CN216805265U

CN216805265U - Passenger car headlamp assembly

Info

Publication number: CN216805265U
Application number: CN202220534408.7U
Authority: CN
Inventors: 董正国
Original assignee: Changzhou Zhonglong Vehicle Accessories Co ltd
Current assignee: Changzhou Zhonglong Vehicle Accessories Co ltd
Priority date: 2022-03-11
Filing date: 2022-03-11
Publication date: 2022-06-24
Anticipated expiration: 2032-03-11

Abstract

The utility model belongs to the technical field of passenger car accessories, and particularly relates to a passenger car headlamp assembly which comprises a headlamp shell, a mounting ring and a headlamp transparent front cover, and also comprises a circuit board, an LED light source, four groups of diagonally distributed flexible mounting components, an opaque light guide ring and a transparent light guide plate; the circuit board is arranged on the inner side of the headlamp shell through four groups of flexible mounting assemblies, the LED light source is arranged on the circuit board, and the inner wall of the opaque light guide ring is a reflecting inclined plane; according to the passenger vehicle headlamp assembly, the opaque light guide ring with the reflecting inclined surface and the transparent light guide plate with the hemispherical bulges are utilized, so that light rays emitted by the LED light source can be projected after being converged, the scattering phenomenon is reduced, and the light rays are more fully projected; the circuit board utilizes flexible installation component to realize the installation, under the prerequisite of guaranteeing installation stability, can carry out elastic support to the circuit board, has improved the security of circuit board installation.

Description

Passenger car headlamp assembly

Technical Field

The utility model belongs to the technical field of passenger vehicle accessories, and particularly relates to a passenger vehicle headlamp assembly.

Background

Passenger vehicles are vehicles which, in terms of their design and technical characteristics, are used primarily for carrying passengers and their carry-on luggage or temporary items, and which, including the driver's seat, can also pull a trailer, up to a maximum of 9 seats.

The headlamp assembly is arranged at two ends of the head of the automobile and used for lighting when the automobile runs at night or on a road with dim light, and comprises a lamp shell, a fog lamp, a steering lamp, a headlamp, a circuit and the like which are integrated into a whole running lighting system, which is called as a headlamp assembly.

The headlamp is one of the most important components of an automobile headlamp assembly and is used for night driving illumination, but when the traditional passenger car headlamp is used, the light scattering phenomenon emitted by an LED light source is serious, and the light projection of the headlamp is insufficient.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a passenger car headlamp assembly which has the characteristics of convenience in use and sufficient light projection.

In order to achieve the purpose, the utility model provides the following technical scheme: the headlamp assembly of the passenger vehicle comprises a headlamp shell, an installation ring and a transparent headlamp front cover, wherein the transparent headlamp front cover is installed at the front end part of the headlamp shell through the installation ring, and the headlamp assembly also comprises a circuit board, an LED light source, four groups of flexible installation assemblies which are distributed in a diagonal manner, an opaque light guide ring and a transparent light guide plate; the circuit board is installed on the inner side of the headlamp shell through four groups of flexible installation assemblies, the LED light source is installed on the circuit board, the opaque light guide ring is installed in the headlamp shell and surrounds the LED light source, and the inner wall of the opaque light guide ring is a reflection inclined plane; the transparent light guide plate is installed in the headlamp shell, one side of the transparent light guide plate facing the LED light source is an inwards concave cambered surface, the other side of the transparent light guide plate is a plane, and hemispherical protrusions are uniformly distributed on the plane of the cambered surface.

As a preferred technical solution of the present invention, the transparent light guide plate is a transparent plastic plate.

As a preferable technical scheme of the utility model, the transparent front cover of the headlamp is a transparent plastic part, the inner wall of the mounting ring is provided with a first limiting convex ring, and the outer wall of the transparent front cover of the headlamp is provided with a second limiting convex ring corresponding to the first limiting convex ring.

As a preferable aspect of the present invention, an inclination angle of the reflection slope is 45 °.

As a preferred technical scheme of the present invention, the flexible mounting assembly includes a threaded post, a limiting ring, a telescopic spring and a nut, the threaded post is fixed on an inner wall of a housing of the headlamp, a mounting plate is mounted on the circuit board, a through hole for the threaded post to penetrate through is formed on the mounting plate, and the nut is mounted on an extending end of the threaded post in a threaded screwing manner; the limiting ring is sleeved on the threaded column, and the telescopic spring is sleeved on the threaded column and located between the inner wall of the headlamp shell and the limiting ring.

