CN215416192U

CN215416192U - Light splitting plate framework with four-side pyramid structure

Info

Publication number: CN215416192U
Application number: CN202120676247.0U
Authority: CN
Inventors: 王钰鑫; 林炳腾
Original assignee: Fusheng Photoelectric Wujiang Co ltd
Current assignee: Fusheng Display Screen Materials Guangzhou Co ltd
Priority date: 2021-04-02
Filing date: 2021-04-02
Publication date: 2022-01-04
Anticipated expiration: 2031-04-02

Abstract

The utility model discloses a light-splitting plate structure with a quadrangular pyramid structure, which comprises a liquid crystal panel and a MINI LED backlight module, wherein the MINI LED backlight module is arranged at the lower end position of the liquid crystal panel, so that the whole MINI LED backlight lamp source can be scattered through the structural design in the light-splitting plate before being transmitted to the LCD liquid crystal panel through a designed light-splitting plate in the MINI LED module, the traditional flat-panel and notebook computers cannot use the direct type backlight technology for backlight design because the product thickness is limited, the direct type backlight design is always the backlight design mainly based on side light, the light-splitting plate structure is applied to the light transmission technology of the MINI LED direct type backlight module, the divergence angle of the MINI LED light source can firstly scatter the light source through the special structural design, the light source is firstly homogenized on a display before the light is projected to the display, and then the existing brightness enhancement film and diffusion film are used for optical adjustment, so as to achieve the effect of optimizing the thickness and brightness of the display.

Description

Light splitting plate framework with four-side pyramid structure

Technical Field

The utility model belongs to the related technical field of a quadrilateral pyramid structure light splitting plate framework, and particularly relates to a quadrilateral pyramid structure light splitting plate framework.

Background

In 2018, in order to compete with an OLED display to obtain better color-developing property and better dynamic display effect, the MINI LED backlight starts to ferment, so that the conventional side-incident backlight module has to overcome the design of the ultrathin direct type backlight. The patent is applied to the light conduction technology of the MINI LED direct type backlight module, the divergence angle of the light source of the MINI LED can be scattered through a special structural design, the light source is firstly homogenized on a lamp panel before the light is projected to a display, and then the existing brightness enhancement film and diffusion film are used for optical adjustment, so that the effect of optimizing the thickness and the brightness of the display is achieved.

The existing four-side pyramid structure beam splitter plate architecture technology has the following problems: the traditional LED lamp strip is designed according to the interval by single LED lamp beads, one lamp bead is welded on a hard board or a soft board, a visual dark space can be generated between the lamp beads by the design mode, a good effect cannot be achieved in application of a plurality of products, in order to overcome the problem of the bright dark space, the traditional mode can utilize a plurality of light guide elements or optical films to disperse a light source, or the distance between the optical films and LEDs is improved by the way, so that the LED light obtains a good light mixing space and further achieves the effect of uniform backlight pictures, the defect is that the mechanism thickness of the whole video displayer is increased and is heavy, and the market needs a new device to solve the problem faced at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a light splitting plate structure with a four-sided pyramid structure, which aims to solve the problems that the traditional LED light bar proposed in the background art is designed by single LED lamp beads according to the space, and the lamp beads are welded on a hard plate or a soft plate one by one, so that a visual dark space is generated between the lamp beads in the design mode, a good effect cannot be obtained in the application of many products, in order to overcome the problem of the bright dark space, the traditional mode can utilize a plurality of light guide elements or optical films to disperse a light source, or the distance between the optical films and the LEDs is remarkably increased, so that the light of the LEDs obtains a good light mixing space to further achieve the effect of uniform backlight pictures, the defect is that the mechanism thickness of the whole video displayer is increased and is heavy, and a new device is needed in the market to solve the problems at present.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a four sides pyramid structure beam splitter framework, includes liquid crystal display panel and MINI LED backlight unit, liquid crystal display panel's lower extreme position department is provided with MINI LED backlight unit, MINI LED backlight unit's inside is provided with the diffusion piece, the lower extreme position department of diffusion piece is provided with the prism piece, the lower extreme position department of prism piece is provided with the diffuser plate, the lower extreme position department of diffuser plate is provided with the beam splitter, the lower extreme position department of beam splitter is provided with the LED lamp plate, the inboard position department of LED lamp plate is provided with LED lamp pearl, the lower extreme position department of beam splitter is provided with the lamp source.

Preferably, the liquid crystal panel has a length larger than that of the diffusion sheet, and has abrasion resistance.

Preferably, the length of the diffusion sheet is the same as that of the prism sheet, and an anti-oxidation paint layer structure is arranged on the outer wall of the prism sheet.

Preferably, the prism sheet is located at the lower end of the diffusion sheet, an anti-oxidation paint layer structure is arranged at the outer wall of the diffusion sheet, and the diffusion sheet has wear resistance.

Preferably, the diffusion plate is located at a lower end position of the prism sheet, and the diffusion plate has the same length as the prism sheet.

Preferably, the beam splitter is located the upper end position department of LED lamp plate, the length of beam splitter is the same with the LED lamp plate.

