CN210485600U

CN210485600U - Device of anti-dazzle integral lens for LED illuminating lamp

Info

Publication number: CN210485600U
Application number: CN201920833797.1U
Authority: CN
Inventors: 史杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-05-08
Anticipated expiration: 2029-06-04

Abstract

The utility model relates to a device of an anti-dazzle integral lens for an LED illuminating lamp, which comprises a light distribution lens, an LED light source component and a heat dissipation block; the LED light source component is an LED light source arranged on the circuit substrate; the LED light source component is arranged on the heat dissipation block; the light distribution lens is covered on the LED light source; and a circle of light blocking wall is arranged at the periphery of the light distribution lens to form an anti-dazzle device together with the LED light source. According to the technical scheme, the integral oval light distribution lens and the LED light source arranged in the grating are used, the oval light distribution lens is used for adjusting the direction and the angle of light transmission, and after the light is reflected, refracted or intercepted by the light blocking walls on the four peripheral sides of the integral oval light distribution lens, the anti-dazzle effect is achieved, and discomfort of human eyes is avoided. And through the light interception structural design of the height of the light blocking wall at the periphery of the light distribution lens, the anti-dazzle effect is achieved, the visual perception is improved, and the visual fatigue is relieved.

Description

Device of anti-dazzle integral lens for LED illuminating lamp

Technical Field

The utility model belongs to the technical field of energy-conservation, the LED illumination technology field specifically says so, indicates a device of whole lens of anti-dazzle for LED illumination lamps and lanterns very much.

Background

Under the condition that an LED light source is not provided with any lighting light distribution device, a light intensity distribution curve is in a Lambert shape (as shown in figure 1a), in order to realize large-angle uniform light distribution in the practical application of a lighting lamp, the currently generally adopted scheme is that an elliptical light distribution optical lens 1 is assembled on the LED light source of a road lighting lamp or an indoor lighting lamp, and meanwhile, the LED light distribution optical lens also comprises a sealing rubber ring 2, an LED light source assembly 3 and a heat dissipation block, wherein the LED light source assembly 3 consists of a circuit substrate 3-1 and an LED light source 3-2, and as shown in figure 2, the elliptical light distribution optical lens is made of transparent plastic or transparent glass, so that the large-angle uniform light distribution bat wing light shape (as shown in figure 1b) is realized in the mode. In lighting technology, two main problems are faced, one is how to improve the uniformity of the emitted light, and the other is how to achieve anti-glare.

To current LED lighting device because of illuminance is uneven, produce the glare and lead to the navigating mate to produce fatigue, the not enough of incident appears easily, has had relevant technical scheme to disclose among the prior art, like patent application number: 2015109238147, filing date: the invention is named as: the application discloses a LED grille lamp, and this application discloses a LED grille lamp, including light guide plate, main grid strip, light source board and set up the LED light source on this light source board, this light guide plate sets up the top at this main grid strip, and the top at this main grid strip is fixed to the bottom of this light source board, the LED light source sets up on this light source board, and the lateral wall of this light guide plate corresponds the LED light source setting on this light source board, and this light guide plate is used for refracting the light that this LED light source sent along the direction towards this main grid strip.

The device is through fixing the bottom of light source board at the top of this main grid strip, and through the LED light source setting on corresponding this light source board with the lateral wall of this light guide plate, this light guide plate is used for refracting the light that this LED light source sent along the direction towards this main grid strip simultaneously. Through fixing this light source board on this main grid strip, just saved and set up fixed light source board of fixed knot structure in addition on the grille lamp to make this LED grille lamp can realize even illumination, prevent the purpose of glare. The main grid bars are used for preventing glare and uniformly illuminating, but the brightness is greatly influenced, in order to ensure that the brightness is not influenced, the power of the LED is required to be improved, and a heat dissipation device, a circuit board and the like which are matched with the LED are required, so that the basic energy consumption is improved, and an obvious energy-saving effect is not achieved.

How to overcome the problem that the existing lighting lamp is difficult to obtain higher illumination uniformity and generate glare and does not influence the brightness of the lighting lamp is a technical problem to be solved urgently in the prior art.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device of whole lens of anti-dazzle for LED illumination lamps and lanterns to solve the problem that the light is difficult to obtain higher illumination degree of consistency and production glare now, set up a circle of wall that is in the light that the interception was used through the peripheral four sides of whole oval grading lens and enclose and carry out the interception to the peripheral glare of light that comes out through the lens grading, the main length is to the limit the light that is in the light circle realizes the purpose of anti-dazzle, the wall surface that is in the light simultaneously realizes even light-emitting for plain noodles or frosting cooperation oval grading lens.

