阅读说明：本技术 前照灯照明模组及车辆 (Headlamp lighting module and vehicle ) 是由 祝贺 仇智平 桑文慧 于 2019-11-01 设计创作，主要内容包括：本发明涉及前照灯照明装置,公开了一种前照灯照明模组,包括投射透镜组和多个用于汇聚光源(2)所发出光线的初级光学元件,所述投射透镜组包括主透镜(11)和并排布置于所述主透镜(11)左右两侧中至少一侧的侧透镜(12),所述主透镜(11)与侧透镜(12)分别对应至少一个光源(2),以能够使各所述光源(2)发出的光线经由对应所述主透镜(11)和侧透镜(12)投射形成出射光形；其中,一部分所述初级光学元件位于所述主透镜(11)与对应所述光源(2)之间的光路上,另一部分所述初级光学元件位于所述侧透镜(12)与对应所述光源(2)之间的光路上。本发明还公开了一种车辆。本发明增大了车灯光形的展宽角度,为驾驶员提供较好的照明视野。(The invention relates to a headlamp lighting device, and discloses headlamp lighting modules, which comprise a projection lens group and a plurality of primary optical elements for converging light rays emitted by a light source (2), wherein the projection lens group comprises a main lens (11) and side lenses (12) arranged side by side on at least sides of the left side and the right side of the main lens (11), the main lens (11) and the side lenses (12) respectively correspond to at least light sources (2) so as to enable the light rays emitted by each light source (2) to be projected to form an emergent light shape through the corresponding main lens (11) and the corresponding side lenses (12), wherein parts of the primary optical elements are positioned on an optical path between the main lens (11) and the corresponding light sources (2), and parts of the primary optical elements are positioned on an optical path between the corresponding side lenses (12) and the corresponding light sources (2).)

headlight module, comprising a projection lens group and a plurality of primary optical elements for converging light rays emitted by the light sources (2), wherein the projection lens group comprises a main lens (11) and side lenses (12) arranged side by side on at least sides of the left and right sides of the main lens (11), the main lens (11) and the side lenses (12) correspond to at least light sources (2) respectively, so that the light rays emitted by each light source (2) can be projected to form an emergent light shape through the corresponding main lens (11) and the corresponding side lenses (12), wherein parts of the primary optical elements are positioned on the light path between the main lens (11) and the corresponding light sources (2), and parts of the primary optical elements are positioned on the light path between the side lenses (12) and the corresponding light sources (2).

2. The headlamp illumination module according to claim 1, wherein the primary optical element is at least of a condenser cup (3), a condenser (4) and a reflector (5).

3. The headlamp lighting module according to claim 2, further comprising a plurality of shutters (6);

wherein parts of the light path between the primary optical element and of the main lens (11) and side lens (12) arrange the light-shielding plate (6), wherein this part of the primary optical element adopts the light-gathering cup (3) or mirror (5), another parts of the primary optical element adopts the condenser (4), the condenser (4) is located in the corresponding light path between the light source (2) and another of the main lens (11) and side lens (12);

when the primary optical element corresponding to the main lens (11) is the light-gathering cup (3) or the reflector (5), the front edge of the light shielding plate (6) corresponding to the main lens (11) is provided with a second cut-off line structure (61);

when the primary optical element corresponding to the main lens (11) is the condenser (4), the lower boundary of the light outlet end of the condenser (4) is provided with an th cut-off line structure (41).

4. The headlamp lighting module according to claim 2, further comprising a plurality of light shielding plates (6), wherein of the side lenses (12) are arranged on each of the left and right sides of the main lens (11);

wherein parts of the two light paths between the primary optical element and two of the main lens (11) and the two side lenses (12) are respectively and correspondingly arranged with the light shielding plates (6), wherein the parts of the primary optical element comprise the light-gathering cup (3) and/or the reflector (5), parts of the primary optical element adopt the light-gathering device (4), and the light-gathering device (4) is positioned on the light path between the corresponding light source (2) and the rest of the main lens (11) and the two side lenses (12);

when the primary optical element corresponding to the main lens (11) is the light-gathering cup (3) or the reflector (5), the front edge of the light shielding plate (6) corresponding to the main lens (11) is provided with a second cut-off line structure (61);

when the primary optical element corresponding to the main lens (11) is the condenser (4), the lower boundary of the light outlet end of the condenser (4) is provided with an th cut-off line structure (41).

