TWM604859U - Car light and uniform light structure thereto - Google Patents

Abstract

This creation is related to a car lamp and its light homogenizing structure, including: a lamp holder; a base plate arranged on the lamp holder; a plurality of LEDs arranged on the base plate; a single light homogenizing member arranged on the lamp holder, Corresponding to all the above-mentioned LEDs and located on the light path of all the above-mentioned LEDs, the light homogenizing member has a light homogenizing microstructure; an outer lamp housing is attached to the light homogenizing member, and the light emitted by the LEDs of this creation passes The homogenizing element evenly diffuses and emits a more uniform light source.

Description

Car light and its uniform light structure

This creation is related to a kind of homogenizing piece, especially a kind of homogenizing structure installed on vehicle lights.

For night drivers, because of the low environmental brightness, vehicles are currently equipped with lights for driving safety. However, the light source of the lights is mainly composed of a plurality of LED lights arranged at equal intervals, which can emit light in accordance with the direction of the vehicle and has a warning effect. , But the light source emitted by the plural LED lamps has a high directivity because the light-emitting angle of each LED is 5°-20° or less, so it is easy to form the lack of uneven brightness such as light and dark lines, so add a The homogenizing element makes the brightness of the LED lamp more uniform. However, in the past, two LED lamps correspond to one light homogenizing element, and the light homogenizing element is a convex lens. Therefore, it is necessary to install multiple light homogenizing elements, which brings disadvantages such as installation inconvenience and high installation cost.

In this regard, the author proposes a light homogenizing structure for a car lamp, which includes: a substrate; a plurality of LEDs, arranged on the substrate; a single homogenizing element, arranged on a lamp holder, corresponding to all the above LEDs and located on all the above LEDs On the light path of the light beam, the light homogenizing member has a light homogenizing microstructure, and a light emitted by the LEDs passes through the light homogenizing microstructure to uniformly diffuse the light.

Further, a reflective part is arranged between the LEDs and the light homogenizing part.

Further, the reflector is provided with a plurality of reflecting units in the shape of a circular arc column. The reflecting unit has an arc convex part and a concave reflecting part, the arc convex part and the reflecting part are on opposite sides, and the arc convex part faces each other. Corresponding to the above-mentioned LED, the reflecting unit has an opening to communicate with the arc convex part and the reflecting part, and the above-mentioned LED passes through the opening through the arc convex part to correspond to the reflecting part.

Further, there is a first fixing member on the substrate, a second fixing member protruding from the light homogenizing member, and the second fixing member is fixed on the first fixing member.

Further, the homogenizing member has a first surface and a second surface, the second surface is located on the opposite surface of the first surface, the first surface faces the LEDs, and the second surface is provided with the homogenizing micro structure.

The author further proposes a car lamp, including: a lamp holder; a substrate arranged on the lamp holder; a plurality of LEDs arranged on the substrate; a single light homogenizing member arranged on the lamp holder, corresponding to all the above LEDs On the light path of all the above-mentioned LEDs, the homogenizing member has a homogenizing microstructure, and a light emitted by the LEDs passes through the homogenizing microstructure to uniformly diffuse the light; an outer lamp housing is covered with The homogenizing piece.

According to the above technical features, the following effects can be achieved:

1. This creation uses a single homogenizing part corresponding to these LEDs, which makes it easier for users to install.

2. This creation uses a single homogenizing part, which reduces the manufacturing cost.

3. Through the microstructure on the light homogenizing part of this creation, the light emitted by the LED can be evenly diffused.

1: Lamp holder

2: substrate

21: LED

3: reflector

31: reflection unit

310: open

311: Arc convex

312: reflection part

4: Homogeneous parts

40: Homogeneous microstructure

41: First side

42: second side

5: Outer lamp housing

1A: Lamp holder

2A: substrate

21A: LED

3A: Homogeneous parts

31A: First side

311A: reflector

32A: Second side

321A: Homogeneous microstructure

33A: Fixed parts

331A: Lock firmware

4A: Outer lamp housing

[The first picture] is a three-dimensional combination diagram of the first embodiment of this creation.

[The second figure] is a three-dimensional exploded view of the first embodiment of this creation.

