CN217540631U - Light guide structure of indicator light - Google Patents

Abstract

The utility model discloses an pilot lamp light-directing structure, include: the LED lamp comprises a shell, a light source and a light source, wherein the shell is provided with a PCB (printed circuit board), and the PCB is provided with an LED lamp which is used for providing a light source; the light guide plate is arranged at the port of the shell and can guide light to the light source, and a light guide column and a groove corresponding to the light guide column are arranged on the light guide plate; the decorative plate covers the upper end face of the light guide plate, and light guide channels are formed on two sides of the decorative plate and the edge of the port of the shell; the LED lamp guides the light source through the light guide column, refracts the light source through the groove and then emits the light source through the light guide channel. This pilot lamp light-directing structure, simple structure, under the prerequisite of not image leaded light, practical life is longer, and the fault rate is lower, has more the practicality.

Description

Light guide structure of indicator light

Technical Field

The utility model relates to a light source leaded light field especially relates to an pilot lamp light-directing structure.

Background

With the development of economy, people have higher and higher requirements on the quality of life. Especially in the aspect of household appliances, in the dark, if the light source does not indicate, the switch of the bedroom or living room lamp is difficult to find, which brings inconvenience. And be equipped with the pilot lamp on some switches, but the pilot lamp is buried underground in the edge of switch mostly, exposes the circuit very easily, and not only pleasing to the eye but also cause the break of pilot lamp circuit very easily and cause the outage, unable instruction like this. And also brings inconvenience to life.

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

An object of the utility model is to provide an pilot lamp light-directing structure, it can effectively alleviate the not good problem of pilot lamp leaded light effect.

In order to achieve the above object, the utility model provides an indicator light-guiding structure, include: the LED lamp comprises a shell, a light source and a light source, wherein the shell is provided with a PCB (printed circuit board), and the PCB is provided with an LED lamp which is used for providing a light source; the light guide plate is arranged at the port of the shell and can guide light to the light source, and a light guide column and a groove corresponding to the light guide column are arranged on the light guide plate; the decorative plate covers the upper end face of the light guide plate, and light guide channels are formed on two sides of the decorative plate and the edge of the port of the shell; the LED lamp guides the light source through the light guide column, refracts the light source through the groove and then emits the light source through the light guide channel.

In one or more embodiments, the light guide plate is made of a light guide material.

In one or more embodiments, the light guide is a cylinder.

In one or more embodiments, the recess is conical in shape.

In one or more embodiments, the number of the light guide columns on the light guide plate is not less than two.

In one or more embodiments, the number of the grooves is correspondingly matched with the number of the light guide columns.

In one or more embodiments, the groove is a cone structure recessed in the light guide plate.

Compared with the prior art, according to the utility model discloses an pilot lamp light-directing structure locates the pilot lamp in the casing to carry out the refraction through leaded light material and distribute away the light source, form the light source and instruct, thereby be convenient for look for the switch and open the illumination. Meanwhile, the trouble of line leakage and line breakage caused by external wiring of the switch shell is avoided, the failure rate is low, and the practicability is higher.

Drawings

Fig. 1 is a perspective cross-sectional view of an indicator light guiding structure according to an embodiment of the present invention;

fig. 2 is a perspective view of a light guide plate of an indicator light guide structure according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a light guide plate of an indicator light guide structure according to an embodiment of the present invention.

Description of the main reference numerals:

1. a housing; 2. a PCB board; 3. an LED lamp; 4. a decorative plate; 5. a light guide plate; 6. a light guide pillar; 7. a groove; 8. a light-conducting channel.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations such as "comprises" or "comprising", etc., will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1 to 3, the light guide structure of the indicator light according to an embodiment of the present invention includes a housing 1, a light guide plate 5, and a decorative plate 4. A light source is arranged in the housing 1. The light guide plate 5 is clamped and fixed at the upper port of the shell 1, and the decorative plate 4 covers the upper surface of the light guide plate 5, so that light guide channels 8 are formed on two sides of the decorative plate 4 and the edge of the port of the shell 1. The light source is guided by the light guide column 6, refracted by the groove 7 and then emitted through the light guide channel 8, so that light source indication is formed.

As shown in fig. 1, 2 and 3, in one embodiment, a PCB board 2 is installed in the housing 1, an LED lamp 3 is connected to the PCB board 2, and the LED lamp 3 is used for providing a light source.

Specifically, the light guide plate 5 is made of a light guide material. The light guide plate 5 is provided with a light guide column 6 and a groove 7, and the light guide column 6 and the groove 7 are correspondingly arranged. The light guide column 6 is of a cylindrical structure, the groove 7 is of a conical structure, and the narrow end of the groove 7 corresponds to one end of the light guide column 6. The other end of the light guide column 6 corresponds to the LED lamp 3, the LED lamp 3 is guided to the groove 7, most of light of a light source is emitted from the light guide channel 8 after being refracted by the groove 7, and light source indication is formed.

Specifically, each light guide plate 5 is provided with two light guide columns 6, and correspondingly, each light guide plate 5 is also provided with two grooves 7. Of course, the number of the light guide posts 6 and the grooves 7 can be designed according to actual requirements.

The utility model discloses an pilot lamp light-directing structure, its working process as follows:

at first PCB board 2 controls the lamp of LED lamp 3 according to personnel's operating switch and bright with the lamp goes out, and when LED lamp 3 was bright, the light source guided light to recess 7 department through leaded light post 6, and light is derived the light of most light sources through leaded light passageway 8 after 7 refractions of recess again, forms the light source and instructs.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application, to thereby enable others skilled in the art to make and utilize various exemplary embodiments of the invention and various alternatives and modifications. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims (7)

1. An indicator light guide structure, comprising:

the LED lamp comprises a shell, a light source and a light source, wherein the shell is provided with a PCB (printed circuit board), and the PCB is provided with an LED lamp which is used for providing a light source;

the light guide plate is arranged at the port of the shell and can guide light to the light source, and a light guide column and a groove corresponding to the light guide column are arranged on the light guide plate; and

the decorative plate covers the upper surface of the light guide plate, and two sides of the decorative plate and the edge of the port of the shell form a light guide channel;

the LED lamp guides the light source through the light guide column, refracts the light source through the groove and then emits the light source through the light guide channel.

2. The light guide structure of claim 1, wherein the light guide plate is made of a light guide material.

3. The light guide structure of claim 1, wherein the light guide post is a cylinder.

4. The light guide structure of claim 1, wherein the groove is in the shape of a cone.

5. The light guide structure of claim 1, wherein the number of light guide posts on the light guide plate is not less than two.

6. The light guide structure of claim 5, wherein the number of the grooves is correspondingly matched with the number of the light guide posts.

7. The light guide structure of claim 1, wherein the groove is a cone-shaped structure recessed in the light guide plate.

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