CN223448196U

CN223448196U - Light-emitting structure, front-end light-emitting module and vehicle

Info

Publication number: CN223448196U
Application number: CN202423116128.2U
Authority: CN
Inventors: 王梦辰
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2024-12-17
Filing date: 2024-12-17
Publication date: 2025-10-17
Anticipated expiration: 2034-12-17

Abstract

The present invention provides a light-emitting structure, a front-end light-emitting module and a vehicle, and belongs to the technical field of vehicle light-emitting structures. In the light-emitting structure provided by the present invention, the astigmatism teeth of the inner lens plate can not only diverge the light emitted by the light source to form a uniform light spot, but also adjust the propagation direction of the light so that it is emitted from the light outlet hole of the light-isolating bracket, thereby achieving uniform illumination of the light, greatly improving the light crosstalk ratio of the dark/bright area, helping to improve the light efficiency and reduce glare, making the light brighter and softer, so as to improve the visual comfort of the driver and passengers; the light-isolating strips provided with the light-isolating bracket are used to enclose a light-isolating space corresponding to a single light source, thereby ensuring the separate dispersion of light from a single light source, ensuring the uniformity of light dispersion, and reducing the light crosstalk problem in the dark/bright area.

Description

Light emitting structure, front end light emitting module and vehicle

Technical Field

The utility model belongs to the technical field of light-emitting structures, and particularly relates to a light-emitting structure, a front-end light-emitting module and a vehicle.

Background

With the demand of automobile intellectualization, automobile exterior trim is developed from traditional decorative parts to integrated intelligent elements. In order to ensure the visual effect of the luminous decoration, most of luminous structures can use light-equalizing pieces, light-equalizing outer covers or light-guiding strips and other light-equalizing parts, so that light rays are brighter and softer, the brightness and the transparency of the light are ensured, and the visual effect of the luminous decoration is improved.

In the prior art, although the light-equalizing elements such as the light-equalizing plate or the light-guiding strip are adopted in the exterior light-emitting element, the light control effect is limited, the light-equalizing element does not have an accurate light beam orientation function, the glare control capability is weaker, meanwhile, the light channeling in a dark/bright area is poorer, and the light leakage defect is caused by close-range viewing.

Disclosure of utility model

The utility model aims to provide a light-emitting structure, a front-end light-emitting module and a vehicle, which can effectively change the refraction angle of a light source, soften scattered light rays and improve the visual comfort of passengers.

In order to achieve the above purpose, the technical scheme adopted by the utility model is that the light-emitting structure comprises a lamp panel, an inner lens panel and a light-isolating support, wherein the lamp panel, the inner lens panel and the light-isolating support are sequentially arranged from back to front, a light source is arranged on the front side wall of the lamp panel, light-diffusing teeth for diffusing light are arranged on the inner lens panel, the light-diffusing teeth are positioned on one side of the inner lens panel adjacent to the lamp panel, and a light-emitting hole for outwards emitting the light is formed in the light-isolating support.

In one possible implementation, the light blocking support includes a front plate body and a light blocking strip plate, the light outlet hole is arranged to penetrate through the front plate body, and the light blocking strip plate is connected to the rear side of the front plate body and is perpendicular to the front plate body.

In some embodiments, the light isolation strip board is provided with a plurality of light isolation spaces which are enclosed on the periphery of the single beam of light, and the light outlet holes are arranged in one-to-one correspondence with the light isolation spaces.

In one possible implementation, the inner lens plate is provided with a plug-in groove with a forward opening, and the light isolation strip plate is in plug-in fit with the plug-in groove.

In one possible implementation manner, the inner lens plate protrudes to the periphery and is arranged on the light-isolating support, and a sealing ring is embedded on the front end face of the inner lens plate, and is positioned on the periphery of the light-isolating support and used for being abutted with the rear side wall of the light-transmitting skin.

Compared with the prior art, the light-emitting structure provided by the embodiment of the application has the advantages that the light-diffusing teeth of the inner lens plate can not only diffuse the light emitted by the light source to form uniform light spots, but also adjust the propagation direction of the light to enable the light to be emitted from the light-emitting holes of the light-isolating support, so that the uniform irradiation of the light is realized, the light-channeling ratio of dark/bright areas is greatly improved, the light efficiency is improved, the glare is reduced, the light is brighter and softer, and the visual comfort of drivers and passengers is improved.

