CN209801416U - casing for automobile self-adaptive high-low beam equipment - Google Patents

Abstract

The utility model provides a car self-adaptation is casing for distance and near light equipment, including last lid, lower lid, light path lens device and trough, go up lid, the inside cavity that forms behind the lower lid lock fixed connection, install the PCB board in the cavity, light path lens device installs under on the lid, light path lens device includes first lens and second lens, be provided with the lens mounting hole down in the lid, the equal secondary of first lens and second lens is moulded plastics and is fixed in the lens mounting hole, the one end of going up lid and lower lid lock department is provided with data interface, and data interface fixed mounting has the trough, be provided with the data line through-hole in the trough, the utility model discloses receive light source information is more accurate and stable, and the adjustable different motorcycle types that are suitable for of length of trough.

Description

Casing for automobile self-adaptive high-low beam equipment

Technical Field

The utility model relates to an automotive lighting auxiliary assembly field especially relates to a casing for car self-adaptation distance light equipment.

Background

an adaptive far and near light illuminating system is a headlamp system which can automatically change far and near light illumination to adapt to the change of vehicle driving conditions. When detecting that a vehicle meets the opposite vehicle, the optical sensor can automatically switch the high beam into the low beam, so that a driver can use the high beam more leisurely, and when the vehicle runs on a road with insufficient illumination, the speed of the vehicle is higher than 40 kilometers per hour, the high beam is automatically turned on to supplement illumination. When driving into the sufficient road surface of road illumination, self-adaptation distance light auxiliary system can automatic switch-over be the dipped headlight, it is excessive to prevent the illumination, influence other people, in the actual installation, driver's sight can be sheltered from to self-adaptation distance light illumination system's carrier volume is too big, it is favorable to the better receiving light source information of photosensitive receiving induction part to collect not equidirectional light, but the windshield slope of different motorcycle types is different, make the light path lens on self-adaptation distance light illumination system's the carrier can not adapt to all motorcycle types.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to existing equipment, the utility model provides a car self-adaptation is casing for distance and near light equipment, including last lid, lower lid, light path lens device and trough, go up lid, the inside cavity that forms behind the lower lid lock fixed connection, install the PCB board in the cavity, light path lens device installs under on the lid, light path lens device includes first lens and second lens, be provided with the lens mounting hole on the lower lid is internal, the equal secondary of first lens and second lens is moulded plastics and is fixed in the lens mounting hole, the one end of going up lid and lower lid lock department is provided with data interface, and institute data interface fixed mounting has the trough, be provided with the data line through-hole in the trough.

Preferably, the free end of the wiring groove is arranged above the front windshield of the automobile, and the lower cover body is tightly attached to the front windshield of the automobile when being arranged.

Preferably, the PCB board is electrically connected to an external host through a data line, and the data line passes through the wiring groove through the data line via hole.

Preferably, the first lens and the second lens are both free-form surfaces, the first lens receives front natural light after installation, and the second lens receives obliquely upper natural light.

Preferably, the surface shapes of the first lens and the second lens satisfy the following equation:

The utility model has the advantages that:

1. The utility model discloses a light path lens device includes first lens and second lens, receives the place ahead natural light, the oblique top natural light is received to the second lens, receives the light energy transmission of different angles through first lens and second lens and gives photosensitive receiving inductor, and the received information is more accurate and stable.

2. The utility model discloses a trough can be intercepted at will for the length of trough can be adjusted in order to adapt to different motorcycle types, makes the upper cover body and lower cover body not shelter from driver's sight.

3. the utility model discloses a first lens and second lens are free-form surface, and the face type is through accurate calculating, and this structure collimation is with assembling effectually, and the sensor can receive and acquire high accuracy information to further carry out far and near light debugging to the driving.

drawings

FIG. 1 is a side front view of the lower cover of the present invention;

FIG. 2 is a schematic structural diagram of the optical path lens device;

Fig. 3 is a schematic structural diagram of the buckled upper cover and lower cover.

