CN213395132U - Low-beam optical element, car lamp module, car lamp and car - Google Patents

Low-beam optical element, car lamp module, car lamp and car Download PDF

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Publication number
CN213395132U
CN213395132U CN202022111752.9U CN202022111752U CN213395132U CN 213395132 U CN213395132 U CN 213395132U CN 202022111752 U CN202022111752 U CN 202022111752U CN 213395132 U CN213395132 U CN 213395132U
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China
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light
iii
low
zone
optical element
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CN202022111752.9U
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Chinese (zh)
Inventor
聂睿
李聪
仇智平
祝贺
桑文慧
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HASCO Vision Technology Co Ltd
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HASCO Vision Technology Co Ltd
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Abstract

The utility model relates to a car light discloses a short-distance beam optical element, including the light portion (11) of entrying, logical light portion (12) and light portion (13) that link gradually, the light portion (11) of entrying sets up to make the light of incidenting assemble and go out to logical light portion (12), leads light portion (12) to set up to guide the light of incidenting to shoot out from light portion (13); a III-zone forming structure (15) is arranged on the lower side of the light-passing part (12), the rear end of the III-zone forming structure (15) is connected with the light-entering part (11) and extends from the light-entering part (11) to the direction of the light-exiting part (13), so that part of light rays converged by the light-entering part (11) can directly enter the III-zone forming structure (15) to form a near-light III-zone light shape. Furthermore, the utility model discloses still relate to a car light module, car light and vehicle. The utility model discloses available light is more, the grading flexibility ratio is high when forming short-distance beam III district light shape.

Description

Low-beam optical element, car lamp module, car lamp and car
Technical Field
The present invention relates to vehicle lights, and in particular, to a low beam optical element. Furthermore, the utility model discloses still relate to a car light module, car light and vehicle.
Background
The low-beam III-zone light shape is an important component of the low-beam light shape, is positioned above a low-beam cut-off line and is mainly used for illuminating objects above a road surface such as a sign board and the like, so that a driver can obtain information such as the sign board.
In the prior art, the zone III formation structure for forming the light shape of the zone III near the light is usually disposed convexly on the lower reflection surface of the optical element near the light, and is located at a position close to the front of the optical element near the light as a whole, as shown in the circle in fig. 1, the zone III formation structure 1 'is disposed so as to greatly affect the reflection of the light of the near light on the reflection surface, that is, the original reflection surface is destroyed, the reflection of the light at the position is affected, the optical efficiency is reduced, and the available light of the zone III formation structure 1' is limited. Shown in a circle in fig. 2 is another arrangement of the region III forming structure 1', which is disposed below the light collecting cup, and this arrangement reduces the reflection influence of the light of the low beam on the reflection surface, but the flexibility of the light distribution in the region III is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that the first aspect will be solved provides a short-distance beam optical element for available light is more, the grading flexibility ratio is high when forming short-distance beam III district light shape.
The utility model discloses the technical problem that the second aspect will be solved provides a car light module, car light module is more, the grading flexibility ratio is high in usable light when forming short-distance beam III district light shape.
The utility model discloses the technical problem that the third aspect will be solved provides a car light, the car light is more, the grading flexibility ratio is high in available light when forming short-distance beam III district light shape.
The utility model discloses the technical problem that the fourth aspect will be solved provides a vehicle, the car light of vehicle is more, the grading flexibility ratio is high in usable light when forming short-distance beam III district light shape.
In order to solve the above technical problem, a first aspect of the present invention provides a dipped beam optical element, including an incident portion, a light-passing portion and a light-emitting portion connected in sequence, where the incident portion is configured to converge and emit incident light to the light-passing portion, and the light-passing portion is configured to guide the incident light to be emitted from the light-emitting portion; the lower side of the light-passing part is provided with a III-area forming structure, the rear end of the III-area forming structure is connected with the light-entering part and extends from the light-entering part to the light-emitting part, so that part of light rays converged by the light-entering part can directly enter the III-area forming structure to form a near-light III-area light shape.
Preferably, the III-zone forming structure includes a III-zone light channel extending from the light incident portion to the light exit portion, a front end surface of the III-zone light channel is a III-zone light exit surface, a rear end of the III-zone light channel is provided with an extended reflective surface, the extended reflective surface is formed by extending an outer contour surface of the light incident portion downward, and a part of light rays converged by the light incident portion can be reflected to the III-zone light channel through the extended reflective surface and emitted from the III-zone light exit surface.