The utility model also provides a front-end light-emitting module, which comprises a light-transmitting skin, a light-emitting structure and a lamp shell, wherein the light-transmitting skin, the light-emitting structure and the lamp shell are sequentially arranged from back to front, the light-transmitting skin comprises a light-transmitting substrate and a light-isolating coating layer coated on the light-transmitting substrate, light-transmitting holes corresponding to the front and back of the light-emitting holes are formed in the light-isolating coating layer, light-transmitting areas corresponding to the light-transmitting holes are formed in the light-transmitting substrate, and the lamp shell is connected with the light-emitting structure.

The light-emitting module is simple in structure, convenient to install, good in light transmittance, capable of improving light efficiency and reducing glare, and capable of enabling light to be brighter and softer so as to improve visual comfort of drivers and passengers.

In one possible implementation, the light-transmitting substrate is provided with an engraving pattern in the light-transmitting region, the engraving pattern being used to form the light-emitting pattern.

In one possible implementation, the light-blocking support is connected to the lamp housing by a connecting piece, which extends through the inner lens plate and the lamp plate and is screwed to the lamp housing.

In one possible implementation manner, a connection boss protruding forward is arranged on the lamp housing, a threaded sleeve in threaded connection with the connecting piece is arranged on the connection boss, and a countersunk hole for the connecting piece to penetrate is arranged on the light isolation support.

The utility model also provides a vehicle, which comprises the front-end light-emitting module. According to the vehicle, the front-end light-emitting module is arranged, so that the light transmittance of light can be effectively improved, the light is brighter and softer, the power consumption of the vehicle is reduced, and a good energy-saving effect is achieved.

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 or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a front view of a light emitting structure according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of A-A of FIG. 1 in accordance with an embodiment of the present utility model;

FIG. 3 is a schematic view of the structure of the part B-B in FIG. 1 (omitting the light shielding bracket) according to the embodiment of the present utility model;

Fig. 4 is an exploded view of a light emitting structure according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a partial enlarged structure of I in FIG. 4 according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a partial enlarged structure of II in FIG. 4 according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a partial enlarged structure of III in FIG. 4 according to an embodiment of the present utility model;

Fig. 8 is a schematic view of a partially enlarged structure of another angle of a light-shielding bracket according to an embodiment of the present utility model.

Wherein, each reference sign in the figure:

1. The LED lamp comprises a lamp panel, 11 parts of a light source, 2 parts of an inner lens panel, 21 parts of light scattering teeth, 22 parts of a plugging groove, 3 parts of a light isolation bracket, 31 parts of a front panel body, 32 parts of a light isolation slat, 33 parts of a light outlet hole, 34 parts of a light isolation space, 35 parts of a countersunk hole, 4 parts of a sealing ring, 5 parts of a light transmission skin, 51 parts of a light transmission area, 6 parts of a lamp housing, 61 parts of a connecting boss, 62 parts of a screw sleeve.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

In the claims, the specification and the drawings of the utility model, the terms "front" and "rear" are the same as the front and rear directions of the vehicle body, the terms "left" and "right" are the same as the left and right directions of the vehicle body, the terms "upper" and "lower" are the same as the up and down directions of the vehicle body, the terms "inner" refer to the direction facing the central axis of the vehicle body, and the terms "outer" refer to the direction facing away from the central axis of the vehicle body, wherein the central axis of the vehicle body is parallel to the front and rear directions of the vehicle body. The use of the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "clockwise," "counterclockwise," "high," "low," etc. to indicate a position or a positional relationship is based on the position and positional relationship shown in the drawings, unless otherwise explicitly defined, and is merely for convenience of description and to simplify the description, as opposed to indicating or implying that the apparatus or elements so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the specific scope of the utility model.

Referring to fig. 1 to 8, a light emitting structure, a front end light emitting module and a vehicle provided by the present utility model will now be described. The luminous structure comprises a lamp panel 1, an inner lens panel 2 and a light isolation support 3 which are sequentially arranged from back to front, wherein a light source 11 is arranged on the front side wall of the lamp panel 1, light scattering teeth 21 used for scattering light are arranged on the inner lens panel 2, the light scattering teeth 21 are positioned on one side, adjacent to the lamp panel 1, of the inner lens panel 2, and a light outlet hole 33 for outward emission of the light is formed in the light isolation support 3.

Compared with the prior art, the light emitting structure provided by this embodiment, the light scattering teeth 21 of the inner lens plate 2 not only can scatter the light emitted by the light source 11 to form uniform light spots, but also can adjust the propagation direction of the light to make the light emitted from the light emitting holes 33 of the light isolation support 3, so as to realize uniform irradiation of the light, greatly improve the light channeling ratio of dark/bright areas, facilitate improving the light efficiency and reducing glare, and make the light brighter and softer, so as to improve the visual comfort of drivers and passengers.

