CN210979689U - Car light - Google Patents

Abstract

The utility model discloses a vehicle lamp, comprising a lamp housing; an LED light source arranged at the rear end of the lamp housing; a first lens arranged at the front end of the lamp housing; a second lens between the LED light source and the second lens; a light blocking sheet arranged between the LED light source and the second lens; the light blocking sheet blocks the upper half of the second lens, and the light beam emitted by the LED light source passes through the After the lower half of the second lens is refracted, it is refracted by the first lens and then output. The utility model can prevent the generated light from directly entering the eyes of other drivers and pedestrians, thereby ensuring driving safety.

Description

a headlight

technical field

The utility model relates to the technical field of vehicle lamp lighting, in particular to a vehicle lamp.

Background technique

Motorcycles are a common means of transportation. Traditional motorcycle lights are mostly xenon lamps. However, with the rapid development of LEDs, and LEDs have the advantages of high light efficiency, long life, and many colors, LED lights have been It can replace traditional lamps in a large range, but the inner wall of the light-transmitting cover outside the existing lamp is generally flat. Due to the high brightness of the LED lamp, when the lamp illuminates pedestrians, the strong light generated will stimulate people's eyes and interfere with other lights. The line of sight of drivers and pedestrians brings hidden dangers to driving safety.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model proposes a vehicle lamp, which can prevent the generated light from directly entering the eyes of other drivers and pedestrians, thereby ensuring driving safety.

According to an aspect of the present invention, a vehicle lamp is provided, comprising a lamp housing; an LED light source arranged at the rear end of the lamp housing; a first lens arranged at the front end of the lamp housing; A second lens between the first lenses; a light blocking sheet arranged between the LED light source and the second lens; the light blocking sheet blocks the upper half of the second lens, and the LED light source emits light After the light beam is refracted by the lower half of the second lens, it is refracted by the first lens and then output.

In this embodiment, part of the light emitted by the LED light source is blocked by the light blocking plate, and the light can only be refracted by the lower half of the second lens, and then refracted by the first lens and output, so as to ensure that the upper boundary of the light emitted from the vehicle lamp is in the The lower position prevents the light emitted from the headlights from entering the eyes of other drivers and pedestrians, ensuring driving safety. At the same time, the light emitted by the LED light source is refracted twice and then output, which can reduce the loss of light and ensure uniform light distribution. At the same time, it also has a strong lumen, which makes it have a good irradiation effect on the irradiation area.

Further, the upper half of the light blocking sheet is set as a semicircular light blocking part, and the lower half is set as a semicircular light transmission part.

In this embodiment, the light blocking portion can block the upper half of the second lens, and the light beam emitted by the LED light source passes through the light transmitting portion and is refracted by the lower half of the second lens, and then refracted by the first lens and then output.

Further, a lamp holder is detachably connected to the rear end of the lamp housing, the LED light source is arranged in the center of one side of the lamp holder, and the center of the LED light source is the same as that of the first lens and the second lens. high.

In this embodiment, the lamp holder and the lamp housing are detachably arranged, and the LED light source is arranged on the lamp holder to facilitate the maintenance and replacement of the LED light source. It is ensured that the light output by the headlight has the best illumination range and lumen while not entering the eyes of other drivers and pedestrians.

Further, it also includes a pressure ring provided with an external thread, an internal thread and a limiting portion are provided in the inner cavity of the lamp housing, one side edge of the second lens is in contact with the limiting portion, and the second lens is in contact with the limiting portion. The other side of the lens is in contact with the light blocking sheet, and the pressing ring is mounted on the internal thread and is in contact with the light blocking sheet.

In this embodiment, the second lens and the light blocking plate can be simultaneously limited and installed in the inner cavity of the lamp housing through the pressing ring, which is convenient for assembly during production and can effectively improve the assembly efficiency.

Further, the second lens is a plano-convex lens, and a plane side of the second lens is in contact with the light blocking plate.

In this embodiment, a plano-convex lens is used for the second lens, and the plane side of the plano-convex lens is in contact with the light blocking sheet, which can ensure that the light blocking sheet has a better blocking effect on the upper half of the second lens, thereby ensuring that the final light output effect.

Further, the inner wall of the lamp housing is provided with a mounting groove along the direction of the inner cavity, and the edge of the light blocking sheet is provided with a mounting block matched with the mounting groove.

In this embodiment, the light blocking sheet can be slidably mounted on the mounting groove on the inner wall of the lamp housing through the mounting block on the edge of the light blocking sheet, which can prevent the circumferential rotation of the light blocking sheet from blocking the upper half of the second lens.

Further, the front end of the lamp housing is detachably provided with a front ring, and the first lens is mounted on the lamp housing through the front ring.

In this embodiment, the front ring and the front end of the lamp housing are detachably arranged to facilitate the assembly of the first lens.

Further, a waterproof ring is provided between the lamp socket and the lamp housing and between the front ring and the lamp housing.

