WO2022017047A1 - Vehicle lamp module, vehicle lamp and vehicle - Google Patents

Abstract

A vehicle lamp module, a vehicle lamp and a vehicle. The vehicle lamp module is configured to be able to perform projection onto a light distribution screen to form an auxiliary low-beam light shape (200) and a low-beam region III light shape (300), and the auxiliary low-beam light shape (200) and the low-beam region III light shape (300) can be superimposed with a main low-beam light shape (100), so as to form an integral low-beam light shape, wherein an upper boundary angle of the low-beam region III light shape (300) is greater than +4°, a lower boundary angle thereof is +1° to +2°, a left boundary angle thereof is less than -8°, and a right boundary angle thereof is greater than +8°. The vehicle lamp module can form a low-beam region III light shape (300) and an auxiliary low-beam light shape (200) that match a pixelated low-beam module, and the low-beam region III light shape and the auxiliary low-beam light shape are superimposed to form an integral low-beam light shape.

Description

Lamp Modules, Lamps and Vehicles

CROSS-REFERENCE TO RELATED APPLICATIONS

This application claims the benefit of Chinese patent application 202010723247.1 filed on July 24, 2020, the contents of which are incorporated herein by reference.

technical field

The present invention relates to a vehicle lamp, in particular to a vehicle lamp module. In addition, the present invention also relates to a vehicle lamp and a vehicle.

Background technique

Pixelated car light means that the light shape of the car light is divided into multiple lights with pixelated light shapes. The complete light shape is formed by splicing multiple pixelated light shapes, and the pixelated light shape consists of several pixels. , its resolution is high, the light source of a pixel in the pixelated light shape is turned off, the pixel is a dark area, the light source of a pixel is turned on, and the pixel is a bright area. For pixelated low beam lights, the near light and dark cut-off lines are also formed by splicing several pixels, and the formation principle can refer to the patent document EP3502550A1. At present, common pixelated car lights are generally realized through DLP (Digital Light Processing), DMD (Digital Micromirror Device, digital micromirror device) or Micro LED and other technologies. The publication number is CN110345441A, which discloses a pixelated car light. car lights.

The light shape of the low beam III zone is a part of the low beam light shape of the automobile headlamp, which is located above the low beam cut-off line, and is mainly used to illuminate signs such as road signs. Since the illuminance value of the light shape in the low beam III area above the low beam cutoff line is much lower than the illuminance value of the low beam main area light shape below the cutoff line, and the illuminance value of the low beam III light shape in the low beam area cannot exceed 0.7lx, so that the above It is difficult for pixelated low beam lights to achieve the low beam III light shape that meets the regulatory requirements. Even if the light source above the low beam cut-off line is reduced to the lowest power, the obtained low beam III light shape illuminance value is much greater than 0.7lx. Unable to meet regulatory requirements. In addition, the projection optical element of the general pixelated vehicle lamp is a lens, as shown in FIG. 1 , the main low beam light shape 100 formed by it will have a little phantom light 102 above the near light and dark cut-off line 101, although it is located in the near light Above the dark cutoff line 101, but its illuminance value is low, which cannot meet the illuminance value requirements of P1+P2+P3, P4+P5+P6 and other test points of the low beam III light shape. For example, these test points require P1+ P2+P3 is greater than 0.3lx, and P4+P5+P6 is greater than 0.6lx.

In view of the above problems in the prior art, it is necessary to design a new type of vehicle lamp module to form a low beam zone III light shape that can be used with pixelated low beam vehicle lamps and meets regulatory requirements.

SUMMARY OF THE INVENTION

The technical problem of the first aspect to be solved by the present invention is to provide a vehicle lamp module, the vehicle lamp module can form the low beam zone III light shape and the auxiliary low beam light shape matched with the pixelated low beam module, After superposition, the overall low beam shape is formed.

The technical problem of the second aspect to be solved by the present invention is to provide a vehicle lamp with a better matching effect between the main low beam beam shape, the auxiliary low beam beam shape and the low beam zone III beam shape.

The technical problem of the third aspect to be solved by the present invention is to provide a vehicle with better coordination effect and better lighting effect among the main low beam beam shape, the auxiliary low beam beam shape and the low beam zone III beam shape. .