The utility model discloses a realize through following technical scheme:

the device of the anti-dazzle integral lens for the LED illuminating lamp comprises a light distribution lens, an LED light source component and a heat dissipation block;

the LED light source assembly is an LED light source arranged on the circuit substrate;

the LED light source assembly is arranged on the heat dissipation block;

the light distribution lens covers the LED light source;

and a circle of light blocking wall is arranged at the periphery of the light distribution lens to form an anti-dazzle device together with the LED light source.

The LED light sources are arranged on the circuit substrate in an array mode.

The light distribution lens is an integral oval light distribution lens.

And a plane is arranged at the top end of the light distribution lens.

The top of the light blocking wall is pointed or platform-shaped.

And the included angle between the vertexes of the two sides of the light blocking wall opposite to the long axis of the light distribution lens and the connecting line of the light source middle points of the LED light source component is 60-140 degrees.

And the included angle between the vertexes of the two sides of the light blocking wall which is opposite to the short shaft of the light distribution lens and the connecting line of the midpoints of the light sources of the LED light source assembly is 50-90 degrees.

And a sealing rubber ring is arranged between the light distribution lens and the heat dissipation block.

The light-facing surface of the light-blocking wall is a smooth surface or a frosted surface so as to enhance reflection or prevent light rays from passing through the light-blocking wall and strengthen the anti-glare effect.

The utility model has the advantages that:

1. according to the technical scheme, the integral oval light distribution lens and the LED light source arranged in the grating are used, the oval light distribution lens is used for adjusting the direction and the angle of light transmission, and after the light is reflected, refracted or intercepted by the light blocking walls on the four peripheral sides of the integral oval light distribution lens, the anti-dazzle effect is achieved, and discomfort of human eyes is avoided.

2. According to the technical scheme, through the light interception structural design of the light blocking wall height at the periphery of the light distribution lens, the light emergent angle can be controlled according to different use environments, the anti-dazzle effect is achieved, the visual feeling is improved, and the visual fatigue is relieved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1a is a Lambertian light distribution curve of an LED light source assembly;

FIG. 1b is a batwing-shaped light distribution curve of the LED light source assembly;

FIG. 2 is an exploded view of a conventional unitary lens arrangement;

fig. 3a is a schematic structural view of an anti-glare monolithic lens of the present invention;

FIG. 3b is a schematic structural diagram of another anti-glare monolithic lens apparatus of the present invention;

FIG. 4 is a cross-sectional view of an apparatus for an anti-glare monolithic lens;

FIG. 5 is a cross-sectional view of another arrangement of anti-glare monolithic lenses;

fig. 6 is a schematic view of the light distribution of the present invention.

Description of the reference numerals

The LED light distribution lens comprises 1 oval light distribution optical lens, 2 sealing rubber rings, 3 LED light source assemblies, 3-1 circuit substrates, 3-2 LED light sources, 10 radiating blocks, 20 LED light source assemblies, 30 light blocking walls, 40 overall oval light distribution lenses, 100 radiating blocks, 200 LED light source assemblies, 300 light blocking walls, 400 overall oval light distribution lenses, 301 cusps and 310 platforms.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

With reference to fig. 3a, the device of an anti-glare integral lens for an LED lighting fixture in the present embodiment includes a light distribution lens, an LED light source assembly 20, and a heat dissipation block 10; the light distribution lens is an integral oval light distribution lens 40.

The LED light source assembly 20 is an LED light source disposed on the circuit substrate; in this embodiment, the LED light sources are arranged on the circuit substrate in an array manner. The circuit substrate may be a conventional circuit substrate or a specific circuit substrate, and the technical scheme of the present application is not affected.

The circuit substrate of the LED light source assembly 20 is fixed on the heat sink 10 by screws.

The light distribution lens is covered on the LED light source; and after the assembly, the integral oval light distribution lens is embedded into the sealing rubber ring and covers the LED light source and is fixed with the radiating block by using screws.

A circle of light blocking wall 30 is arranged on the periphery of the light distribution lens, and the light blocking wall is fixed on the radiating block through screws and forms an anti-dazzle device with the LED light source. The light-facing surface of the light-blocking wall is a light surface so as to enhance the reflection and strengthen the anti-glare effect.