5. The headlamp lighting module according to claim 2, further comprising a plurality of light shielding plates (6), wherein of the side lenses (12) are arranged on each of the left and right sides of the main lens (11);

wherein parts of the primary optical element and of the main lens (11) and the two side lenses (12) are correspondingly arranged with the light shielding plate (6), wherein the parts of the primary optical element comprise the light-gathering cup (3) or the reflector (5), and parts of the primary optical element adopt the light-gathering device (4), and the light-gathering device (4) is positioned on two light paths between the corresponding light source (2) and the rest two of the main lens (11) and the two side lenses (12);

when the primary optical element corresponding to the main lens (11) is the light-gathering cup (3) or the reflector (5), the front edge of the light shielding plate (6) corresponding to the main lens (11) is provided with a second cut-off line structure (61);

when the primary optical element corresponding to the main lens (11) is the condenser (4), the lower boundary of the light outlet end of the condenser (4) is provided with an th cut-off line structure (41).

6. The headlamp lighting module according to claim 2, further comprising a plurality of shutters (6);

light-shielding plates (6) are positioned on the light path between the main lens (11) and the corresponding primary optical element, the front edge of the light-shielding plate (6) is provided with a second cut-off line structure (61), and the other light-shielding plates (6) are positioned on the light path between the side lens (12) and the corresponding primary optical element, wherein the primary optical element adopts the light-gathering cup (3) and/or the reflector (5).

7. The headlamp lighting module according to claim 2, wherein the primary optical element is a condenser (4), and an -th cut-off line structure (41) is formed at the lower boundary of the light-emitting end of the condenser (4) corresponding to the main lens (11).

8. The headlamp lighting module according to wherein the main lens (11) and the side lens (12) are plano-convex or bi-convex lenses, or wherein the main lens (11) and the side lens (12) are plano-convex lenses and the other are bi-convex lenses.

9. The headlamp lighting module according to wherein the side lens (12) is an annular lens.

10. The headlamp lighting module according to wherein the main lens (11) and the side lens (12) are both molded bodies or arranged in separate bodies.

11. The headlamp lighting module according to wherein the size of the central light collecting cup (3) of the plurality of light collecting cups (3) corresponding to the main lens (11) is larger than the size of the other light collecting cups (3).

12. The headlamp lighting module according to , wherein the light collector (4) comprises a light inlet end, a light passing portion (42) and a light outlet end connected in sequence, the light inlet end is provided with a plurality of light collecting structures (43), and the lower boundary of the light outlet end is formed with a th cut-off line structure (41).

13. The headlamp lighting module according to wherein the front edge of the visor (6) is a concave arc, wherein the curvature of the arc of the visor (6) corresponding to the main lens (11) is the same as the curvature of the object-side actual focal plane of the main lens (11), and the curvature of the arc of the visor (6) corresponding to the side lens (12) is the same as the curvature of the object-side actual focal plane of the side lens (12).

Vehicle according to claim 14, , characterized in that it comprises a headlamp lighting module according to any of claims 1 to 13.

15. Vehicle according to claim 14, characterized in that each light source (2) is adapted to be individually switched on and off.

Technical Field

The invention relates to a headlamp lighting device, in particular to headlamp lighting modules and vehicles.

Background

In recent years, as the automobile industry has grown mature and stable, the variety of the lamp lighting devices has become more diversified, and customers have made higher demands on the overall performance of the lamp lighting devices, such as uniformity of low beam or high beam shape, lighting range, visibility of low beam, heat dissipation performance, brightness of high beam, and structure, weight, and volume of the module.

Disclosure of Invention

The invention aims to solve the technical problem of providing headlamp lighting modules, which solve the technical problem that the existing lighting module cannot provide a wider lighting view field for a driver, and increase the widening angle of the light shape of a vehicle lamp.

The invention further provides vehicles, which have a light range of and provide drivers with a better lighting view.

