Headlamp with light changing mechanism

Abstract

The utility model discloses a headlamp with a light changing mechanism, which comprises a headlamp body, the front end of the headlamp body is in threaded connection with a front cover, a lens is arranged between the headlamp body and the front cover, the headlamp body is fixedly connected with a laser lamp bead, the headlamp body is fixedly connected with a laser reflection cup, and the front cover is fixedly connected with a light source. LED lamp beads are fixedly connected to the headlamp body, an LED reflection cup is fixedly connected to the headlamp body, an electromagnet is fixedly connected to the headlamp body, a lifting plate is arranged above the electromagnet, and a crescent-shaped shading plate is fixedly connected to the top of the lifting plate. The device is simple in structure, convenient to mount and dismount and small in size, heat dissipation is facilitated by arranging the two heat dissipation mechanisms, the heat dissipation performance is enhanced, and the service life is prolonged; the laser lamp bead is added to the distance light to serve as the distance light auxiliary lighting, the penetrating power in rainy and foggy days is enhanced, and the illumination intensity is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of headlights, in particular to a headlight with a light-changing mechanism. Background Art

[0002] Headlights are tools for lighting. Some of the existing technologies achieve switching between high beam and low beam by setting the on and off of the high beam and low beam. For example, patent No. CN201910684387.X is a headlamp light source assembly, a heat dissipation mechanism, a dimming mechanism, and a headlamp. It achieves switching between high beam and low beam by switching between a first light source and a second light source. Although this patent can perform high and low beam lighting separately, it only uses one high beam lamp under high beam lighting. When the light source is irradiated to a distance, it will be in a divergent state, resulting in reduced light intensity. In addition, under harsh conditions such as rainy and foggy days, the penetration of the high beam is weak, which affects driving safety to a certain extent.

[0003] In addition, the headlights in the prior art generally have a single cooling fan for heat dissipation, and the heat dissipation capacity thereof needs to be enhanced.

[0004] In order to solve the above problems, the present application proposes a headlamp with a dimming mechanism. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a headlamp with a dimming mechanism. The device has a simple structure, is easy to install and disassemble, has a small size, and is easy to dissipate heat by setting two heat dissipation mechanisms, thereby enhancing the heat dissipation performance and extending the service life. A laser lamp bead is added to the high beam as auxiliary high beam lighting, which enhances the penetration power in rainy and foggy days and improves the intensity of light.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A headlamp with a dimming mechanism comprises a headlamp body, a front cover is threadedly connected to the front end of the headlamp body, a lens is installed between the headlamp body and the front cover, a laser lamp bead is fixedly connected to the headlamp body, a laser reflector cup is fixedly connected to the headlamp body, an LED lamp bead is fixedly connected to the headlamp body, an LED reflector cup is fixedly connected to the headlamp body, an electromagnet is fixedly connected to the headlamp body, a lifting plate is provided above the electromagnet, a crescent-shaped sunshade is fixedly connected to the top of the lifting plate, two sliding openings are penetrated through the headlamp body, two ends of the lifting plate are respectively inserted into the sliding openings and slidably connected thereto, a mounting socket is fixedly connected to the headlamp body, a first heat dissipation mechanism is fixedly connected to the bottom of the headlamp body, and a second heat dissipation mechanism is threadedly connected to the rear end of the headlamp body.

[0008] Preferably, the front end of the headlamp body is provided with a first external thread, and the inner wall of the front cover is provided with a first internal thread matching the first external thread.

[0009] Preferably, a second external thread is provided at the rear end of the headlamp body, and a second internal thread matching the second external thread is provided on the inner wall of the second heat dissipation mechanism.

[0010] Preferably, the outer wall of the mounting base is provided with three mounting blocks distributed at equal intervals, and each of the mounting blocks is penetrated by a mounting hole.

[0011] Preferably, the first heat dissipation mechanism comprises a first radiator shell which is arranged hollow, and a first heat dissipation fan is fixedly connected to the inner wall of the first radiator shell.

