces, the light passing amount of ITO is corresponding to be gradually reduced.
In a kind of above-mentioned darkening eyeglass, the dynamical fashion is to make in such a way that control system is to LCD scanning
The extreme lower position light passing amount of the ITO of light-blocking region is maximum, and is gradually reduced from lower position to high position light passing amount.
A kind of automatic beam change driving mirror, including mirror holder, it is characterised in that: light-sensitive element, control are installed on the mirror holder
Circuit processed and the above-mentioned darkening eyeglass of left and right two panels, the light-sensitive element and the above-mentioned darkening eyeglass of left and right two panels with control electricity
Road connection.
In a kind of above-mentioned automatic beam change driving mirror, the light-sensitive element is two, and is separately mounted to mirror holder
At left and right edges.
In a kind of above-mentioned automatic beam change driving mirror, an optically focused is respectively equipped at the left and right edges of the mirror holder
Mirror, condenser are cylindrical in shape and in front of nozzle faces, and the light-sensitive element is located at the cylinder bottom of corresponding condenser.
In a kind of above-mentioned automatic beam change driving mirror, the control circuit contains power circuit, sets on the mirror holder
There is charging interface, the charging interface is electrically connected with control circuit.
Compared with prior art, this darkening eyeglass has the advantages that following several:
1, primary vision area is that the bloom without liquid crystal leads to area, and sight can be allowed apparent；Its light-blocking region has two states and energy
It is enough arbitrarily to switch in both states；It is high pass light state when normal, at this time as primary vision area, there is high pass light effect,
It is more clear sight, when right opposite has strong light emission fashionable, dark-state state can be switched to, ITO is not all-pass light state, entire to keep off
Light area can be dimmed, absorbs to Qiang Guanghui partial occlusion, to avoid the front for causing eyes to see such as dazzling fuzzy not clear enough
It is clear, while also avoiding being easy to allow human eye to generate fatigue, the switching mode of two states is with when both can guarantee normal condition
Clear light, while also can guarantee that strong light emission is fashionable to be avoided dazzling etc. causing eye fatigue and front is smudgy clear leads when have
Danger is caused, is especially applied on driving glasses, traffic accident when two vehicle high beams effectively being avoided to cross；
2, light-blocking region is from bottom to top by shallowly gradually deepening, that is to say, that light passing effect is slowly deteriorated from bottom to top, is in
Now seamlessly transit, that is to say, that it by the front that the eyeglass eyes are seen is slowly gentle dimmed from bottom to top, rather than from
Bright horse back changes to secretly, is the natural viewed status for meeting human eye, and such eyes are not easy to fatigue；And this is by shallowly gradually becoming
It is deeply that realization is controlled by the ITO circuit of LCD, can reaches automatic and quickly switch between the two states and present automatically
Gradual change filter effect from shallow to deep.
Detailed description of the invention
Fig. 1 is the positive structure schematic of this eyeglass.
Fig. 2 is the expanded view of this eyeglass.
In figure, 1, darkening eyeglass；11, light-blocking region；12, primary vision area；13, arc curve；2, mirror holder；3, light-sensitive element；4,
Condenser；5, charging interface.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As shown in Figure 1, this darkening eyeglass includes the light-blocking region 11 being made by LCD structure and the main view without liquid crystal structure
Area 12.Containing liquid crystal and have the function of that multimode changes colour in light-blocking region 11, light-blocking region 11, which is located above primary vision area 12, forms mirror
Piece top, primary vision area 12 form eyeglass lower part and have light cross-country traveling ability, and light-blocking region 11 has high pass light state and dark-state state.
High pass light state is that the ITO in LCD is all-pass light state, and dark-state state is that ITO is not all-pass light state.Wherein LCD and ITO are each
Self-structure and principle are the prior art, are not described in detail herein.
Further, the abutment line between light-blocking region 11 and primary vision area 12 is an arc curve 13, arc curve 13
Highest point is located at 13 middle part of arc curve and at a distance from eyeglass horizontal center line not less than 2mm and no more than 5mm.And arc
The radius of curvature of curve 13 is not less than 40mm and is not more than 200mm.In the present embodiment, the highest point of arc curve 13 is located at arc
It in the middle part of curve 13 and is 3mm at a distance from eyeglass horizontal center line, the radius of curvature of arc curve 13 is 80mm.Arc curve 13
Shape be designed in this way, in order to when opposite has strong light emission fashionable, when light-blocking region 11 is dark-state state, as light high pass
Property primary vision area 12 be formed by visual field section and can be used to enough watch clear front things and not cause sight dry viewing
It disturbs, to improve visual comfort.