Preferably, the light-emitting surface of the region III is a smooth curved surface with two sides bent forwards.
Preferably, a concave-convex structure is arranged on the light-emitting surface of the region III.
Preferably, the left and right side faces of the zone III light channel are each inclined gradually inward from back to front.
Preferably, a distance between an intersection point of the central axis of the low beam optical element and the front end surface of the zone III formation structure and the rear end surface of the light entrance portion is B, a distance between an intersection point of the central axis of the low beam optical element and the front end surface of the light exit portion and the rear end surface of the light entrance portion is C, and B/C is equal to or less than 2/3.
Preferably, a plurality of the light incident portions are connected to a rear end of the light-emitting portion, and a rear end of the III-zone forming structure is connected to the light incident portions so that a part of the light rays converged by the light incident portions can enter the III-zone forming structure.
Preferably, the light-emitting portion is a smooth curved surface with two sides bent forward, and a low-beam cut-off line structure for forming a low-beam cut-off line is arranged on the lower edge of the front end of the light-emitting portion.
Preferably, the light incident part is of a light gathering cup structure; or the light inlet part is a curved surface structure or a cone structure which protrudes backwards.
Preferably, the rear end of the low-beam optical element is further provided with a mounting portion, and the mounting portion is provided with a mounting hole.
The utility model discloses the second aspect provides a car light module, including light source, lens and first aspect dipped beam optical element, dipped beam optical element with lens are established in proper order on the outgoing direction of the light that the light source sent, just the light source with go into light portion and correspond the setting.
Preferably, the car light module still includes radiator, circuit board and is used for supporting the supporting part of lens, the supporting part with lens are connected and are formed and are used for the holding low beam optical element's cavity, the light source is installed on the circuit board, the radiator the circuit board low beam optical element with the supporting part is fixed connection in proper order.
Preferably, the support part and the lens are integrally formed; the surface of the supporting part is provided with a shading coating or the supporting part is a light-tight part.
The utility model discloses the third aspect provides a car light, including the second aspect car light module.
The utility model discloses the fourth aspect provides a vehicle, including the third aspect car light.
The rear end of the III-area forming structure arranged in the utility model is connected with the light inlet part 11, so that more light can be utilized by the III-area forming structure, and the illuminance of the light shape of the near light III area formed by the III-area forming structure of the utility model can meet the requirements of regulations; by arranging the III-zone forming structure to extend from the light inlet part to the light outlet part, the adjustable parameters of the III-zone forming structure are increased, and the flexibility of III-zone light distribution can be improved.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
FIG. 1 is a schematic diagram of a low beam optical element of the prior art;
FIG. 2 is a schematic diagram of another prior art low beam optical element;
fig. 3 is a schematic perspective view of an embodiment of a low-beam optical element according to the present invention;
fig. 4 is a schematic perspective view of a second embodiment of the low-beam optical element of the present invention;
fig. 5 is a schematic three-dimensional structure diagram of an embodiment of the low-beam optical element of the present invention;
FIG. 6 is a top view of FIG. 3;
FIG. 7 is a cross-sectional view A-A of FIG. 6;
fig. 8 is a schematic diagram of the direction of light in the low beam III region in an embodiment of the low beam optical element of the present invention;
fig. 9 is a schematic view illustrating a connection structure between a region III formation structure and a light incident portion according to an embodiment of the low beam optical element of the present invention;
fig. 10 is a perspective view of the low beam non-III area light of an embodiment of the low beam optical element of the present invention;
fig. 11 is a side view of the low beam non-III area light in one embodiment of the low beam optical element of the present invention;
fig. 12 is a side view of the low beam III area of the low beam optical element of the present invention;
fig. 13 is a schematic diagram of the optical shape of the low beam optical element of the present invention;
FIG. 14 is a bottom view of FIG. 3;
fig. 15 is a schematic perspective view of another embodiment of the low beam optical element of the present invention;
fig. 16 is a schematic perspective view of another embodiment of the low beam optical element of the present invention;
FIG. 17 is an enlarged schematic view of FIG. 16 at D;
fig. 18 is a schematic perspective view of an embodiment of the vehicle lamp module according to the present invention;
fig. 19 is an exploded view of fig. 18.
