CN220355224U

CN220355224U - Automobile headlamp and automobile

Info

Publication number: CN220355224U
Application number: CN202322136527.4U
Authority: CN
Inventors: 罗业城; 林小平
Original assignee: Foshan Chiming Technology Co ltd
Current assignee: Foshan Chiming Technology Co ltd
Priority date: 2023-08-09
Filing date: 2023-08-09
Publication date: 2024-01-16
Anticipated expiration: 2033-08-09

Abstract

The utility model discloses an automobile headlamp and an automobile, wherein the automobile headlamp comprises a lamp housing, and a lamp shade assembled with the lamp housing to form a containing cavity, and the automobile headlamp further comprises: the circuit board is arranged at the bottom of the accommodating cavity, and a plurality of LED lamp beads are arranged on the circuit board; the light-transmitting seat is arranged on the circuit board, and is provided with a light-gathering piece and a light-dispersing piece which are contacted with the LED lamp beads and used for gathering or dispersing light beams emitted by the LED lamp beads; the lens plate is arranged on one side, far away from the circuit board, of the light-transmitting seat and comprises an annular lens arranged on the periphery of the light-transmitting seat and used for condensing the automobile headlamp; the support frame is arranged outside the lamp housing and used for adjusting the irradiation direction of the automobile headlamp. Compared with the prior art, the automotive headlamp provided by the application promotes the irradiation distance and the irradiation area.

Description

Automobile headlamp and automobile

Technical Field

The utility model relates to the field of lamps, in particular to an automobile headlamp and an automobile.

Background

Automotive headlamps are important lighting devices for safe driving of automobiles, and have an important role in improving driving safety at night or in environments with low visibility. However, when the automotive headlamp in the prior art illuminates a road ahead, the range is often not far enough, and a driver cannot be provided with enough far vision; meanwhile, the illuminated area is limited, and the front road cannot be covered completely, so that driving safety hazards can be caused in some areas with complex environments and changeable road conditions, such as mountain areas, highways and the like. In addition, the lighting effect of the existing automobile headlamp in the rainy and foggy weather can be greatly reduced, and the driving safety is further influenced. Therefore, how to increase the illumination distance and coverage area of the automotive headlamp to improve the driving safety is a problem to be solved in the technical field of the current automotive illumination.

Disclosure of Invention

Aiming at the problem that the illumination distance and coverage area of an automobile headlamp in the prior art are insufficient, the utility model provides an automobile headlamp and an automobile.

The technical scheme of the utility model is that the automobile headlamp comprises a lamp housing, a lamp shade assembled with the lamp housing to form a containing cavity, and further comprises:

the circuit board is arranged at the bottom of the accommodating cavity, and a plurality of LED lamp beads are arranged on the circuit board;

the light-transmitting seat is arranged on the circuit board, and is provided with a light-gathering piece and a light-dispersing piece which are contacted with the LED lamp beads and used for gathering or dispersing light beams emitted by the LED lamp beads;

the lens plate is arranged on one side, far away from the circuit board, of the light-transmitting seat and comprises an annular lens arranged on the periphery of the light-transmitting seat and used for condensing the automobile headlamp;

the support frame is arranged outside the lamp housing and used for adjusting the irradiation direction of the automobile headlamp.

Further, the light-gathering piece is a light-gathering cup arranged on the light-transmitting seat, the light-scattering piece is a light-scattering cup arranged on the periphery of the light-transmitting seat, and the light-gathering cup is surrounded by the light-scattering cup.

Further, the bottom of spotlight cup is provided with the opening that holds LED lamp pearl, spotlight cup's inner wall is smooth drum for increase the irradiation distance of car head-light.

Further, the bottom of the light scattering cup is provided with an opening for accommodating the LED lamp beads, and the inner wall of the light scattering cup is provided with a plurality of threads to form a plurality of arc reflecting surfaces for increasing the irradiation area of the automobile headlamp.

