Light guide plate structure

Abstract

The utility model relates to a light guide plate structure, which aims to solve the technical problem that the product quality is affected due to the fact that the current three-side sticker is high in precision and easy to wrinkle, and comprises a light guide plate body and a light sealing structure, the light sealing structures are arranged on three sides of the light guide plate body; the light sealing structure comprises an L-shaped strip and a U-shaped sealing plate; the four L-shaped strips are fixedly arranged at the upper end and the lower end of the two sides of the light guide plate body respectively. The inserting cavities of the two L-shaped strips on the same side correspond to each other; the U-shaped sealing plates are clamped on three sides of the light guide plate body; inserting plates are fixedly arranged on the inner sides of the two extending sections of the U-shaped sealing plate correspondingly, and the inserting plates are matched with the inserting cavities of the two L-shaped strips on the same side in an inserted mode. The light guide plate has the advantages that light sealing is carried out on the three edges of the backlight source of the light guide plate body in an inserting mode, and the light guide plate is more efficient and faster.

Description

Technical Field

[0001] The utility model relates to the technical field of backlight sources, in particular to a light guide plate structure. Background Art

[0002] The backlight is a light source located behind the LCD display. Its luminous effect will directly affect the visual effect of the LCD module. The backlight includes a light guide plate, a plastic frame, an aluminum back plate, a reflective sheet, a diffuser, etc.

[0003] The three sides of the light guide plate away from the light source need to be sealed. The general way is to stick sealing paper on them. However, the three-sided stickers have high precision and are prone to wrinkles, which affects product quality.

[0004] In view of this, we propose a light guide plate structure. Utility Model Content

[0005] The purpose of the utility model is to overcome the deficiencies of the prior art, meet practical needs, and provide a light guide plate structure to solve the technical problem that the current three-sided stickers have high precision and are prone to wrinkles, which affects product quality.

[0006] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: designing a light guide plate structure, including a light guide plate body and a light sealing structure;

[0007] The light sealing structure is arranged on three sides of the light guide plate body;

[0008] The light sealing structure comprises an L-shaped strip and a U-shaped sealing plate;

[0009] Four L-shaped strips are respectively fixed on the upper and lower ends of both sides of the light guide plate body;

[0010] Wherein, the insertion cavities of the two L-shaped strips on the same side correspond;

[0011] The U-shaped sealing plate is clamped on three sides of the light guide plate body;

[0012] Wherein, plug plates are fixedly arranged on the inner sides of the two extension sections of the U-shaped sealing plate, respectively, and the plug plates are plugged into and matched with the plug-in cavities of the two L-shaped strips on the same side;

[0013] Wherein, the three side connections of the light guide plate body are coated with glue.

[0014] Preferably, the plug board is designed in an I-shaped structure, and the inner side of the plug board is plugged into the plug-in cavities of the two L-shaped strips on the same side.

[0015] Preferably, the outer wall of the U-shaped sealing plate is coated with light-sealing paint.

[0016] Preferably, an embedding plate is fixedly provided at the backlight end of the light guide plate body, an embedding groove is opened on the inner side of the transverse section of the U-shaped sealing plate, and the embedding plate is snap-fitted with the embedding groove.

[0017] Preferably, the engaging side of the engaging plate is designed in a wave-shaped structure, and the engaging plate is adapted to the engaging groove.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The utility model has the advantages of sealing the three sides of the backlight source of the light guide plate body by arranging L-shaped strips, U-shaped sealing plates and plug-in plates, which is more efficient and quicker, and solves the problem that the three-side stickers have high precision and are prone to wrinkles, affecting product quality.

[0020] 2. The utility model has the advantages of providing a fitting plate and a fitting groove, so that the fitting plate and the fitting groove are butted against each other, and a larger contact area is provided during gluing, and the gluing is more firm. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the split structure of the utility model;

[0023] Figure 3 For the utility model Figure 2 A magnified schematic diagram of point A;

[0024] Figure 4 For the utility model Figure 2 An enlarged schematic diagram of point B;

[0025] Figure 5 It is a schematic diagram of the cross-sectional connection structure of the light guide plate body and the U-shaped sealing plate of the utility model;

[0026] Figure 6 For the utility model Figure 5 An enlarged schematic diagram of point C;

[0027] In the figure: 1. Light guide plate body; 2. Light sealing structure;

[0028] 101. Chimeric board;

[0029] 201, L-shaped strip; 202, U-shaped sealing plate; 203, plug plate; 204, light-sealing paint;