Description of the reference numerals
1' III region forming structure 11 light incident part
12 light-passing part and 13 light-emitting part
131 near light cut-off line structure 14 mounting part
15 III-region Forming Structure 151 III-region optical channel
152III area light-emitting surface 1521 concave-convex structure
153 central axis of the extended reflection surface 16
21 lens 22 support
3 radiator 4 circuit board
5 screw 6 light source
a near light main light shape b near light III zone light shape
c passing light cut-off line
Detailed Description
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in fig. 3 and 5, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
As shown in fig. 3 to 7, a first aspect of the present invention provides a low beam optical element, including an incident portion 11, a light-passing portion 12 and a light-emitting portion 13 connected in sequence, where the incident portion 11 is configured to enable incident light to converge and emit to the light-passing portion 12, and the light-passing portion 12 is configured to enable incident light to be guided to emit from the light-emitting portion 13; the lower side of the light-passing portion 12 is provided with a III-zone forming structure 15, and the rear end of the III-zone forming structure 15 is connected to the light-entering portion 11 and extends from the light-entering portion 11 to the direction of the light-exiting portion 13, so that part of the light rays converged by the light-entering portion 11 can directly enter the III-zone forming structure 15 to form a low-beam III-zone light shape b.
The utility model discloses the III district that sets up forms 15 rear ends and links to each other with income light portion 11, and it can be with its partial light direct reflection that assembles to III district formation structure 15 in order to form short-distance beam III district light shape b that income light portion 11 can be, therefore the utility model discloses a III district formation structure 15 can directly utilize the light that income light portion 11 assembles, and the protrusion of III district formation structure 1 'shown in figure 1 sets up in the lower part plane of reflection of short-distance beam optical element, and the light that penetrates into III district formation structure 1' is the light that is used for forming the short-distance beam light shape below the cut-off line originally of light cup plane of reflection, therefore the utility model discloses compare available light with prior art more, thereby make through the utility model discloses a illuminance of III district formation structure 15 formation short-distance beam III district light shape b can satisfy the regulation requirement; in addition, by arranging the III-zone forming structure 15 to extend from the light incident portion 11 to the light exit portion 13, that is, the III-zone forming structure 15 has a certain length in the front-rear direction, and the light passes through the III-zone forming structure 15 having a certain length and is emitted, the adjustable parameters of the III-zone forming structure 15 are increased, and the flexibility of the III-zone light distribution can be improved.
Fig. 10 to 12 are schematic views illustrating the light direction of the low beam optical element of the present invention. Specifically, as shown in fig. 10 and 11, as shown in fig. 13, a part of the light converged by the light incident portion 11 enters the light passing portion 12 and is emitted to the lower area of the horizontal 0 degree line through the light emitting portion 13, another part of the light is emitted to the lower surface of the light passing portion 12 and is reflected by the lower surface of the light passing portion 12 and is emitted to the light emitting portion 13, and finally is emitted to the lower area of the horizontal 0 degree line through the light emitting portion 13, and a part of the light is emitted to the low-beam cut-off structure 131 located at the lower edge of the front end of the light emitting portion 13 and is emitted through the light emitting portion 13 to form a low-beam cut-off line c located near the horizontal 0 degree line, and the three parts of the light are overlapped to form a low-beam main light shape a having the low-beam cut-off line. As shown in fig. 12, a part of the light converged by the light incident portion 11 enters the III-zone forming structure 15, and is emitted to the upper region of the horizontal 0-degree line through the III-zone forming structure 15, thereby forming a low-beam III-zone light pattern b. The above-mentioned light beams are superposed together to finally form the near-light illumination light shape as shown in fig. 13.
Specifically, as shown in fig. 7 and 9, the III-zone forming structure 15 includes a III-zone optical channel 151 extending from the light incident portion 11 to the light exit portion 13, a front end surface of the III-zone optical channel 151 is a III-zone light exit surface 152, a rear end of the III-zone optical channel 151 is provided with an extended reflective surface 153, and the extended reflective surface 153 is formed by extending downward from an outer contour surface of the light incident portion 11. As shown in fig. 8, a portion of the light rays converged by the light incident portion 11 is emitted to the extended reflection surface 153, reflected by the extended reflection surface 153, emitted to the III-area light channel 151, and finally emitted through the III-area light emitting surface 152 after passing through the III-area light channel 151, and when passing through the III-area light channel 151, most of the light rays are directly emitted from the III-area light emitting surface 152, and a small portion of the light rays are emitted to the lower surface of the III-area light channel 151, and are continuously emitted forward through the III-area light emitting surface 152 after being reflected by the lower surface of the III-area light channel 151. Therefore, by arranging the III-zone light channel 151, light passes through the III-zone light channel 151 with a certain length and then is emitted from the III-zone light emitting surface 152, so that adjustable parameters of the III-zone forming structure 15 are increased, and the flexibility of light distribution in the III-zone can be improved.
