CN213207710U

CN213207710U - Double-light lens

Info

Publication number: CN213207710U
Application number: CN202021676377.6U
Authority: CN
Inventors: 林华木
Original assignee: Guangzhou New View Electrical & Lighting Co ltd
Current assignee: Guangzhou New View Electrical & Lighting Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-05-14
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a two optical lens, include: a heat dissipation base which is hollow and opens forward; the rear end of the cylinder cover is connected with the front end of the heat dissipation base; a mounting ring connected to the front end of the cylinder cover by a screw; the edge of the lens is pressed between the mounting ring and the cylinder cover, and a closed mounting cavity is defined among the heat dissipation base, the cylinder cover and the lens; the optical assembly is arranged in the mounting cavity and positioned on one side of the heat dissipation base, the optical assembly comprises a fixed support, and an LED lamp panel, a reflective cup and a dimming mechanism which are arranged on the fixed support, and the dimming mechanism can realize adjustment and switching between a low beam mode and a high beam mode; and the PCB is arranged on one side, opposite to the optical component, in the heat dissipation base and is respectively and electrically connected with the LED lamp panel and the dimming mechanism. The utility model has the advantages that: the integrated design can be realized, the installation requirement of a large-size lens is met, the waterproof effect is good, and the switching of far and near light can be realized.

Description

Double-light lens

Technical Field

The utility model relates to a two optical lens.

Background

At present, a fog lamp lens cannot change far and near light and does not have a waterproof effect, so that the service life is limited; in addition, when the size of the lens is large, the overall size is generally large and the installation is inconvenient in order to meet the light pattern requirements.

SUMMERY OF THE UTILITY MODEL

An object of the application is to provide a bifocal lens, it can switch far and near light, and has water-proof effects to realize the volume miniaturization, simple to operate.

The purpose of the application is realized by the following technical scheme:

a bifocal lens, comprising:

a heat dissipation base which is hollow and opens forward;

the rear end of the cylinder cover is connected with the front end of the heat dissipation base;

a mounting ring connected to a front end of the cylinder cover by a screw;

the edge of the lens is pressed between the mounting ring and the cylinder cover, and a closed mounting cavity is defined among the heat dissipation base, the cylinder cover and the lens;

the optical assembly is arranged in the installation cavity and located on one side of the heat dissipation base, the optical assembly comprises a fixed support, and an LED lamp panel, a reflective cup and a light dimming mechanism which are arranged on the fixed support, the fixed support is connected with the heat dissipation base, the LED lamp panel is arranged on one side edge of the fixed support, the reflective cup is arranged above the LED lamp panel, the light dimming mechanism is arranged at the front end of the LED lamp panel, and the light dimming mechanism can realize adjustment and switching between a near light mode and a far light mode; and

and the PCB is arranged on one side, opposite to the optical assembly, in the heat dissipation base and is respectively electrically connected with the LED lamp panel and the dimming mechanism.

In some embodiments of the present application, sealing rings are disposed between the cover and the heat dissipation base, between the lens and the mounting ring, and between the mounting ring and the cover.

In some embodiments of the present application, a receiving groove is formed in a position, opposite to the optical component, of the inner side of the heat dissipation base, and the PCB is installed in the receiving groove.

In some embodiments of the present application, a stepped portion is disposed on an inner side of the heat dissipation base, the fixing bracket includes a first plate portion and a second plate portion that are bent and connected to each other, the first plate portion is attached to a side surface of the stepped portion, and the second plate portion is attached to a front end surface of the stepped portion;

the LED lamp plate reaches anti-light cup all connect in first board, dimming mechanism install in on the second board.

In some embodiments of the present application, the heat dissipation base, the cover, and the fixing bracket are aluminum bodies.

In some embodiments of the present application, a plurality of heat dissipation ribs are disposed at intervals outside the heat dissipation base.

In some embodiments of the present application, the dimming mechanism includes a driving device and a light barrier, the driving device is installed on the fixed bracket, the light barrier is connected to a power output end of the driving device, and the driving device can drive the light barrier to rotate, so that the light barrier shields or is retracted in front of the LED lamp panel;

the front end of the light reflecting cup extends to the front of the light blocking sheet, and a bending part which is bent towards one side of the LED light plate is arranged at the front end of the light reflecting cup.