In order to achieve the above object, the th aspect of the present invention provides a headlamp lighting module, comprising a projection lens group and a plurality of primary optical elements for converging light rays emitted from light sources, wherein the projection lens group comprises a main lens and side lenses arranged side by side on at least sides of the left and right sides of the main lens, and the main lens and the side lenses respectively correspond to at least light sources, so as to enable the light rays emitted from each of the light sources to be projected to form an emergent light shape through the corresponding main lens and the corresponding side lenses, wherein parts of the primary optical elements are located on an optical path between the main lens and the corresponding light sources, and parts of the primary optical elements are located on an optical path between the side lenses and the corresponding light sources.

, the primary optics element is at least of a collection cup, a collector and a mirror.

The light source module comprises a plurality of light source units, a plurality of light shielding plates, parts of the light shielding plates are arranged on light paths between the primary optical elements and of the main lenses and the side lenses, wherein the part of the primary optical elements adopts a light collecting cup or a reflecting mirror, another parts of the primary optical elements adopt a light condenser, the light condenser is located on the light path between the corresponding light source and another of the main lenses and the side lenses, when the primary optical elements corresponding to the main lenses are the light collecting cups or the reflecting mirrors, the front edges of the light shielding plates corresponding to the main lenses are provided with a second cut-off line structure, and when the primary optical elements corresponding to the main lenses are the light condenser, the lower boundary of the light outlet end of the light condenser is provided with a cut-off line structure.

Specifically, the optical lens further comprises a plurality of light shielding plates, side lenses are respectively arranged on the left side and the right side of the main lens, wherein parts of the light shielding plates are respectively and correspondingly arranged on two light paths between the primary optical element and two of the main lens and the two side lenses, wherein the part of the primary optical element comprises the light collecting cup and/or the reflecting mirror, parts of the primary optical element adopt the light collector, the light collector is positioned on the light path between the corresponding light source and the rest of the main lens and the two side lenses, when the primary optical element corresponding to the main lens is the light collecting cup or the reflecting mirror, the front edge of the light outlet end of the light collector is provided with a second cut-off line structure, and when the primary optical element corresponding to the main lens is the light collector, the lower boundary of the light outlet end of the light collector is provided with a -th cut-off line structure.

The optical lens system comprises a main lens, a plurality of side lenses, a plurality of shading plates, wherein side lenses are respectively arranged on the left side and the right side of the main lens, the shading plates are correspondingly arranged on parts of optical paths between the primary optical element and of the main lens and the two side lenses, wherein the primary optical element comprises a light collecting cup or a reflecting mirror, the light collecting device is arranged on parts of the primary optical element and is positioned on two optical paths between the corresponding light source and the rest two of the main lens and the two side lenses, when the primary optical element corresponding to the main lens is the light collecting cup or the reflecting mirror, the front edge of the shading plate corresponding to the main lens is provided with a second cut-off line structure, and when the primary optical element corresponding to the main lens is the light collecting device, the lower boundary of the light outlet end of the light collecting device is provided with a cut-off line structure.

The light source comprises a main lens, a plurality of primary optical elements and a plurality of light shielding plates, wherein light shielding plates are positioned on an optical path between the main lens and the corresponding primary optical elements, the front edges of the light shielding plates are provided with a second cut-off line structure, other light shielding plates are positioned on the optical path between the side lenses and the corresponding primary optical elements, and the primary optical elements adopt the light-gathering cups and/or reflectors.

Specifically, the primary optical element adopts a condenser, and an th cut-off line structure is formed at the lower boundary of the light outlet end of the condenser corresponding to the main lens.

Typically, the main lens and the side lens are plano-convex lenses or biconvex lenses, or the main lens and the side lens are plano-convex lenses and the other are biconvex lenses.

More preferably, the side lens is an annular lens.

Typically, both the main and side lenses are -body molded or split.

Preferably, the size of the central light-gathering cup in the plurality of light-gathering cups corresponding to the main lens is larger than the size of the other light-gathering cups.

Specifically, the condenser comprises a light inlet end, a light passing part and a light outlet end which are sequentially connected, wherein a plurality of condensing structures are arranged on the light inlet end, and an th cut-off line structure is formed on the lower boundary of the light outlet end.