In addition, as can be seen from the above description, in the light transmission process, some of the light rays converged by the light incident portion 11 are emitted to the lower surface of the light transmitting portion 12, and are reflected to the light emitting portion 13 through the lower surface of the light transmitting portion 12, and after the III-zone forming structure 15 is disposed under the light transmitting portion 12, the III-zone forming structure 15 reduces the area of the lower surface of the light transmitting portion 12 for reflecting the light rays, so that the directions of the some light rays are changed, and the light rays cannot be emitted from the light emitting portion 13, but are emitted from the III-zone forming structure 5, thereby reducing the light rays emitted from the light emitting portion 13, reducing the optical efficiency, and affecting the illuminance and uniformity of the main light shape a of the low beam, and therefore, the length of the III-zone forming structure 15 needs to not affect the reflection of the light rays of the low beam on the lower surface of the light transmitting portion 12 as much as possible under the premise of. Therefore, as shown in fig. 14, it is preferable that a distance between an intersection point of the central axis 16 of the low beam optical element and the front end surface of the III-zone forming structure 15, i.e., the III-zone light emitting surface 152, and the rear end surface of the light incident portion 11 is B, a distance between an intersection point of the central axis 16 of the low beam optical element and the front end surface of the light emitting portion 13 and the rear end surface of the light incident portion 11 is C, and B/C is equal to or less than 2/3. Therefore, the area of the III-zone forming structure 15 occupying the lower surface of the light-passing part 12 can be reduced as much as possible while ensuring the illuminance of the low-beam III-zone light pattern b, so that the influence on the reflection of the light of the low beam on the lower surface of the light-passing part 12 is reduced, the optical efficiency is improved, and the illuminance and the uniformity of the low-beam main light pattern a are ensured. More preferably, B/C is less than or equal to 3/5, and fig. 15 is a schematic structural view of the low beam optical element of the present invention when B/C is less than or equal to 3/5. In fig. 14, the number of the light incident portions 11 is 3, and the central axis 16 coincides with the optical axis of the light incident portion 11 located at the intermediate position.
Further, as shown in fig. 4, 14 to 17, the left and right side faces of the region III light tunnel 151 are each inclined inward gradually toward the front, that is, toward the central axis 16. Therefore, on the one hand, emergent light rays of the III-area light-emitting surface 152 can be more converged to meet the illumination requirement of the near-light III-area light shape b, on the other hand, the area of the III-area forming structure 15 occupying the lower surface of the light-passing part 12 can be reduced, the influence on the reflection of the near-light rays on the lower surface of the light-passing part 12 is reduced, the optical efficiency is improved, the quantity of the light rays which are reflected by the lower surface of the light-passing part 12 and finally emitted to the area below the horizontal 0-degree line is ensured, and the illumination and the uniformity of the near-light main light shape.
Alternatively, the III-region light exiting surface 152 may be a plane surface, a curved surface protruding forward, or a smooth curved surface with two sides bending forward. The light emitting surface 152 in the area III is preferably a smooth curved surface with two forward sides, which can reduce the influence on the reflection of the light of the near light on the lower surface of the light passing portion 12 and ensure the illumination of the light pattern b in the area III of the near light. Further, the light emitting surface 152 in the region III is provided with a concave-convex structure 1521, and the concave-convex structure 1521 may be a stripe concave-convex structure 1521 as shown in fig. 16 and 17, may be a grid concave-convex structure 1521, and may be a sawtooth concave-convex structure 1521. By providing the concave-convex structure 1521, the light emitted from the light-emitting surface 152 in the region III can be diffused, thereby improving the uniformity of the light shape b in the near-light region III.