[The third figure] is the front view of the first figure after removing the outer lamp housing and the light homogenizer.

[Fourth Figure] is a schematic diagram of the combination of the LED, the reflector and the light homogenizing element on the substrate in the first embodiment of the creation.

[Fifth Picture] is a three-dimensional combined diagram of the second embodiment of this creation.

[Picture 6] is a three-dimensional exploded view of the second embodiment of this creation.

[The seventh figure] is a three-dimensional view of the light homogenizing part of the second embodiment of this creation.

[Figure 8] is a cross-sectional view of Figure 5.

Based on the above technical features, the main effects of the creative vehicle lamp and its uniform light structure will be clearly presented in the following embodiments.

Please refer to the first and second figures, the creative car lamp and its light-equalizing structure include: a lamp holder 1, a base plate 2, a reflector 3, a single light-equalizing member 4, and an outer lamp housing 5. : The substrate 2 is arranged on the lamp holder 1 and a plurality of LEDs 21 are arranged on the substrate 2.

The homogenizing element 4 is arranged on the lamp holder 1, and the homogenizing element 4 corresponds to the LEDs 21 and is located on the light path of the LEDs 21.

The reflecting member 3 is arranged on the lamp holder 1, and the reflecting member 3 is located between the LEDs 21 and the light homogenizing member 4.

The outer lamp housing 5 is covered with the light homogenizing member 4.

Please refer to Figures 3 to 4, the reflector 3 has a plurality of reflecting units 31 in the shape of a circular arc column. The reflecting unit 31 has an arc convex portion 311 and a concave reflecting portion 312. The arc convex portion 311 and the reflecting portion 312 are located on opposite sides, the arc convex portion 311 corresponds to the LED 21, and the reflecting unit 31 has an opening 310 connecting the arc convex portion 311 and the reflecting portion 312, and the LED 21 passes through the arc convex portion 311 The opening 310 corresponds to the reflective portion 312. It is particularly noted that the above-mentioned LED 21 in this creation is composed of two different The color of the light can be a combination of yellow, red and white light. This creation is through the two different colors of the above-mentioned LED 21 arranged side by side on the same reflective part 3 and the same light-equalizing part 4, thereby The recognition effect of different colors and the functions of lighting and warning are achieved, and the light homogenizing member 4 makes the light emitted by the LEDs 21 evenly diffuse.

The homogenizing element 4 corresponds to all the LEDs 21 and is located on the light path of all the LEDs 21. The homogenizing element 4 has a first surface 41 and a second surface 42, and the second surface 42 is located on the first surface. The opposite side of the surface 41, the first surface 41 faces the LEDs 21, and the second surface 42 is provided with a uniform light microstructure 40. A light emitted by the LEDs 21 passes through the uniform light microstructure 40 to uniformly diffuse the light.

This embodiment is the taillight structure of the car. When the power is turned on, the taillights of the car will be constantly on. The taillights of the car are composed of the LEDs 21, and the LEDs 21 extend into the reflecting part 312, so that the LED 21 emits The light will be reflected several times in the reflecting units 31 by the reflecting part 312, and finally reflected to the light homogenizing member 4, because the second surface 42 of the light homogenizing member 4 has the optical pattern of the uniform light The microstructure 40 can evenly diffuse the light emitted by the LEDs 21.

The conventional uniform light structure uses multiple light collectors. The aforementioned light collectors are convex lenses. The two LEDs 21 in the car lights correspond to one light collector. Therefore, it is necessary to install a considerable number of light collectors, which brings inconvenience to installation. And the lack of high installation cost, this creation improves the previously known structure, uses a single light homogenizing member 4, and arranges the light homogenizing microstructure 40 on it, that is, through the change of the optical pattern, so that uniform light is generated. The effect of reducing installation costs and simplifying installation procedures.

Please refer to Figures 5 and 6, which is the second embodiment of this creation. It includes a lamp holder 1A, a substrate 2A, a single light homogenizing element 3A, and an outer lamp housing 4A. The substrate 2A is arranged on On the lamp holder 1A, a plurality of LEDs 21A are arranged on the substrate 2A.

The light homogenizer 3A is arranged on the lamp holder 1A.

The outer lamp housing 4A is covered with the light homogenizing member 3A.