In some embodiments of this application, the barn door rotate install in on the fixed bolster, the guide way has been seted up on the barn door, drive arrangement's power take off end be equipped with the guide part of guide way cooperation direction, drive arrangement operation can drive the straight line back and forth motion is followed to the guide part, and then the drive the barn door rotates, in order to realize with the light warp of reflection of light cup reflection department adjusts for distance light or short-distance beam behind the barn door.

In some embodiments of this application, the bottom of heat dissipation base is relative to the position of PCB board seted up communicate in line mouth crosses in the heat dissipation base, cross the intraoral micelle that is equipped with of line.

In some embodiments of the present application, the cylinder cover is connected to the heat dissipation base by screws.

The double-optical lens is characterized in that the heat dissipation base, the cylinder cover, the mounting ring and the lenses are sequentially connected from back to front to form a closed mounting cavity in a surrounding mode, the optical assembly and the PCB are arranged in the mounting cavity, integrated design can be achieved, effective water prevention of the optical assembly and the PCB can be achieved, the PCB and the optical assembly are oppositely arranged on two sides of the heat dissipation base, reasonable arrangement can be achieved, the structure can be miniaturized, and the lenses are pressed on the front end of the cylinder cover through the mounting ring, so that stable and reliable installation of the large-size lenses can be guaranteed; in addition, the optical assembly is provided with a dimming mechanism, so that the far light and the near light can be switched.

Drawings

The present application is described in further detail below in connection with the accompanying drawings and preferred embodiments, but those skilled in the art will appreciate that the drawings are only drawn for the purpose of explaining the preferred embodiments, and therefore should not be taken as limiting the scope of the present application. Furthermore, unless specifically stated otherwise, the drawings are intended to be conceptual in nature or configuration of the described objects and may contain exaggerated displays and are not necessarily drawn to scale.

FIG. 1 is a perspective view of one embodiment of a bifocal lens of the present application;

FIG. 2 is an exploded view of the bifocal lens of FIG. 1;

FIG. 3 is a longitudinal cross-sectional view of the bifocal lens of FIG. 1;

FIG. 4 is a schematic diagram of a heat sink base of the bi-optic lens of FIG. 1;

fig. 5 is a schematic structural view of an optical assembly of the bifocal lens of fig. 1.

In the figure, 1, a heat dissipation base; 11. accommodating grooves; 12. a step portion; 13. heat dissipation ribs; 14. a wire passing port; 2. a cylinder cover; 3. a mounting ring; 4. a lens; 5. an optical component; 51. fixing a bracket; 511. a first plate portion; 512. a second plate portion; 52. an LED lamp panel; 53. a light reflecting cup; 531. A bending section; 54. a dimming mechanism; 541. a drive device; 5411. a guide portion; 542. a light blocking sheet; 5421. a guide groove; 6. a PCB board; 7. a screw; 8. a mounting cavity; 9. a seal ring; 10. and discharging colloidal particles.

Detailed Description

Hereinafter, preferred embodiments of the present application will be described in detail with reference to the accompanying drawings. Those skilled in the art will appreciate that the descriptions are illustrative only, exemplary, and should not be construed as limiting the scope of the application.

First, it should be noted that the orientations of top, bottom, upward, downward, and the like referred to herein are defined with respect to the orientation in the respective drawings, are relative concepts, and thus can be changed according to different positions and different practical states in which they are located. These and other orientations, therefore, should not be used in a limiting sense.

It should be noted that the term "comprising" does not exclude other elements or steps and the "a" or "an" does not exclude a plurality.

Furthermore, it should be further noted that any single technical feature described or implied in the embodiments herein, or any single technical feature shown or implied in the figures, can still be combined between these technical features (or their equivalents) to obtain other embodiments of the present application not directly mentioned herein.

It will be further understood that the terms "first," "second," and the like, are used herein to describe various information and should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present application.

It should be noted that in different drawings, the same reference numerals indicate the same or substantially the same components.