As shown in fig. 4, the included angle γ between the vertex points of the two sides of the light-blocking wall opposite to the long axis of the light distribution lens and the connecting line of the midpoint of the light source of the LED light source assembly is 60 ° to 140 °, the height thereof has the function of light interception, and the adjustment is performed according to different anti-glare requirements of roads.

As shown in fig. 5, an included angle α between a connecting line of top points of two sides of the light blocking wall opposite to the short axis of the light distribution lens and a midpoint of the light source of the LED light source assembly is between 50 ° and 90 °, the height thereof plays a role in intercepting light, and the included angle α can be adjusted according to different anti-glare requirements of roads, such as the light distribution angle is polarized light, as shown in fig. 6.

The top of the light barrier wall is pointed 301 or flat 310, as shown in fig. 4 or fig. 5.

Example 2

With reference to fig. 3b, the device of the anti-glare integral lens for an LED lighting fixture of the present embodiment includes a light distribution lens, an LED light source assembly 200, and a heat dissipation block 100; the light distribution lens is an integral oval light distribution lens 400; the top end of the light distribution lens is provided with a plane.

The LED light source component is an LED light source arranged on the circuit substrate; in this embodiment, the LED light sources are arranged on the circuit substrate in an array manner. The circuit substrate may be a conventional circuit substrate or a specific circuit substrate, and the technical scheme of the present application is not affected.

And a circuit substrate of the LED light source assembly is fixedly arranged on the heat dissipation block through screws.

A circle of light blocking wall 300 is arranged on the periphery of the light distribution lens, and the light blocking wall is fixed on the radiating block through screws and forms an anti-glare device with the LED light source. The light-facing surface of the light-blocking wall is a light surface so as to enhance the reflection and strengthen the anti-glare effect.

Example 3

The structure of this embodiment is the same as that of embodiment 1, except that the light facing surface of the light-blocking wall is a frosted surface to prevent light from passing through the light-blocking wall, thereby enhancing the anti-glare effect.

Example 4

The structure of this embodiment is the same as that of embodiment 2, except that the light facing surface of the light-blocking wall is a frosted surface to prevent light from passing through the light-blocking wall, thereby enhancing the anti-glare effect.

The application also provides an application of the device of the anti-dazzle integral lens for the LED illuminating lamp, which uses the device of the anti-dazzle integral lens for the LED illuminating lamp, and the device of the anti-dazzle integral lens for the LED illuminating lamp is formed by various arrays and is used for the illuminating lamp.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The device of the anti-dazzle integral lens for the LED illuminating lamp is characterized by comprising a light distribution lens, an LED light source component and a heat dissipation block;

the LED light source assembly is arranged on the heat dissipation block;

the light distribution lens covers the LED light source;

2. The apparatus of the anti-glare unitary lens for the LED lighting fixture of claim 1, wherein the LED light sources are arranged on the circuit substrate in an array.

3. The apparatus of the anti-glare integral lens for the LED lighting fixture as claimed in claim 1, wherein the light distribution lens is an integral elliptical light distribution lens.

4. The apparatus of an anti-glare integral lens for an LED lighting fixture as claimed in claim 3, wherein a plane is disposed at the tip of the light distribution lens.

5. The apparatus of the antiglare monolithic lens for an LED lighting fixture as set forth in claim 1, wherein the top of the light-blocking enclosure is pointed or flat.

6. The apparatus of claim 3, wherein the angle between the vertex of the light-blocking wall opposite to the long axis of the light distribution lens and the line connecting the light source middle points of the LED light source assembly is 60 ° to 140 °.

7. The apparatus of claim 3, wherein an angle between vertexes of two sides of the light-blocking wall opposite to the minor axis of the light distribution lens and a connecting line of midpoints of light sources of the LED light source assembly is 50 ° to 90 °.

8. The apparatus of the anti-glare integral lens for the LED lighting fixture as claimed in claim 1, wherein a sealing rubber ring is disposed between the light distribution lens and the heat dissipation block.

9. The apparatus of an anti-glare unitary lens for an LED lighting fixture as claimed in claim 1, wherein the light-facing surface of the light-blocking wall is a smooth surface or a frosted surface to enhance reflection or prevent light from passing through the light-blocking wall and enhance anti-glare effect.