In order to achieve the above object, one aspect of the present invention provides a vehicle lamp module, the vehicle lamp module is configured to be able to project on a light distribution screen to form an auxiliary low-beam beam shape and a low-beam zone III light shape. The light shape and the low beam III region light shape can be superimposed with the main low beam light shape to form an integral low beam light shape; wherein, the upper boundary angle of the low beam III region light shape is greater than +4°, and the lower boundary angle is greater than +4°. It is +1°～+2°, the left border angle is less than -8°, and the right border angle is greater than +8°.

Preferably, the upper boundary angle of the low beam III light shape is greater than or equal to +5°, the left boundary angle is less than or equal to -15°, and the right boundary angle is greater than or equal to +15°.

More preferably, the main low beam light shape is a pixelated light shape.

As a preferred structural form, the vehicle lamp module includes an optical element of the vehicle lamp, a light source corresponding to the optical element of the vehicle lamp, a lens located on the light exit light path of the optical element of the vehicle lamp, and a lens for forming the optical element of the vehicle lamp. The III zone forming structure of the low beam III zone light shape; wherein, the III zone forming structure is arranged on the vehicle headlight optical element or on the lens, and the light emitted by the light source is projected through the vehicle headlight optical element to the lens, and then projected by the lens to form the auxiliary low beam beam shape and the low beam zone III beam shape.

Preferably, the optical element of the headlight is provided with a light incident part, a transmission part and a light exit part in sequence from back to front along the light exit direction, the light entrance part is arranged corresponding to the light source, and the light exit part is far away from the transmission part A light-exiting curved surface protruding forward is formed at one end of the transmission part, and a light-dark cut-off part is arranged at the connection between the bottom surface of the transmission part and the light-exiting part.

Further preferably, the rear end and the front end of the lens along the light exit direction are the lens light entrance surface and the lens light exit surface, respectively, and the III zone forming structure is located on the lens light exit surface.

Specifically, the light-emitting surface of the lens is a curved surface that protrudes forward, and the formation structure of the III zone is configured as a groove structure and/or a convex structure, and the groove structure and the convex structure are inserted into the lens. The opposite side of the light surface is configured as the light-emitting surface of the III region, and the angle of the light-emitting surface of the III region relative to the horizontal direction is greater than the angle of the lens light-emitting surface relative to the horizontal direction.

Typically, the region III forming structure is located on top of the light-emitting surface of the lens.

As another preferred structural form, the region III forming structure is located on the bottom surface of the transmission portion.

Preferably, the zone III forming structure comprises a zone III light transmission part integrally formed on the bottom surface of the transmission part and a zone III light emitting surface located on the front end surface of the third zone light transmission part, the zone III light emitting surface There is a light deflecting surface between the top of the transmission part and the bottom surface of the transmission part, and the light deflecting surface enables the light emitted from the light transmission part in the III region to the lens to be emitted from the lens to the HH Part of the light rays in the area below +1° above the axis are deflected on the light deflection plane.

Further preferably, the light deflecting surface is arranged to extend obliquely forward from the top of the light-emitting surface in the III zone to the bottom surface of the transmission portion, or to extend obliquely backward from the top of the III-zone light-emitting surface to the bottom surface of the transmission part. the bottom surface of the transfer part.

Specifically, the surface of the light deflection surface is provided with one of a matte pattern, a reflection enhancement film and a matte coating.

A second aspect of the present invention provides a vehicle lamp, comprising the vehicle lamp module according to any one of the above and a lighting module for forming the main low beam shape.

Preferably, the lighting module for forming the main low beam shape is a pixelated low beam module.

A third aspect of the present invention provides a vehicle, comprising the above-mentioned vehicle lamp.

It can be seen from the above technical solutions of the present invention that the vehicle lamp module of the present invention can project the auxiliary low beam shape and the low beam III light shape on the light distribution screen, wherein the low beam formed by the vehicle lamp module The angles of the upper, lower, left, and right edges of the light shape of zone III relative to the HV axis can better match the main low-beam light shape formed by the pixelated low-beam module, so that the light shape of the low-beam zone III and the After the main low beam light shape is superimposed, the illuminance value of the low beam III light shape meets the requirements of regulations; at the same time, the auxiliary low beam optics formed by the lamp module can be used in conjunction with the low beam III light shape and the main low beam light shape. It is used to widen the left and right beam shape of the illuminating low beam, so that the irradiation range of the formed complete low beam beam is wider and the lighting performance is better.