More preferably, the front edge of the light shielding plate is a concave arc surface, wherein the curvature of the arc surface of the light shielding plate corresponding to the main lens is the same as the curvature of the actual object focal plane of the main lens, and/or the curvature of the arc surface of the light shielding plate corresponding to the side lens is the same as the curvature of the actual object focal plane of the side lens.

A second aspect of the invention provides kinds of vehicles, including the headlamp lighting module defined in any of the technical solution of the aforementioned aspect.

Typically, each of the light sources is adapted to be individually turned on and off.

Through the technical scheme, the invention has the following beneficial effects:

in the basic technical scheme of the invention, the main lens and the side lens are arranged side by side, the side lens can be arranged at the side of the main lens, and can also be arranged at both sides, so that a wider light form widening angle can be obtained in the process of illuminating the headlamp, the main lens and the side lens are respectively provided with a light source, the brightness of the light form can be ensured, the main lens and the side lens which are arranged side by side provide novel shapes, the structure is simple, the production and assembly are easy, and the cost is saved.

In addition, when the low-beam lighting module is applied, the low-beam lighting module can adapt to various primary optical elements, and more choices are provided for the design of the lighting module.

Further advantages of the present invention, as well as the technical effects of the preferred embodiments, are further illustrated at in the detailed description which follows.

Drawings

FIG. 1 is a schematic structural view of an th embodiment of the invention;

FIG. 2 is a second schematic structural view of an th embodiment of the invention;

FIG. 3 is a top light path diagram of an th embodiment of the invention;

FIG. 4 is a side light path view of an th embodiment of the invention;

FIG. 5 is a diagram of optical shape effect of a prior art embodiment, wherein no side lenses are provided on both sides of the main lens;

FIG. 6 is a light shape effect diagram of an embodiment of the present invention, wherein side lenses are disposed on both sides of the main lens;

FIG. 7 is a block diagram illustrating the structure of a second embodiment of the present invention;

FIG. 8 is a second schematic structural view of a second embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a third embodiment of the present invention;

FIG. 10 is a second schematic structural view of a third embodiment of the present invention;

FIG. 11 is a block diagram illustrating the structure of a fourth embodiment of the present invention;

FIG. 12 is a second schematic structural view of a fourth embodiment of the present invention;

FIG. 13 is a schematic cross-sectional view of FIG. 12;

FIG. 14 is a schematic structural diagram of a fifth embodiment of the present invention;

FIG. 15 is a second schematic structural view of a fifth embodiment of the present invention;

FIG. 16 is a schematic structural diagram of a sixth embodiment of the invention;

fig. 17 is a second schematic structural view of a sixth embodiment of the present invention.

Description of the reference numerals

11 main lens 12 side lens

2 light source 3 light-gathering cup

4 the cut-off line structure of the condenser 41

42 light-passing part 43 light-gathering structure

5 reflecting mirror

6 light screen 61 second stop line structure

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "disposed," "provided," and "connected" shall be used to mean, for example, either fixedly connected, detachably connected, or physically connected, directly connected, indirectly connected through an intermediate medium, connected between two elements, or in an interaction relationship between two elements.

Furthermore, the terms "", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, and therefore the features defined "", "second" may explicitly or implicitly include or more of said features.

It should be understood that the technical terms are defined with reference to the headlamp lighting module itself as an orientation reference, the terms "left and right" refer to the left and right sides along the light emitting direction, the terms "up and down" refer to the upper and lower sides along the light emitting direction, the term "front" refers to the end along the light emitting direction, the end opposite to the end is the rear end, the terms are based on the orientation or position relationship shown in the drawings and are only used for convenience of describing the invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation and thus cannot be construed as a limitation of the invention, and the technical meaning of the headlamp lighting module applied to the automobile lamp of the present invention should be interpreted according to the actual installation state and in combination with the technical meaning of the headlamp lighting module itself as a reference.