Further, the light-transmitting seat is provided with a strip-shaped through hole in the middle, and the light-transmitting seat is prevented from being arranged on the outermost ring of the circuit board.

Further, the lens plate further comprises a strip-shaped lens arranged in the middle of the annular lens and matched with the strip-shaped through hole, and a convex lens attached to the annular lens and used for enhancing the condensing effect.

Further, the support frame is movably connected to the lamp housing through a screw, and the lamp housing drives the automobile headlamp to move when moving on the support frame.

Further, an installing table distributed along the inner wall of the accommodating cavity is arranged at the opening of the accommodating cavity, the lampshade is a transparent plate without a frame, and the lampshade is fixed on the installing table through glue and is used for increasing the light-transmitting surface of the automobile headlamp;

and the lampshade is also provided with a clamping groove matched with the lens plate and used for fixing the lampshade and the lens plate.

Further, a heat dissipation structure is arranged on the lamp housing and comprises vent holes communicated with the inside and the outside of the lamp housing and fins arranged on the lamp housing.

The application also discloses an automobile, the automobile has foretell automobile head lamp.

Compared with the prior art, the utility model has at least the following beneficial effects:

1. when the road in front is illuminated, the range is farther, and the driver can be provided with a farther sight.

2. The illuminated area is also enlarged, and the road in front can be covered comprehensively, so that the driving safety is improved in areas with complex environment and changeable road conditions, such as mountain areas, highways and the like.

3. The lighting effect in the rainy and foggy weather can be improved, and the safety of the driving process is further improved.

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 an explosive structure according to the present utility model;

FIG. 2 is a top view of a transparent base of the present utility model;

FIG. 3 is a schematic view of a light-transmitting base of the present utility model;

FIG. 4 is a schematic view of a lens plate structure according to the present utility model;

FIG. 5 is a schematic diagram of the front structure of the lamp housing according to the present utility model;

fig. 6 is a schematic diagram of the front structure of the lampshade of the present utility model;

FIG. 7 is a schematic view of the reverse structure of the lampshade of the present utility model;

fig. 8 is a schematic view of the reverse structure of the lamp housing of the present utility model.

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.

Thus, reference throughout this specification to one feature will be used in order to describe one embodiment of the utility model, not to imply that each embodiment of the utility model must be in the proper motion. Furthermore, it should be noted that the present specification describes a number of features. Although certain features may be combined together to illustrate a possible system design, such features may be used in other combinations not explicitly described. Thus, unless otherwise indicated, the illustrated combinations are not intended to be limiting.

The principles and structures of the present utility model are described in detail below with reference to the drawings and the examples.

An automotive headlamp comprising a lamp housing 1, and a lamp housing 2 assembled with the lamp housing 1 to form a receiving cavity, further comprising:

the circuit board 3 is arranged at the bottom of the accommodating cavity, and a plurality of LED lamp beads are arranged on the circuit board 3;

the light-transmitting seat 4 is arranged on the circuit board 3, and the light-gathering piece 41 and the light-dispersing piece 42 which are contacted with the LED lamp beads are arranged on the light-transmitting seat 4 and are used for gathering or dispersing light beams emitted by the LED lamp beads;

a lens plate 5 disposed on a side of the light-transmitting base 4 away from the circuit board 3, the lens plate 5 including a ring-shaped lens 51 disposed on the periphery of the light-transmitting base 4 for condensing light of the automotive headlamp;

and a support frame 6 provided outside the lamp housing 1 for adjusting the irradiation direction of the automotive headlamp.

In a specific embodiment, as shown in fig. 1, the automotive headlamp provided by the application comprises a lamp housing 1, a lamp shade 2, a circuit board 3, a light-transmitting seat 4, a lens plate 5 and a supporting frame 6. The lamp housing 1 is a housing of an automotive headlamp and is composed of a metallic material, specifically ADC12 aluminum alloy, for protecting the internal components of the headlamp.