Other advantages of the present invention and the technical effects of the preferred embodiments will be further described in the following specific embodiments.

Description of drawings

1 is a schematic diagram of a main low beam beam shape with a cut-off line formed by a pixelated low beam vehicle lamp;

2 is a schematic diagram of the auxiliary low beam light shape and the light shape of the low beam III zone formed by the lamp module of the present invention;

3 is a schematic diagram of the overall low-beam light shape formed by the superposition of auxiliary low-beam light shape and near-beam III region light shape and main low-beam light shape in the present invention;

4 is a schematic structural diagram of a specific embodiment of the vehicle lamp module in the present invention;

Fig. 5 is the partial enlarged view of A part among Fig. 4;

Fig. 6 is the top view of the vehicle lamp module shown in Fig. 4;

FIG. 7 is a B-B sectional view of the vehicle lamp module shown in FIG. 6;

Fig. 8 is a partial enlarged view of part C in Fig. 7;

Fig. 9 is the light path diagram of the lamp module shown in Fig. 4;

10 is a schematic structural diagram of another specific embodiment of the vehicle lamp module in the present invention;

FIG. 11 is a schematic structural diagram of a specific embodiment of the structure formed by the optical element of the vehicle light and the III region in the vehicle lamp module shown in FIG. 10;

Fig. 12 is the partial enlarged view of D part in Fig. 11;

FIG. 13 is an optical path diagram of the vehicle lamp module shown in FIG. 10;

Fig. 14 is the light path diagram of the formation structure of the III region in the lamp module shown in Fig. 10;

15 is a schematic structural diagram of another specific embodiment of the structure of the optical element of the vehicle light and the formation of the III region in the present invention;

Fig. 16 is a partial enlarged view of the portion G in Fig. 15 .

Description of reference numerals

100 main low beam light shape 101 near light and dark cut-off line

102 Vignette 200 Auxiliary low beam

300 low beam zone III light shape 1 car light optical element

11 Light receiving part 12 Transmission part

13 Light-emitting part 14 Light and dark cut-off part

2 lens 21 lens incident surface

22 lens light-emitting surface 3 III area formation structure

31 Area III light-emitting surface 32 Area III light transmission part

33 light deflection surface

detailed description

The specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are only used to illustrate and explain the present invention, and the protection scope of the present invention is not limited to the following specific embodiments. .

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "connection" and "contact" should be understood in a broad sense, for example, the connection may be a fixed connection or a detachable connection, or It is an integral connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of two elements or the interaction relationship between the two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

It should be understood that the orientation relationships indicated by "top", "bottom", "front", "rear", "left", "right", etc. are only for the convenience of describing the present invention and simplifying the description. Based on the lamp module, "Front" refers to the direction of the light outgoing direction, "rear" refers to the opposite direction to "front", "left" refers to the left side along the light outgoing direction, "right" refers to the right direction along the light outgoing direction The side, that is, the same direction as the left and right sides of the normal driving of the vehicle, "top" refers to the top along the light exit direction, and "bottom" refers to the bottom along the light exit direction. It is only for the convenience of describing the present invention and simplifying the description, not to indicate or imply that the indicated device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present invention.

In the present invention, the light shape refers to the projection shape of the light beam of the lamp module projected on the vertical plane light distribution screen at a distance of 25m from the front of the vehicle, the HH axis is the center horizontal axis of the light distribution screen, and the VV axis is the light distribution screen. The vertical axis of the center of the screen, the angle of the light shape boundary refers to the light irradiation range of the light beam in front of the headlight, up, down, left and right, the angle of the light shape boundary on the upper side of the HH axis is positive, and the angle of the light shape boundary on the lower side of the HH axis is negative, the angle of the light shape boundary to the right of the VV axis is positive, and the angle of the light shape boundary to the left of the VV axis is negative.

A vehicle lamp module provided by the first aspect of the present invention is configured to be able to project on a light distribution screen to form an auxiliary low beam shape 200 and a low beam III region light shape 300, and the auxiliary low beam shape 200 and low beam III The area light shape 300 can be superimposed with the main low beam light shape 100 to form an integral low beam light shape; wherein, the upper boundary angle of the low beam III light shape 300 is greater than +4°, and the lower boundary angle is +1°～+2° , the left border angle is less than -8°, and the right border angle is greater than +8°.