Referring to fig. 1 to 17, a headlamp lighting module according to a basic embodiment of the present invention includes a projection lens group and a plurality of primary optical elements for converging light emitted from light sources 2, wherein the projection lens group includes a main lens 11 and side lenses 12 arranged side by side on at least sides of left and right sides of the main lens 11, the main lens 11 and the side lenses 12 respectively correspond to at least light sources 2 so as to enable light emitted from each light source 2 to be projected to form an emergent light shape through the corresponding main lens 11 and the corresponding side lenses 12, wherein a part of the primary optical elements is located on an optical path between the main lens 11 and the corresponding light source 2, and another part of the primary optical elements is located on an optical path between the side lenses 12 and the corresponding light sources 2.

In the above basic embodiment, side lenses 12 are arranged side by side on side or both sides of the main lens 11, by the above-mentioned design, in the process of lighting the vehicle lamp, the light emitted from each light source 2 is emitted through the corresponding main lens 11 and side lens 12, and the emergent light shape can be formed at the same time, and a wider light shape widening angle can be obtained, fig. 5 shows the light shape effect diagram formed by only lenses in the final emergent light element of prior art lighting modules, fig. 6 shows the light shape effect diagram formed by the headlamp lighting module of the present invention, and as can be seen from comparing fig. 5 with fig. 6, the headlamp lighting module of the present invention can provide a wider illumination visual field for the driver, and is particularly suitable for being used on a wide road, so that the driver can timely find and respond to emergencies from both sides, and moreover, the main lens 11 and side lens 12 arranged side by side provide novel models for design choice, and overall, simple structure, easy production and assembly, and cost saving.

Embodiments of the present invention are described below in order to be able to specifically illustrate the technical idea of the present invention in order to better understand the technical idea of the present invention.

The primary optical element can be selected from various specific optical elements, such as a light collecting cup 3, a light collector 4, a reflecting mirror 5, and the like, and in the embodiment of the invention, the light collecting cup 3, the light collector 4, and the reflecting mirror 5 can be used alone or in combination; the headlamp lighting module is applied to the headlamp, so that the high beam shape can be obtained, and the widening angle of the high beam shape is enlarged.

A low beam shape can be obtained by the headlamp lighting module of the present invention, specifically, a visor 6 can be provided in the headlamp lighting module, and the primary optical element can employ the condenser cup 3, the condenser 4 and the reflector 5 individually or in combination.

As shown in fig. 1 to 4, embodiments are shown in which the primary optical element adopts the light collection cup 3 alone, the light collection cup 3 corresponds to the light source 2 , the light source 2, the light collection cup 3, the light shielding plate 6 and the main lens 11 are sequentially arranged along the outgoing light path of light, the front edge of the light shielding plate 6 corresponding to the main lens 11 is formed with a second cut-off line structure 61 to shield the light emitted by the light collection cup 3 and finally emitted by the main lens 11 to form a low beam shape with a cut-off line, meanwhile, the light source 2, the light collection cup 3, the light shielding plate 6 and the side lens 12 are also sequentially arranged along the outgoing light path of light to enlarge the spread angle of the low beam shape, as can be seen from fig. 1 to 4, the main lens 11 corresponds to three pairs of light collection cups 3 and light source 2, the side lens 12 corresponds to two pairs of light collection cups 3 and light source 2, it is understood that fig. 1 to 4 are only embodiments of the present invention, which cannot be used to limit the protection scope of the present invention, the number of the light collection cup 3 and the light collection cup 2 can be increased by the light collection cup 3, the light collection cup 3 can be used only by the light collection cup 3, the light collection cup 3 is increased by the light collection cup 3, the light collection cup is a curved surface structure which is provided with a curved surface which is provided with a surface which is provided with a surface which is provided with a surface which is a surface.

In addition to the above embodiments, the light collecting cup 3 may be replaced with the reflective mirror 5, as shown in fig. 14 and 15, the main lens 11 corresponds to pairs of the reflective mirror 5 and the light source 2, and the side lens 12 also corresponds to pairs of the reflective mirror 5 and the light source 2, similarly, the number of the reflective mirrors 5 and the light source 2 may be set according to the application requirements, and is not limited to the number shown in the drawings, and the reflective mirror 5 may improve the uniformity of the light shape compared with the light collecting cup 3. the reflective mirror 5 may be an ellipsoidal reflective mirror or a reflective mirror with other structure.

