CN217464165U - Light guide plate based on top of table lamp - Google Patents

Abstract

The utility model relates to a lamps and lanterns technical field's a light guide plate based on desk lamp top, including light source mount pad, luminance reinforcing plate and shell, the side at the shell is installed to the light source mount pad, the reflecting plate is all installed to lateral wall in the shell and the top surface in the shell, and the lower extreme in the shell is installed to the luminance reinforcing plate, the below of luminance reinforcing plate is equipped with the glass board, and the bottom surface at the shell is installed to the glass board. The brightness enhancement plate comprises a reflector, a light guide plate and a diffusion plate, wherein the diffusion plate comprises a first diffusion plate and a second diffusion plate which are respectively the reflector, the light guide plate, the first diffusion plate and the second diffusion plate from top to bottom. The utility model discloses the brightness enhancement board that sets up, the brightness enhancement board can play the effect of dispersion and reinforcing to the light source of kicking into.

Description

Light guide plate based on top of desk lamp

Technical Field

The utility model relates to the technical field of lighting fittings, specifically be a light guide plate based on desk lamp top.

Background

Chinese patent publication No. CN206757089U discloses a light guide plate for a desk lamp: however, the light guide plate has the following problems: 1) the brightness of the light source cannot be enhanced. 2) The light is too strong in the area not covered by the light guide plate.

At present, most of common table lamps are in a direct type light emitting mode, light is emitted directly through a diffusion cover or a reflector, table top illumination is achieved, the illumination range is mainly concentrated below a lamp holder, light uniformity on the table top is poor, glare is too strong due to light reflection, and comfort is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving above defect, provide a light guide plate based on desk lamp top.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a light guide plate based on desk lamp top, includes light source mount pad, luminance reinforcing plate and shell, and the side at the shell is installed to the light source mount pad, the reflecting plate is all installed to lateral wall in the shell and the top surface in the shell, and the lower extreme in the shell is installed to the luminance reinforcing plate, the below of luminance reinforcing plate is equipped with the glass board, and the bottom surface at the shell is installed to the glass board.

Furthermore, the brightness enhancement plate comprises a reflector plate, a light guide plate and a diffusion plate, the diffusion plate comprises a first diffusion plate and a second diffusion plate, and the reflector plate, the light guide plate, the first diffusion plate and the second diffusion plate are respectively installed from top to bottom.

Furthermore, a plurality of hexagonal bulges are arranged on the bottom surface of the glass plate. The hexagonal protrusions can assist light source diffusion.

Furthermore, a snap ring is arranged on the edge of the bottom surface of the shell. The snap ring can prevent the glass plate from accidentally falling.

The utility model has the advantages as follows:

compared with the prior art, the utility model discloses the luminance enhancement board that sets up, the luminance enhancement board can play the effect of dispersion and reinforcing to the light source that kicks into.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a cross-sectional view of an embodiment of the present invention;

in the figure: 1-light source mounting seat, 2-shell, 3-reflecting plate, 4-reflecting plate, 5-light guide plate, 6-first diffusion plate, 7-second diffusion plate, 8-glass plate and 9-snap ring.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1-2, the light guide plate based on the top of the desk lamp includes a light source mounting base 1, a brightness enhancement plate and a housing 2, the light source mounting base 1 is installed on the side surface of the housing 2, the side wall in the housing 2 and the top surface in the housing 2 are both installed with a reflection plate 3, the brightness enhancement plate is installed at the lower end in the housing 2, a glass plate 8 is installed below the brightness enhancement plate, and the glass plate 8 is installed on the bottom surface of the housing 2. The brightness enhancement plate comprises a reflector plate 4, a light guide plate 5 and a diffusion plate, the diffusion plate comprises a first diffusion plate 6 and a second diffusion plate 7, and the reflector plate 4, the light guide plate 5, the first diffusion plate 6 and the second diffusion plate 7 are respectively installed from top to bottom.

The bottom surface of the glass plate 8 is provided with a plurality of hexagonal bulges. The hexagonal protrusions can assist light source diffusion. The edge of the bottom surface of the shell 2 is provided with a snap ring 9. The snap ring 9 prevents the glass plate 8 from falling off accidentally.

The utility model discloses the luminance enhancement board that sets up, the luminance enhancement board can play the effect of dispersion and reinforcing to the light source that kicks into.

The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.

Claims (4)

1. The utility model provides a light guide plate based on desk lamp top, includes light source mount pad, luminance reinforcing plate and shell, its characterized in that: the light source mounting seat is mounted on the side face of the shell, the reflecting plates are mounted on the side wall in the shell and the top face in the shell, the brightness enhancement plate is mounted at the lower end in the shell, the glass plate is arranged below the brightness enhancement plate, and the glass plate is mounted on the bottom face of the shell.

2. The light guide plate based on the top of the desk lamp as claimed in claim 1, wherein: the brightness enhancement plate comprises a reflector, a light guide plate and a diffusion sheet, the diffusion sheet comprises a first diffusion sheet and a second diffusion sheet, and the reflector, the light guide plate, the first diffusion sheet and the second diffusion sheet are respectively installed from top to bottom.

3. The light guide plate based on the top of the desk lamp as claimed in claim 1, wherein: the bottom surface of the glass plate is provided with a plurality of hexagonal bulges.

4. The light guide plate based on the top of the desk lamp as claimed in claim 1, wherein: and a snap ring is arranged on the edge of the bottom surface of the shell.

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