[0030] 2021. Fitting slot. DETAILED DESCRIPTION

[0031] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0032] Embodiment 1: A light guide plate structure, see Figures 1 to 6 , including a light guide plate body 1, and also including a light sealing structure 2; the light sealing structure 2 is arranged on three sides of the light guide plate body 1;

[0033] The light sealing structure 2 includes an L-shaped strip 201 and a U-shaped sealing plate 202; the four L-shaped strips 201 are respectively fixed at the upper and lower ends on both sides of the light guide plate body 1; wherein, the insertion cavities of the two L-shaped strips 201 on the same side correspond; the U-shaped sealing plate 202 is snapped onto the three sides of the light guide plate body 1; wherein, the inner sides of the two extended sections of the U-shaped sealing plate 202 are respectively fixed with insertion plates 203, and the insertion plates 203 are plugged into and matched with the insertion cavities of the two L-shaped strips 201 on the same side; wherein, the three side connections of the light guide plate body 1 are coated with glue.

[0034] The utility model has the advantages of sealing the three sides of the backlight source of the light guide plate body 1 by arranging an L-shaped strip 201, a U-shaped sealing plate 202 and an inserting plate 203, which is more efficient and quicker, and solves the problem that the three-side stickers have high precision and are prone to wrinkles, thus affecting product quality.

[0035] Specifically, the plug board 203 is designed in an I-shaped structure, and the inner side of the plug board 203 is plugged into the plug-in cavities of the two L-shaped strips 201 on the same side; the I-shaped plug board 203 remains stable after being plugged into the plug-in cavities of the two L-shaped strips 201 .

[0036] Furthermore, the outer wall of the U-shaped sealing plate 202 is coated with a light-sealing coating 204 , and the light-sealing coating 204 is used to further seal the outer wall of the U-shaped sealing plate 202 .

[0037] Furthermore, the backlight end of the light guide body 1 is fixed with an interlocking plate 101, and the U-shaped sealing plate 202 has an interlocking groove 2021 formed inside the transverse section, and the interlocking plate 101 is engaged with the interlocking groove 2021. The interlocking side of the interlocking plate 101 is designed in a wavy structure, and the interlocking plate 101 is adapted to the interlocking groove 2021.

[0038] The utility model has the advantages of providing the embedding plate 101 and the embedding groove 2021, so that the embedding plate 101 and the embedding groove 2021 are butted against each other, and a larger contact area is provided during gluing, and the gluing is more firm.

[0039] Working principle: Using the device of the utility model, glue is applied on the three sides of the light guide plate body 1, the U-shaped sealing plate 202 is clamped on the three sides of the light guide plate body 1, and the plug-in plate 203 is inserted into the insertion cavity of the two L-shaped strips 201 on the same side until the U-shaped sealing plate 202 seals the three sides of the backlight of the light guide plate body 1. At this time, the interlocking plate 101 is clamped with the interlocking groove 2021, and the three sides of the backlight source of the light guide plate body 1 are efficiently sealed.

[0040] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A light guide plate structure, comprising a light guide plate body (1), characterized in that: Also includes: A light sealing structure (2) is arranged on three sides of the light guide plate body (1); The light sealing structure (2) comprises: Four L-shaped strips (201) are respectively fixedly mounted on the upper and lower ends of both sides of the light guide plate body (1); Wherein, the insertion cavities of the two L-shaped strips (201) on the same side correspond to each other; A U-shaped sealing plate (202) is clamped on three sides of the light guide plate body (1); Wherein, plug plates (203) are respectively fixedly arranged on the inner sides of the two extended sections of the U-shaped sealing plate (202), and the plug plates (203) are plugged into and matched with the plug-in cavities of the two L-shaped strips (201) on the same side; Wherein, the three side connections of the light guide plate body (1) are all coated with glue.

2. A light guide plate structure as claimed in claim 1, characterized in that: The plug board (203) is designed in an I-shaped structure, and the inner side of the plug board (203) is plugged into the plug-in cavities of the two L-shaped strips (201) on the same side.

3. A light guide plate structure as claimed in claim 1, characterized in that: The outer wall of the U-shaped sealing plate (202) is coated with light-sealing paint (204).

4. A light guide plate structure as claimed in claim 1, characterized in that: The backlight end of the light guide plate body (1) is fixedly provided with an engaging plate (101), the inner side of the transverse section of the U-shaped sealing plate (202) is provided with an engaging groove (2021), and the engaging plate (101) is snap-fitted with the engaging groove (2021).

5. A light guide plate structure as claimed in claim 4, characterized in that: The engaging side of the engaging plate (101) is designed in a wave-shaped structure, and the engaging plate (101) is adapted to the engaging groove (2021).

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