, the front edge of the light-shielding plate 6 is a concave arc, specifically, the curvature of the front edge of the light-shielding plate 6 corresponding to the main lens 11, which is curved backward, is the same or substantially the same as the curvature of the actual focal plane at the object side of the main lens 11, and the curvature of the front edge of the light-shielding plate 6 corresponding to the side lens 12, which is curved backward, is the same or substantially the same as the curvature of the actual focal plane at the object side of the side lens 12. this design has the advantage that the focal plane is a plane orthogonal to the optical axis of the lens, but due to the difference in field curvature, the focal plane of the lens is a curved backward, which makes the sharper the light pixel formed by the light source closer to the focal plane, the sharper the light pixel formed by the light source farther from the focal plane, and therefore, in order to be able to form a clear light shape, the curvature of the front edge of the light-shielding plate 6 corresponding to the main lens 11, which is curved backward, needs to be designed to be the same as the curvature of the actual focal plane at the object side of the front edge of the light-shielding plate 6, or substantially the same as the curvature of the front edge of the curved lens 12, and the front edge of the light lens 12, which is also needs to be designed to be substantially the same as the sharper the curvature of the curved front.

It can be understood that the light shielding plate 6 corresponding to the side lens 12 is connected to the adjacent side edge of the light shielding plate 6 corresponding to the main lens 11, or the light shielding plate 6 corresponding to the side lens 12 and the light shielding plate 6 corresponding to the main lens 11 are -shaped structures, that is, in a specific embodiment, the light shielding plate 6 may be a split structure or a -shaped structure;

in addition, in order to increase the illuminance of the central area of the light shape, light-collecting cups 3 positioned in the middle among the light-collecting cups 3 corresponding to the main lens 11 or the size of the light-collecting cups 3 may be made larger than the size of the light-collecting cups 3 at other positions.

As shown in fig. 11 to 13, embodiments in which the condenser 4 is used as the primary optical element are shown, and the embodiments are implemented by replacing the condenser cup 3 and the light shielding plate 6 in the embodiments shown in fig. 1 to 4 with the condenser 4, specifically, light emitted from the light source 2 is incident from the light incident end of the condenser 4 and then is emitted through the light emitting end of the condenser 4, the lower boundary of the light emitting end of the condenser 4 corresponding to the main lens 11 is formed with a cut-off line structure 41 capable of forming a low beam cut-off line, the condenser 4 corresponding to the side lens 12 can also enlarge the width angle of the low beam shape, and the condenser 4 has a higher light effect than the combination of the condenser cup 3 and the light shielding plate 6 or the combination of the reflector 5 and the light shielding plate 6, and the number of the required light sources can be smaller when the light shape with the same illuminance is implemented.

The condenser 4 includes a light inlet end, a light passing portion 42 and a light outlet end connected in sequence, the light inlet end is provided with a plurality of light condensing structures 43, the light condensing structures 43 may be the same as the structure of the light condensing cup 3, or are protrusions protruding toward the light sources 2, each light source 2 is located near the focus of the corresponding light condensing structure 43, and the lower boundary of the light outlet end is formed with an cut-off line structure 41 for forming a low-beam cut-off line.

From the above, in the specific embodiment, the light-gathering cup 3, the light-gathering device 4 and the reflector 5 can bring different technical effects respectively; next, a description will be given of a technical solution in which the primary optical element employs the light collection cup 3, the light collector 4, and the reflecting mirror 5 in combination.

Fig. 7 and 8 show embodiments in which the condenser 4 is located in the middle and the light-gathering cup 3 is located on both sides, specifically, the light source 2, the condenser 4 and the main lens 11 are sequentially arranged along the light path, meanwhile, the light source 2, the light-gathering cup 3, the light-shielding plate 6 and the side lens 12 are sequentially arranged along the light path, the condenser 4 can provide higher light efficiency compared with the combination of the light-gathering cup 3 and the light-shielding plate 6, so that the illuminance of the central area of the low-beam light shape is greater, the lower boundary of the light-emitting end of the condenser 4 can be provided with a cut-off line structure 41 for forming the low-beam light and dark cut-off line, and in step, the lower boundaries on both sides of the condenser 4 can be connected with the sides of the adjacent light-shielding plate 6 to form a .