Further, dark-state state is that light-blocking region 11 is filtered by the gradual change shallowly gradually deepened from bottom to top, passes through pixel electricity
The gradual change of position makes the gradual change of liquid crystal orientation state, realizes that eyeglass discoloration is gradual change form.It include two ways, it is respectively static
Mode and dynamical fashion.
Wherein, static mode is that the ITO electrode of LCD is uniformly distributed, and gradual change optical filtering is by changing the distribution of ITO horizontal direction
Electrode on current potential realize, be high level between LCD electrode, ITO is all-pass light state when high pass light state；Dark-state shape
When state, the electrode A of horizontal direction is distributed by G1-D1-G2-D2-G3-D3 ... ....G1 indicates first group of high level electrode, G2
Indicate that second group of high level electrode ..., D1 indicate that first group of low level electrode, D2 indicate second group of low level electrode ....
Every group of number of electrodes Kgn=Q-n, (formula 1), Dgn=1+n. (formula 2), as Q-n=0, remaining electrode is all low electricity
Flat, Kgn--- indicates n-th group high level number of electrodes, Dgn-expression n-th group low level number of electrodes, Q--- count parameter, be 30 with
Interior natural number.The high level density of electrode potential gradually reduces from bottom to top, and the light passing amount of ITO is corresponding to be gradually reduced.Its
The control mode of static mode is the prior art, is not described in detail herein.
Dynamical fashion is the extreme lower position light passing amount for making the ITO of light-blocking region 11 in such a way that control system is to LCD scanning
Maximum, and gradually reduced from lower position to high position light passing amount.Drive system have to LCD can turntable driving, scan performance
Meet LCD and generates gradual change darkening.The control mode of its dynamical fashion is the prior art, is not described in detail herein.
Embodiment two
As shown in Fig. 2, a kind of automatic beam change driving mirror, including mirror holder 2, there are two light-sensitive elements 3, one for installation on mirror holder 2
A control circuit and the above-mentioned darkening eyeglass 1 of left and right two panels.It is respectively equipped with a condenser 4 at the left and right edges of mirror holder 2, gathers
Light microscopic 4 is cylindrical in shape and in front of nozzle face, and two light-sensitive elements 3 are also respectively installed at the left and right edges of mirror holder 2 and difference
Positioned at the cylinder bottom of corresponding condenser 4.Control circuit contains power circuit, and mirror holder 2 is equipped with charging interface 5, charging interface 5 with
Control circuit electrical connection.Light-sensitive element 3 and the above-mentioned darkening eyeglass 1 of left and right two panels connect to the control circuit.Pass through charging
Mouth 5 can charge to power circuit, and the effect of condenser 4 is to improve detection light effects, improve the detection of light-sensitive element 3 and imitate
Fruit.
Driver wears the automatic beam change driving mirror in the process of moving, and when original state, entire eyeglass includes light-blocking region
11 and primary vision area 12 be at all-pass light state, there is best visual effect, do not influence normally travel.When two vehicles cross
When, the automobile of opposite traveling has headlight radiation, and the strong light of headlight radiation is detected after being assembled by condenser 4 by photo resistance
It arrives, photo resistance, which issues opposite, has headlight radiation signal to control circuit, and control circuit control light-blocking region 11 becomes dark-state state,
And its light-blocking region 11 is filtered by the gradual change shallowly gradually deepened from bottom to top, the gradual change of light-blocking region 11, which filters, has effectively blocked opposite
Headlight for vehicles radiation, while primary vision area 12 is still all-pass light, does not still lose the effective visible sensation to front road conditions.Namely
It says and effectively prevents the shadow that the high-intensitive light that other side's headlight for vehicles emits when two vehicles cross observes front road conditions driver
Ring so that driver can nighttime driving automobile two vehicles cross have obtained in this special visual environment of strong light it is good
Visual effect well.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (10)
1. a kind of darkening eyeglass, it is characterised in that: including the light-blocking region (11) being made by LCD structure and without liquid crystal structure
Primary vision area (12), the light-blocking region (11), which is located above primary vision area (12), forms eyeglass top, and the primary vision area (12) forms mirror
Piece lower part and have light cross-country traveling ability, the light-blocking region (11) have high pass light state and dark-state state.
