CN210532159U

CN210532159U - LED table position ruler

Info

Publication number: CN210532159U
Application number: CN201921508457.8U
Authority: CN
Inventors: 储浩
Original assignee: Dongguan Lihaode Electronic Co ltd
Current assignee: Dongguan Lihaode Electronic Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-05-15
Anticipated expiration: 2029-09-10

Abstract

The utility model discloses a LED platform position chi, including LED lamp, reflective paper, leaded light lens, astigmatic paper and platform position chi, the leaded light lens sets up on the reflective paper, one side of leaded light lens, reflective paper is equipped with corresponding LED mounting groove, the LED lamp sets up in the LED mounting groove, the astigmatic paper sets up on the leaded light lens, the platform position chi sets up on the astigmatic paper, the LED lamp lights the back, converts the side light source into the area source and leaded light to astigmatic paper and reflective paper through the leaded light lens on, the light of leaded light on to the reflective paper reflects back through the reflective paper, concentrates on the paper of going on the diffusion again, and platform position astigmatism chi lights. The utility model adopts the lateral light emitting mode, and the light emitting range is enlarged without adding LEDs; the bottom of the light guide plate is provided with the reflective paper, and light guided to the reflective paper can be reflected back through the reflective paper, so that the light emitting efficiency of the light source is improved; the light-emitting surface is provided with the light-emitting paper, so that the light-emitting paper has the functions of homogenizing the light source and correcting the light source.

Description

LED table position ruler

Technical Field

The utility model relates to a platform chi technical field, concretely relates to LED platform chi.

Background

In recent years, LEDs (Light Emitting diodes) have been widely used in the field of illumination because of their advantages such as no pollution, good color rendering properties, and energy saving, and in the field of application to display devices such as liquid crystal televisions and notebook personal computers, LEDs have been replacing CCFLs (Cold Cathode Fluorescent lamps) and have become mainstream backlight sources.

At present, for the light emitting of the position ruler, the packaged LED is welded on a PCB through tin paste, the method is mature, but the working procedures are too many, a wafer needs to be fixed through a bracket, the light emitting range of the method is limited, and the light emitting range is enlarged through a plurality of LEDs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's not enough, provide an adopt luminous form of side income formula for it is even to give out light, the LED station chi that luminous scope is big.

The technical scheme of the utility model as follows:

the utility model provides a LED bench position chi, includes LED lamp, reflection of light paper, leaded light lens, astigmatic paper and bench position chi, the leaded light lens sets up on the reflection of light paper, one side of leaded light lens, reflection of light paper is equipped with corresponding LED mounting groove, the LED lamp sets up in the LED mounting groove, the astigmatism paper sets up on the leaded light lens, the bench position chi sets up on the astigmatism paper, the LED lamp is lighted the back, converts the side light source into the area source and leaded light to astigmatism paper and reflection of light through the leaded light lens on, and the light of leaded light on to the reflection of light paper reflects back through reflection of light paper, concentrates on the diffusion on the astigmatism paper again, and the bench position chi is lighted.

Further, the reflective paper is an optical film.

Further, the reflective paper adopts a PET reflective film with a reflective function.

Furthermore, a plurality of uniformly distributed grain drying pocks are arranged on the opposite surface of the light guide lens and the reflective paper.

Furthermore, the light diffusion paper has the functions of homogenizing a light source and correcting the light source, the surface of the light diffusion paper opposite to the light guide lens is a smooth surface of the isolation layer, and the surface of the light diffusion paper opposite to the position ruler is a rough surface of the light diffusion layer.

Further, the station ruler is provided with a station mark.

Further, the LED position ruler is rectangular.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model can convert the side light source into the surface light source to guide light through the light guide lens, adopts the side-entering type light emitting form, and increases the light emitting range without adding LED;

2. the light guide lens is provided with the grain-drying pockmarks, so that the light can be uniformly emitted;

3. the bottom of the light guide plate is provided with the reflective paper, and light guided to the reflective paper can be reflected back through the reflective paper, so that the light emitting efficiency of the light source is improved;

4. the light-emitting surface is provided with the light-emitting paper, so that the light-emitting paper has the functions of homogenizing the light source and correcting the light source.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is an installation schematic view of an LED bench scale provided by the present invention;

fig. 2 is an exploded view of the LED position scale provided by the present invention;

fig. 3 is a schematic structural view of the light guide lens of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In order to explain the technical solution of the present invention, the following description is made by using specific examples.

