CN201220586Y - Anti-dazzling apparatus of automobile - Google Patents

Abstract

An anti-glare device for an automobile is composed of a casing (2), a blackness adjusting knob (4) and an electrochromic light barrier (1). One end of the electrochromic light barrier (1) is connected with the casing (2); a power switch (3), a color-changing voltage control circuit (14), a charging jack (5) and a sensitization hole are arranged in the casing (2); and a sensitization device is arranged in the sensitization hole. The anti-glare device is characterized in that a magnetic fixed suction cup (6) is further arranged on one side of the casing (2); and a height adjusting slide bar (9) with a fixed suction cup (10) is fixed on the casing through a sliding fixed sleeve (11). The blackness adjusting knob is arranged in the color-changing voltage control circuit, so that the anti-dazzle device has the advantages of high light transmittance and clear visual field, and can be suitable for being used by people to prevent glare when driving at night, thereby serving the effects of reducing light intensity, watching a road clearly, and reducing accidents caused by automobile crossing.

Description

A kind of automotive anti-glare device

Technical field

The utility model relates to automobile night travel security fields, especially about a kind of automotive anti-glare device that is installed in the electrochromic material making of using in the shield glass.

Background technology

During cars meeting at night, oncoming strong light can cause the motorist to dazzle the eyes, do not see road, cause safe very big hidden danger, statistics according to relevant department shows, the accident ratio that causes because of meeting in the night travel traffic accident is up to about 50%, a lot of relevant abblendbar technical schemes have appearred in recent years, a kind of Vehicular multifunction automatic color-changing baffle is disclosed as Chinese patent ZL96212036.7, be to keep the sun off by day, alleviate the purpose of dazzling the eyes during night travel, liquid crystal light valve is changed between printing opacity and deepening by photoelectric controller; Chinese patent ZL200510091231.9 discloses a kind of anti-dazzle method for automobile and device thereof, and it is in the conversion that realizes on the baffle that dispersion type liquid crystal is made carrying out between transparent and the milky.Strong illumination causes dazzling the eyes of chaufeur when preventing meeting though the goal of the invention of above scheme is, and all has following problem in implementation process:

First kind of technical scheme is to adopt the liquid crystal light valve metachromatic principle to carry out work, if keep the sun off by day, the rate of being in the light reaches more than 60% after then requiring the light valve variable color, common liquid crystals must be sticked polaroid in light valve glass both sides, can normally use, the light valve that adopts the guest-host type liquid crystal to make can save polaroid, but must adding the two-phase look dyestuff of higher concentration, the liquid crystal the inside just can reach the retaining blackness that needs, the result who causes has like this satisfied degree of being in the light requirement by day, just problem is arranged but use night.Learn from the polarisation principle, when polarization ratio reaches 98% when above, light transmittance is the highest can only accomplish 50%, so it is on the low side with the light-baffling device light transmittance that above technical scheme is made, use during night travel and significantly too secretly do not see road, do not meet national no-glare product light transmittance yet and must reach relevant criterion more than 75%, be not easy to use.

What second kind of scheme adopted is that the light valve variable color that dispersion type liquid crystal (being called for short PDLC) is made is in the light, the baffle that this liquid crystal is made is very Clear ﹠ Transparent when light transmission state, penetrability can reach more than 90%, meet national standard, but when shading, present a kind of milky, see through it and observe fuzzy that the road ahead sight line becomes, particularly baffle presents the same color of frosted glass when full variable color light-blocking state, when blocking light, blocked motorist's sight line fully, do not have and to block high light, can see the ground-surface effect clearly again.

Summary of the invention

The purpose of this utility model is to overcome above defective, provides a kind of and can weaken meeting strong light, can see the anti-dazzle apparatus of road at night again simultaneously clearly.

The technical solution of the utility model realizes in the following manner: a kind of automotive anti-glare device, form by casing, retaining blackness adjusting knob, charger, electrochromism baffle, one end of described electrochromism baffle is connected with casing, be provided with source switch in the casing, variable color voltage control circuit, charging socket, photographic hole, sensor devices is located at wherein, it is characterized in that: a side of described casing also is provided with the magnetic fixing sucking disk, by the slip fixed cover, the height adjusting slide bar that will have fixing sucking disk is fixed on the casing.

