CN216449783U - Light guide module of notebook display screen - Google Patents
Light guide module of notebook display screen Download PDFInfo
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- CN216449783U CN216449783U CN202123282097.4U CN202123282097U CN216449783U CN 216449783 U CN216449783 U CN 216449783U CN 202123282097 U CN202123282097 U CN 202123282097U CN 216449783 U CN216449783 U CN 216449783U
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- light guide
- guide plate
- display screen
- inclined plane
- guide module
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Abstract
The utility model relates to a light guide module of a notebook computer display screen, which comprises a reflector plate, a light bar and a light guide plate, wherein the light bar is arranged on the reflector plate, the reflector plate is arranged below the light guide plate, the edge of the upper surface of the light guide plate is provided with a rubber frame, the upper surface of the light guide plate is provided with a plurality of net points, the net points comprise an inclined plane and a curved surface, the inclined plane is formed by extending downwards the upper surface, the curved surface is arranged around the inclined plane, the inclined plane is connected with the curved surface to form a concave part, the upper surface of the light guide plate is provided with a lower diffusion sheet, a lower brightness enhancement sheet is arranged above the lower diffusion sheet, an upper brightness enhancement sheet is arranged above the lower brightness enhancement sheet, and an upper diffusion sheet is arranged above the upper brightness enhancement sheet. The light guide module of the notebook computer display screen adopts the horseshoe-shaped dot-impact light guide plate, so that the backlight brightness is improved by 8%, the highlight intensifying used by the backlight can be reduced, and the cost is reduced without influencing the brightness.
Description
Technical Field
The utility model relates to the technical field of notebook display, in particular to a light guide module of a notebook display screen.
Background
The notebook display screen usually adopts the leaded light module, and the leaded light module includes the light guide plate, and the light guide plate utilizes optics level ya keli PC panel, then with having high refractive index and the high-tech material that does not absorb light, prints the leaded light point with laser sculpture, V type cross net sculpture, UV screen printing technique at optics level ya keli panel bottom surface. The optical-grade acrylic sheet is used for absorbing the light emitted from the lamp to stay on the surface of the optical-grade acrylic sheet, when the light irradiates each light guide point, the reflected light can be diffused towards each angle, and then the reflected light is damaged, so that the light is emitted from the front surface of the light guide plate. The light guide plate can uniformly emit light through various light guide points with different densities and sizes. The reflecting sheet is used for reflecting the light with the bottom surface exposed back to the light guide plate so as to improve the use efficiency of the light. The design mainly adopts the laser mesh point light guide plate at present in the notebook computer, this kind of design produces and has the disadvantage 1. produce the luminance of the laser light guide plate and lower than hitting the luminance of the point light guide plate; 2. when the laser light guide plate is used as a high-end product, the brightness required by a customer is higher, and the brightness requirement of the customer cannot be met; 3. the mesh points of the laser light guide plate are irregular in crater shape, and are easy to generate white points and other defects in the forming process; 4. the craters of the mesh points of the laser light guide plate are irregular, and foreign matter white points are easily generated due to the friction between the light guide plate and reflection during assembly;
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides the light guide module of the notebook computer display screen, which has higher brightness, is not easy to generate white points and effectively reduces the cost.
The specific technical scheme is as follows: the utility model provides a light guide module of notebook display screen, includes the reflector plate, lamp strip and light guide plate, the lamp strip sets up on the reflector plate, and the reflector plate sets up in the light guide plate below, the edge of the upper surface of light guide plate is equipped with gluey frame, and the upper surface is equipped with the site, and the site has a plurality ofly, and the site includes inclined plane and curved surface, and the inclined plane is formed by upper surface downwardly extending, and the curved surface encircles the inclined plane setting, and inclined plane and curved surface are connected and are formed the depressed part, the upper surface of light guide plate is equipped with down the diffusion piece, and diffusion piece top is equipped with down the piece that adds lustre to, and the piece top that adds lustre to is equipped with down adds lustre to the piece top, goes up the piece top of adding lustre to be equipped with and adds lustre to be equipped with.
Preferably, the recess is horseshoe-shaped.
Preferably, the reflector plate is arranged on the iron frame, and the black adhesive tape is arranged above the upper brightness enhancement sheet.
Preferably, the glue frame and the light guide plate are connected by a double-sided adhesive tape of the glue frame.
Preferably, the upper surface of the light guide plate is provided with a notch structure, and a plurality of notch structures are arranged at intervals.
Preferably, the notch structure is disposed at the light exit area and the edge area of the upper surface.
Preferably, the notch structure is a diamond shape.
The utility model has the technical effects that: the light guide module of the notebook computer display screen adopts the horseshoe-shaped dot-hitting light guide plate, so that the backlight brightness is improved by 8%, the backlight highlight intensifying can be reduced, and the cost is reduced without influencing the brightness.
Drawings
Fig. 1 is a schematic diagram of a light guide module of a notebook display screen according to an embodiment of the present invention.
Fig. 2 is a cross-sectional view of a light guide plate according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of a dot in an embodiment of the utility model.
FIG. 4 is a schematic view of a notch configuration of an embodiment of the present invention.
Detailed Description
The essential features and advantages of the utility model will be further explained below with reference to examples, but the utility model is not limited to the examples listed.