Fig. 9 and 10 show embodiments in which the light-gathering cup 3 is located in the middle and the light-gathering device 4 is located on both sides, specifically, the light source 2, the light-gathering cup 3, the light-shielding plate 6 and the main lens 11 are sequentially arranged along the light path, the light source 2, the light-gathering device 4 and the side lens 12 are sequentially arranged along the light path, the front edge of the light-shielding plate 6 can be provided with a second cut-off line structure 61 for forming a low-beam cut-off line, preferably, light-gathering cups 3 located in the middle of the light-gathering cups 3 or the light-gathering cups 3 have a size larger than that of the other light-gathering cups 3 on both sides to increase the illumination in the central region of the low-beam light shape, and , two side edges of the light-shielding plate 6 can be connected with the lower boundaries of the side surfaces of the adjacent light.

It should be noted that, the above-mentioned specific embodiment that the light collecting cup 3 and the condenser 4 are combined with the primary optical element is applicable to both the solutions that the side lenses 12 are provided on the side or both sides of the main lens 11, and when the preferred solution that the side lenses 12 are provided on both sides of the main lens 11 is adopted, the combination of the light collecting cup 3 and the condenser 4 may be simply modified, specifically, the condenser 4 is provided corresponding to side lenses 12, another side lenses 12 and the main lens 11 may respectively correspond to groups of light collecting cups 3 and light shielding plates 6, the front edge of the light shielding plate 6 corresponding to the main lens 11 is provided with the second cut-off line structure 61, similarly, the adjacent sides of the two light shielding plates 6 may be connected, and the side of the middle light shielding plate 6 is further connected to the lower side boundary of the adjacent condenser 4, and the whole is body molding structure.

With reference to fig. 7 to 10, 14 and 15, it is conceivable to simply modify the combination of the light collecting cup 3 and the light collector 4, and to replace the light collecting cup 3 with the reflector 5, or replace the light collector 4 with the combination of the reflector 5 and the light shielding plate 6, so as to improve the uniformity of the low beam shape.

, when the preferred technical solution of providing the side lenses 12 on both sides of the main lens 11 is adopted, the light collecting cup 3, the light collector 4 and the reflector 5 can be applied to the headlamp lighting module of the present invention at the same time, the combination of the light collecting cup 3 and the light shielding plate 6, and the combination of the light collector 4 and the reflector 5 and the light shielding plate 6 respectively correspond to of the main lens 11 and the side lenses 12 on both sides, when the primary optical element corresponding to the main lens is the light collector 4, the lower boundary of the light outlet end of the light collector 4 can be provided with the cut-off line structure 41, and when the primary optical element corresponding to the main lens is the light collecting cup 3 or the reflector 5, the front edge of the light shielding plate 6 corresponding to the main lens 11 can be provided with the second cut-off line structure 61.

In the above-described application of the headlamp lighting module of the present invention to low beam lighting, the light collecting cup 3 and the reflector 5 are used in combination with the shade 6 to form a low beam cutoff line, and the -th cutoff line structure 41 is provided at the lower boundary of the light emitting end of the light collector 4 with respect to the light collector 4. as a preferred embodiment, only the light rays emitted through the main lens 11 may be formed into a low beam shape having a cutoff line, and the light rays emitted through the side lenses 12 may be used to widen the spread angle of the low beam shape.

Further alternatively, in the headlamp illumination module of the present invention, as shown in fig. 16 and 17, it is also possible to form a low beam shape by the projection lens group directly in such a manner that the light sources 2 are directed straight, without providing the primary optical element, specifically, light shielding plates 6 are located on the optical path between the main lens 11 and the corresponding light sources 2, and the front edge of the light shielding plate 6 has the second cut-off line structure 61, and the other light shielding plates 6 are located on the optical path between the side lens 12 and the corresponding light sources 2.

The above embodiments mainly describe the technical solution of applying the headlamp lighting module of the present invention to low beam lighting, it should be noted that the headlamp lighting module of the present invention can also be applied to high beam lighting, and the light shielding plate 6 in the above low beam lighting technical solution is eliminated, so that high beam lighting can be realized, and the widening angle of the high beam shape can also be enlarged.