Referring to fig. 1 to 5, a dual-optical lens according to an embodiment of the present invention includes: a heat dissipation base 1 which is hollow and opens forward; the rear end of the cylinder cover 2 is connected with the front end of the heat dissipation base 1; a mounting ring 3 attached to the front end of the cylinder cover 2 by a screw 7; the edge of the lens 4 is pressed between the mounting ring 3 and the cylinder cover 2, and a closed mounting cavity 8 is defined among the heat dissipation base 1, the cylinder cover 2 and the lens 4; the optical assembly 5 is arranged in the installation cavity 8 and located on one side of the heat dissipation base 1, the optical assembly 5 comprises a fixed support 51, an LED lamp panel 52, a reflective cup 53 and a dimming mechanism 54, the LED lamp panel 52, the reflective cup 53 and the dimming mechanism 54 are arranged on the fixed support 51, the fixed support 51 is connected with the heat dissipation base 1, the LED lamp panel 52 is arranged on one side of the fixed support 51, the reflective cup 53 covers the LED lamp panel 52, the dimming mechanism 54 is arranged at the front end of the LED lamp panel 52, and the dimming mechanism 54 can realize adjustment and switching between a low beam mode and a high beam mode; and a PCB 6 mounted on a side of the heat dissipating base 1 opposite to the optical component 5 and electrically connected to the LED lamp panel 52 and the dimming mechanism 54, respectively.

The double-optical lens in the technical scheme is mainly suitable for a large-size lens 4, such as a 2.8-inch lens 4, based on the technical scheme, a closed installation cavity 8 is limited, the optical assembly 5 and the PCB 6 are arranged in the installation cavity 8, so that not only can the integrated design be realized, but also the important parts can be effectively prevented from water, the service life is effectively prolonged, moreover, the PCB 6 and the optical assembly 5 are oppositely arranged at two sides of the heat dissipation base 1, the structure can be reasonably arranged to be miniaturized, and the installation stability and the reliability of the large-size lens 4 can be ensured by pressing the lens 4 on the front end of the barrel cover 2 through the installation ring 3; in addition, the optical component 5 in the present embodiment includes a dimming mechanism 54, which can realize adjustment switching of high and low beams; in addition, in the present embodiment, the LED lamp panel 6 is used as a light source, and compared to the xenon headlamp in the prior art, the lighting speed is fast and the stability is high.

Preferably, in order to further ensure the waterproof effect, sealing rings 9 are respectively arranged between the cylinder cover 2 and the heat dissipation base 1, between the lens 4 and the mounting ring 3, and between the mounting ring 3 and the cylinder cover 2; refer specifically to fig. 2 and 3.

Specifically, as shown in fig. 3, a receiving groove 11 is formed at a position of the inner side of the heat dissipation base 1 facing the optical component 5 in the embodiment, and the PCB is installed in the receiving groove 11, so that the PCB board 6 is conveniently installed.

With reference to fig. 3, the inner side of the heat dissipation base 1 is provided with a step portion 12, the fixing bracket 51 includes a first plate portion 511 and a second plate portion 512 which are bent and connected, the first plate portion 511 is attached to the side surface of the step portion 12, and the second plate portion 512 is attached to the front end surface of the step portion 12; the LED lamp panel 52 and the reflector cup 53 are both connected to the first plate portion 511, and the dimming mechanism 54 is mounted on the second plate portion 512.

In this embodiment, in order to timely dissipate heat generated by the dimming mechanism 54 and the PCB during operation, the heat dissipation base 1, the cover 2, and the fixing bracket 51 are all made of aluminum; illustratively, a plurality of heat dissipation ribs 13 are arranged at intervals outside the heat dissipation base.

Specifically, the dimming mechanism 54 in this embodiment includes the driving device 541 and the light blocking sheet 542, the driving device 541 is installed on the fixed bracket 51, and the light blocking sheet 542 is connected to the power output end of the driving device 541, the driving device 541 can drive the light blocking sheet 542 to rotate, so that the light blocking sheet 542 blocks or lets the front of the LED lamp panel 52, when the light blocking sheet 542 blocks the LED lamp panel 52, the light blocking sheet 542 is in the low beam mode, and when the light blocking sheet 542 does not block the front of the LED lamp panel 52, the light blocking sheet 542 is in the high beam mode, and fig. 5 shows a specific position of the light blocking sheet 542 in the low beam mode.

