CN219955117U - Ultra-narrow type LED double-light lens module - Google Patents

Abstract

The utility model discloses an ultra-narrow type LED double-light lens module, which comprises a reflector, an LED module and a radiator, wherein the reflector is arranged on the radiator, the LED module is arranged in a cavity of a reflector cage, the LED module comprises a far-near light module and a far-light module, the structure is improved in the scheme, the far-near light module and the far-light module are arranged at intervals from front to back, the reflecting surface of the reflector is matched with the far-near light module to conduct light guide, and then the light is emitted through a lens; the high beam module and the thick-wall light guide piece are used for matching light guide, and then are emitted through the same lens, the height difference between the positions of the high beam module and the low beam module is set to help avoid the phenomenon of light blocking, the ultra-narrow lamp module is conveniently formed under the matching structure, the occupied space of the car lamp is reduced, and the development requirement of the car lamp is met.

Description

Ultra-narrow type LED double-light lens module

Technical Field

The utility model relates to the technical field of lamps, in particular to an ultra-narrow type LED double-light lens module.

Background

Along with the improvement of the function diversity and the safety of automobiles, the installation space of automobile illumination such as a front headlight is gradually reduced, the common reflector type roof is gradually abandoned due to the large occupied space and the like, the development of the lamp is gradually carried out towards the trend of long and narrow, and the like, and the currently popular double-light LED front headlight is taken as an example, the LED headlight light source is generally a lens type or a reflection type module, the required opening size is more than 40mm, the requirements of modern vehicles on the narrower opening size cannot be met, and the improvement is needed.

Disclosure of Invention

In order to solve at least one technical defect, the utility model provides the following technical scheme:

the utility model discloses an ultra-narrow type LED double-light lens module which comprises a reflector, an LED module and a radiator, wherein the reflector is arranged on the radiator, the LED module is arranged in a cavity of a reflector cage, lenses are arranged at the end parts of the reflector, the LED module comprises a far-beam light module and a far-beam light module, the far-beam light module and the far-beam light module are arranged on the radiator at intervals front and back, the positions of the far-beam light module and the far-beam light module have height differences, a reflecting surface is formed in a reflector area corresponding to the upper part of the far-beam light module, light emitted by the far-beam light module is reflected to a lens light incident surface through the reflecting surface, a thick-wall light guide piece is arranged in the cavity of the reflector cage, the light incident surface of the thick-wall light guide piece corresponds to the light emitting surface of the far-beam light module, and the light emergent surface of the thick-wall light guide piece corresponds to the light incident surface of the lenses.

In the scheme, the structure is improved, the far and near light modules and the far and near light modules are arranged at intervals in the front-back direction, the reflecting surface is matched with the far and near light modules to conduct light guide, and then the light guide is emitted through the lens; the high beam module and the thick-wall light guide piece are used for matching light guide, and then are emitted through the same lens, the height difference between the positions of the high beam module and the low beam module is set to help avoid the phenomenon of light blocking, the ultra-narrow lamp module is conveniently formed under the matching structure, the occupied space of the car lamp is reduced, and the development requirement of the car lamp is met.

Further, far and near light module, far beam module all give out light towards the top, the place ahead of far and near light module sets up the lens, thick wall leaded light spare is located the top of far beam module, and this structural layout is convenient for shaping ultra-narrow type lamps and lanterns module.

Further, the far and near light module is located the rear of far and near light module, the position that far and near light module is located is higher than the position that far and near light module, and reasonable layout makes things convenient for the installation of thick wall light guide.

Further, the reflecting surfaces are semi-ellipsoidal, and each reflecting surface is correspondingly matched with the LED light-emitting unit in the far-near light module. The semi-ellipsoidal reflecting surface light guide is beneficial to reducing the volume and condensing light, so that the size of the lamp is reduced, and for a light-emitting unit, such as a light-emitting unit formed by a single or a plurality of LED (light-emitting diode) lamp beads, the multi-reflecting surface matching structure is beneficial to improving the light guide and condensing performance.

Further, the thick-wall light guide piece is L-shaped and is arranged on the reflector or the radiator, the thick-wall light guide piece can be selectively fixed on the reflector or the radiator, and the L-shaped configuration facilitates the light to be turned to the lens.

Furthermore, the lens is bilateral symmetry, the light incident surface and the light reflecting surface are convex spherical surfaces, the symmetry design improves the universality of the product, and the convex spherical surfaces are beneficial to improving the light guide performance.

