CN205523584U - Automobile -used automatically controlled liquid crystal subregion barn door of adjusting luminance - Google Patents
Automobile -used automatically controlled liquid crystal subregion barn door of adjusting luminance Download PDFInfo
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- CN205523584U CN205523584U CN201620090604.4U CN201620090604U CN205523584U CN 205523584 U CN205523584 U CN 205523584U CN 201620090604 U CN201620090604 U CN 201620090604U CN 205523584 U CN205523584 U CN 205523584U
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- light barrier
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Abstract
The utility model provides an automobile -used automatically controlled liquid crystal subregion barn door of adjusting luminance, includes the barn door, the barn door divide into and keep off light zone, keep off light zone and clear area down, keep off light zone on and establish on barn door upper portion, to faling into a m small region down on the follow, adjust luminance the board by the individual automatically controlled liquid crystal of m and constitute, lower fender light zone establish in the barn door lower part, from a left side to parting into a n small region on the right side, adjust luminance the board by the individual automatically controlled liquid crystal of n and constitute, the top of barn door be equipped with photoelectric sensor group, be equipped with the regulation pole that is used for adjusting the barn door position between photoelectric sensor group and the barn door. The utility model provides an automobile -used automatically controlled liquid crystal subregion board of adjusting luminance keeps off the change that light zone can follow the highlight incidence point and carries out the dynamic adjustment, can block the highlight that shines people's eye all the time, and can not influence driver's the field of vision.
Description
Technical field
This utility model relates to driving safety auxiliary device technical field, a kind of automobile-used electrically-controlled liquid crystal light modulation subregion light barrier.
Background technology
During driving at night, a lot of drivers can not proper use of high beam, sending a car strong illumination if meeting with opposite during meeting, this car driver's temporary blindness can be caused, be very easy to cause danger.Experiment shows, the lamella lucida of one piece of 30cm*20cm is put at 20 ~ 40cm before driver, when having vehicular high beam light irradiation at the 50 ~ 100m of opposite, as long as stick the translucency sheet of two pieces of 10mm*20mm in the position that lamella lucida is suitable, and two thing sheet center distance be about 65mm (approximate adult eyes centre distance), just can cover the incident illumination according to eye, relative motion along with vehicle, if two paster pursuit movements, and two paster centre distance keep about 65mm, this car driver car light over there just can be made the most not according to safety in the case of eye, according to experimental result, human eyes structure and optical knowledge may certify that, paster movement locus one skew lines of approximation.
In addition to the high light of other vehicle affects, the eye of driver also can be caused impact in various degree at night by monitoring shot-light and traffic lights on road, also potential safety hazard can be increased, in like manner, in face of driver, the upper left side at 20 ~ 40cm arranges light barrier, and follow incident luminous point and move, just can make the most monitored shot-light of eyes and the illumination effect of traffic lights.
Current existing light barrier mostly is before windshield and installs opaque or translucent light barrier additional, in vehicle travel process, when there are a car or several cars in opposite when, 1, the incidence point of high light different, light barrier is it cannot be guaranteed that all keep off down all high lights.2, vehicle is constantly in relative motion, and the incidence point of high light also can move, and existing light barrier can not be followed high light incidence point and dynamically be adjusted.3, light barrier can affect the visual field of driver, is unfavorable for observing environment around.
Summary of the invention
In order to solve the defect that above-mentioned prior art exists, this utility model provides a kind of automobile-used electrically-controlled liquid crystal subregion dimmer board, light-blocking region can be followed the change of high light incidence point and dynamically be adjusted, it is possible to blocks the high light being shining into human eye all the time, and does not interferes with the visual field of driver.
The technical solution adopted in the utility model: a kind of automobile-used electrically-controlled liquid crystal light modulation subregion light barrier, including light barrier, the outer layer of light barrier uses acrylic plastic, transparent plate, and described light barrier includes light-blocking region, lower light-blocking region and bright zone；Described upper light-blocking region is made up of m electrically-controlled liquid crystal light modulation plate, and lower light-blocking region is made up of n electrically-controlled liquid crystal light modulation plate；Described light barrier also includes controlling mainboard, photoelectric sensor group and control circuit.
Preferably, described upper light-blocking region is arranged on the upper right side of light barrier, and m, upper light-blocking region electrically-controlled liquid crystal light modulation plate is arranged from top to bottom；Lower light-blocking region is arranged on the lower left of light barrier, and n, lower light-blocking region electrically-controlled liquid crystal light modulation plate is from left to right arranged.