In the shown figure, an upper cover body 1, a lower cover body 2, a wiring groove 3, a first lens 4, a second lens 5, a lens mounting hole 6 and a data interface 7 are arranged.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-3, a housing for an automobile adaptive high beam and low beam device comprises an upper cover body 1, a lower cover body 2, a light path lens device and a wiring groove 3, wherein a cavity is formed inside the upper cover body 1 and the lower cover body 2 after being fixedly connected, a PCB is installed in the cavity, a data interface 7 is arranged at one end of the fastening position of the upper cover body 1 and the lower cover body 2, the wiring groove 3 is fixedly installed at the data interface 7, a data line through hole is arranged in the wiring groove 3, the PCB is electrically connected with an external host through a data line, the data line passes through the wiring groove 3 through the data line through hole, specifically, the free end of the wiring groove 3 is installed above the front windshield of the automobile, the lower cover body 2 is tightly attached to the front windshield of the automobile when being installed, the wiring groove can be freely intercepted, so that the length of the wiring groove 3 can be adjusted to adapt to different, does not obstruct the sight of the driver.

The light path lens device is installed on the lower cover body 2 and comprises a first lens 4 and a second lens 5, a lens mounting hole 6 is formed in the lower cover body 2, the first lens 4 and the second lens 5 are fixed in the lens mounting hole 6 in an injection molding mode for two times, the first lens 4 and the second lens 5 are both free-form surfaces, the first lens 4 receives front natural light rays after installation, and the second lens 5 receives oblique upper natural light rays.

Wherein the surface shapes of the first lens 4 and the second lens 5 should satisfy the following equation:

Here, N is the total number of polynomial coefficients in the series, and Ai is the coefficient of the ith term expansion polynomial. The polynomial is simply a power series in the x, y directions. The first term is x, then y, followed by x, x y, y, and so on. There are 2 terms for degree 1, three for degree 2, 4 for degree 3, etc. The highest order is 20, the maximum value of the total number of the polynomial aspheric coefficients is 230, and the data values at the positions of x, y and the like are divided by a normalized radius to obtain a polynomial coefficient without dimension.

During the use, the first lens 4 receives dead ahead natural light, receive oblique top natural light through second lens 5, the light energy transfer that receives through first lens 4 and second lens 5 is photosensitive receiving inductor, judge by peripheral hardware and open car high beam or passing light, the light energy transfer that receives different angles through first lens 4 and second lens 5 is photosensitive receiving inductor, the received information is more accurate and stable, first lens 4 and second lens 5 are free curved surface, the face type is through accurate measurement and calculation, this structure collimation with assemble effectually, the sensor can receive and acquire high accuracy information, thereby further carry out far and near light debugging to the driving.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (5)

1. The utility model provides a casing for car self-adaptation distance light and near light equipment, its characterized in that, includes lid, lower lid, light path lens device and trough, go up lid, the inside cavity that forms behind the lower lid lock fixed connection, install the PCB board in the cavity, light path lens device installs under on the lid, light path lens device includes first lens and second lens, be provided with the lens mounting hole on the lid down, first lens and the equal secondary of second lens are moulded plastics and are fixed in the lens mounting hole, the one end of going up lid and lower lid lock department is provided with data interface, and data interface fixed mounting has the trough, be provided with the data line through-hole in the trough.

2. The housing of claim 1, wherein the free end of the raceway is mounted above a front windshield of the vehicle, and the lower cover is mounted to closely contact the front windshield of the vehicle.

3. The housing of claim 1, wherein the PCB is electrically connected to an external host via a data line, and the data line passes through the wiring groove via a data line through hole.

4. The housing of claim 1, wherein the first lens and the second lens are both free-form surfaces, and when the housing is mounted, the first lens receives front natural light and the second lens receives obliquely upward natural light.

5. The housing of claim 1, wherein the first lens and the second lens have a surface shape satisfying the following equation: