CN219976209U - Car light module and car light - Google Patents

Abstract

The utility model provides a car lamp module and a car lamp, and relates to the technical field of car lamps, wherein the car lamp module comprises a primary optical component and a secondary optical element, the secondary optical surface of the secondary optical element is a curved surface formed by extending a contour line along a first direction, the secondary optical surface is provided with a focal line extending along the first direction, the first direction is the normal direction of a first plane where the contour line is located, the primary optical component comprises at least one light-emitting boundary, the focal line is arranged at the light-emitting boundary of the primary optical component far away from the secondary optical element, the light-emitting boundary of the focal line is provided with a cut-off line structure so as to form an illumination light shape with a cut-off line, the light emitted by the primary optical component is subjected to unidirectional convergence of the secondary reflecting surface, the illumination light shape with a certain widening and the cut-off line can be formed, and the car lamp module is suitable for fog lamps, corner lamps and the like with the illumination function of a horizontal cut-off line and also can be used as a horizontal cut-off line part of a low-beam illumination light shape.

Description

Car light module and car light

Technical Field

The utility model relates to the technical field of car lamps, in particular to a car lamp module and a car lamp.

Background

In the technical field of vehicle lamps, a vehicle lamp module refers to a device which has a lens or a part with a comparable structure as a final light-emitting element and is used for low beam or high beam illumination of a vehicle headlamp. In recent years, as the development of the automotive industry is mature and stable, the types of the car lamp modules are diversified, and more requirements are put on the comprehensive performance of the car lamp modules, such as the uniformity of the low beam or high beam shape, the visibility of the low beam, the heat dissipation performance, the brightness of the high beam, the structure, the weight and the volume of the modules and the like of the car lamp modules.

Along with the continuous popularization of LED light emitting chips and laser light emitting chips in car lights, car light modules can realize a combination form of combining multiple modules, and a widening module with a cut-off line is often required.

Disclosure of Invention

The present utility model is directed to providing a lamp module and a lamp for a vehicle, which have a widening function and a cut-off line for an illumination pattern, in order to solve the above-mentioned drawbacks of the prior art.

In order to achieve the above purpose, the technical scheme adopted by the embodiment of the utility model is as follows:

in one aspect of the embodiments of the present utility model, a vehicle lamp module is provided, including a primary optical component and a secondary optical element, where a secondary optical surface of the secondary optical element is a curved surface formed by extending a contour line along a first direction, the secondary optical surface has a focal line extending along the first direction, the first direction is a normal direction of a first plane where the contour line is located, the primary optical component includes at least one light exit boundary, the focal line is disposed at a position of the primary optical component away from the light exit boundary of the secondary optical element, and the light exit boundary of the focal line is provided with a cutoff line structure to form an illumination light shape having the cutoff line.

Optionally, the secondary optical element is a secondary mirror, and the secondary optical surface is a secondary reflecting surface of the secondary mirror; or the secondary optical element is a secondary lens, and the secondary optical surface is the light emitting surface of the secondary lens.

Optionally, the first-order optical component is a plurality of first-order optical components, and the plurality of first-order optical components are distributed along the first direction.

Optionally, the primary optical component comprises a light source and a primary reflecting mirror, the light source is arranged corresponding to the primary reflecting mirror, the primary reflecting mirror comprises a primary reflecting surface, and light rays emitted by the light source are reflected by the primary reflecting surface and then emitted to the secondary optical element, and the light rays are emitted through the secondary optical element; the focal line is arranged at the light emergent boundary of the primary reflector, which is close to the light source.

Optionally, the method further comprises: the first curved lens is used for emitting light rays emitted by the first-stage optical component to the second-stage optical element, and comprises a unidirectional converging cylindrical surface formed by extending a first converging curve along a second direction, wherein the second direction is perpendicular to the first direction.

Optionally, the method further comprises: the second curved lens is used for emitting light rays emitted by the first-stage optical component to the second-stage optical element, and comprises a one-way diffusion cylindrical surface formed by extending the first diffusion curve along a second direction, wherein the second direction is perpendicular to the first direction.

Alternatively, the first curved lens forms a focal point or focal region with the secondary optical surface of the secondary optical element, and the cutoff line structure is disposed at the focal point or focal region formed by the secondary optical element and the first curved lens.

Optionally, the first-level optical component comprises a light source and a transparent condenser, the light source is arranged corresponding to the transparent condenser, the transparent condenser comprises a first-level reflecting surface, and light rays emitted by the light source enter the transparent condenser, are reflected by the first-level reflecting surface, are emitted to the second-level optical element, and are emitted after passing through the second-level optical element; the focal line is arranged at the light emergent boundary of the transparent condenser, which is close to the light source.

Optionally, the transparent condenser is a solid transparent body, and the primary reflecting surface is one of an ellipsoid, an ellipsoid-like surface, a paraboloid or a paraboloid-like surface.

Optionally, the primary optical component is a plurality of surface light sources arranged along the first direction, and the light emergent boundary of the primary optical component forms a cut-off line structure.

In another aspect of the embodiments of the present utility model, there is provided a vehicle lamp comprising a vehicle lamp module as described herein.

The beneficial effects of the utility model include:

the utility model provides a car lamp module, which comprises a primary optical component and a secondary optical element, wherein the secondary optical surface of the secondary optical element is a curved surface formed by extending a contour line along a first direction, so that a focus of the contour line extends along the first direction to enable the secondary optical surface to have a focal line extending along the first direction, the first direction is a normal direction of a first plane where the contour line is positioned, the primary optical component comprises at least one light emergent boundary, the focal line is arranged at the position, far away from the light emergent boundary of the secondary optical element, of the primary optical component, and the light emergent boundary provided with the focal line is provided with a bright-dark cut-off line structure to form an illumination light shape with the bright-dark cut-off line. Therefore, the secondary optical surface is stretched along the first direction, so that a unidirectionally stretched reflecting surface is formed, and the light rays emitted by the primary optical component are unidirectionally converged through the secondary optical surface, so that an illumination light shape with a certain widening can be formed; meanwhile, the focal line of the secondary optical surface is arranged at (including near) the light emergent boundary of the primary optical component, which is far away from the secondary optical element, and a cut-off line structure is arranged at the light emergent boundary, so that the formed illumination light shape has a cut-off line.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1a is a schematic diagram of a second mirror according to an embodiment of the present utility model;

fig. 1b is a schematic structural diagram of a secondary mirror combined with a first curved lens according to an embodiment of the present utility model;

fig. 1c is a schematic structural diagram of a secondary mirror combined with a second curved lens according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a vehicle lamp module according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a second embodiment of a lamp module according to the present utility model;

FIG. 4 is a schematic view of the illuminance of a light-shaped screen reflected by a primary mirror a according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the illuminance of a light-shaped screen reflected by a primary mirror b according to an embodiment of the present utility model;

FIG. 6 is a schematic view of the illuminance of a light-shaped screen reflected by a primary mirror c according to an embodiment of the present utility model;

FIG. 7 is a schematic view of the illuminance of a light-shaped screen reflected by a primary mirror d according to an embodiment of the present utility model;

FIG. 8 is a schematic view of the illuminance of a light-shaped screen reflected by a primary mirror e according to an embodiment of the present utility model;

FIG. 9 is a schematic view of a light-shaped screen illumination after being combined with a primary optical element according to an embodiment of the present utility model;

FIG. 10 is a third schematic diagram of a lamp module according to an embodiment of the present utility model;

FIG. 11 is a schematic diagram of a lamp module according to an embodiment of the present utility model;

FIG. 12 is a schematic diagram of a lamp module according to an embodiment of the present utility model;

FIG. 13 is a schematic view of the illuminance of a screen reflected by a primary mirror and a second curved lens to form a light shape according to an embodiment of the present utility model;

FIG. 14 is a schematic view of the illuminance of a screen forming a light shape by a primary mirror without being combined with a second curved lens according to an embodiment of the present utility model;

FIG. 15 is a schematic diagram of a lamp module according to an embodiment of the present utility model;

FIG. 16 is a schematic view of the illuminance of a screen reflected by a primary mirror in combination with a first curved lens to form a light shape according to an embodiment of the present utility model;

FIG. 17 is a schematic diagram of a second illumination of a screen reflected by a primary mirror a to form a light shape according to an embodiment of the present utility model;

FIG. 18 is a diagram showing a second illumination of the screen reflected by the primary mirror b to form a light shape according to the embodiment of the present utility model;

FIG. 19 is a schematic view of a second illumination of the screen reflected by the primary mirror c to form a light shape according to the embodiment of the present utility model;

FIG. 20 is a schematic view of a second illumination of the screen reflected by the primary mirror d to form a light shape according to the embodiment of the present utility model;

FIG. 21 is a diagram showing a second exemplary illumination of a light-shaped screen reflected by a primary mirror e according to an embodiment of the present utility model;

FIG. 22 is a schematic diagram showing two illumination levels of a light-shaped screen after being combined with a first-order optical component according to an embodiment of the present utility model;

FIG. 23 is a schematic diagram of a lamp module according to an embodiment of the present utility model;

FIG. 24 is a schematic diagram of a lamp module according to an embodiment of the present utility model;

FIG. 25 is a diagram illustrating a lamp module according to an embodiment of the present utility model;

FIG. 26 is a schematic diagram of a lamp module according to an embodiment of the present utility model;

FIG. 27 is a schematic diagram of a lamp module according to an embodiment of the present utility model;

fig. 28 is a schematic structural view of a surface light source according to an embodiment of the present utility model.

Icon: 10-a car light module; 100-first order optical components; 101-light exit boundary; 110-a light source; 111-area light source; 120-primary mirror; 120a—primary mirror a;120b—primary mirror b;120c—primary mirror c;120d—primary mirror d;120e—primary mirror e; 121-a first order reflecting surface; 122-inflection point; 130-a transparent condenser; 200-secondary mirror; 210-a secondary lens; 220-contour lines; 230-focal line; 240-secondary reflecting surface; 410-a first curved lens; 420-a second curved lens.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. It should be noted that, under the condition of no conflict, the features of the embodiments of the present utility model may be combined with each other, and the combined embodiments still fall within the protection scope of the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

With the continuous popularization of LED light emitting chips and laser light emitting chips in vehicle lamps, the vehicle lamp module 10 can realize a combination of multiple modules, and often requires a widening module with a cut-off line.

In order to solve the above-mentioned problems, the embodiment of the present utility model provides a vehicle lamp module 10 with a widening function, which includes a primary optical component 100 and a secondary optical element, wherein a secondary optical surface of the secondary optical element is a curved surface formed by extending a contour line 220 along a first direction, the secondary optical surface has a focal line 230 extending along the first direction, the first direction is a normal direction of a first plane where the contour line 220 is located, the primary optical component 100 includes at least one light-emitting boundary 101 extending along the first direction, the focal line 230 is disposed at a position of the primary optical component 100 far from the light-emitting boundary 101 of the secondary optical element, the light-emitting boundary 101 where the focal line 230 is disposed has a cut-off line structure, and a portion of light emitted from the primary optical component 100 is reflected to the focal line 230 through the secondary optical surface to form an illumination light shape with the cut-off line at the focal line 230.

Specifically, the secondary optical element is taken as a secondary mirror 200, and the secondary optical surface is taken as a secondary reflecting surface 240, for example.

Please refer to fig. 1 a: the embodiment of the utility model provides a vehicle lamp module 10, which comprises a primary optical component 100 and a secondary reflector 200, wherein a secondary reflecting surface 240 of the secondary reflector 200 is a curved surface formed by extending a contour line 220 along a first direction, the secondary reflecting surface 240 is provided with a focal line 230 extending along the first direction, the first direction is a normal direction of a first plane where the contour line 220 is located, the primary optical component 100 comprises at least one light emergent boundary 101, the focal line 230 is arranged at a position, far away from the light emergent boundary 101 of the secondary reflector 200, of the primary optical component 100, and the light emergent boundary 101 of the focal line 230 is provided with a cut-off line structure so as to form an illumination light shape with the cut-off line.

As shown in fig. 1a, the X direction is a first direction, the parallel light is reflected and converged at a point in the plane of the contour line 220 at any position, the contour line 220 is stretched along the first direction, so that the parallel light is reflected by the secondary reflection surface 240 and converged at a straight line extending along the first direction, and fig. 4-9 are schematic screen illumination views of the formed illumination light shape with cut-off line.

Specifically, the primary optical assembly 100 may be disposed below or above the light exiting direction of the secondary optical element. When disposed above or below, the light-emitting boundaries 101 of the primary optical element 100 are disposed below to form an upper cutoff line, whereas when the light-emitting boundaries 101 of the primary optical element 100 are disposed above, a lower cutoff line is formed, and the light pattern is suitable as a part of high beam illumination (auxiliary high beam pattern).

In summary, the vehicle lamp module 10 provided in the present embodiment includes a primary optical component 100 and a secondary reflector 200, the secondary reflecting surface 240 of the secondary reflector 200 is a curved surface formed by extending the contour line 220 along a first direction, the secondary reflecting surface 240 has a focal line 230 extending along the first direction, the first direction is a normal direction of a first plane where the contour line 220 is located, the primary optical component 100 includes at least one light-emitting boundary 101, the focal line 230 is disposed at the light-emitting boundary 101 of the primary optical component 100 away from the secondary reflector 200, and the light-emitting boundary 101 of the focal line 230 is provided with a bright-dark cut-off line structure to form an illumination light shape with a bright-dark cut-off line. Thus, the contour line 220 with the focus of the secondary reflecting surface 240 is stretched along the first direction, so as to form a reflecting surface stretched in one direction, and the light rays emitted by the primary optical component 100 are converged in one direction by the secondary reflecting surface 240, so that an illumination light shape with a certain widening can be formed; meanwhile, the focal line 230 of the secondary reflecting surface 240 is disposed at (including near) the light exit boundary 101 of the primary optical assembly 100 away from the secondary mirror 200, and a cutoff line structure is disposed at the light exit boundary 101, so that the formed illumination light shape has a cutoff line. The lamp module 10 of the present utility model is suitable for a fog lamp, a corner lamp, etc. having a horizontal cutoff line, and may be used as a horizontal cutoff line portion of a low beam illumination light shape.

Illustratively, as shown in FIG. 2, the primary optical assembly 100 may be a plurality of the primary optical assemblies 100 distributed along the first direction.

Illustratively, as shown in fig. 2, the primary optical assembly 100 includes a light source 110 and a primary reflector 120, the light source 110 is disposed corresponding to the primary reflector 120, the primary reflector 120 includes a primary reflecting surface 121, and light emitted by the light source 110 is reflected by the primary reflecting surface 121 and then directed to a secondary optical element, and exits through the secondary optical element. The focal line is disposed at the first-stage reflector 120 near the light-emitting boundary 101 of the light source 110 (including a set distance range near the light-emitting boundary 101, the set distance may be 2mm, for example, but the utility model is not limited thereto). The primary mirrors 120 corresponding to the plurality of primary optical assemblies 100 are illustratively primary mirror a120a, primary mirror b120b, primary mirror c120c, primary mirror d120d, and primary mirror e120e, respectively.

Preferably, the light source 110 is a surface light source, such as an LED light emitting chip, a laser light emitting chip, or the like, and may be a single light emitting chip, or may be a plurality of light emitting chips arranged side by side or in a matrix, which is not limited by the present utility model.

Illustratively, as shown in fig. 3, the illumination direction of the side primary mirror 120 is inclined inward with respect to the illumination direction of the middle primary mirror 120 to shorten the reflection surface length; as shown in fig. 4, a schematic view of the screen illumination corresponding to the light shape formed by the primary mirror a120 a; as shown in fig. 5, a schematic view of the screen illumination corresponding to the light shape formed by the primary mirror b120 b; as shown in fig. 6, a schematic view of the screen illumination corresponding to the light shape formed by the primary mirror c120 c; as shown in fig. 7, the screen illumination corresponding to the light shape formed by the primary mirror d120d is schematically shown; as shown in fig. 8, a schematic view of the screen illumination corresponding to the light shape formed by the primary mirror e120 e; as shown in fig. 9, the screen illumination corresponding to the combined light shapes is schematically shown.

Illustratively, as shown in fig. 10, the lamp module 10 may further include a curved lens disposed between the optical paths of the primary optical assembly 100 and the secondary reflector 200. Fig. 11 is a schematic view of another angle of fig. 10. A first curved lens 410 is disposed between the intermediate primary optic 100 and the secondary mirror. Light rays emitted from the primary optical component 100 are directed to the secondary mirror through the first curved lens 410, and the first curved lens 410 includes a unidirectional converging cylindrical surface formed by a converging curve extending along a second direction, as shown in fig. 1b and 1c, and the second direction is perpendicular to the first direction. Since the unidirectional converging cylindrical surface of the first curved lens 410 is formed by extending a converging curve along the second direction, and the second direction is perpendicular to the first direction, the broadening of the light rays in the first direction and the second direction can be achieved by the secondary mirror 200 and the first curved lens 410 together. Meanwhile, the first curved lens 410 has a converging effect to form a converging illumination light shape.