The lamp shade 2 is assembled with the lamp housing 1 in a matched mode to form a containing cavity so as to protect internal components such as the LED lamp beads and the light-transmitting seat 4 from being influenced by external dust, rainwater and other foreign matters, and the functions of dust prevention and water prevention are achieved. The circuit board 3 is an important component of the automotive headlamp and is mounted at the bottom of the receiving cavity. A plurality of LED beads are provided on the circuit board 3, and light beams emitted after the LED beads are energized are used as light sources of the automobile headlamp. The light-transmitting seat 4 is arranged above the circuit board 3 and is used for adjusting the shape and the direction of the light beam emitted by the LED lamp bead. The light-transmitting base 4 is provided with a light-gathering member 41 and a light-diffusing member 42 which are in contact with the LED lamp beads, and the light-gathering member 41 and the light-diffusing member 42 are used for adjusting the gathering or the divergence of the light beam. The lens plate 5 is disposed on a side of the light-transmitting base 4 away from the circuit board 3, and is an optical component for further adjusting the light-emitting effect of the automotive headlamp. The lens plate 5 comprises an annular lens 51 arranged on the periphery of the light-transmitting seat 4, and the annular lens 51 can be used for condensing light of the LED lamp beads which are not covered by the light-transmitting seat 4 on the circuit board 3. The support frame 6 is provided outside the lamp housing 1 for supporting and adjusting the irradiation direction of the automotive headlamp. The support 6 is usually made of metal or plastic, and the irradiation direction of the automotive headlamp can be changed by adjusting the support 6.

In general, the use of LED beads can provide higher brightness and longer operating life for automotive headlamps; the design of the light-transmitting seat 4 and the lens plate 5 can control the shape and the direction of light beams, so that the lighting effect and the driving safety of the headlamp are improved; the irradiation direction of the head lamp can be conveniently adjusted through the support frame 6, so that the head lamp is suitable for different driving requirements and road conditions; the design of the lamp housing 1 and the lamp housing 2 protects the internal components and improves the robustness and durability of the headlamp

Further, the light collecting member 41 is a light collecting cup attached to the light transmitting base 4, and the light diffusing member 42 is a light diffusing cup attached to the peripheral side of the light transmitting base 4, the light diffusing cup surrounding the light collecting cup.

Further, the bottom of spotlight cup is provided with the opening that holds the LED lamp pearl, and the inner wall of spotlight cup is smooth drum for increase the irradiation distance of car head-light.

In a specific embodiment, as shown in fig. 2 and 3, the light collecting cup is an optical component, and is mounted on the light-transmitting base 4, so as to collect the light beam emitted by the LED lamp bead. The bottom of spotlight cup is provided with an opening for hold LED lamp pearl. The inner wall of the light-gathering cup is a smooth cylinder, and the design can reduce reflection and scattering of light rays to the greatest extent, so that the irradiation distance of the automobile headlamp is increased.

The light scattering cup is another optical component and is arranged on the periphery side of the light transmission seat 4 and used for scattering light beams emitted by the LED lamp beads. The bottom of the diffusion cup is also provided with an opening for accommodating the LED lamp beads. The inner wall of the light scattering cup is provided with a plurality of threads, and the threads enable the inner wall of the light scattering cup to form a plurality of arc-shaped reflecting surfaces, so that light rays can be reflected and dispersed in the light scattering cup, and the irradiation area of the automobile headlamp is increased.

Here, the light beam in the middle of the automobile headlamp irradiates farther under the action of the light-gathering cup by the design that the light-gathering cup is enclosed by the light-gathering cup, and the light beam at the edge diverges under the action of the light-gathering cup, so that the coverage area of the lamplight is increased.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Further, the strip-shaped through hole 43 is formed in the middle of the light-transmitting seat 4, and the light-transmitting seat 4 is arranged to avoid the LED lamp beads on the outermost ring of the circuit board 3.

