CN216268956U - Intelligent automobile visual field control device - Google Patents

Abstract

The utility model relates to the technical field of automobile intelligent control, in particular to an automobile visual field intelligent control device; the high beam and low beam light type liquid crystal sun shield comprises a main control module, a high beam light, a low beam light, a photosensitive probe and a light valve liquid crystal sun shield, wherein the photosensitive probe comprises a shading shell and a photosensitive diode, a shading hole penetrating through the interior is formed in the front end of the shading shell, the photosensitive diode is arranged in the shading shell, and the photosensitive diode faces the shading hole; the high beam, the dipped headlight, the photosensitive diode and the light valve liquid crystal sun shield are all electrically connected with the main control module; the intelligent control of the high-beam and low-beam lamps and the light valve liquid crystal sunshade can be realized, the frequent manual operation is reduced, and the design of the shading shell can improve the accuracy of the photosensitive diode for collecting the illumination intensity in the front of the vehicle; the structure of shading hole is adopted, the light irradiated from the side can be blocked by the shading hole, and the light collected by the photosensitive diode arranged in the shading hole is the light coming from the front.

Description

Intelligent automobile visual field control device

Technical Field

The utility model relates to the technical field of automobile intelligent control, in particular to an automobile visual field intelligent control device.

Background

With the continuous progress and development of science and technology, the technology of the intelligent automobile is gradually mature, the intelligent automobile is a comprehensive system integrating the functions of environmental perception, planning decision, multi-level auxiliary driving and the like, the intelligent automobile intensively applies the technologies of computer, modern sensing, information fusion, communication, artificial intelligence, automatic control and the like, and the intelligent automobile is a typical high and new technology comprehensive body. The current research on intelligent vehicles mainly aims to improve the safety and the comfort of automobiles and provide excellent human-vehicle interaction interfaces. In recent years, intelligent vehicles have become hot spots for the research in the field of vehicle engineering in the world and new power for the growth of the automobile industry, and many developed countries incorporate the intelligent vehicles into intelligent transportation systems which are intensively developed by the intelligent vehicles;

at present, when a vehicle runs at night, the high beam and the low beam need to be used in combination with the national use regulations of coming out of the station, when the vehicle runs on a normal road, if a vehicle comes from a distance, the high beam needs to be closed, when the vehicle suddenly runs to a dark environment, the high beam needs to be opened to clearly see a road section ahead in order to improve the visual field distance, and when an oncoming vehicle appears from a relatively close position, for example, in a turning road section, the high beam needs to be closed; when the vehicle is driven in the daytime, too strong light can irritate the eyes of a driver, the prior art is realized by the light barrier, and in order to facilitate use and separate from manual operation, the prior art designs the light barrier for the liquid crystal glass, so that the transmittance of the liquid crystal glass can be automatically controlled according to the intensity of the light, and the effect of intelligent control is achieved;

in summary, during driving, a driver needs to adjust a driving view according to different environments to guarantee driving safety, the driving view needs to be adjusted by means of frequent manual operation, potential safety hazards easily occur in some emergency situations, and therefore a system with intelligent control needs to be designed for the driving view.

SUMMERY OF THE UTILITY MODEL

The present invention aims to overcome the above-mentioned shortcomings and provide a technical solution to solve the above-mentioned problems.

In order to achieve the purpose, the utility model provides the following technical scheme: an intelligent control device for the visual field of an automobile comprises a main control module, a high beam, a dipped headlight, a photosensitive probe and a light valve liquid crystal sun shield, wherein the photosensitive probe comprises a shading shell and a photosensitive diode; the high beam, the dipped headlight, the photosensitive diode and the light valve liquid crystal sun shield are all electrically connected with the main control module.

Preferably, the shading shell comprises a fixing plate, rotating shaft supporting plates respectively arranged on two sides of the fixing plate, and a shading sleeve rotatably connected between the two rotating shaft supporting plates, wherein a pasting layer is arranged at the bottom of the fixing plate, a shading hole is formed in the front side of the shading sleeve, a wire passing port is formed in the rear side of the shading sleeve, and the photosensitive diode is arranged inside the shading sleeve.

Preferably, the inner parts of the two ends of the shading sleeve are respectively provided with a threaded hole, the two ends of the shading sleeve are connected with a rotating shaft cover through the threaded holes, and the rotating shaft cover is rotatably connected with the rotating shaft supporting plate.

Preferably, the telescopic inner wall of shading is provided with the thickening strip, and the shading hole runs through in the thickening strip, is provided with the setting element in shading hole corresponding to the open position department of thickening strip, and photodiode passes through setting element fixed mounting and corresponds the open position department of thickening strip in shading hole.

Preferably, the outer wall of the shading sleeve is provided with friction grains.