In this embodiment, the light is refracted by the light-diffusing teeth 21 disposed at the rear side of the inner lens plate 2, and the tooth shape angle and size of the light-diffusing teeth 21 should be adjusted according to the emission angle and the radiation area of the light, so that the light is scattered into uniform light spots and the propagation direction is changed, so as to greatly improve the light-channeling ratio of dark/bright areas and effectively prevent the light-channeling problem. The inner lens plate 2 can be arranged at the positions of the light scattering teeth 21 according to the arrangement requirement of the light source 11, and the light can be scattered by the light scattering teeth 21 and is scattered to a designated area through the light emitting holes 33.

Specifically, the light diffusing teeth 21 of the inner lens plate 2 are of a zigzag structure protruding to one side of the light source 11, and are used for controlling light distribution, and have the dual functions of forming light spots by scattered light and changing the light propagation direction, so that glare can be reduced, and haze can be improved. Compared with the traditional light homogenizing plate, the arrangement of the inner lens plate 2 can improve the light transmittance by 20%, the brightness of the light source 11 is improved to 1600-2000nit from the original 1400nit, the channeling ratio is improved to 95:1 from the original 56:1, the uniformity of light is good, the problem that a black frame exists at the edge position of the traditional light-emitting structure is avoided, the power consumption of the light source 11 is enabled to be smaller than 0.07 watt under the condition of ensuring the same brightness level, the whole lamp power is smaller than 56 watt, the power consumption of the whole lamp power is far smaller than the power consumption of 80 watt of the traditional whole lamp, and the energy consumption of 30% can be saved.

In some possible implementations, the characteristic light-blocking bracket 3 adopts a structure as shown in fig. 2, 4, 7 and 8. Referring to fig. 2, 4, 7 and 8, the light blocking bracket 3 includes a front plate body 31 and a light blocking strip plate 32, the light emitting hole 33 is provided through the front plate body 31, and the light blocking strip plate 32 is connected to the rear side of the front plate body 31 and is provided perpendicular to the front plate body 31. The light-shielding strips 32 are provided in a plurality, and the light-shielding strips 32 can form light-shielding spaces 34 surrounding the periphery of the single beam of light, and the light-emitting holes 33 are arranged in one-to-one correspondence with the light-shielding spaces 34.

In this embodiment, the light blocking bracket 3 is formed by combining a front plate 31 and a light blocking plate 32, and the light blocking plate 32 is perpendicular to the front plate 31 and is connected to the rear side of the front plate 31. The light-isolating strip plates 32 can be arranged transversely, longitudinally or obliquely, and can be enclosed to form light-isolating spaces 34 corresponding to the single light sources 11, so that light emitted by the single light sources 11 can be emitted through the corresponding light-isolating spaces 34 and diverged through the light-emitting holes 33, the light-isolating strip plates have good light-isolating efficiency, the independent light emission of the single light sources 11 is ensured, the uniformity of light dispersion is ensured, and the problem of light channeling in dark/bright areas is reduced.

In some possible implementations, the intra-feature lens plate 2 described above adopts the structure shown in fig. 2, 4, and 6. Referring to fig. 2, 4 and 6, the inner lens plate 2 is provided with a forwardly opened insertion groove 22, and the light blocking strip 32 is inserted into the insertion groove 22. The extension and layout modes of the inserting grooves 22 and the light isolation strips 32 are consistent, so that the stability of the relative positions between the light isolation strips 32 and the lamp panel 1 is ensured, the light isolation space 34 is effectively corresponding to the light rays of the single light source 11, and the stable light emitting effect is ensured. The above-mentioned grafting mode can realize the effective closure in light-proof space 34, and then avoids revealing and extravagant of light, makes light can fully pass through light-emitting hole 33 outwards to scatter.

Specifically, the thickness of the end of the light isolation strip plate 32 close to the lamp panel 1 is smaller than that of the end far away from the lamp panel 1, meanwhile, the inner width of the plug-in groove 22 is smaller than that of the opening, and the thickness and the width change trend are convenient for the light isolation strip plate 32 to form a guiding effect when being inserted into the plug-in groove 22, so that the plug-in efficiency is improved, and the plug-in precision is ensured.

In some possible implementations, the intra-feature lens plate 2 described above adopts a structure as shown in fig. 4 and 6. Referring to fig. 4 and 6, the inner lens plate 2 is protruded from the light-shielding bracket 3 to the outer periphery, a sealing ring 4 is embedded on the front end surface of the inner lens plate 2, and the sealing ring 4 is located on the outer periphery of the light-shielding bracket 3 and is used for abutting against the rear side wall of the light-transmitting skin 5.