2. a kind of darkening eyeglass according to claim 1, which is characterized in that the light-blocking region (11) and primary vision area (12)
Between abutment line be an arc curve (13), the highest point of arc curve (13) be located at arc curve (13) middle part and and mirror
The distance of piece horizontal center line is not less than 2mm and is not more than 5mm.
3. a kind of darkening eyeglass according to claim 2, which is characterized in that the radius of curvature of the arc curve (13)
Not less than 40mm and it is not more than 200mm.
4. a kind of darkening eyeglass according to claim 1 or 2 or 3, which is characterized in that the dark-state state is light-blocking region
(11) it is filtered from bottom to top by the gradual change shallowly gradually deepened, the realization that the gradual change filters includes two ways, respectively quiet
State mode and dynamical fashion.
5. a kind of darkening eyeglass according to claim 4, which is characterized in that the static mode is the ITO electrode of LCD
It is uniformly distributed, gradual change, which filters, to be realized by changing the current potential on the electrode that ITO horizontal direction is distributed, the height of electrode potential
Level density gradually reduces from bottom to top, and the light passing amount of ITO is corresponding to be gradually reduced.
6. a kind of darkening eyeglass according to claim 4, which is characterized in that the dynamical fashion is to pass through control system
Keep the extreme lower position light passing amount of the ITO of light-blocking region (11) maximum the mode of LCD scanning, and from lower position to high position light passing amount
It gradually reduces.
7. a kind of automatic beam change driving mirror, including mirror holder (2), it is characterised in that: be equipped with light-sensitive element on the mirror holder (2)
(3), control circuit and the above-mentioned darkening eyeglass (1) of left and right two panels, the light-sensitive element (3) and the above-mentioned darkening mirror of left and right two panels
Piece (1) connects to the control circuit.
8. a kind of automatic beam change driving mirror according to claim 7, which is characterized in that the light-sensitive element (3) is two
It is a, and be separately mounted at the left and right edges of mirror holder (2).
9. a kind of automatic beam change driving mirror according to claim 8, which is characterized in that the left and right two of the mirror holder (2)
Edge is respectively equipped with a condenser (4), and condenser (4) is cylindrical in shape and in front of nozzle face, and the light-sensitive element (3) is located at
The cylinder bottom of corresponding condenser (4).
10. a kind of automatic beam change driving mirror according to claim 8 or claim 9, which is characterized in that the control circuit contains
Power circuit, the mirror holder (2) are equipped with charging interface (5), and the charging interface (5) is electrically connected with control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920259312.2U CN209486412U (en) | 2019-02-28 | 2019-02-28 | A kind of darkening eyeglass and automatic beam change driving mirror |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920259312.2U CN209486412U (en) | 2019-02-28 | 2019-02-28 | A kind of darkening eyeglass and automatic beam change driving mirror |
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| Publication Number | Publication Date |
|---|---|
| CN209486412U true CN209486412U (en) | 2019-10-11 |
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| CN201920259312.2U Active CN209486412U (en) | 2019-02-28 | 2019-02-28 | A kind of darkening eyeglass and automatic beam change driving mirror |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109828386A (en) * | 2019-02-28 | 2019-05-31 | 王周连 | A kind of darkening eyeglass and automatic beam change driving mirror |
| CN111123556A (en) * | 2019-12-30 | 2020-05-08 | 深圳市中科创激光技术有限公司 | Liquid crystal glasses |
-
2019
- 2019-02-28 CN CN201920259312.2U patent/CN209486412U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109828386A (en) * | 2019-02-28 | 2019-05-31 | 王周连 | A kind of darkening eyeglass and automatic beam change driving mirror |
| CN111123556A (en) * | 2019-12-30 | 2020-05-08 | 深圳市中科创激光技术有限公司 | Liquid crystal glasses |
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