It should be noted that, in the present invention, the upper boundary angle of the auxiliary low beam beam 200 is -0.57°, and the main low beam beam 100 can be formed by a lighting module in the prior art and has a near light and dark cut-off line 101 . Preferably, the main low beam light shape 100 is a pixelated light shape projected by a pixelated low beam module. At this time, the formed main low beam light shape 100 is shown in FIG. 1 , and its near light and dark cut-off line 101 There will be a little vignetting light 102 above the dipped beam area. Since there is a test point B50L below +1° in the low beam light shape area, the test point B50L corresponds to the position of the eyes of the driver of the oncoming vehicle 50m away from the headlight. The coordinates on the light screen are (-3.4°, +0.6°), where -3.4° is the coordinate value of the HH axis, +0.6° is the coordinate value of the VV axis, and the illuminance value of the B50L is required to be less than 0.4lx, using the virtual light 102 The illuminance can meet the illuminance value requirements of the B50L. If the lower boundary angle of the light shape 300 in the low beam III area is covered below +1°, the B50L will be at risk of being super bright, causing the driver of the other vehicle to be dazzled.

Through the vehicle lamp module of the above basic technical solution of the present invention, the auxiliary low beam beam shape 200 and the low beam zone III beam shape 300 as shown in FIG. 2 can be projected on the light distribution screen, wherein the vehicle lamp module forms The angles of the upper, lower, left and right four boundaries of the low beam III light shape 300 relative to the HV axis can better match the main low beam light shape 100 shown in Figure 1 formed by the pixelated low beam module. At the same time, after the light shape 300 of the low beam III area and the main low beam light shape 100 are superimposed, the illuminance values of each test point of the low beam III light shape 300 can meet the requirements of regulations; The light shape 200 can be used in conjunction with the low beam III light shape 300 and the main low beam light shape 100, and can be irradiated to form the left and right widening of the low beam shape, so that the overall low beam shape as shown in Figure 3 is formed. Wider irradiation range and better lighting performance.

As a preferred embodiment of the low beam zone III light shape 300, the upper border angle of the low beam III light shape 300 is greater than or equal to +5°, the left border angle is less than or equal to -15°, and the right border angle is greater than or equal to +15 °. At this time, the upper boundary angle of the low beam III light pattern 300 makes the illumination height of the low beam III light pattern 300 higher, and the left and right boundary angles make the illumination width of the low beam III light pattern 300 wider.

As a preferred embodiment of the present invention, as shown in FIG. 4 , FIG. 6 and FIG. 10 , the vehicle lamp module includes a vehicle lamp optical element 1 , a light source corresponding to the vehicle lamp optical element 1 , and a light source located in the vehicle lamp optical element 1 . The lens 2 on the outgoing light path and the III area forming structure 3 for forming the low beam III area light shape 300; wherein, the III area forming structure 3 is arranged on the optical element 1 of the vehicle light or on the lens 2, and the light emitted by the light source passes through The optical element 1 of the headlight is projected to the lens 2, and then projected by the lens 2 to form the auxiliary low beam light shape 200 and the low beam III region light shape 300. When the zone III forming structure 3 is arranged on the optical element 1 of the headlight, when the light emitted by the light source is transmitted through the optical element 1 of the headlight, part of the light is projected to the lens 2 through the optical element 1 of the headlight, and then projected through the lens 2 to form an auxiliary low beam Light shape 200, part of the light is projected to the lens 2 through the III area forming structure 3, and then the low beam III area light shape 300 is formed through the lens 2; The element 1 is transmitted to the lens 2, and is projected by the lens 2 to form the auxiliary low beam light shape 200, and at the same time, the low beam III region light shape 300 is projected by the III area forming structure 3. The structure design of the lamp module is simple, and the connection effect of the auxiliary low beam light shape 200 and the low beam III light shape 300 is better.