More specifically, the light blocking sheet 542 is rotatably mounted on the fixed bracket 51, a guide groove 5421 is formed in the light blocking sheet 542, a guide portion 5411 which is matched with the guide groove 5421 for guiding is arranged at a power output end of the driving device 541, and the driving device 541 can drive the guide portion 5411 to move back and forth along a straight line when operating, so that the light blocking sheet 542 can be driven to rotate, and mode switching between low beam and high beam is realized.

The front end of the light reflecting cup 53 extends to the front of the light blocking plate 542, and the front end of the light reflecting cup 53 is provided with a bending part 531 bent towards one side of the LED light plate, so that the light type requirement of the large-size lens 4 can be met.

In order to lead out a power line conveniently, a wire passing port 14 communicated with the inside of the heat dissipation base 1 is formed in the position, opposite to the PCB 6, of the bottom of the heat dissipation base 1, and wire outgoing colloidal particles 10 are arranged in the wire passing port 14.

In some embodiments, in order to ensure the stability of installation and ensure the convenience of installation, the cylinder cover 2 is connected with the heat dissipation base 1 by using screws 7.

In summary, the dual-optical lens in the embodiment of the application is formed by sequentially connecting the heat dissipation base, the barrel cover, the mounting ring and the lens from back to front and enclosing a closed mounting cavity, the optical assembly and the PCB are arranged in the mounting cavity, so that the dual-optical lens not only can be integrally designed, but also can effectively prevent water from the optical assembly and the PCB, and the PCB and the optical assembly are oppositely arranged at two sides of the heat dissipation base, so that the dual-optical lens can be reasonably arranged and has a miniaturized structure, and the lens is pressed and mounted at the front end of the barrel cover through the mounting ring, so that the mounting stability and the reliability of the large-size lens can be ensured; in addition, the optical assembly is provided with a dimming mechanism, so that the far light and the near light can be switched.

This written description discloses the application with reference to the drawings, and also enables one skilled in the art to practice the application, including making and using any devices or systems, using suitable materials, and using any incorporated methods. The scope of the present application is defined by the claims and includes other examples that occur to those skilled in the art. Such other examples are to be considered within the scope of the claims as long as they include structural elements that do not differ from the literal language of the claims, or that they include equivalent structural elements with insubstantial differences from the literal language of the claims.

Claims

1. A bifocal lens, comprising:

a heat dissipation base which is hollow and opens forward;

a mounting ring connected to a front end of the cylinder cover by a screw;

2. A bifocal lens according to claim 1, wherein sealing rings are provided between the cover and the heat sink base, between the lens and the mounting ring, and between the mounting ring and the cover.

3. A bifocal lens according to claim 1, wherein a receiving groove is defined in the inner side of the heat-dissipating base at a position opposite to the optical element, and the PCB is mounted in the receiving groove.

4. A bifocal lens according to claim 1, wherein a stepped portion is provided on the inner side of the heat dissipation base, the fixing bracket includes a first plate portion and a second plate portion which are bent and connected, the first plate portion is attached to the side surface of the stepped portion, and the second plate portion is attached to the front end surface of the stepped portion;

5. A bifocal lens according to claim 1, wherein the heat-dissipating base, the cover and the fixing bracket are all aluminum bodies.

6. A bifocal lens according to claim 1, wherein the heat-dissipating base is spaced outwardly from the base by a plurality of heat-dissipating ribs.

7. A dual-optical lens as claimed in claim 1, wherein the light adjusting mechanism includes a driving device and a light blocking sheet, the driving device is mounted on the fixing bracket, and the light blocking sheet is connected to a power output end of the driving device, the driving device can drive the light blocking sheet to rotate, so that the light blocking sheet blocks or is retracted in front of the LED lamp panel;

8. A dual-optical lens as claimed in claim 7, wherein the light blocking plate is rotatably mounted on the fixing bracket, the light blocking plate has a guiding slot, the power output end of the driving device has a guiding portion guiding in cooperation with the guiding slot, and the driving device is operable to drive the guiding portion to reciprocate linearly to drive the light blocking plate to rotate.

9. A dual-optical lens as claimed in claim 1, wherein the bottom of the heat dissipation base is provided with a wire passing opening communicated with the inside of the heat dissipation base at a position corresponding to the PCB, and the wire passing opening is provided with a wire outgoing colloidal particle.

10. A bi-optic lens according to any one of claims 1 to 9 wherein the cover and the heat sink base are attached by screws.