Examples

Referring to fig. 1 and 2, the LED bench scale provided in this embodiment includes an LED lamp 1, a reflective paper 2, a light guide lens 3, an astigmatic paper 4, and a bench scale 5, wherein the light guide lens 3 is disposed on the reflective paper 2, one side of the light guide lens 3 and the reflective paper 2 is provided with a corresponding LED mounting groove 6, the LED lamp 1 is disposed in the LED mounting groove 6, the astigmatic paper 4 is disposed on the light guide lens 3, and the bench scale 2 is disposed on the astigmatic paper 4.

The working principle is as follows: after the LED lamp 1 is lighted, a side light source is converted into a surface light source through the light guide lens 3 and guided to the light scattering paper 4 and the light reflecting paper 2, light guided to the light reflecting paper 2 is reflected back through the light reflecting paper 2 and then is concentrated on the light scattering paper 4 for diffusion, and the desk position ruler 5 is lighted.

Wherein, reflective paper 2 is an optical film, and the material has the multiple: PET PP PVC, and the like.

In this embodiment, the reflective paper 2 is a reflective PET reflective film. Therefore, the light guided to the reflective paper 2 is reflected back, so that the brightness and lumen of the light source can be improved, and the luminous efficiency of the light source is improved.

The light guide lens 3 can convert a side light source into a surface light source to guide light.

In this embodiment, as shown in fig. 3, a plurality of uniformly distributed bur spots 7 are disposed on the surface of the light guide lens 3 opposite to the reflective paper 2. The light emission can be made uniform.

The LED lamp 1 adopts a side-in type light emitting mode, the light emitting range is enlarged without adding an LED, light emitting in a large range can be realized by only one LED lamp, and the cost is saved.

The light diffusion paper 4 has the functions of homogenizing a light source and correcting the light source, the surface of the light diffusion paper opposite to the light guide lens 3 is an isolation layer smooth surface, and the surface of the light diffusion paper opposite to the position ruler 5 is a light diffusion layer rough surface.

The station ruler 5 is used for displaying stations, and station marks are arranged on the station ruler 5 and comprise FM station representation and AM station representation.

In this embodiment, the LED position scale is rectangular. Of course, other shapes may be designed.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a LED position chi which characterized in that: including LED lamp, reflective paper, leaded light lens, astigmatic paper and station chi, the leaded light lens sets up on the reflective paper, one side of leaded light lens, reflective paper is equipped with corresponding LED mounting groove, the LED lamp sets up in the LED mounting groove, astigmatic paper sets up on the leaded light lens, the station chi sets up on the astigmatic paper, the LED lamp is lighted the back, converts the side light source into the area source and leaded light to astigmatic paper and reflective paper through the leaded light lens on, and the light of leaded light on the reflective paper reflects back through reflective paper, concentrates on the astigmatic paper again and spreads, and the station chi lights.

2. The LED scale of claim 1, wherein: the reflective paper is an optical film.

3. The LED scale of claim 2, wherein: the reflective paper adopts a PET reflective film with a reflective function.

4. The LED scale of claim 1, wherein: and a plurality of uniformly distributed grain-drying pocks are arranged on the opposite surface of the light guide lens and the reflective paper.

5. The LED scale of claim 1, wherein: the light scattering paper has the functions of homogenizing a light source and correcting the light source, the surface of the light scattering paper opposite to the light guide lens is an isolation layer smooth surface, and the surface of the light scattering paper opposite to the position ruler is a light scattering layer rough surface.

6. The LED scale of claim 1, wherein: the station ruler is provided with a station mark.

7. The LED position scale according to any one of claims 1 to 6, wherein: the LED position ruler is rectangular.