Preferably, the main control module comprises a single chip microcomputer U1, an electronic switch K1, an electronic switch K2, a resistor R1, a resistor R2, a resistor R3, a capacitor C1, a capacitor C2 and a power-on indicator lamp D1, wherein the single chip microcomputer U1 is of a PIC12F675 type, a 3 rd pin of the single chip microcomputer U1 controls the high beam switch by controlling on-off of the electronic switch K1, and a 5 th pin of the single chip microcomputer U1 controls the low beam switch by controlling on-off of the electronic switch K2; the power supply voltage is filtered by a capacitor C1 and then connected with the 1 st pin of the singlechip U1, the power supply voltage is filtered by a capacitor C2 and then connected with the anode of a photosensitive diode, the cathode of the photosensitive diode is grounded after voltage division by a resistor R3, the cathode of the photosensitive diode is connected with the 6 th pin of the singlechip U1 after current limiting by a resistor R2, the anode of the start indicator lamp D1 is connected with the 8 th pin of the singlechip U1, and the cathode of the start indicator lamp D1 is grounded after current limiting by a resistor R1.

Compared with the prior art, the utility model has the following beneficial effects:

the photosensitive probe is arranged in front of a windshield in front of a vehicle or in front of a light valve liquid crystal sunshade plate, so that the photosensitive diode can only detect the illumination intensity in front of the vehicle, then the main control module receives the illumination intensity acquired by the photosensitive diode, and the high beam lamp, the low beam lamp and the light valve liquid crystal sunshade plate are controlled according to the illumination intensity, so that the high beam lamp, the low beam lamp and the light valve liquid crystal sunshade plate can be intelligently controlled, frequent manual operation is reduced, and the design of the shading shell can improve the accuracy of the photosensitive diode in acquiring the illumination intensity in front of the vehicle; the structure of shading hole is adopted, the light irradiated from the side can be blocked by the shading hole, and the light collected by the photosensitive diode arranged in the shading hole is the light coming from the front.

Drawings

FIG. 1 is a schematic view of a structure of a photosensitive probe in the present invention;

FIG. 2 is an exploded view of the construction of the light shield enclosure of the present invention;

FIG. 3 is a schematic cross-sectional view of the light blocking sleeve of the present invention;

FIG. 4 is a schematic diagram of the liquid crystal sun visor and the photosensitive probe of the light valve of the present invention;

FIG. 5 is a block diagram of the modular connections of the circuit portion of the present invention;

fig. 6 is a schematic circuit connection diagram of the present invention.

The reference numerals and names in the figures are as follows:

10-a main control module, 20-a high beam, 30-a low beam, 40-a photosensitive probe, 50-a light valve liquid crystal sun shield, 41-a shading shell, 42-a photosensitive diode, 410-a friction line, 411-a shading hole, 412-a fixing plate, 413-a rotating shaft supporting plate, 414-a shading sleeve, 415-a wire passing port, 416-a threaded hole, 417-a rotating shaft cover, 418-a thickening bar and 419-a positioning piece.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 2-6, in the embodiment of the present invention, an intelligent control device for a vehicle visual field includes a main control module 10, a high beam 20, a low beam 30, a photosensitive probe 40 and a light valve liquid crystal sun visor 50, wherein the photosensitive probe 40 is provided with a light shielding housing 41 and a photodiode 42, a light shielding hole 411 penetrating through the interior is formed at the front end of the light shielding housing 41, the photodiode 42 is disposed inside the light shielding housing 41, and the photodiode 42 faces the light shielding hole 411; the high beam 20, the low beam 30, the photodiode 42 and the light valve liquid crystal sun visor 50 are all electrically connected with the main control module 10; install photosensitive probe 40 before the windshield in front of the car, or install photosensitive probe 40 before light valve liquid crystal sunshading board 50, make photosensitive diode 42 can only detect the illumination intensity in car the place ahead, then receive the illumination intensity that photosensitive diode 42 gathered through host system 10, control high beam 20 according to illumination intensity, passing lamp 30 and light valve liquid crystal sunshading board 50, through this design, can realize intelligent control high beam 30 and light valve liquid crystal sunshading board 50, reduce frequent manual operation, and the design of shading shell 41 can improve photosensitive diode 42's the degree of accuracy of the front side illumination intensity collection.

As further shown in fig. 2, the light shielding housing 41 includes a fixing plate 412, rotation shaft supporting plates 413 respectively disposed at two sides of the fixing plate 412, and a light shielding sleeve 414 rotatably connected between the two rotation shaft supporting plates 413, an adhesive layer (not shown) is disposed at the bottom of the fixing plate 412, a light shielding hole 411 is disposed at the front side of the light shielding sleeve 414, a wire passing port 415 is disposed at the rear side of the light shielding sleeve 414, and the photodiode 42 is mounted inside the light shielding sleeve 414; threaded holes 416 are further formed in the two ends of the shading sleeve 414 respectively, two ends of the shading sleeve 414 are connected with rotating shaft covers 417 through the threaded holes 416, and the rotating shaft covers 417 are rotatably connected with the rotating shaft supporting plate 413 to finely adjust the angle of the photodiode 42.