In this embodiment, the arrangement of the waterproof ring can effectively prevent water from entering the lamp housing, and ensure that the vehicle lamp can be used normally in rainy days.

Further, both the lamp holder and the lamp housing are provided with heat dissipation grooves.

In this embodiment, the heat generated by the LED light source can be transferred to the lamp holder and the lamp housing and then quickly dissipated through the heat dissipation groove, which can ensure and prolong the service life of the LED light source.

Further, the lamp holder and the lamp housing are provided with heat dissipation through holes along the length direction.

In this embodiment, the heat dissipation capability of the vehicle lamp can be further improved.

To sum up, the lamp can effectively reduce the light entering the eyes of pedestrians and drivers during use, so as to achieve civilized driving. At the same time, the lamp has a strong heat dissipation function while ensuring a good rainproof function. In addition, the structure is compact and easy to assemble, especially suitable for motorcycle lights and car lights.

Description of drawings

Fig. 1 is the sectional view of the utility model embodiment;

Fig. 2 is the exploded view of the utility model embodiment;

3 is a side view of the lamp housing of the embodiment of the present invention;

4 is a side view of the lamp holder according to the embodiment of the present invention;

5 is a schematic diagram of a light blocking sheet according to an embodiment of the present invention;

FIG. 6 is a second schematic diagram of the light blocking sheet according to the embodiment of the present invention.

Reference signs: 1. Lamp housing; 2. LED light source; 3. First lens; 4. Second lens; 5. Light blocking sheet; 51. Light blocking part; 52. Light transmitting part; .Lamp holder; 7. Pressure ring; 8. Limiting part; 9. Mounting groove; 10. Front ring; 11. Heat dissipation groove; 12. Heat dissipation hole; 13. Waterproof ring; 14. Back cover; .

Detailed ways

1 and 2 , a vehicle lamp in this embodiment includes a lamp holder 6 , a lamp housing 1 , a front ring 10 , and a first lens 3 and a second lens 4 mounted on the lamp housing 1 . The lamp holder 6. The lamp housing 1 and the front ring 10 are both made of metal materials, the rear end of the lamp holder 6 is provided with a back cover 14, the first lens 3 and the second lens 4 are plano-convex mirrors, and a mounting ring is provided on one edge of their plane. 15. The diameter of the first lens 3 is larger than the diameter of the second lens 4, the lamp holder 6 is connected to the rear end of the lamp housing 1 by screws, the LED light source 2 is arranged in the center of the upper side of the lamp holder 6, and the front end of the lamp housing 1 is provided with a pass through. The front ring 10 to which the screw is threadedly connected, the front ring 10 is sleeved on the mounting ring 15 of the first lens 3, so that the first lens 3 is installed at the front end of the lamp housing 1, and the inner cavity of the lamp housing 1 is provided with an internal thread and a limit part 8, the side edge of the mounting ring 15 of the second lens 4 close to the first lens 3 is in contact with the limiting part 8, the other side of the second lens 4 is in contact with the light blocking sheet 5, and the light blocking sheet 5 is provided on one side There is a pressure ring 7 with an external thread, the pressure ring 7 is installed on the internal thread and abuts with the light blocking plate 5, so that the light blocking plate 5 and the second lens 4 are fixed in the inner cavity of the lamp housing 1, and the LED light source 2 is in the Inside the cavity and the center of the LED light source 2 and the first lens 3 and the second lens 4 are at the same height, the LED light source 2 is at the focal point of the second lens 4, and the convex surfaces of the first lens 3 and the second lens 4 are both at the same height. Towards the end away from the lamp holder 6, the second lens 4 is located between the lamp holder 6 and the first lens 3, a waterproof ring 13 is provided between the lamp holder 6 and the lamp housing 1 and between the front ring 10 and the lamp housing 1, The outer circumference of the lamp housing 1 is provided with a heat dissipation groove 11 , and the lamp holder 6 is provided with a heat dissipation groove 11 .

Referring to FIG. 3 , the inner wall of the lamp housing 1 is symmetrically provided with two installation grooves 9 and four uniformly distributed heat dissipation through holes 12 along the length direction of the inner cavity.

Referring to FIG. 4 , the lamp holder 6 is provided with four heat dissipation through holes 12 evenly distributed along the length direction.

Referring to FIG. 5 , the upper half of the light blocking sheet 5 is set as a semicircular light blocking part 51 , and the lower half is set as a semicircular light transmitting part 52 , and the two edges of the light blocking sheet 5 are symmetrically arranged with the mounting grooves 9 on both sides. the mounting block 53.