Further, the lens plate 5 further includes a strip lens 52 provided in the middle of the annular lens 51 to match the strip through hole 43, and a convex lens attached to the annular lens 51 for enhancing the condensing effect.

In a specific embodiment, as shown in fig. 2 and 4, the transparent base 4 is provided with a bar-shaped through hole 43 in the middle, and the through hole passes through the light beam emitted by the LED lamp bead in the center of the circuit board 3. The area of the circuit board 3 is larger than that of the light-transmitting seat 4, so that the light beams emitted by the LED lamp beads arranged on the outermost ring of the circuit board 3 are directly irradiated onto the annular lens 51 without passing through the light-transmitting seat 4. The lens plate 5 further includes a strip lens 52 disposed in the middle of the annular lens 51 to match the strip through hole 43, and a convex lens attached to the annular lens 51. The arrangement of the lenses can further enhance the condensing effect and lead the light to be more intensively radiated forward. The strip lens 52 corrects the scattering of part of the light so that it is more concentrated in the front, and the convex lens increases the refraction and reflection of the light so as to enhance the condensing effect, so that the light beam emitted from the annular lens 51 and the strip lens 52 is different from the light beam passing through the light scattering cup and the condensing cup, and functions as a position lamp. Through these designs to improve the lighting effect of car head-light, improve driving safety.

Further, the support frame 6 is movably connected to the lamp housing 1 through a screw, and the lamp housing 1 drives the automobile headlamp to move when moving on the support frame 6.

In a specific embodiment, as shown in fig. 1, when the lamp housing 1 moves on the supporting frame 6, not only the lamp housing itself rotates, but also other components such as the circuit board 3, the light-transmitting base 4, the lens plate 5 and the like are driven to move together. The movement can change the irradiation direction and angle of the automobile headlamp, thereby meeting the illumination requirements of different scenes.

Further, an installation table 11 distributed along the inner wall of the accommodating cavity is arranged at the opening of the accommodating cavity, the lampshade 2 is a transparent plate without a frame, and the transparent plate is fixed on the installation table 11 through glue and is used for increasing the light-transmitting surface of the automobile headlamp;

the lampshade 2 is also provided with a clamping groove 21 matched with the lens plate 5, and the clamping groove is used for fixing the lampshade 2 and the lens plate 5.

In a specific embodiment, as shown in fig. 5, 6 and 7, the opening of the accommodating cavity inside the lamp housing 1 is provided with mounting tables 11 distributed along the inner wall thereof. The lamp shade 2 is fixed on the mounting table 11 through glue to make lamp shade 2 and lamp body 1 link together, ensure the steadiness of car head-light, lamp shade 2 is a transparent plate that does not have the frame simultaneously, can increase the light transmission face of car head-light.

The lampshade 2 is also provided with a clamping groove 21 matched with the shape of the lens plate 5, the clamping groove 21 can be matched with the shape of the lens plate 5, and the lampshade 2 and the lens plate 5 are fixed together by gluing in the clamping groove 21. This design makes the lamp housing 2 more stable, while also ensuring tightness between the lamp housing 2 and the lens plate 5.

Thus, the lighting effect of the automobile headlamp can be improved, and the driving safety can be improved. The lampshade 2 without the frame design can increase the light transmission surface of the automobile headlamp and is more attractive; the clamping groove 21 can ensure the stable connection of the lampshade 2, the lens plate 5 and the lamp housing 1, so that the stability of the automobile headlamp is improved.

Further, a heat radiation structure is arranged on the lamp housing 1, and the heat radiation structure comprises a vent hole 12 for communicating the inside and the outside of the lamp housing 1 and fins 13 arranged on the lamp housing 1.