As shown in fig. 1 to 4, the light guide module of the notebook display screen of the present embodiment includes a reflector plate 1, a light bar 2 and a light guide plate 3, wherein the light bar 2 is disposed on the reflector plate 1, and the reflector plate 1 is disposed below the light guide plate 3. The edge of the upper surface 31 of the light guide plate 3 is provided with a rubber frame 4, the upper surface 31 is provided with a plurality of screen dots 5, and the screen dots 5 are multiple. The screen dot 5 comprises an inclined surface 51 and a curved surface 52, wherein the inclined surface 51 is formed by extending downwards from the upper surface 31, the curved surface 52 is arranged around the inclined surface 51, and the inclined surface 51 and the curved surface 52 are connected to form the concave part 50. The upper surface 31 of the light guide plate 3 is provided with a lower diffusion sheet 6, a lower brightness enhancement sheet 7 is arranged above the lower diffusion sheet 6, an upper brightness enhancement sheet 8 is arranged above the lower brightness enhancement sheet 7, and an upper diffusion sheet 9 is arranged above the upper brightness enhancement sheet 8. Among the above-mentioned technical scheme, light that lamp strip 2 sent penetrates light guide plate 3, through LGP light refraction, connects the depressed part that forms through setting up inclined plane 51 and curved surface 52, can carry out the total reflection with specular reflection's effect with the light of hitting the surface, and the reflected light gathers, promotes the brilliance. In this embodiment, the recess 50 is shaped like a horseshoe. By arranging the upper brightness enhancement film, the lower brightness enhancement film, the upper diffusion film and the lower diffusion film, light emitted by the light source can be gathered towards the user direction of the display equipment, and the front brightness can be improved. In the embodiment, the dot-hitting points are in a smooth horseshoe shape, and no white dot foreign matter is generated when the light guide plate 3 is opened and the backlight assembly is carried out, so that the defects are reduced; the backlight brightness can be improved by about 8%, and the collision point mesh point light guide plate can be used for common backlight after the brightness is improved, so that the brightening and brightness enhancement film with lower price can be used, and the cost is reduced.
In this embodiment, the reflector plate 1 is disposed on the iron frame 10, and the black adhesive tape 11 is disposed above the upper brightness enhancement film 8, so that the reflector plate 1 is conveniently fixed and protected by the iron frame 10. Glue frame 4 and light guide plate 3 and connect through gluing the frame double faced adhesive tape to be convenient for glue frame 4 and light guide plate 3 fixed connection. The upper surface 31 of the light guide plate 3 is provided with the notch structures 32, the notch structures 32 are arranged at intervals, and the light at the edge can be changed in direction and reflected back into the light guide plate by arranging the notch structures 32, so that the light and shade unevenness area formed at the edge of the light guide plate is avoided. The notch structure 32 is disposed in the light exit area 311 and the edge area 312 of the upper surface 31, in this embodiment, the notch structure 32 is a diamond shape, and the notch structure shrinks from top to bottom.
The light guide module of the notebook computer display screen adopts the horseshoe-shaped dot-hitting light guide plate, so that the backlight brightness is improved by 8%, the backlight highlight intensifying effect can be reduced, and the cost is reduced without influencing the brightness.
It should be noted that the above-mentioned preferred embodiments are merely illustrative of the technical concepts and features of the present invention, and are intended to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a light guide module of notebook display screen, its characterized in that, includes reflector plate, lamp strip and light guide plate, the lamp strip sets up on the reflector plate, and the reflector plate sets up in the light guide plate below, the edge of the upper surface of light guide plate is equipped with gluey frame, and the upper surface is equipped with the site, and the site has a plurality ofly, and the site includes inclined plane and curved surface, and the inclined plane is formed by upper surface downwardly extending, and the curved surface encircles the inclined plane setting, and inclined plane and curved surface are connected and are formed the depressed part, the upper surface of light guide plate is equipped with down the diffusion piece, and diffusion piece top is equipped with down the piece that adds lustre to, and the piece top of adding lustre to is equipped with the piece that adds lustre to down.
2. The light guide module of a notebook display screen of claim 1, wherein the recess is horseshoe shaped.
3. The light guide module of the notebook display screen according to claim 2, wherein the reflector plate is arranged on the iron frame, and a black adhesive tape is arranged above the upper brightness enhancement sheet.
4. The light guide module of a notebook display screen of claim 3, wherein the glue frame and the light guide plate are connected by a glue frame double-sided tape.
5. The light guide module of a notebook display screen of claim 1, wherein the upper surface of the light guide plate is provided with a notch structure, and a plurality of notch structures are arranged at intervals.
6. A light guide module for a notebook display screen in accordance with claim 5 wherein the notch structure is disposed in a light exit region and an edge region of the upper surface.
7. The light guide module of a notebook display screen of claim 6, wherein the notch structure is a diamond shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123282097.4U CN216449783U (en) | 2021-12-24 | 2021-12-24 | Light guide module of notebook display screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123282097.4U CN216449783U (en) | 2021-12-24 | 2021-12-24 | Light guide module of notebook display screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216449783U true CN216449783U (en) | 2022-05-06 |
Family
ID=81378149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123282097.4U Active CN216449783U (en) | 2021-12-24 | 2021-12-24 | Light guide module of notebook display screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216449783U (en) |
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2021
- 2021-12-24 CN CN202123282097.4U patent/CN216449783U/en active Active
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