When assembling, firstly sleeve the mounting ring 15 on the first lens 3 with the front ring 10, and then fix the front ring 10 with screws so that the first lens 3 is installed at the front end of the lamp housing 1, and then the second lens 4 is removed from the lamp housing 1. The tail end is put into the inner cavity of the lamp housing 1 so that the mounting ring 15 on the second lens 4 is in contact with the limiting part 8, and then the light blocking sheet 5 is slidably installed on the lamp housing through the mounting block 53 on the edge of the light blocking sheet 5 1. On the mounting groove 9 on the inner wall, one side of the light-blocking sheet 5 is in contact with the plane side of the second lens 4, and then the pressure ring 7 is installed on the inner thread to abut against the other side of the light-blocking sheet 5, so as to fix the second lens at the same time. Two lenses 4 and a light blocking sheet 5, and finally connect the lamp holder 6 and the tail end of the lamp housing 1 with screws, so that the light blocking sheet 5 is located between the LED light source 2 and the second lens 4, and the upper half of the light blocking sheet 5 is located between the LED light source 2 and the second lens 4. The semicircular light blocking portion 51 blocks the upper half of the second lens 4 , so that the light beam emitted by the LED light source 2 can only pass through the semicircular light transmitting portion 52 in the lower half of the light blocking sheet 5 . After the partial refraction, it is refracted by the first lens 3 and then output, so as to ensure that the upper boundary of the light emitted from the headlight is in a lower position, preventing the light emitted from the headlight from entering the eyes of other drivers and pedestrians, and ensuring driving safety. At the same time, it also has a strong heat dissipation capacity while ensuring a good rainproof function.

As shown in FIG. 6 , in some embodiments, some shapes, such as protrusions, are set in the middle of the upper part of the light-transmitting part 52 , so that the upper boundary of the light emitted from the vehicle lamp is at a lower position and also has some specific shapes for the purpose of To remind pedestrians to pay attention to safety.

The above-mentioned embodiments are preferred embodiments of the present utility model, but the embodiments of the present utility model are not limited by the above-mentioned embodiments, and any other changes, modifications, and substitutions made without departing from the spirit and principle of the present utility model , combination and simplification, all should be equivalent replacement methods, which are all included in the protection scope of the present invention.

Claims (10)

1. A vehicle lamp, characterized in that: comprising lamp housing (1); an LED light source (2) arranged at the rear end of the lamp housing (1); a first lens (3) arranged at the front end of the lamp housing (1); a second lens (4) arranged between the LED light source (2) and the first lens (3); a light blocking plate (5) arranged between the LED light source (2) and the second lens (4); The light blocking sheet (5) blocks the upper half of the second lens (4), and the light beam emitted by the LED light source (2) is refracted through the lower half of the second lens (4), and then passes through the first The lens (3) is refracted and output. 2. A vehicle lamp according to claim 1, characterized in that: the upper half of the light blocking sheet (5) is set as a semicircular light blocking part (51), and the lower half is set as a semicircular light blocking part (51). The light-transmitting part (52). 3 . The vehicle lamp according to claim 1 , wherein a lamp holder ( 6 ) is detachably connected to the rear end of the lamp housing ( 1 ), and the LED light source ( 2 ) is arranged on the lamp holder 3 . (6) The center of one side, the LED light source (2) and the centers of the first lens (3) and the second lens (4) are at the same height. 4. A vehicle lamp according to claim 3, characterized in that: it further comprises a pressure ring (7) provided with an external thread, and the inner cavity of the lamp housing (1) is provided with an internal thread and a limiting portion ( 8), the edge of one side of the second lens (4) is in contact with the limiting portion (8), and the other side of the second lens (4) is in contact with the light blocking plate (5), so The pressing ring (7) is mounted on the inner thread and abuts against the light blocking sheet (5). 5 . The vehicle lamp according to claim 4 , wherein the second lens ( 4 ) is a plano-convex mirror, and the plane side of the second lens ( 4 ) is connected to the light blocking plate ( 5 ). 6 . )Abut. 6 . The vehicle lamp according to claim 5 , wherein a mounting groove ( 9 ) is arranged on the inner wall of the lamp housing ( 1 ) along the direction of the inner cavity, and an edge of the light blocking plate ( 5 ) is provided with a mounting groove ( 9 ). 7 . An installation block (53) matched with the installation groove (9). 7 . The vehicle lamp according to claim 3 , wherein a front ring ( 10 ) is detachably provided at the front end of the lamp housing ( 1 ), and the first lens ( 3 ) passes through the front ring ( 7 . 10) Installed on the lamp housing (1). 8. A vehicle lamp according to claim 7, characterized in that: between the lamp holder (6) and the lamp housing (1) and between the front ring (10) and the lamp housing (1) ) are provided with a waterproof ring (13). 9 . The vehicle lamp according to claim 3 , wherein the lamp holder ( 6 ) and the lamp housing ( 1 ) are provided with heat dissipation grooves ( 11 ). 10 . 10 . The vehicle lamp according to claim 9 , wherein the lamp holder ( 6 ) and the lamp housing ( 1 ) are provided with heat dissipation through holes ( 12 ) along the length direction. 11 .

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