A second curved lens 420 may be disposed between the primary optical assembly 100 and the secondary mirror 200 on both sides. Light emitted from the primary optical component 100 is directed to the secondary mirror 200 through the second curved lens 420, and the second curved lens 420 includes a single-direction diffusion cylindrical surface formed by extending a diffusion curve along a second direction, and the second direction is perpendicular to the first direction. So that the broadening of the light rays in the first direction and the second direction can be achieved by the secondary mirror 200 and the second curved lens 420 together. Meanwhile, the second curved lens 420 has a diffusion effect to form a diffused illumination light shape.

FIG. 13 shows that the primary mirror 120 in combination with the second curved lens 420 (e.g., may be a unidirectionally stretched concave curved lens) may form a wider light pattern; fig. 14 shows the light shape formed by the primary mirror 120 without the second curved lens 420.

As shown in fig. 15, the primary mirrors 120 on both sides in combination with the second curved lens 420 may directly form a broadened light shape as compared with fig. 13.

Fig. 16 illustrates the primary mirror 120 in combination with a first curved lens 410 (e.g., a unidirectionally stretched convex curved lens), where the first curved lens 410 forms a focal point or focal region with the secondary mirror 200, and may form a narrower light shape, and where the first curved lens 410 may be an inwardly convex, outwardly convex, or biconvex lens, or other convex lens form, with each first curved lens 410 corresponding to one or more primary mirrors 120 (e.g., a concentrating element). At this time, the cutoff line structure may be disposed at a focal point or a focal region formed by the secondary mirror 200 and the first curved lens 410. For example, the cutoff line structure with the inflection point 122 may be formed by changing the shape of the light-exiting boundary 101 of the primary mirror 120.

Illustratively, as shown in fig. 12, the primary reflecting mirror 120 forms an inflection point 122 near the light-emitting boundary 101 of the light source, and when the secondary reflecting surface 240 forms a focus or a focus region with the first curved lenses 410, having an imaging effect, the optical axes of the plurality of first curved lenses 410 pass through (including near) the inflection point 122 at the light-emitting boundary 101 of the primary reflecting mirror 120, and the focus or the focus region may be disposed at or near the inflection point 122.

Fig. 17 shows a cutoff ray shape with an inflection point 122 corresponding to the primary mirror a120 a; fig. 18 shows the cutoff ray shape with inflection point 122 corresponding to primary mirror b120b, with the overall light shape being right-shifted, but inflection point 122 still being centered; fig. 19 shows a cutoff ray shape with an inflection point 122 corresponding to the primary mirror c120c, the overall ray shape being left-shifted, but the inflection point 122 being still in the center position; FIG. 20 shows the corresponding light shape with cutoff line for primary mirror d120d, with the overall light shape being right-shifted; FIG. 21 shows the corresponding light pattern with cutoff line for primary mirror e120e, with the overall light pattern being left-shifted; fig. 22 is a schematic view of the screen illumination corresponding to the combined light shapes.

Illustratively, as shown in fig. 23, the primary optical assembly 100 may include a light source 110 and a transparent condenser 130, where the light source 110 is disposed corresponding to the transparent condenser 130, the transparent condenser 130 includes a primary reflecting surface 121, and light emitted from the light source 110 enters the transparent condenser 130, is reflected by the primary reflecting surface 121, and is directed to the secondary reflecting mirror 200; the focal line is disposed at the clear condenser 130 near the exit boundary 101 of the light source 110. The transparent condenser 130 may be a solid transparent body, and the primary reflecting surface 121 may be one of an ellipsoid, an ellipsoid-like surface, a paraboloid, or a paraboloid-like surface. The light focusing effect is achieved by total reflection. The cutoff structure may be formed at any of the light exit boundaries 101 of the transparent light conductor. Illustratively, a cutoff line structure may be formed at the light exit boundary 101 where the focal line is disposed.