Preferably, described electrically-controlled liquid crystal light modulation plate includes liquid crystal layer, and the front of liquid crystal layer accompanies control electrode, and the back side accompanies common electrode, and every two blocks of adjacent electrically-controlled liquid crystal light modulation plates are separated by transparent insulation material.
Preferably, the described mainboard that controls is arranged on the top of light barrier, controls to be provided with the adjusting rod for regulating light barrier position and light barrier pipe box between mainboard and light barrier.
Preferably, described photoelectric sensor group is arranged on the front controlling mainboard, and control circuit is arranged on the back side controlling mainboard, and control circuit is connected with control electrode and the common electrode of the electrically-controlled liquid crystal light modulation plate in light barrier by transparent wire.
Preferably, described photoelectric sensor group includes that the photoelectric sensor that multiple angle is different, described photoelectric sensor include light sensitive diode and the cylindrical sensor outer housing being wrapped in outside light sensitive diode, and the front of light sensitive diode is provided with convex lens；The front end of described sensor outer housing is provided with the trocar sheath that can slidably reciprocate along sensor outer housing；The bottom of described photoelectric sensor is provided with the set screw for regulating sensor angles.
Preferably, the size of described light barrier is 28cm*19cm；The size of upper light-blocking region is 15cm*16.4cm, and the size of lower light-blocking region is 1.1cm*22cm.
The beneficial effects of the utility model: this utility model utilizes electrically-controlled liquid crystal light modulation plate energising bleach, voltage drop low transparency declines this character, photoelectric sensor group is utilized to detect the light intensity of vehicle front all angles in real time, and automatically adjust the voltage of each electrically-controlled liquid crystal light modulation plate, it is allowed to present different transparencys in different positions, enable light-blocking region to follow high light incidence point dynamically to adjust, in time without high light, whole light barrier presented pellucidity, when having strong illumination, only can block at high light incidence.In this utility model, upper light-blocking region, lower light-blocking region and bright zone all use transparent material, and the variable color plate that electrically-controlled liquid crystal light modulation plate is continually changing is similar to the visual effect that wiper moves, and do not interfere with driver and observe.
Accompanying drawing explanation
Fig. 1 is light barrier overall structure schematic diagram of the present utility model；
Fig. 2 is single electrically-controlled liquid crystal light modulation plate structure schematic diagram in this utility model；
Fig. 3 is the right view of this utility model light barrier；
Fig. 4 is tip side view in light-blocking region on this utility model；
Fig. 5 is lower end side view in light-blocking region under this utility model；
Fig. 6 is this utility model photosensor structure schematic diagram；
Fig. 7 is this utility model upper and lower light-blocking region control circuit schematic diagram；
Fig. 8 is equivalent circuit diagram in dotted line frame in this utility model Fig. 7；
In figure, 1, light barrier, 2, adjusting rod, 3, light barrier pipe box, 4, transparent wire, 5, control mainboard, 6, photoelectric sensor, 6-1, light sensitive diode, 6-2, sensor outer housing, 6-3, convex lens, 6-4 set screw, 6-5, trocar sheath, 7, transparent insulation material, 8, electrically-controlled liquid crystal light modulation plate, 9, outer layer, 10, electrode is controlled, 11, common electrode, 12, liquid crystal layer.
Detailed description of the invention
In order to further illustrate the details of technical solutions of the utility model, explain in conjunction with drawings and Examples.
As shown in Figure 1, a kind of automobile-used electrically-controlled liquid crystal light modulation subregion light barrier, including light barrier 1, the outer layer 9 of light barrier 1 uses acrylic plastic, transparent plate, transparency conducting layer is had in the inside of outer layer 9, including transparent wire 4, controlling electrode 10 and common electrode 11, described transparent wire 4, control electrode 10 and common electrode 11 are made by Ito film (indium oxide tin film).Described light barrier 1 includes light-blocking region (EBGF in figure), lower light-blocking region (PQHD in figure) and bright zone (AEFGCHQPA in figure)；Described upper light-blocking region is made up of m electrically-controlled liquid crystal light modulation plate 8, and lower light-blocking region is made up of n electrically-controlled liquid crystal light modulation plate 8, and the quantity of electrically-controlled liquid crystal light modulation plate 8 is the most in theory, and the effect that is in the light is the best；Described light barrier 1 also includes controlling mainboard 5, photoelectric sensor group and control circuit.