As a specific embodiment of the optical element 1 of the vehicle light in the present invention, the optical element 1 of the vehicle lamp is sequentially provided with a light incident part 11, a transmission part 12 and a light exit part 13 along the light output direction from back to front, and the light incident part 11 and the light source Correspondingly, an end of the light emitting portion 13 away from the transmission portion 12 is formed with a forward convex light emitting curved surface, and a light-dark cut-off portion 14 is provided at the connection between the bottom surface of the transmission portion 12 and the light emitting portion 13 . The structure of the light incident portion 11 can be set as a light incident curved surface that protrudes backwards, or a light condensing structure, such as a condensing cup, so as to better condense the light emitted by the light source to the transmission portion 12 and pass through the transmission portion 12 It is transmitted to the light-emitting part 13; the light-emitting part 13 is formed with a light-emitting curved surface that protrudes forward, so that the emitted light is concentrated in the middle, so as to make the size of the lens 2 smaller; the light-dark cut-off part 14 is used to form an auxiliary low beam The upper boundary of the shape 200 enables the auxiliary low beam light shape 200 to better cooperate with the low beam zone III light shape 300; there is light reflection on the bottom surface of the transmission part 12, which can improve the light transmission efficiency of the optical element 1 of the vehicle light.

As a specific structure of the above preferred embodiment, as shown in FIG. 5 , FIG. 7 and FIG. 8 , the rear and front ends of the lens 2 along the light-emitting direction are the lens light-incident surface 21 and the lens light-emitting surface 22 respectively, and the structure in zone III is formed. 3 is located on the light-emitting surface 22 of the lens. At this time, the light path used to form the light shape 300 in the low beam III region is shown in FIG. 9 . The light emitted by the light source enters the transmission part 12 through the light entrance part 11 and is transmitted to the light exit part 13 , and is projected to the lens through the light exit part 13 to enter the light. The surface 21 is then projected through the III region forming structure 3 to form a low beam III region light shape 300 .

In order to be able to form a better auxiliary low beam light shape 200 and low beam area III light shape 300, as shown in FIG. 4, FIG. 6 to FIG. 8, preferably, the lens light exit surface 22 is a forward convex curved surface, and the III region The formation structure 3 is set as a groove structure and/or a convex structure, and the opposite side of the groove structure and the convex structure and the light incident surface 21 of the lens is configured as the light exit surface 31 in the III region, and the angle of the light exit surface 31 in the III region relative to the horizontal direction is greater than The angle of the light-emitting surface 22 of the lens relative to the horizontal direction. The light emitting surface 31 of zone III is set to be more inclined to be vertical, so that the light emitted by the formation structure 3 of zone III can be deflected to the position of the low beam zone III light shape 300 in the overall low beam light shape, and form the low beam zone III light shape A border angle of 300.

The zone III forming structure 3 can be arranged at the top, middle or bottom of the lens light exit surface 22, preferably at the top or bottom of the lens light exit surface 22, and at the same time, the specific position of the III zone forming structure 3 is designed according to the overall low beam shape , so as to better project the light forming the low beam zone III light shape 300 to a suitable position on the overall low beam light shape. Further preferably, the III area forming structure 3 is located on the top of the lens light-emitting surface 22. When the lamp module is applied to the vehicle lamp, when the vehicle lamp is viewed from top to bottom on the front side of the vehicle lamp, the lamp trim ring can cover the lamp. Zone III forms the structure 3 so as not to affect the aesthetics of the lamp. Of course, the region III forming structure 3 can also be disposed on the light incident surface 21 of the lens as required.

As another specific structure of the above preferred embodiment, as shown in FIG. 10 , the region III forming structure 3 is located on the bottom surface of the transmission part 12 .

Specifically, as shown in FIGS. 11 , 12 , 15 and 16 , the zone III forming structure 3 includes the zone III light transmission part 32 integrally formed on the bottom surface of the transmission part 12 and the front end surface of the light transmission part 32 in the III zone The light emitting surface 31 in the area III above is provided with a light deflecting surface 33 between the top of the light emitting surface 31 in the area III and the bottom surface of the transmission part 12 . Among them, part of the light rays that can be emitted by the lens 2 to the region above the HH axis +1° or less are deflected on the light ray deflecting surface 33 . Specifically, the region III forming structure 3 may be configured such that the angle of the light exit surface 31 of the region III relative to the horizontal direction is greater than the angle of the light deflection surface 33 relative to the horizontal direction. At this time, the light path of the light shape 300 in the low beam zone III is shown in FIG. 13 and FIG. 14 . The light emitted by the light source enters the transmission part 12 through the light incident part 11 , and part of the light enters the light transmission part in the III zone through the bottom surface of the transmission part 12 . 32 , the light transmission part 32 in the area III transmits the light to the light emitting surface 31 in the area III and projects to the lens 2 , and then projects through the lens 2 to form the low beam area III light shape 300 . The light deflection surface 33 deflects the light irradiated to the light deflection surface 33, so that the light originally irradiated to the area below +1° above the HH axis of the overall low beam shape will not be irradiated to the overall low beam shape. The position below +1° above the HH axis of , so that the lower boundary angle that can form the light shape 300 of the III region is +1°˜+2°.