In a specific embodiment, as shown in fig. 8, the vent hole 12 is communicated with the inside and the outside of the lamp housing 1, so that heat generated in the lamp housing 1 can be transferred to the external environment through the vent hole 12, thereby reducing the temperature in the lamp housing 1 and ensuring the working stability of components such as the LED lamp beads. The fins 13 are metal sheets mounted on the lamp envelope 1, which can increase the surface area of the lamp envelope 1, thereby further accelerating heat transfer. The shape and size of the fins 13 can be designed as required to achieve a better heat dissipation effect.

The heat radiation structure can effectively reduce the temperature inside the lamp housing 1, prevent components such as LED lamp beads and the like from overheating to influence the performance, and can prolong the service life of the automobile headlamp.

The application also discloses an automobile, and the automobile is provided with the automobile headlamp. When the automobile is driven, the light emitted by the automobile headlamp can fully cover the front road, the range is farther, and a good visual field is provided for a driver.

Compared with the prior art, the automobile headlamp provided by the application provides clearer and wider visual field for a driver by improving illumination brightness and expanding illumination range, so that the driver can discover the obstacle or the pedestrian in front in advance, measures such as avoiding or decelerating are taken in time, and the driving safety is improved. Meanwhile, the improvement of illumination brightness also increases the identification degree of the driver on details, for example, road signs, traffic lights and the like are identified in the night or low-visibility environment, and the judgment and the strain capacity of the driver are improved. Because the visibility of the road is lower at night or in rainy and foggy days, the improved automobile headlamp can enable a driver to better see the road conditions in front by improving the lighting effect, and the driving comfort and safety of the driver are improved.

In a word, the automobile headlamp provided by the application not only improves the driving safety and comfort of a driver, but also provides better visual experience for the driver, and further improves the safety and reliability in the driving process.

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 automobile headlamp comprises a lamp housing and a lamp shade assembled with the lamp housing to form a containing cavity, and is characterized by further comprising:

2. The automotive headlamp according to claim 1, wherein the light-collecting member is a light-collecting cup mounted on the light-transmitting base, and the light-diffusing member is a light-diffusing cup mounted on a peripheral side of the light-transmitting base, the light-diffusing cup surrounding the light-collecting cup.

3. The automotive headlamp according to claim 2, wherein the bottom of the light-collecting cup is provided with an opening for accommodating the LED lamp beads, and the inner wall of the light-collecting cup is a smooth cylinder for increasing the irradiation distance of the automotive headlamp.

4. The automotive headlamp according to claim 2, wherein the bottom of the diffusing cup is provided with an opening for accommodating the LED lamp beads, and the inner wall of the diffusing cup is provided with a plurality of threads to form a plurality of arc-shaped reflecting surfaces for increasing the irradiation area of the automotive headlamp.

5. The automotive headlamp of claim 1, wherein the light-transmitting seat is provided with a strip-shaped through hole in the middle, and the light-transmitting seat is arranged to avoid the LED lamp beads on the outermost ring of the circuit board.

6. The automotive headlamp according to claim 5, wherein the lens plate further comprises a strip lens provided in the middle of the annular lens to match the strip-shaped through hole, and a convex lens attached to the annular lens for enhancing a condensing effect.

7. The automotive headlamp according to claim 1, wherein the supporting frame is movably connected to the lamp housing through a screw, and the lamp housing drives the automotive headlamp to move when moving on the supporting frame.

8. The automotive headlamp according to claim 1, wherein an opening of the accommodating chamber is provided with mounting tables distributed along the inner wall thereof, the lamp cover is a transparent plate without a frame, and the transparent plate is fixed on the mounting tables through glue for increasing the light transmission surface of the automotive headlamp;

9. The automotive headlamp of claim 1 wherein a heat dissipating structure is provided on the lamp housing, the heat dissipating structure comprising a vent hole communicating the inside and outside of the lamp housing and a fin mounted on the lamp housing.

10. An automobile, characterized in that the automobile has an automobile headlamp according to any one of claims 1 to 9.