In the present embodiment, owing to monitoring shot-light and traffic lights are generally in the upper right side of driver, above light-blocking region be arranged on the upper right side of light barrier 1, m electrically-controlled liquid crystal light modulation plate 8 of upper light-blocking region is arranged from top to bottom；Owing to China's regulation vehicle is kept to the right, so lower light-blocking region is arranged on the lower left of light barrier 1, n electrically-controlled liquid crystal light modulation plate 8 of lower light-blocking region is from left to right arranged；Electrically-controlled liquid crystal light modulation plate 8 includes that liquid crystal layer 12, the front of liquid crystal layer 12 accompany control electrode 10, and the back side accompanies common electrode 11, and every two blocks of adjacent electrically-controlled liquid crystal light modulation plates 8 are separated by transparent insulation material 7.
The described mainboard 5 that controls is arranged on the top of light barrier 1, control to be provided with the adjusting rod 2 for regulating light barrier 1 position and light barrier pipe box 3 between mainboard 5 and light barrier 1, adjusting rod 2 is fixed on position near automotive sunshade panel through light barrier pipe box 3, and light barrier 1 can be moved left and right on adjusting rod 2 by light barrier pipe box 3 or be spun upside down.
Described photoelectric sensor group is arranged on the front controlling mainboard 5, and control circuit is arranged on the back side controlling mainboard 5, and control circuit is connected with control electrode 10 and the common electrode 11 of the electrically-controlled liquid crystal light modulation plate 8 in light barrier 1 by transparent wire 4.
Described photoelectric sensor group includes the photoelectric sensor 6 that multiple angle is different, described photoelectric sensor 6 includes light sensitive diode 6-1 and the cylindrical sensor outer housing 6-2 being wrapped in outside light sensitive diode 6-1, and the front of light sensitive diode 6-1 is provided with convex lens 6-3；The front end of described sensor outer housing 6-2 is provided with the trocar sheath 6-5 that can slidably reciprocate along sensor outer housing 6-2；The bottom of described photoelectric sensor 6 is provided with set screw 6-4 for regulating sensor angles.
The size of described light barrier 1 is AB*BC=28cm*19cm；The size of upper light-blocking region is EB*BG=15cm*16.4cm, and the size of lower light-blocking region is PD*DH=1.1cm*22cm, and the size of lower light-blocking region monolithic electrically-controlled liquid crystal light modulation plate 8 is 11mm*22mm.
The present embodiment with n=10, numbering a1, a2 ... a10；M=4, numbering b1, as a example by b2, b3, b4, the quantity of photoelectric sensor 6 selects 14, numbered c1 to c14, and 14 pieces of electrically-controlled liquid crystal light modulation plate 8 one_to_one corresponding, and photoelectric sensor group is connected with light barrier 1 by transparent wire 4.Controlling electrode 10 and common electrode 11 is energized for electrically-controlled liquid crystal light modulation plate 8, after connecting high level, electrically-controlled liquid crystal light modulation plate 8 shows all-transparent state.
When vehicle front does not has strong illumination, energising opened entirely by 14 blocks of electrically-controlled liquid crystal light modulation plates 8, and light barrier 1 shows all-transparent；When there are one or several car strong illuminations in opposite, photoelectric sensor c1 ~ c10 detects the high light signal that angle is different, amplify through motherboard circuit, with the connection low level of the electrically-controlled liquid crystal light modulation plate a1 ~ a10 of photoelectric sensor c1 ~ corresponding for c10 in lower light-blocking region, it is allowed to present translucent, blocks incident luminous point.When vehicle relative motion, incident hot spot change in location, the position of translucent liquid crystal plate changes the most therewith, can block high light incidence point, it is ensured that vehicle safety passes through.When vehicle is by monitoring shot-light district or traffic lights, photoelectric sensor c11 ~ c14 detects traffic lights and the high light of monitoring shot-light, the electrically-controlled liquid crystal light modulation plate controlling corresponding electrically-controlled liquid crystal light modulation plate b1 ~ b4 relevant position becomes translucent, the most both can guarantee that and blocked high light, eye observation front can be made again, the variable color plate being continually changing, just as the visual effect that wiper moves, has no effect on driver and observes.Light barrier, along adjusting rod 2 slidable adjustment horizontal level, rotates regulation upper-lower position along adjusting rod 2.When eyes and upper and lower light-blocking region variable color band above-below direction or horizontal direction slightly deviation, the trained reflex of driver can make the eyes of people automatically be directed at variable color band lucifuge.
Claims (7)
1. an automobile-used electrically-controlled liquid crystal light modulation subregion light barrier, including light barrier (1), the outer layer (9) of light barrier (1) uses acrylic plastic, transparent plate, it is characterised in that: described light barrier (1) includes light-blocking region, lower light-blocking region and bright zone；Described upper light-blocking region is made up of m electrically-controlled liquid crystal light modulation plate (8), and lower light-blocking region is made up of n electrically-controlled liquid crystal light modulation plate (8)；Described light barrier (1) also includes controlling mainboard (5), photoelectric sensor group and control circuit.