Compared with the prior art, the utility model has the beneficial effects that: according to the passenger vehicle headlamp assembly, the opaque light guide ring with the reflecting inclined surface and the transparent light guide plate with the hemispherical bulges are utilized, so that light rays emitted by the LED light source can be projected after being converged, the scattering phenomenon is reduced, and the light rays are more fully projected; the circuit board is installed by utilizing the flexible installation assembly, the circuit board can be elastically supported on the premise of ensuring the installation stability, and the installation safety of the circuit board is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged schematic view of the flexible mounting assembly of FIG. 2 in accordance with the present invention;

in the figure: 1. a headlamp housing; 2. installing a ring; 3. a transparent front cover of the headlamp; 4. a first limit convex ring; 5. a second limit convex ring; 6. a circuit board; 7. an LED light source; 8. a flexible mounting assembly; 9. an opaque light guide ring; 10. a reflective bevel; 11. a transparent light guide plate; 12. a cambered surface; 13. hemispherical bulges; 14. mounting a sheet; 15. perforating; 16. a threaded post; 17. a limiting ring; 18. a tension spring; 19. and a nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: the passenger car headlamp assembly comprises a headlamp shell 1, an installation ring 2 and a transparent headlamp front cover 3, wherein the transparent headlamp front cover 3 is installed at the front end part of the headlamp shell 1 through the installation ring 2, and the passenger car headlamp assembly also comprises a circuit board 6, an LED light source 7, four groups of flexible installation components 8 which are distributed in a diagonal manner, an opaque light guide ring 9 and a transparent light guide plate 11; the circuit board 6 is arranged on the inner side of the headlamp shell 1 through four groups of flexible mounting assemblies 8, the LED light source 7 is arranged on the circuit board 6, the opaque light guide ring 9 is arranged in the headlamp shell 1 and surrounds the LED light source 7, and the inner wall of the opaque light guide ring 9 is a reflection inclined plane 10; the transparent light guide plate 11 is installed in the headlamp shell 1, one side of the transparent light guide plate 11 facing the LED light source 7 is an inwards concave cambered surface 12, the other side is a plane, hemispherical bulges 13 are evenly distributed on the plane of the cambered surface 12, when the headlamp is used, the transparent headlamp front cover 3 is installed at the front end part of the headlamp shell 1 through the installation ring 2, the circuit board 6 is installed at the inner side of the headlamp shell 1 through four groups of flexible installation components 8, the LED light source 7 is installed on the circuit board 6, the opaque light guide ring 9 is installed in the headlamp shell 1 and surrounds the LED light source 7, the transparent light guide plate 11 is installed in the headlamp shell 1 and is opposite to the opaque light guide ring 9, light emitted by the LED light source 7 reaches the inwards concave cambered surface 12, part of scattered light reaches the inwards concave cambered surface 12 after being reflected by the reflection inclined plane 10, is collected by the inwards concave cambered surface 12, and then is projected on the side with the hemispherical bulges 13, the scattering phenomenon is reduced, so that the light projection is more sufficient; the circuit board 6 is installed by the flexible installation component 8, the circuit board 6 can be elastically supported on the premise of ensuring the installation stability, and the installation safety of the circuit board 6 is improved.

Specifically, according to fig. 1 and fig. 2, in this embodiment, the transparent light guide plate 11 is a transparent plastic plate, and the concave arc 12 of the transparent light guide plate 11 can collect light.

Specifically, according to fig. 1 and fig. 2, in this embodiment, the transparent headlight front cover 3 is a transparent plastic part, and has a first limiting protruding ring 4 on the inner wall of the mounting ring 2, and has a second limiting protruding ring 5 corresponding to the first limiting protruding ring 4 on the outer wall of the transparent headlight front cover 3, the mounting ring 2 is sleeved on the transparent headlight front cover 3 and fixed at the front end of the headlight housing 1, and the first limiting protruding ring 4 presses the second limiting protruding ring 5 to limit the transparent headlight front cover 3, so as to improve the mounting stability of the transparent headlight front cover 3.

Specifically, according to fig. 1 and fig. 2, in the present embodiment, the inclined angle of the reflection slope 10 is 45 °, so that part of the scattered light can be collected and reflected.