The homogenizing element 3A corresponds to all the LEDs 21A and is located on the light path of all the LEDs 21A. The homogenizing element 3A has a first surface 31A and a second surface 32A, and the second surface 32A is located on the first surface. The opposite surface of the surface 31A, the first surface 31A faces the LEDs 21A, and the first surface 31A is provided with a plurality of reflectors 311A. The shape of the reflectors 311A corresponds to the recessed shape of the outer lamp housing 4A. The reflector 311A corresponds to all the LEDs 21A and covers the LEDs 21A, and the second surface 32A is provided with a uniform microstructure 321A. A light emitted by the LEDs 21A is reflected by the reflectors 311A to the uniform microstructure. Structure 321A, and then use the uniform light microstructure 321A to uniformly diffuse the light.

Please refer to the seventh and eighth figures, the light homogenizing member 3A has a protruding fixing member 33A, and the fixing member 33A is fixed on the substrate 2A by a locking member 331A.

Based on the description of the above-mentioned embodiments, when we can fully understand the operation, use and effects of this creation, but the above-mentioned embodiments are only the preferred embodiments of this creation, and the implementation of this creation cannot be limited by this. The scope, that is, simple equivalent changes and modifications made according to the scope of the patent application for this creation and the content of the creation description, are all within the scope of this creation.

1: Lamp holder

2: substrate

21: LED

3: reflector

4: Homogeneous parts

5: Outer lamp housing

Claims (10)

A light homogenizing structure for a car lamp, comprising: a substrate; a plurality of LEDs, arranged on the substrate; a single homogenizing element, arranged on a lamp holder, corresponding to all the above LEDs and located on the light path of all the above LEDs, the The homogenizing member has a homogenizing microstructure, and a light emitted by the LEDs passes through the homogenizing microstructure to uniformly diffuse the light. For example, the light homogenizing structure of the vehicle lamp of claim 1, further, a reflector is arranged between the LEDs and the light homogenizing member. For example, the vehicle lamp uniform light structure of claim 2, wherein the reflector is a plurality of reflecting units in the shape of a circular arc column, the reflecting unit has an arc convex part and a concave reflecting part, the arc convex part and the reflecting part On the opposite side, the arc convex portion corresponds to the above-mentioned LED, the reflecting unit also has an opening connecting the arc convex portion and the reflecting portion, and the above-mentioned LED passes through the opening through the arc convex portion to correspond to the reflecting portion. For example, the light homogenizing structure of the vehicle lamp of claim 1, further, a fixing member protruding is provided on the light homogenizing member, and the fixing member is fixed on the base plate. For example, the light homogenizing structure of the vehicle lamp of claim 1, wherein the light homogenizing member has a first surface and a second surface, the second surface is located on the opposite surface of the first surface, and the first surface faces the LEDs, And the second surface is provided with the uniform light microstructure. A vehicle lamp, comprising: a lamp holder; a substrate arranged on the lamp holder; plural LEDs arranged on the substrate; A single homogenizing element is arranged on the lamp holder, corresponding to all the above-mentioned LEDs and located on the light path of all the above-mentioned LEDs. The homogenizing element has a homogenizing microstructure, and one of the light rays emitted by the LEDs passes through the homogenizing element. The microstructure makes the light diffuse uniformly; an outer lamp shell is covered with the light homogenizing part. Such as the vehicle lamp of claim 6, further, a reflector is arranged between the LEDs and the homogenizing element. For example, the car lamp of claim 7, wherein the reflector is a circular columnar plural reflecting unit, the reflecting unit has an arc convex part and a concave reflecting part, the arc convex part and the reflecting part are on opposite sides The arc convex portion corresponds to the above-mentioned LED, the reflecting unit has an opening connected to the arc convex portion and the reflecting portion, and the above-mentioned LED passes through the opening through the arc convex portion to correspond to the reflecting portion. For example, the vehicle lamp of claim 6, further, a fixing member protruding is provided on the light homogenizing member, and the fixing member is fixed on the base plate. For example, the vehicle lamp of claim 6, wherein, the homogenizing member has a first surface and a second surface, the second surface is located on the opposite surface of the first surface, the first surface faces the LEDs, and The second surface is provided with the uniform light microstructure.

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