[0012] Preferably, the second heat dissipation mechanism comprises a second radiator shell which is arranged hollow, and a second heat dissipation fan is fixedly connected to the inner wall of the second radiator shell.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1. Car LED headlight with lens, built-in dimming mechanism, can realize automatic switching between high and low beam.

[0015] 2. A laser lamp bead is added to the high beam as auxiliary lighting to enhance the penetration in rainy and foggy days.

[0016] 3. Dual-fan heat dissipation structure enhances heat dissipation performance and extends service life.

[0017] To sum up, the device has a simple structure, is easy to install and disassemble, has a small size, and is easy to dissipate heat by setting two heat dissipation mechanisms, thereby enhancing heat dissipation performance and extending service life. A laser lamp bead is added to the high beam as auxiliary high beam lighting, which enhances penetration in rainy and foggy days and improves the intensity of light. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of a headlamp with a light-changing mechanism proposed by the utility model;

[0019] Figure 2 This is a structural schematic diagram of a headlamp with a light-changing mechanism proposed by the utility model without an LED reflector cup;

[0020] Figure 3 This is a structural schematic diagram of a headlamp with a dimming mechanism proposed by the utility model without the headlamp body;

[0021] Figure 4 The utility model discloses a schematic structural diagram of a headlamp body, an electromagnet and a lifting plate in a headlamp with a light-changing mechanism.

[0022] In the figure: 1 headlamp body, 2 front cover, 3 lens, 4 laser lamp beads, 5 laser reflective cups, 6 LED lamp beads, 7 LED reflective cups, 8 electromagnets, 9 lifting plates, 10 crescent-shaped shading plates, 11 sliding openings, 12 first heat dissipation mechanisms, 13 second heat dissipation mechanisms, and 14 mounting bases. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Reference Figure 1-Figure 4 A headlamp with a dimming mechanism includes a headlamp body 1, a front cover 2 is threadedly connected to the front end of the headlamp body 1, a first external thread is provided at the front end of the headlamp body 1, and a first internal thread matched with the first external thread is provided on the inner wall of the front cover 2. A lens 3 is installed between the headlamp body 1 and the front cover 2, and the front cover 2 can be removed by rotating it, and the lens 3 can be disassembled and replaced.

[0025] A laser lamp bead 4 is fixedly connected to the headlamp body 1, a laser reflective cup 5 is fixedly connected to the headlamp body 1, and the laser emitted by the laser lamp bead 4 can be reflected; an LED lamp bead 6 is fixedly connected to the headlamp body 1, and an LED reflective cup 7 is fixedly connected to the headlamp body 1, and the LED light emitted by the LED lamp bead 6 can be reflected.

[0026] An electromagnet 8 is fixedly connected to the headlamp body 1, which becomes a magnet with magnetism when energized. A lifting plate 9 is provided above the electromagnet 8. The lifting plate 9 is made of a magnet, which has a magnetic property opposite to that of the energized electromagnet 8. A crescent-shaped shading plate 10 is fixedly connected to the top of the lifting plate 9. Two sliding openings 11 are penetrated through the headlamp body 1. The two ends of the lifting plate 9 are respectively inserted into the sliding openings 11 and slidably connected thereto. The lifting plate 9 and the crescent-shaped shading plate 10 can be lifted and lowered stably through the cooperation between the lifting plate 9 and the sliding openings 11. Under normal circumstances, the lifting plate 9 and the crescent-shaped shading plate 10 are moved to the bottom under the action of gravity.

[0027] A mounting base 14 is fixedly connected to the headlamp body 1, and the outer wall of the mounting base 14 is provided with three mounting blocks distributed at equal intervals, and each mounting block is penetrated with a mounting hole, and the device is installed by the cooperation of bolts and the mounting holes. The rear end of the headlamp body 1 is threadedly connected with a second heat dissipation mechanism 13, and the second heat dissipation mechanism 13 includes a hollow second radiator shell, and the inner wall of the second radiator shell is fixedly connected with a second cooling fan for primary heat dissipation. The rear end of the headlamp body 1 is provided with a second external thread, and the inner wall of the second heat dissipation mechanism 13 is provided with a second internal thread matching the second external thread. The bottom of the headlamp body 1 is fixedly connected with a first heat dissipation mechanism 12, and the first heat dissipation mechanism 12 includes a hollow first radiator shell, and the inner wall of the first radiator shell is fixedly connected with a first cooling fan for another heat dissipation.