The above-mentioned magnetic fixing sucking disk and the height of fixing sucking disk are regulated by the fixed knob of slip fixed cover.

Above-mentioned electrochromism baffle is that the optical glass that two inboards are coated with ITO tin indium conductive layer is covered with cathodic electrochromic off-color material and the anode ion storage electrochromic material layer that one deck organic compound poly-mer is made, and therebetween is with lithium ion gel electrolyte conductive layer.

Also be provided with solar panel in the above-mentioned casing, stored energy when supplying daytime sunny.

The shape of above-mentioned electrochromism baffle is the narrow curve in the left wide right side.

Adopt the utility model structure, constant light time light transmittance reaches more than 75%, gets a clear view; Be subjected to during meeting strong illumination can be in the time of 0.1s moment become light and play the effect that weakens high light, make the motorist when preventing to dazzle the eyes, can see road clearly again, and degree of being in the light can regulate, really play the effect of driving safety.The penetrability of baffle can change the height of controlling voltage by retaining blackness adjusting knob and adjust in the 20-80% scope.

Description of drawings

Fig. 1 is a block diagram of the present utility model.

Fig. 2 is a back view of the present utility model.

In the drawings: 1 is that electrochromism baffle, 2 is that casing, 3 is that source switch, 4 is retaining blackness adjusting knob, 5 is to charge socket, 6 for magnetic fixing sucking disk, 7 is that photographic hole, 8 is that solar panel, 9 is just to regulate slide bar, 10 for fixing sucking disk, 11 is that slip fixed cover, 12 is a fixed knob, and 14 is that variable color voltage control circuit, 15 is a sensor devices.

The specific embodiment

Know by Fig. 1, it is the block diagram of a kind of automotive anti-glare device of the utility model, form by casing 2, retaining blackness adjusting knob 4, charging socket, electrochromism baffle 1, one end of described electrochromism baffle 1 is connected with casing 2, be provided with source switch 3 in the casing 2, variable color voltage control circuit 14, charging socket 5, photographic hole 7, sensor devices 15 is located at wherein, one side of casing 2 also is provided with magnetic fixing sucking disk 6, by slip fixed cover 11, the height adjusting slide bar 9 that will have fixing sucking disk 10 is fixed on the casing 2.

Being known by Fig. 2, is the back view of a kind of automotive anti-glare device of the utility model.Also be provided with solar panel 8 in the casing 2, stored energy when supplying daytime sunny is used when charging socket 5 supplies charging.The shape of electrochromism baffle 1 is the narrow curve in the left wide right side, be the up and down size of size that be in the light up and down on the baffle left side of long strip type greater than the right, dimension scale 5: 4, the high light of sending a car when two car intersections is just sheltered from fully by the wideer up and down plate face on the left side like this, and meeting beam can not advance motorist's intraocular from the downside direct irradiation.

Electrochromic material of the present utility model is made into the no-glare baffle, the principle of work of this baffle is that the optical glass surface that is coated with ITO tin indium conductive layer two inboards adopts vapour deposition method, czochralski method to be covered with cathodic electrochromic off-color material and anode ion storage electrochromic material layer that one deck organic compound poly-mer is made respectively, and therebetween is with lithium ion gel electrolyte conductive layer.The ionization subnumber balance of anode and negative electrode under the normality, baffle is Transparent color, and light transmittance reaches more than 80%.After powering up, under the effect of DC electric field, exist strong photoelectricity transfer owing to intermolecular, thereby make univalent cation painted, baffle deepening light transmittance descends, and realizes shaded effect.The outage back carries reverse voltage for two electrodes, and ion oppositely moves, and it is transparent that baffle recovers.The penetrability of baffle can change the height of controlling voltage by retaining blackness adjusting knob and adjust in the 20-80% scope.Use the baffle of this organic electrochromic material, have the light transmittance height, get a clear view, daytime can sunshade; can pre-set the degree of being in the light that the individual is fit to when drive night; the high light of sending a car when covering meeting plays protection motorist eyes, alleviates and dazzles the eyes the effect of seeing road clearly.Principle of work is as follows:

Earlier electrochromism baffle 1 permanent seat is sticked to suitable position, top in the windshield left side with double faced adhesive tape before using, pinch casing 2 with left hand then and regulating slide bar 9 up-down adjustment electrochromism baffles 1, make it be in the light highly just in time eye sight line with the motorist on same horizon at height.The knob 12 that is tightened then is fixed in this position, just in time blocks the high light of sending a car and injecting after electrochromism baffle 1 becomes light when using night like this.Press source switch 3 when use night, power connection, when running into the opposite sending a car high light in travelling, sensor devices 15 is started working, and the high light of experiencing is converted to electric signal transmission to variable color voltage control circuit 14, variable color voltage control circuit 14 is started working, output one+3～5V vdc adds on the electrochromism baffle 1, make its in the time of 0.1s rapidly by the transparent dead color that becomes, play and block the strong light of sending a car, prevent the effect of dazzling the eyes.Behind the meeting, high light disappears, and sensor devices 15 is got back to virgin state, and reverse voltage to the electrochromism baffle 1 of one-3～5V of variable color voltage control circuit 14 outputs makes its rapid colour killing, recovers pellucidity.

Variable color voltage control circuit 14 is installed on the circuit card, be fixed in the casing 2, sensor devices 15 is installed on the position that aims at photographic hole 7, for guaranteeing that circuit can uninterrupted duty, power supply has adopted by the synthetic rechargeable battery of four joint 1.2V lithium celies, charge electricity consumption when drive a vehicle night when fine to rechargeable battery by solar panel 8.When long-term rainy weather rechargeable solar battery quantity not sufficient, use charger, an end is inserted in power taking in the automobile cigarette lighter jack, and the other end injects anti-dazzle apparatus inferior surface of machine case charging socket 5 and charges the battery to replenish electric weight.

When day driving does not use no-glare to be provided with, can unclamp fixed knob 12 and shift anti-dazzle apparatus onto top that height is regulated slide bar 9, tighten fixed knob 12 then.

The present invention has the light transmittance height, gets a clear view, and the black degree of gear is adjustable, meets the spy of national relevant regulations Point has really played and has blocked high light, alleviates and dazzles the eyes, and sees the effect of road clearly. Of the present inventionly promote the use of meeting Playing very big effect aspect the minimizing meeting accident.

Claims (5)

1, a kind of automotive anti-glare device, by casing (2), retaining blackness adjusting knob (4), electrochromism baffle (1) is formed, one end of described electrochromism baffle (1) is connected with casing (2), be provided with source switch (3) in the casing (2), variable color voltage control circuit (14), charging socket (5), photographic hole (7), sensor devices (15) is located at wherein, it is characterized in that: a side of described casing (2) also is provided with magnetic fixing sucking disk (6), by slip fixed cover (11), the height adjusting slide bar (9) that will have fixing sucking disk (10) is fixed on the casing (2).

2, above-mentioned a kind of automotive anti-glare device according to claim 1 is characterized in that: the height of described magnetic fixing sucking disk (6) and fixing sucking disk (10) is regulated by the fixed knob (12) of slip fixed cover (11).

3, above-mentioned a kind of automotive anti-glare device according to claim 1, it is characterized in that: described electrochromism baffle (1) is that the optical glass that two inboards are coated with ITO tin indium conductive layer is covered with cathodic electrochromic off-color material and the anode ion storage electrochromic material layer that one deck organic compound poly-mer is made, and therebetween is with lithium ion gel electrolyte conductive layer.

4, above-mentioned a kind of automotive anti-glare device according to claim 1 is characterized in that: also be provided with solar panel (8) in the described above-mentioned casing (2).

5, above-mentioned a kind of automotive anti-glare device according to claim 1 is characterized in that: the shape of described above-mentioned electrochromism baffle (1) is the narrow curve in the left wide right side.

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