Further, the radiator is provided with a radiating plate and a radiating fan, and the radiating plate and the radiating fan are matched to help to improve radiating performance.

Further, the heating panel is located the rear of speculum and radiator fan is located the bottom surface of radiator, and reasonable layout is convenient for assemble.

Further, the far-near light module comprises a first PCB and a first light-emitting unit arranged on the first PCB, and the far-light module comprises a second PCB and a second LED light-emitting unit arranged on the second PCB.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model improves the lens module, outputs the light source to the lens by matching the far-near light module and the far-light module with the reflecting surface and the thick-wall light guide piece respectively, and is beneficial to forming the ultra-narrow lamp module, reducing the occupied volume and meeting the use requirement of the car lamp.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and 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 the overall structure of the ultra-narrow LED dual-optic lens module of embodiment 1;

FIG. 2 is an exploded view of the present ultra-narrow LED bi-optic lens module;

FIG. 3 is a side view of the present ultra-narrow LED bi-optic lens module;

FIG. 4 is a schematic cross-sectional view of the ultra-narrow LED bi-optic lens module;

wherein, the reference numerals are as follows:

1. a heat sink; 2. a reflecting mirror; 3. a reflecting surface; 4. a lens; 5. a low-beam and high-beam module; 6. a high beam module; 7. a thick-walled light guide; 8. a heat dissipation plate; 9. a heat radiation fan; 10. protruding ridges; 11. a support plate; 41. a light incident surface; 42. a reflective surface; 51. a first PCB board; 52. a first light-emitting unit; 61. a second PCB board; 62. and a second light-emitting unit.

Detailed Description

The utility model will be further described with reference to the drawings and the specific examples.

Example 1

As shown in fig. 1, 2, 3 and 4, the ultra-narrow LED dual-light lens module in this example includes a reflector 2, an LED module, and a heat sink 1, where the heat sink 1 is shaped like a plate cast by common aluminum, the reflector 2 is fixed on the top surface of the heat sink 1, the LED module is installed in a cavity covered by the reflector 2, the lens 4 is installed at an outlet formed at an end of the reflector 2, and a butt-joint fixing structure of the lens 4 and the reflector, such as a buckle type structure, a screw fastening structure, and the like, may be used.

As shown in fig. 4 and fig. 1, in this example, the top surface of the radiator 1 is stepped, there is a height difference between two adjacent steps, the LED module includes a low-beam light module 5 and a high-beam light module 6, the low-beam light module 5 is composed of a first PCB board 51 and a first light emitting unit 52 mounted thereon, the high-beam light module 6 is composed of a second PCB board 61 and a second light emitting unit 62 mounted thereon, the first light emitting unit 52 and the second light emitting unit 62 are composed of a single or multiple LED beads, and the low-beam light module or the high-beam light module is mounted at the corresponding steps.

As shown in fig. 4, in this example, the low-beam and high-beam modules 5 are installed at the rear of the high-beam module 6, i.e., the low-beam module 5 is installed at the high-order surface of the rear, the high-beam module 6 is installed at the low-order surface of the front, the light beads in the low-beam module 5 and the high-beam module 6 are all directed upward, the exit is formed at the end of the reflector 2 in front of the low-beam module 5 and the high-beam module 6, and the lens 4 is installed at the exit.

For the reflecting surface and the thick-wall light guide piece, the reflecting surface is formed in the reflecting mirror area corresponding to the upper part of the far and near light module 5, the reflecting surface is of a semi-ellipsoidal shape, the reflecting surfaces are multiple, each reflecting surface 3 corresponds to one light emitting unit 52 in the far and near light module 5, the light emitting unit 52 is positioned at the focus of the reflecting surface 3, the emitted light source is reflected by the emitting surface and then emitted, the lens 4 is positioned in the light emitting direction of the reflecting surface 3, and the light emitted by the reflecting surface 3 is emitted by the lens 4.