[0028] In the utility model, an electromagnet 8 is used to control the lifting plate 9 and the crescent-shaped shading plate 10 to lift and lower, and the lifting and lowering of the lifting plate 9 and the crescent-shaped shading plate 10 are used to switch between high and low beams; wherein the laser lamp beads 4 and the LED lamp beads 6 are both in a long-light state, and when the lifting plate 9 and the crescent-shaped shading plate 10 are raised, they are low beams. In the low beam mode, the electromagnet 8 is energized to turn it into a magnet, and the electromagnet 8 has different magnetic properties from the lifting plate 9, and the magnetic repulsion drives the lifting plate 9 and the crescent-shaped shading plate 10 to move upward (the lifting plate 9 moves in the sliding opening 11 to ensure the stability of the movement of the lifting plate 9 and the crescent-shaped shading plate 10), and a crescent-shaped light spot with a cutoff line is formed in the low beam mode; the electromagnet 8 is powered off, and the lifting plate 9 and the crescent-shaped shading plate 10 are driven downward by gravity, at which time the laser lamp beads 4 and the laser reflective cup 5 are low beam fill light, and a high beam light spot appears in the middle of the crescent-shaped light spot, and at the same time, the laser light speed is also released as a fill light auxiliary for the high beam.

Claims

1. A headlamp with a dimming mechanism, comprising a headlamp body (1), characterized in that: The front end of the headlamp body (1) is threadedly connected to a front cover (2); a lens (3) is installed between the headlamp body (1) and the front cover (2); a laser lamp bead (4) is fixedly connected to the headlamp body (1); a laser reflector cup (5) is fixedly connected to the headlamp body (1); an LED lamp bead (6) is fixedly connected to the headlamp body (1); an LED reflector cup (7) is fixedly connected to the headlamp body (1); an electromagnet (8) is fixedly connected to the headlamp body (1); and the electromagnet (8) is fixedly connected to the headlamp body (1). ) is provided above the headlamp body (1), a crescent-shaped sunshade (10) is fixedly connected to the top of the lifting plate (9), two sliding openings (11) are penetrated through the headlamp body (1), the two ends of the lifting plate (9) are respectively inserted into the sliding openings (11) and slidably connected thereto, a mounting base (14) is fixedly connected to the headlamp body (1), a first heat dissipation mechanism (12) is fixedly connected to the bottom of the headlamp body (1), and a second heat dissipation mechanism (13) is threadedly connected to the rear end of the headlamp body (1).

2. A headlamp with a light-changing mechanism according to claim 1, characterized in that: The front end of the headlamp body (1) is provided with a first external thread, and the inner wall of the front cover (2) is provided with a first internal thread matching the first external thread.

3. A headlamp with a light-changing mechanism according to claim 1, characterized in that: The rear end of the headlamp body (1) is provided with a second external thread, and the inner wall of the second heat dissipation mechanism (13) is provided with a second internal thread matching the second external thread.

4. A headlamp with a light-changing mechanism according to claim 1, characterized in that: The outer wall of the mounting base (14) is provided with three mounting blocks distributed at equal intervals, and each of the mounting blocks is penetrated by a mounting hole.

5. The headlamp with a light-changing mechanism according to claim 1, characterized in that: The first heat dissipation mechanism (12) comprises a first radiator shell which is arranged hollow, and a first heat dissipation fan is fixedly connected to the inner wall of the first radiator shell.

6. The headlamp with a light-changing mechanism according to claim 1, characterized in that: The second heat dissipation mechanism (13) comprises a second radiator shell which is arranged hollow, and a second heat dissipation fan is fixedly connected to the inner wall of the second radiator shell.

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