Automobile-used electrically-controlled liquid crystal light modulation subregion light barrier the most according to claim 1, it is characterised in that: described upper light-blocking region is arranged on the upper right side of light barrier (1), and m, upper light-blocking region electrically-controlled liquid crystal light modulation plate (8) is arranged from top to bottom；Lower light-blocking region is arranged on the lower left of light barrier (1), and n, lower light-blocking region electrically-controlled liquid crystal light modulation plate (8) is from left to right arranged.
Automobile-used electrically-controlled liquid crystal light modulation subregion light barrier the most according to claim 1, it is characterized in that: described electrically-controlled liquid crystal light modulation plate (8) includes liquid crystal layer (12), the front of liquid crystal layer (12) accompanies control electrode (10), the back side accompanies common electrode (11), and every two blocks of adjacent electrically-controlled liquid crystal light modulation plates (8) are separated by transparent insulation material (7).
Automobile-used electrically-controlled liquid crystal light modulation subregion light barrier the most according to claim 1, it is characterized in that: described control mainboard (5) is arranged on the top of light barrier (1), control to be provided with the adjusting rod (2) for regulating light barrier (1) position and light barrier pipe box (3) between mainboard (5) and light barrier (1).
Automobile-used electrically-controlled liquid crystal light modulation subregion light barrier the most according to claim 1, it is characterized in that: described photoelectric sensor group is arranged on the front controlling mainboard (5), control circuit is arranged on the back side controlling mainboard (5), and control circuit is connected with control electrode (10) and the common electrode (11) of the electrically-controlled liquid crystal light modulation plate (8) in light barrier (1) by transparent wire (4).
Automobile-used electrically-controlled liquid crystal light modulation subregion light barrier the most according to claim 1, it is characterized in that: described photoelectric sensor group includes the photoelectric sensor (6) that multiple angle is different, described photoelectric sensor (6) includes light sensitive diode (6-1) and is wrapped in light sensitive diode (6-1) cylindrical sensor outer housing (6-2) outward, and the front of light sensitive diode (6-1) is provided with convex lens (6-3)；The front end of described sensor outer housing (6-2) is provided with the trocar sheath (6-5) that can slidably reciprocate along sensor outer housing (6-2)；The bottom of described photoelectric sensor (6) is provided with the set screw (6-4) for regulating sensor angles.
Automobile-used electrically-controlled liquid crystal light modulation subregion light barrier the most according to claim 1, it is characterised in that: the size of described light barrier (1) is 28cm*19cm；The size of upper light-blocking region is 15cm*16.4cm, and the size of lower light-blocking region is 1.1cm*22cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090604.4U CN205523584U (en) | 2016-01-29 | 2016-01-29 | Automobile -used automatically controlled liquid crystal subregion barn door of adjusting luminance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620090604.4U CN205523584U (en) | 2016-01-29 | 2016-01-29 | Automobile -used automatically controlled liquid crystal subregion barn door of adjusting luminance |
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| Publication Number | Publication Date |
|---|---|
| CN205523584U true CN205523584U (en) | 2016-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620090604.4U Expired - Fee Related CN205523584U (en) | 2016-01-29 | 2016-01-29 | Automobile -used automatically controlled liquid crystal subregion barn door of adjusting luminance |
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| CN (1) | CN205523584U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105522895A (en) * | 2016-01-29 | 2016-04-27 | 杨檩 | Electro-controlled liquid crystal dimming subarea light barrier for vehicle and control method thereof |
| WO2018149126A1 (en) * | 2017-02-14 | 2018-08-23 | 京东方科技集团股份有限公司 | Visor |
-
2016
- 2016-01-29 CN CN201620090604.4U patent/CN205523584U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105522895A (en) * | 2016-01-29 | 2016-04-27 | 杨檩 | Electro-controlled liquid crystal dimming subarea light barrier for vehicle and control method thereof |
| CN105522895B (en) * | 2016-01-29 | 2018-06-05 | 杨檩 | Automobile-used electrically-controlled liquid crystal light modulation subregion light barrier and its control method |
| WO2018149126A1 (en) * | 2017-02-14 | 2018-08-23 | 京东方科技集团股份有限公司 | Visor |
| US10507710B2 (en) | 2017-02-14 | 2019-12-17 | Boe Technology Group Co., Ltd. | Sun visor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20200129 |