In this embodiment, the sealing ring 4 is embedded on the front side wall of the inner lens plate 2, the front end surface of the inner lens plate 2 is provided with a circumferentially extending embedded groove, the sealing ring 4 is installed in the embedded groove and protrudes outwards from the front end surface of the inner lens plate 2, so that an abutting sealing effect can be formed with the rear side wall of the light-transmitting skin 5, and the loss caused by the outward Zhou Fasan of light rays emitted by the inner lens plate 2 is avoided.

Further, the sealing ring 4 extends along the circumferential direction and is sealed into a ring structure, so that the sealing ring has a good sealing effect, external impurities and mosquitoes can be effectively prevented from entering the light isolation support 3 to affect smooth emission of light, and good light transmittance is ensured.

Based on the same inventive concept, the embodiment of the application further provides a front-end light-emitting module, wherein the front-end light-emitting module comprises a light-transmitting cover 5, a light-emitting structure and a lamp shell 6, which are sequentially arranged from back to front, the light-transmitting cover 5 comprises a light-transmitting base material and a light-isolating coating layer coated on the light-transmitting base material, light-transmitting holes corresponding to the light-emitting holes 33 are formed in the light-isolating coating layer, light-transmitting areas 51 corresponding to the light-transmitting holes are formed in the light-transmitting base material, and the lamp shell 6 is connected with the light-emitting structure. The light-emitting module is simple in structure, convenient to install, good in light transmittance, capable of improving light efficiency and reducing glare, and capable of enabling light to be brighter and softer so as to improve visual comfort of drivers and passengers.

In this embodiment, the lamp housing 6 is connected to the rear side of the light emitting structure, and may be connected to the vehicle body structure through the lamp housing 6. The light that the luminous structure sent out can outwards be launched through printing opacity covering 5, and printing opacity covering 5 adopts printing opacity substrate and the form that separates the combination of light coating layer, and the printing opacity substrate is transparent material, separates the light coating layer and sets up on the inside wall or the lateral wall of printing opacity substrate, separates the setting of light coating and can separate the light and block, and the light trap on the light coating layer corresponds with light outlet 33 front and back, satisfies the emission demand of light, and then makes the light outwards launch through the printing opacity region 51 on the printing opacity substrate.

Specifically, the light-insulating coating layer is arranged to shield a part of the area of the light-transmitting substrate, the light-insulating coating layer is arranged on the rear side wall of the light-transmitting substrate, namely, on one side close to the light-emitting structure, the light-insulating coating layer is provided with light-transmitting holes which correspond to the light-emitting holes 33 in front-back for light to be emitted, and the area of the light-transmitting substrate, which is not provided with the light-insulating coating layer, forms a light-transmitting area 51 (namely, the area corresponding to the light-transmitting substrate and the light-transmitting holes) so that light can be emitted smoothly from the light-transmitting area 51.

The light-transmitting base material is made of a light-transmitting PP-M10 material, and has high light transmittance and good energy absorption. The PP material has high bending modulus and good toughness, and can well absorb collision energy after low-speed collision, thereby protecting the safety of pedestrians. The light-transmitting skin 5 is integrally designed, has no hole characteristic, eliminates the matching risk of the position gap and the surface difference of the front-end light-emitting module, and improves the aesthetic property of the external structure of the vehicle body.

In some possible implementations, the light-transmitting substrate is provided with an engraving pattern located in the light-transmitting region 51, and the engraving pattern is used to form a light-emitting pattern. According to the setting requirement of the front-end light-emitting module, the light-transmitting area 51 of the light-transmitting substrate can be provided with carving patterns, and when light rays are emitted outwards, the carving patterns can form light-emitting patterns, so that the light-emitting patterns have good visual aesthetic property, and the technical sense and the aesthetic property of a vehicle are improved.

In one possible implementation, the light-blocking support 3 is connected to the lamp housing 6 by means of a connecting piece which is arranged through the inner lens plate 2 and the lamp housing 1 and is screwed to the lamp housing 6.

In the present embodiment, the light blocking strip 32 of the light blocking bracket 3 can be inserted into the insertion groove 22 of the inner lens plate 2, so that the vertical and horizontal positions of the light blocking bracket 3 and the inner lens plate 2 are effectively limited. The connecting piece runs through the light isolation support 3, the inner lens plate 2 and the lamp panel 1 and is connected with the lamp housing 6 at the rear part, the front and rear positions of the light isolation support 3 and the inner lens plate 2 are further locked, the light isolation support 3, the inner lens plate 2, the lamp panel 1 and the lamp housing 6 are connected into a whole, and the reliability of structural connection is ensured.