As shown in fig. 25, 24 and 26, the secondary optical element may also be a secondary lens 210, and the secondary lens 210 may be a unidirectional collimating lens. The secondary optical surface may be a light-emitting surface of the secondary lens 210.

For example, as shown in fig. 28, the primary optical assembly 100 may be a plurality of surface light sources 111 arranged along the first direction, and the light-emitting boundary 101 of the primary optical assembly 100 forms a cutoff line structure, and the light path of the light is as shown in fig. 27.

In another aspect of the present embodiment, there is provided a vehicle lamp including the vehicle lamp module 10 as described in the present utility model.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (11)

1. The utility model provides a car light module, its characterized in that includes one-level optical subassembly (100) and secondary optical element, secondary optical face of secondary optical element is the curved surface that is formed by contour line (220) along first direction extension, secondary optical face has along contour line (230) of first direction extension, first direction is the normal direction of contour line (220) place first plane, one-level optical subassembly (100) include at least one light-emitting boundary (101), contour line (230) set up in one-level optical subassembly (100) are kept away from secondary optical element light-emitting boundary (101) department, set up light-emitting boundary (101) of contour line (230) have the bright-dark cut-off line structure to form the illumination light shape that has bright-dark cut-off line.

2. The vehicle lamp module of claim 1, wherein the secondary optical element is a secondary mirror (200), and the secondary optical surface is a secondary reflective surface (240) of the secondary mirror (200); or the secondary optical element is a secondary lens (210), and the secondary optical surface is a light-emitting surface of the secondary lens (210).

3. The lamp module of claim 1, wherein the primary optical assembly (100) is a plurality, the plurality of primary optical assemblies (100) being distributed along the first direction.

4. A vehicle lamp module according to claim 3, wherein the primary optical assembly (100) comprises a light source (110) and a primary reflecting mirror (120), the light source (110) is arranged corresponding to the primary reflecting mirror (120), the primary reflecting mirror (120) comprises a primary reflecting surface (121), and the light emitted by the light source (110) is reflected by the primary reflecting surface (121) and then emitted to the secondary optical element, and then emitted through the secondary optical element;

the focal line (230) is disposed at the primary mirror (120) near the light exit boundary (101) of the light source (110).

5. The vehicle lamp module according to claim 4, further comprising: and the first curved lens (410), the light rays emitted by the primary optical component (100) are emitted to the secondary optical element through the first curved lens (410), the first curved lens (410) comprises a unidirectional converging cylindrical surface formed by extending a first converging curve along a second direction, and the second direction is perpendicular to the first direction.

6. The vehicle lamp module according to claim 4, further comprising: and the second curved lens (420), the light emitted by the primary optical component (100) is emitted to the secondary optical element through the second curved lens (420), the second curved lens (420) comprises a one-way diffusion cylindrical surface formed by extending a first diffusion curve along a second direction, and the second direction is perpendicular to the first direction.

7. The lamp module of claim 5, wherein the first curved lens forms a focal point or focal region with a secondary optical surface of the secondary optical element, and the cutoff structure is disposed at the focal point or focal region formed by the secondary optical element and the first curved lens.

8. The vehicle lamp module according to claim 2, wherein the primary optical assembly (100) comprises a light source (110) and a transparent condenser (130), the light source (110) is arranged corresponding to the transparent condenser (130), the transparent condenser (130) comprises a primary reflecting surface (121), and light emitted by the light source (110) enters the transparent condenser (130), is reflected by the primary reflecting surface (121), is emitted to the secondary optical element, and is emitted after passing through the secondary optical element;

the focal line (230) is arranged at the light exit boundary (101) of the transparent condenser (130) close to the light source (110).

9. The vehicle lamp module of claim 8, wherein the transparent concentrator (130) is a solid transparent body and the primary reflecting surface (121) is one of an ellipsoid, an ellipsoid-like surface, a paraboloid, or a paraboloid-like surface.

10. The lamp module according to claim 1, wherein the primary optical assembly (100) is a plurality of surface light sources (111) arranged along the first direction, and the light exit boundary (101) of the primary optical assembly (100) forms the cutoff line structure.

11. A vehicle lamp, characterized in that the vehicle lamp comprises a vehicle lamp module according to any one of claims 1-10.