In addition to the above embodiment, it is preferable that the light-passing part 12 is connected to a plurality of the light-entering parts 11 at the rear end thereof, and the light-entering parts 11 are sequentially arranged in the left-right direction and connected to the rear end of the III-zone forming structure 15, so that part of the light rays converged by the light-entering parts 11 can enter the III-zone forming structure 15. The rear end of the light-passing portion 12 is connected to the plurality of light-entering portions 11, and the outer contour surfaces of the plurality of light-entering portions 11 all extend downward to connect with the rear end of the light-passing portion 12, so that the rear end of the light-passing portion 12 forms a plurality of extended reflection surfaces 153, so that part of the light beams converged by each light-entering portion 11 all reach the extended reflection surfaces 153 formed by the respective extension, the light beams reflected by the respective extended reflection surfaces 153 all converge into the III-zone light channel 151, and the III-zone light-shape b is uniformly emitted from the III-zone light-emitting surface 152 to form the low-beam III-zone light-shape b.
Specifically, the light emergent portion 13 is a smooth curved surface with two sides bent forward for cooperating with the secondary optical element to form a clear low-beam main light shape a. A low-beam cut-off line structure 131 for forming a low-beam cut-off line c is disposed at the lower edge of the front end of the light outlet portion 13. The shape of the low-beam cut-off line structure 131 is adapted to the shape of the low-beam cut-off line c, and may be set to a shape having a left-right height difference, a straight shape, or other shapes meeting the lighting requirements according to the actual needs.
Specifically, the light incident portion 11 is a light-gathering cup structure, an outer contour surface of the light incident portion is a curved surface whose aperture increases gradually from rear to front, the light incident surface of the light incident portion may be a plane or a curved surface, and the light incident portion 112 may be a solid light-gathering cup structure; the light incident portion 112 may also be a light condensing cup structure having a concave cavity, wherein the light incident end is provided with a concave cavity, the opening of the concave cavity is opened backwards, and a protrusion protruding backwards is arranged in the concave cavity. Of course, the light incident portion 11 may have other structures, such as a curved surface structure protruding rearward or a cone structure.
Preferably, go into light portion 11 light portion 12 with go out light portion 13 is integrated into one piece, makes the utility model discloses short-distance beam optical element's the degree of integration is high, reduces the quantity of installation spare part, guarantees three's relative position precision, ensures the stability of light shape, and the machine-shaping of being convenient for.
Preferably, the rear end of the low-beam optical element is further provided with a mounting portion 14, and a mounting hole is formed in the mounting portion 14. By providing the mounting portion 14, the mounting of the inventive low-beam optical element is facilitated. Specifically, the left and right sides of passing light optical element rear end is integrated into one piece respectively has installation department 14, installation department 14 is the installation otic placode of turning over the book to the outside along left and right directions, is equipped with on the installation otic placode the mounting hole.
The utility model discloses the second aspect provides a car light module, as shown in fig. 18, fig. 19, including light source 6, lens 21 and first aspect the short-distance beam optical element, the short-distance beam optical element with lens 21 establishes in proper order on the outgoing direction of the light that light source 6 sent, just light source 6 with it corresponds the setting to go into light portion 11, the light warp that light source 6 sent the short-distance beam optical element jet to lens 21, and the warp lens 21 forms the light shape of short-distance beam after jets out. When the light incident portion 11 is provided in plurality, the number of the light sources 6 is the same as the number of the light incident portion 11, and the light sources 6 are provided in one-to-one correspondence with the light incident portion 11.
Through setting up first aspect dipped headlight car light optical element, the car light module is more, the grading flexibility ratio is high at available light when forming dipped headlight III district light shape b.
Preferably, the car light module further includes a heat sink 3, a circuit board 4 and a support portion 22 for supporting the lens 21, the support portion 22 is connected with the lens 21 and forms a cavity for accommodating the low beam optical element, the light source 6 is mounted on the circuit board 4, and the heat sink 3, the circuit board 4, the low beam optical element and the support portion 22 are sequentially and fixedly connected through a screw 5 or other fasteners.
Preferably, the support part 22 and the lens 21 are integrally formed, and the lens 21 is formed at the front end of the support part 22. The supporting portion 22 may be a transparent component with a light-shielding coating on the surface, or may be a non-transparent component, so as to reduce stray light emitted from the outside of the light-emitting surface of the lens 21 and avoid affecting the low-beam illumination effect.
The utility model discloses the third aspect provides a car light, including the second aspect car light module.
Through setting up the second aspect car light module, the car light is more, the grading flexibility ratio is high at available light when forming passing light III district light shape b.
The utility model discloses the fourth aspect provides a vehicle, including the third aspect car light.