In one possible implementation, referring to fig. 4, 5 and 7, the lamp housing 6 is provided with a connection boss 61 protruding forward, the connection boss 61 is provided with a threaded sleeve 62 screwed with the connection member, and the light-shielding bracket 3 is provided with a countersink 35 for the connection member to pass through.

In this embodiment, by arranging the counter bore 35 on the light-insulating support 3, the end part of the connecting piece can be effectively accommodated, the connecting piece is prevented from protruding forward from the front end surface of the light-insulating support 3, and the flatness of the front end surface of the light-insulating support 3 is ensured. The lamp housing 6 can be provided with a connecting boss 61 protruding forwards, an opening forward threaded hole is formed in the connecting boss 61, and the connecting piece is a threaded connecting piece and can be in threaded fit with the threaded hole, so that the light-isolating support 3, the inner lens plate 2, the lamp panel 1 and the lamp housing 6 can be effectively connected.

Based on the same inventive concept, the embodiment of the application also provides a vehicle, which comprises a front-end light-emitting module. According to the vehicle, the front-end light-emitting module is arranged, so that the light transmittance of light can be effectively improved, the light is brighter and softer, the power consumption of the vehicle is reduced, and a good energy-saving effect is achieved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. The light-emitting structure is characterized by comprising a lamp panel (1), an inner lens panel (2) and a light-isolating support (3) which are sequentially arranged from back to front, wherein a light source (11) is arranged on the front side wall of the lamp panel (1), light-diffusing teeth (21) used for diffusing light are arranged on the inner lens panel (2), the light-diffusing teeth (21) are positioned on one side, adjacent to the lamp panel (1), of the inner lens panel (2), and a light-emitting hole (33) used for outwards emitting light is formed in the light-isolating support (3).

2. The light emitting structure according to claim 1, wherein the light blocking bracket (3) comprises a front plate body (31) and a light blocking strip plate (32), the light emitting hole (33) is arranged to penetrate through the front plate body (31), and the light blocking strip plate (32) is connected to the rear side of the front plate body (31) and is arranged perpendicular to the front plate body (31).

3. The light emitting structure according to claim 2, wherein a plurality of light shielding strips (32) are provided, the light shielding strips (32) can form light shielding spaces (34) surrounding the periphery of the single beam of light, and the light emitting holes (33) are arranged in one-to-one correspondence with the light shielding spaces (34).

4. A light-emitting structure according to claim 2, characterized in that the inner lens plate (2) is provided with a forwardly open socket (22), and the light-blocking strip (32) is in socket engagement with the socket (22).

5. The light-emitting structure according to claim 1, wherein the inner lens plate (2) is arranged to protrude from the light-blocking support (3) toward the outer periphery, a sealing ring (4) is embedded on the front end surface of the inner lens plate (2), and the sealing ring (4) is positioned on the outer periphery of the light-blocking support (3) and is used for abutting against the rear side wall of the light-transmitting skin (5).

6. Front-end light-emitting module, its characterized in that includes from the back forward setting gradually printing opacity covering (5), the luminous structure of any one of claims 1-5 and lamp body (6), printing opacity covering (5) include printing opacity substrate and coat in light-proof coating layer on the printing opacity substrate, be equipped with on the light-proof coating layer with the light-emitting hole (33) front and back correspond the light trap, be formed with on the printing opacity substrate with light-transmitting region (51) that the light trap corresponds the setting, lamp body (6) with luminous structure links to each other.

7. The front-end lighting module according to claim 6, characterized in that the light-transmitting substrate is provided with an engraving pattern in the light-transmitting area (51) for forming a lighting pattern.

8. Front-end lighting module according to claim 6, characterized in that the light-insulating holder (3) is connected to the lamp housing (6) by means of a connecting piece which is arranged through the inner lens plate (2) and the lamp plate (1) and is screwed to the lamp housing (6).

9. Front-end lighting module according to claim 8, characterized in that the lamp housing (6) is provided with a forwardly protruding connection boss (61), the connection boss (61) is provided with a threaded sleeve (62) in threaded connection with the connection piece, and the light-insulating support (3) is provided with a countersunk hole (35) for the connection piece to pass through.

10. A vehicle, characterized in that it comprises a front-end lighting module as claimed in any one of claims 6-9.