As further shown in fig. 2-3, a thickened bar 418 is disposed on an inner wall of the light shielding sleeve 414, and the light shielding hole 411 penetrates through the thickened bar 418, so that the light shielding hole 411 has a sufficient length to ensure that the illumination intensity collected by the photodiode 42 is the illumination intensity right in front of the vehicle; a positioning piece 419 is arranged at the opening position of the light shielding hole 411 corresponding to the thickened strip 418, and the photodiode 42 is fixedly arranged at the opening position of the light shielding hole 411 corresponding to the thickened strip 418 through the positioning piece 419, so that the photodiode 42 is firmly positioned; the outer wall of the light blocking sleeve 414 is provided with a friction texture 410 to facilitate turning adjustment of the light blocking sleeve 414.

As further shown in fig. 5, the main control module 10 includes a single chip microcomputer U1, an electronic switch K1, an electronic switch K2, a resistor R1, a resistor R2, a resistor R3, a capacitor C1, a capacitor C2, and a power-on indicator light D1, wherein the single chip microcomputer U1 has a model of PIC12F675, a 3 rd pin of the single chip microcomputer U1 controls the on/off of the high beam 20 by controlling the on/off of the electronic switch K1, and a 5 th pin of the single chip microcomputer U1 controls the on/off of the low beam 30 by controlling the on/off of the electronic switch K2; the power supply voltage is filtered by a capacitor C1 and then is connected with the 1 st pin of the singlechip U1, the power supply voltage is filtered by a capacitor C2 and then is connected with the anode of a photosensitive diode 42, the cathode of the photosensitive diode 42 is divided by a resistor R3 and then is grounded, the cathode of the photosensitive diode 42 is limited by a resistor R2 and then is connected with the 6 th pin of the singlechip U1, the anode of a start-up indicator lamp D1 is connected with the 8 th pin of the singlechip U1, and the cathode of the start-up indicator lamp D1 is limited by a resistor R1 and then is grounded; the purpose of converting illumination change into voltage change is realized through the circuit design, and the actual reaction distance is about one hundred fifty meters (namely, the vehicle can be detected by driving the lamp outside one hundred fifty meters); wherein voltage change circuit comprises photosensitive diode 42 and resistance R3, and photosensitive diode 42 can change resistance R3 along with the illumination intensity for the voltage that resistance R3 divides is different:

what singlechip U1 detected is the voltage value of resistance R3.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. An intelligent control device for the field of vision of an automobile is characterized by comprising a main control module, a high beam, a dipped headlight, a photosensitive probe and a light valve liquid crystal sun shield, wherein the photosensitive probe comprises a shading shell and a photosensitive diode; the high beam, the dipped headlight, the photosensitive diode and the light valve liquid crystal sun shield are all electrically connected with the main control module.

2. The intelligent automobile vision control device as claimed in claim 1, wherein the light shielding housing comprises a fixing plate, two pivot support plates respectively disposed at two sides of the fixing plate, and a light shielding sleeve rotatably connected between the two pivot support plates, an adhesive layer is disposed at the bottom of the fixing plate, the light shielding hole is disposed at the front side of the light shielding sleeve, a wire passing port is disposed at the rear side of the light shielding sleeve, and the photodiode is mounted inside the light shielding sleeve.

3. The intelligent automobile vision control device as claimed in claim 2, wherein threaded holes are respectively formed in the inner portions of the two ends of the light shielding sleeve, and two ends of the light shielding sleeve are connected with a rotating shaft cover through the threaded holes, and the rotating shaft cover is rotatably connected with the rotating shaft supporting plate.

4. The intelligent automobile vision control device according to claim 2, wherein a thickened strip is disposed on an inner wall of the light shielding sleeve, the light shielding hole penetrates through the thickened strip, a positioning member is disposed at an opening position of the light shielding hole corresponding to the thickened strip, and the photodiode is fixedly mounted at the opening position of the light shielding hole corresponding to the thickened strip through the positioning member.

5. The intelligent automobile vision control device as claimed in claim 2, wherein the outer wall of the light shielding sleeve is provided with friction lines.

6. The intelligent automobile visual field control device according to any one of claims 1 to 5, wherein the main control module comprises a single chip microcomputer U1, an electronic switch K1, an electronic switch K2, a resistor R1, a resistor R2, a resistor R3, a capacitor C1, a capacitor C2 and a power-on indicator lamp D1, wherein the single chip microcomputer U1 is of a type PIC12F675, a 3 rd pin of the single chip microcomputer U1 controls a high beam switch by controlling on and off of the electronic switch K1, and a 5 th pin of the single chip microcomputer U1 controls a low beam switch by controlling on and off of the electronic switch K2; the power supply voltage is filtered by a capacitor C1 and then connected with the 1 st pin of the singlechip U1, the power supply voltage is filtered by a capacitor C2 and then connected with the anode of a photosensitive diode, the cathode of the photosensitive diode is grounded after voltage division by a resistor R3, the cathode of the photosensitive diode is connected with the 6 th pin of the singlechip U1 after current limiting by a resistor R2, the anode of the start indicator lamp D1 is connected with the 8 th pin of the singlechip U1, and the cathode of the start indicator lamp D1 is grounded after current limiting by a resistor R1.

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