The thick-wall light guide 7 is located above the high beam module 6, the thick-wall light guide 7 is L-shaped, in the state shown in fig. 4, the light incident surface 41 at the longitudinal end thereof faces the light emitting unit two 62 in the high beam module 6, the light emitting surface at the lateral end thereof faces the lens 4, and the high beam module 6 emits light to enter the light incident surface at the longitudinal end of the thick-wall light guide 7, and then is emitted through the light emitting surface of the thick-wall light guide 7. And adjusting the height of the thick-wall light guide piece according to the height difference of the far and near light module and the far light module, the reflection angle of the reflecting surface and the like, so as to avoid shielding light rays emitted by the reflecting surface as much as possible. In addition, the top surface of the transverse end of the thick-wall light guide piece 7 can be subjected to aluminizing treatment, and the dipped beam efficiency is improved under the action of a dipped beam baffle.

For the fixing mode of the thick-wall light guide, for example, the thick-wall light guide is fixed with the reflector 2 at two sides or the heat radiator at two sides; the light incident surface of the thick-wall light guide member 7 can be selected to be provided with a groove so as to conveniently collect light rays emitted by the high beam module.

As shown in fig. 2 and 4, the lens 4 is symmetric in the left-right direction, and the light incident surface 41 and the light reflecting surface 42 of the lens 4 are convex spherical surfaces, which contributes to improving the light guiding performance.

In addition, as shown in fig. 1-4, a plurality of heat dissipation plates 8 are arranged in rows at intervals, alternatively, the heat dissipation plates 8 are integrally formed, the heat dissipation plates 8 are positioned behind the reflecting mirror 2, the heat dissipation fans 9 are fixed on the bottom surface of the heat dissipation plate 1, a groove is formed at the bottom surface of the heat dissipation plate opposite to the position of the heat dissipation plate, and the heat dissipation fans 9 are arranged in the groove.

Optionally, support plates 11 are added, such as adjacent to the outlet of the reflector 2, and support plates 11 are installed on the radiator 1 at intervals, so that the reflector 2 is supported by the support plates, and structural stability is improved.

For installation of the far-beam module and the far-beam module, such as fastening by screws and the like, or forming convex edges on the radiator, forming embedded holes on the corresponding PCB and the like, and fixing the reflector and the radiator in a matched manner, the fixing modes such as screws, buckles and the like can be selected and selected freely.

The required opening size of the lamp with the structure is about 24mm, and the use requirement of modern vehicles can be met.

The above is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims (9)

1. The utility model provides an ultra-narrow type LED double-light lens module, includes speculum, LED module, radiator, set up speculum and speculum cage intracavity on the radiator and set up the LED module, a serial communication port, the tip department of speculum sets up the lens, the LED module includes far and near light module, far beam module, the interval sets up far and near light module, far beam module around on the radiator, there is the difference in height in the two positions of far and near light module, the speculum regional shaping that the top of far and near light module corresponds has the reflecting surface, and far and near light module sends out light and reflects to the lens through the reflecting surface and go into the plain noodles, the intracavity of speculum cage sets up thick wall light guide, the income plain noodles of thick wall light guide corresponds with the light emitting surface of far light module and the play plain noodles of thick wall light guide and lens.

2. An ultra-narrow LED bi-optic lens module of claim 1, wherein: the high beam and low beam modules and the high beam module emit light upwards, lenses are arranged in front of the high beam and low beam modules, and the thick-wall light guide piece is located above the high beam module.

3. An ultra-narrow LED bi-optic lens module of claim 2, wherein: the far and near light module is positioned behind the far light module, and the position of the far and near light module is higher than that of the far light module.

4. An ultra-narrow LED bi-optic lens module of claim 2, wherein: the reflecting surfaces are semi-ellipsoidal, and each reflecting surface is correspondingly matched with an LED light-emitting unit in the far and near light module.

5. The ultra-narrow LED bi-optic lens module of claim 4, wherein: the thick-wall light guide is L-shaped and is arranged on the reflector or the radiator.

6. An ultra-narrow LED bi-optic lens module of claim 1, wherein: the lens is bilaterally symmetrical, and the light incident surface and the light reflecting surface are convex spherical surfaces.

7. An ultra-narrow LED bi-optic lens module of claim 1, wherein: the radiator is provided with a radiating plate and a radiating fan.

8. The ultra-narrow LED bi-optic lens module of claim 7, wherein: the heat dissipation plate is positioned at the rear of the reflector, and the heat dissipation fan is positioned at the bottom surface of the radiator.

9. An ultra-narrow LED bi-optic lens module of claim 1, wherein: the far-near light module comprises a first PCB and a first light-emitting unit arranged on the first PCB, and the far-light module comprises a second PCB and a second LED light-emitting unit arranged on the second PCB.