In a specific embodiment, the main lens 11 and the side lens 12 are plano-convex lenses or biconvex lenses, or the main lens 11 and the side lens 12 are plano-convex lenses, and the main lens are biconvex lenses, or may be integrally or separately disposed.

More preferably, as shown in fig. 11 to 13, the side lens 12 may be a ring lens, which is rotated by a vertical axis having a focal point as a rotation axis in a longitudinal section in the field of the art and is also called a tire lens, and the shape of the side lens 12 is curved outward from a position near the middle of the main lens 11 to further increase the spread angle of the light shapes on both sides, and the irradiation range is .

The light sources 2 corresponding to the main lens 11 and the light sources 2 corresponding to the side lenses 12 may be arranged on the same plane , or may be arranged on different planes.

Referring to fig. 1 to 17, a headlamp lighting module according to a preferred embodiment of the present invention includes a plurality of light sources 2, a plurality of primary optical elements and a projection lens group, wherein the projection lens group includes a main lens 11 and two side lenses 12, the two side lenses 12 are arranged side by side on the left and right sides of the main lens 11, the primary optical elements can select at least types of the condenser cup 3, the condenser 4 and the reflector 5, parts of the primary optical elements of the light sources 2 and parts are arranged along an optical path with the main lens 11, and another parts of the light sources 2 and another parts of the primary optical elements are respectively arranged along the optical path corresponding to side lenses 12;

when the headlamp lighting module is applied to low-beam lighting, when the primary optical element can select the condensing cup 3 and/or the reflector 5, a light shielding plate 6 can be further arranged on an optical path between the primary optical element and the main lens 11 or the side lens 12, step can be carried out, when the primary optical element corresponding to the main lens 11 is the condenser 4, a cut-off line structure 41 can be arranged at the lower boundary of the light outlet end of the condenser 4, a condensing structure 43 can be arranged at the light inlet end of the condenser, a light source 2 is arranged at or near the focus of the corresponding condensing structure 43 to better condense light, when the primary optical element corresponding to the main lens 11 is the condensing cup 3 or the reflector 5, a second cut-off line structure 61 can be arranged at the front edge of the corresponding light shielding plate 6, step can be carried out to enable the main lens 11 to be larger than the condensing cups 3 at other positions through or 3 in the middle among the plurality of the condensing cups 3 to increase the low-beam central area, the illuminance of the low-beam-shaped central area is increased through the concave arc-shaped light-condensing surface of the condensing cup 3 or the condensing lens 11, the concave-shaped light-converging lens 11, the concave-shaped light-converging lens is designed to be more similar to the concave curvature of the light-shaped light-converging surface of the concave-converging lens 12, the light-converging surface of the main lens 11, the concave-shaped light-converging lens 11, the concave-converging lens 12, the concave-shaped light-converging surface, the concave-converging surface is more similar to the concave-shaped light-converging surface, the concave-converging lens 12, the concave-converging surface of the concave-converging surface, the concave-converging lens 11, the concave-converging surface of the concave-converging lens 11, the.

The embodiment of the vehicle of the present invention may have any of the headlamp lighting modules described in , that is, all of the technical solutions of all of the embodiments of the headlamp lighting module described above are adopted, so that at least all of the advantages brought by the technical solutions of the embodiments of the headlamp lighting module described above are achieved.

Wherein, each light source 2 can be designed into a mode for controlling the on-off independently, and the mode has a plurality of operation modes, for example, when a road needs a wide illumination range in the driving process of a vehicle, all the light sources 2 can be turned on to increase the light shape broadening; when the driver finds that the opposite vehicle comes, the light source 2 corresponding to the side lens 12 can be turned off to avoid influencing the vision of the opposite driver. Or, when the vehicle is in a normal driving state, the light source 2 corresponding to the main lens 11 is turned on, and when the vehicle turns left, the driver can turn on the light source 2 corresponding to the left side lens 12 to illuminate the road to be illuminated when the vehicle turns left; when the vehicle turns right, the driver can turn on the light source 2 corresponding to the right side lens 12 to illuminate the road to be illuminated for the right turn.

The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, numerous simple modifications can be made to the technical solution of the invention, including combinations of the individual specific technical features in any suitable way. The invention is not described in detail in order to avoid unnecessary repetition. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.