Specifically, as shown in fig. 1, fig. 2 and fig. 3, in this embodiment, the flexible mounting assembly 8 includes a threaded post 16, a limiting ring 17, a telescopic spring 18 and a nut 19, the threaded post 16 is fixed on an inner wall of the headlamp housing 1, the circuit board 6 is provided with the mounting plate 14, the mounting plate 14 is provided with a through hole 15 for the threaded post 16 to pass through, and the nut 19 is mounted on an extending end of the threaded post 16 in a threaded manner; the limiting ring 17 is sleeved on the threaded column 16, the telescopic spring 18 is sleeved on the threaded column 16 and is located between the inner wall of the headlamp housing 1 and the limiting ring 17, the threaded column 16 penetrates through the through hole 15, the mounting nut 19 is screwed on the extending end of the threaded column 16, the telescopic spring 18 elastically supports the mounting plate 14 through the limiting ring 17, then the circuit board 6 is elastically supported, and the mounting safety of the circuit board 6 is improved.

The working principle and the using process of the utility model are as follows: when the passenger vehicle headlamp assembly is used, a transparent headlamp front cover 3 is installed at the front end part of a headlamp shell 1 through an installation ring 2, a circuit board 6 is installed at the inner side of the headlamp shell 1 through four groups of flexible installation assemblies 8, an LED light source 7 is installed on the circuit board 6, an opaque light guide ring 9 is installed in the headlamp shell 1 and surrounds the LED light source 7, and a transparent light guide plate 11 is installed in the headlamp shell 1 and is opposite to the opaque light guide ring 9;

the light emitted by the LED light source 7 reaches the concave cambered surface 12, part of scattered light reaches the concave cambered surface 12 after being reflected by the reflecting inclined plane 10, is converged by the concave cambered surface 12, and is projected out from the surface with the hemispherical bulge 13, so that the scattering phenomenon is reduced, and the light projection is more sufficient;

the circuit board 6 is installed by the flexible installation component 8, the circuit board 6 can be elastically supported on the premise of ensuring the installation stability, and the installation safety of the circuit board 6 is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Passenger car headlamp assembly, including headlamp shell (1), installation circle (2) and the transparent front cowling of headlight (3), install through installation circle (2) headlight transparent front cowling (3) the front end portion of headlamp shell (1), its characterized in that: the LED light source module also comprises a circuit board (6), an LED light source (7), four groups of flexible mounting assemblies (8) which are distributed in a diagonal manner, an opaque light guide ring (9) and a transparent light guide plate (11); the circuit board (6) is mounted on the inner side of the headlamp shell (1) through four groups of flexible mounting assemblies (8), the LED light source (7) is mounted on the circuit board (6), the opaque light guide ring (9) is mounted in the headlamp shell (1) and surrounds the LED light source (7), and the inner wall of the opaque light guide ring (9) is a reflection inclined plane (10); transparent light guide plate (11) are installed in headlamp shell (1), just transparent light guide plate (11) are cambered surface (12), the another side of indent for one side of LED light source (7) for the plane, and the equipartition has hemispherical arch (13) on the plane of cambered surface (12).

2. The passenger vehicle headlamp assembly of claim 1, wherein: the transparent light guide plate (11) is a transparent plastic plate.

3. The passenger vehicle headlamp assembly of claim 1, wherein: the headlamp transparent front cover (3) is a transparent plastic part, a first limiting convex ring (4) is arranged on the inner wall of the mounting ring (2), and a second limiting convex ring (5) corresponding to the first limiting convex ring (4) is arranged on the outer wall of the headlamp transparent front cover (3).

4. The passenger vehicle headlamp assembly of claim 1, wherein: the inclination angle of the reflecting inclined plane (10) is 45 degrees.

5. The passenger vehicle headlamp assembly of claim 1, wherein: the flexible mounting assembly (8) comprises a threaded column (16), a limiting ring (17), a telescopic spring (18) and a nut (19), the threaded column (16) is fixed on the inner wall of the headlamp shell (1), a mounting piece (14) is mounted on the circuit board (6), a through hole (15) for the threaded column (16) to penetrate through is formed in the mounting piece (14), and the nut (19) is mounted on the extending end of the threaded column (16) in a threaded screwing mode; spacing ring (17) cover is established on screw thread post (16), expanding spring (18) cover is established on screw thread post (16) and be located headlamp shell (1) inner wall with between spacing ring (17).