Further preferably, as shown in FIG. 12 and FIG. 16 , the light deflection surface 33 is arranged to extend obliquely backward from the top of the light-emitting surface 31 in zone III to the bottom surface of the transmission part 12 , or inclined from the top of the light-emitting surface 31 in zone III. Extends forward to the bottom surface of the transmission portion 12 . The extension direction of the light deflection surface 33 can be designed according to the manufacturing process.

In order to reduce the light emitted from the light deflection surface 33 , specifically, the surface of the light deflection surface 33 is provided with one of a matte pattern, a reflection enhancement film and a matte coating. The matte pattern can be a dermatoglyph or a toothed structure with alternating concave and convex on the surface of the light deflection surface 33 , and the matte coating can be coated with matte black paint, or the surface can be provided with a dermatoglyph and coated with ordinary black paint.

On the basis of the above-mentioned vehicle lamp module of the present invention, a second aspect of the present invention provides a vehicle lamp, comprising the above-mentioned vehicle lamp module and a lighting module for forming the main low beam shape 100 . Among them, the lighting module of the main low beam shape 100 is preferably a pixelated low beam module, and the auxiliary low beam shape 200 and the low beam III light shape 300 formed by the vehicle lamp module of the present invention can be compatible with the main low beam. A better cooperation effect is formed between the light shapes 100, so that the low beam lighting effect of the vehicle lamp is better.

A third aspect of the present invention provides a vehicle, including the above-mentioned vehicle lamp. Therefore, there are at least all the beneficial effects brought by the technical solutions of the above vehicle lamp module and vehicle lamp embodiments, which are not repeated here.

It can be seen from the above description that the vehicle lamp module of the present invention can be projected on the light distribution screen to form the auxiliary low beam beam shape 200 and the low beam zone III beam shape 300 as shown in FIG. 2 , wherein the vehicle lamp module The angles of the upper, lower, left and right four boundaries of the formed low beam III light shape 300 relative to the HV axis can better match the main low beam light shape shown in FIG. 1 formed by the pixelated low beam module. 100, so that after the low beam III light shape 300 and the main low beam light shape 100 are superimposed, the illuminance value of each test point of the low beam III light shape 300 meets the requirements of regulations; The optical optics 200 can be used in conjunction with the low beam III light shape 300 and the main low beam light shape 100 to illuminate the left and right widening of the low beam shape, so that the overall low beam shape as shown in FIG. 3 is formed. The left and right illumination range is wider, and the left and right illumination performance is better.

In a preferred mode of the present invention, the vehicle lamp module of the present invention is provided with a light source, a vehicle lamp optical element 1 , a lens 2 and a zone III forming structure 3 , and the III zone forming structure 3 is arranged on the vehicle lamp optical element 1 or the lens 2 , that is, the light emitted by the light source can be projected to the lens 2 through the optical element 1 of the headlight, and then projected by the lens 2 to form the auxiliary low beam light shape 200 and the low beam III light shape 300, the structure is simple, and the auxiliary low beam light shape 200 and the light shape 300 in the low beam III zone have a better connection effect; further, through the angle setting of the light exit surface 31 in the III zone or the structural setting of the light deflection surface 33, the boundary angle of the light shape 300 in the low beam III zone is close to the whole. The position in the light beam is more precise and stable.

The preferred embodiments of the present invention have been described above in detail with reference to the accompanying drawings, however, the present invention is not limited thereto. Within the scope of the technical concept of the present invention, various simple modifications can be made to the technical solutions of the present invention, including combining various specific technical features in any suitable manner. No further explanation is required. However, these simple modifications and combinations should also be regarded as the contents disclosed in the present invention, and all belong to the protection scope of the present invention.