The vehicle lamp of the vehicle can utilize more light rays and has high light distribution flexibility when forming a light shape b of a near light III area.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features.
In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (15)

1. A low-beam optical element, characterized by comprising an incident light part (11), a light-passing part (12) and an emergent light part (13) which are connected in sequence, wherein the incident light part (11) is arranged to enable incident light to be converged and emitted to the incident light part (12), and the light-passing part (12) is arranged to enable the incident light to be guided to be emitted from the emergent light part (13); and a III-zone forming structure (15) is arranged on the lower side of the light-passing part (12), the rear end of the III-zone forming structure (15) is connected with the light-entering part (11) and extends from the light-entering part (11) to the direction of the light-exiting part (13), so that part of light rays converged by the light-entering part (11) can directly enter the III-zone forming structure (15) to form a near-light III-zone light shape (b).
2. A low-beam optical element according to claim 1, wherein the zone-III forming structure (15) comprises a zone-III optical channel (151) extending from the light incident portion (11) to the light emergent portion (13), a front end surface of the zone-III optical channel (151) is a zone-III light emergent surface (152), a rear end of the zone-III optical channel (151) is provided with an extended reflective surface (153), the extended reflective surface (153) is formed by extending downward from an outer contour surface of the light incident portion (11), and a part of the light collected by the light incident portion (11) can be reflected to the zone-III optical channel (151) through the extended reflective surface (153) and emitted from the zone-III light emergent surface (152).
3. A low-beam optical element according to claim 2, wherein the zone III light exit surface (152) is a smooth curved surface with two sides curved forward.
4. A low-beam optical element according to claim 2, wherein a relief structure (1521) is provided on the zone III light exit surface (152).
5. A low-beam optical element according to claim 2, characterized in that the left and right lateral faces of the zone III light tunnel (151) are each inclined gradually inwards from rear to front.
6. A low-beam optical element according to claim 1, wherein a distance between an intersection point of the central axis (16) of the low-beam optical element with the front end face of the zone III forming structure (15) and the rear end face of the light entry portion (11) is B, a distance between an intersection point of the central axis (16) of the low-beam optical element with the front end face of the light exit portion (13) and the rear end face of the light entry portion (11) is C, and B/C is less than or equal to 2/3.
7. A low-beam optical element according to any one of claims 1 to 6, wherein a plurality of said light-entering portions (11) are connected to the rear end of said light-passing portion (12), and said zone III forming structure (15) is connected to the plurality of said light-entering portions (11) at the rear end thereof so that a portion of the light rays converged by the plurality of said light-entering portions (11) can enter said zone III forming structure (15).
8. A low-beam optical element according to any one of claims 1 to 6, wherein the light exit portion (13) is a smooth curved surface with two sides bent forward, and a low-beam cut-off line structure (131) for forming a low-beam cut-off line is provided at a lower edge of a front end of the light exit portion (13).
9. A low-beam optical element according to any one of claims 1 to 6, characterized in that the light entry portion (11) is a light-concentrating cup structure.
10. A low-beam optical element according to any one of claims 1 to 6, characterized in that the rear end of the low-beam optical element is further provided with a mounting portion (14), the mounting portion (14) being provided with a mounting hole.
11. A vehicle lamp module comprising a light source (6), a lens (21) and the low-beam optical element of any one of claims 1 to 10, wherein the low-beam optical element and the lens (21) are sequentially arranged in an outgoing direction of light emitted from the light source (6), and the light source (6) is arranged corresponding to the light incoming portion (11).
12. The vehicle lamp module according to claim 11, further comprising a heat sink (3), a circuit board (4), and a support portion (22) for supporting the lens (21), wherein the support portion (22) and the lens (21) are connected to form a cavity for accommodating the low beam optical element, the light source (6) is mounted on the circuit board (4), and the heat sink (3), the circuit board (4), the low beam optical element, and the support portion (22) are sequentially and fixedly connected.
13. The vehicle lamp module according to claim 12, wherein the support portion (22) and the lens (21) are integrally formed; the surface of the supporting part (22) is provided with a shading coating or the supporting part (22) is a light-tight part.
14. A vehicular lamp characterized by comprising the vehicular lamp module according to any one of claims 11 to 13.
15. A vehicle comprising the lamp of claim 14.
CN202022111752.9U 2020-09-23 2020-09-23 Low-beam optical element, car lamp module, car lamp and car Active CN213395132U (en)

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