Claims (15)

1. A vehicle lamp module, characterized in that the vehicle lamp module is configured to be capable of projecting on a light distribution screen to form an auxiliary low beam beam shape (200) and a low beam zone III beam shape (300). The light shape (200) and the low beam zone III light shape (300) can be superimposed with the main low beam light shape (100) to form an integral low beam light shape; wherein, the low beam zone III light shape (300) The upper border angle is greater than +4°, the lower border angle is +1°~+2°, the left border angle is less than -8°, and the right border angle is greater than +8°.
2. The vehicle lamp module according to claim 1, characterized in that, the upper boundary angle of the low beam III light shape (300) is greater than or equal to +5°, the left boundary angle is less than or equal to -15°, and the right boundary angle is less than or equal to -15°. The angle is greater than or equal to +15°.
3. The vehicle lamp module according to claim 1 or 2, wherein the main low beam light shape (100) is a pixelated light shape.
4. The vehicle lamp module according to claim 1, wherein the vehicle lamp module comprises a vehicle lamp optical element (1), a light source corresponding to the vehicle lamp optical element (1), a light source located in the vehicle lamp optical element (1). a lens (2) on the light exit light path of the light optical element (1) and a zone III forming structure (3) for forming the low beam zone III light shape (300);

   Wherein, the zone III forming structure (3) is arranged on the optical element (1) or the lens (2), and the light emitted by the light source is projected to the optical element (1) through the optical element (1). The lens (2) forms the auxiliary low beam beam shape (200) and the low beam zone III beam shape (300) after being projected by the lens (2).
5. The vehicle lamp module according to claim 4, characterized in that, the optical element (1) of the vehicle lamp is provided with a light incident part (11), a transmission part (12) and a light exit part in sequence from back to front along the light emitting direction (13), the light incident portion (11) is arranged corresponding to the light source, and the end of the light exit portion (13) away from the transmission portion (12) is formed with a forward convex light exit curved surface, and the transmission portion A light-dark cut-off portion (14) is provided at the connection between the bottom surface of (12) and the light-emitting portion (13).
6. The vehicle lamp module according to claim 4 or 5, characterized in that, the rear end and the front end of the lens (2) along the light exit direction are a lens light entrance surface (21) and a lens light exit surface (22), respectively. and the structure (3) forming the III region is located on the light exit surface (22) of the lens.
7. The vehicle lamp module according to claim 6, wherein the lens light-emitting surface (22) is a curved surface that protrudes forward, and the III zone forming structure (3) is configured as a groove structure and/or a convex structure The surface of the groove structure and the convex structure opposite to the light incident surface (21) of the lens is configured as the light exit surface (31) in zone III, and the light exit surface (31) in zone III is relatively horizontal. The angle is greater than the angle of the light emitting surface (22) of the lens relative to the horizontal direction.
8. The vehicle lamp module according to claim 7, wherein the zone III forming structure (3) is located on the top of the lens light emitting surface (22).
9. The vehicle lamp module according to claim 5, wherein the zone III forming structure (3) is located on the bottom surface of the transmission portion (12).
10. The vehicle lamp module according to claim 9, wherein the zone III forming structure (3) comprises a zone III light transmission part (32) integrally formed on the bottom surface of the transmission part (12); The zone III light emitting surface (31) on the front end surface of the light transmission part (32) in said zone III, and a light deflection is provided between the top of said zone III light emitting surface (31) and the bottom surface of said transmission part (12). Surface (33), the light deflection surface (33) enables the light emitted from the light transmission part (32) in the III region to the lens (2) to be emitted to the HH axis by the lens (2) Part of the light in the area below +1° above is deflected on the light deflection surface (33).
11. The vehicle lamp module according to claim 10, characterized in that, the light deflection surface (33) is arranged to extend obliquely forward from the top end of the light exit surface (31) in the zone III to the transmission portion (12). ), or extend backward obliquely from the top of the light-emitting surface (31) in the zone III to the bottom surface of the transmission part (12).
12. The vehicle lamp module according to claim 10 or 11, characterized in that, a surface of the light deflection surface (33) is provided with one of a matte pattern, a reflection enhancement film and a matte coating.
13. A vehicle lamp, characterized by comprising the vehicle lamp module according to any one of claims 1 to 12 and a lighting module for forming the main low beam shape (100).
14. The vehicle lamp according to claim 13, wherein the lighting module for forming the main low beam shape (100) is a pixelated low beam module.
15. A vehicle, characterized by comprising the vehicle lamp according to claim 13 or 14.

Images