Preferably, the upper end position department of LED lamp plate is provided with LED, the LED lamp plate is located the lower extreme position department of beam splitter.

Preferably, the lamp source is located at a lower end position of the spectroscopic plate.

Compared with the prior art, the utility model provides a light-splitting plate framework with a four-side pyramid structure, which has the following beneficial effects:

the utility model aims at a method for conducting a MINI LED light source to a dark space, so that the whole MINI LED backlight light source can be scattered through the structural design of a lamp panel before being conducted to an LCD liquid crystal panel through a designed light splitting plate, and the traditional flat panel and notebook computer cannot use a direct type backlight technology for backlight design because the product thickness is limited, so that the direct type backlight design is always the backlight design mainly adopting side light, and the MINI LED backlight starts to ferment in 2018 so as to compete with an OLED display to obtain better color diffraction and better display dynamic effect, so that the traditional side light backlight module starts to want to overcome the design of ultrathin direct type backlight. The patent is applied to the light conduction technology of the MINI LED direct type backlight module, the divergence angle of the light source of the MINI LED can be scattered through a special structural design, the light source is firstly homogenized on a lamp panel before the light is projected to a display, and then the existing brightness enhancement film and diffusion film are used for optical adjustment, so that the effect of optimizing the thickness and the brightness of the display is achieved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model without limiting the utility model in which:

FIG. 1 is a schematic structural diagram of a light-splitting plate with a quadrangular pyramid structure according to the present invention;

FIG. 2 is a schematic view of a light-splitting plate structure of a light-splitting plate with a quadrangular pyramid structure according to the present invention;

FIG. 3 is a schematic diagram of a light-emitting diode (LED) lamp bead structure with a light-splitting plate structure with a four-sided pyramid structure, which is provided by the utility model;

FIG. 4 is a schematic structural diagram of the working principle of the light-splitting plate structure with a quadrangular pyramid structure according to the present invention;

FIG. 5 is a schematic view of a three-dimensional structure of a light-splitting plate with a quadrangular pyramid structure according to the present invention;

in the figure: 1. a liquid crystal panel; 2. a prism sheet; 3. a diffusion plate; 4. MINI LED backlight module; 5. a light source; 6. a diffusion sheet; 7. a light splitting plate; 8. an LED lamp panel; 9. LED lamp pearl.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a light-splitting plate structure with a four-sided pyramid structure comprises a liquid crystal panel 1 and a MINI LED backlight module 6, wherein the MINI LED backlight module is arranged at the lower end position of the liquid crystal panel 1, a diffusion sheet 6 is arranged inside the MINI LED backlight module 4, the liquid crystal panel 1 has wear resistance, the diffusion sheet 6 is arranged at the lower end position of the liquid crystal panel 1, the length of the diffusion sheet 6 is the same as that of a prism sheet 2, an anti-oxidation paint layer structure is arranged at the outer wall position of the diffusion sheet 6, a prism sheet 2 is arranged at the lower end position of the diffusion sheet 6, the prism sheet 2 is positioned at the lower end position of the diffusion sheet 6, the anti-oxidation paint layer structure is arranged at the outer wall position of the prism sheet 2, the prism sheet 2 has wear resistance, a diffusion plate 3 is arranged at the lower end position of the prism sheet 2, the diffusion plate 3 is positioned at the lower end position of the prism sheet 2, and the length of the diffusion plate 3 is the same as that of the prism sheet 2, the lower extreme position department of diffuser plate 3 is provided with beam splitter 7, beam splitter 7 is located the upper end position department of LED lamp plate 8, the length of beam splitter 7 is the same with LED lamp plate 8, the lower extreme position department of beam splitter 7 is provided with LED lamp plate 8, the upper end position department of LED lamp plate 8 is provided with LED, LED lamp plate 8 is located the lower extreme position department of beam splitter 7, department is provided with LED lamp pearl 9 on the LED lamp plate 8, the lower extreme position department of beam splitter 7 is provided with lamp source 5, lamp source 5 is located the lower extreme position department of beam splitter 7.

The working principle and the using process of the utility model are as follows: after the utility model is installed, the general MINI LED lamp panel 8 is designed in such a way that LED lamp beads 9 are welded and arranged on the lamp panel in a regular array way to achieve the effect of light emitting average of a light source, the space between every two LED lamp beads on the MINI LED lamp panel 8 can generate a dark space in human vision, the design way of the utility model is to add a light-splitting plate 7 on the path of light source divergence by utilizing the principle of light conduction in a transparent or semitransparent medium, the light-splitting plate 7 is provided with a micro structure, the structural design is designed according to the regular design of PITCH among the LED lamps, so that the light source can guide light to enter the dark space through the continuous reflection way by the structure on the light-splitting plate 7 to achieve the light-splitting effect, the light enters the position of the dark space of the MINI LED lamp panel 8 originally, the structural design way of the light-splitting plate 7 is manufactured according to the PITCH value of the LED, firstly, a transparent or semitransparent plate with unlimited thickness is obtained, when the LED lamp is designed, the LED lamp is arranged right above the LED light source, and the design is started without limitation on the height. Let us assume that X1 is LED left-right PITCH, Y1 is LED up-down PITCH, X1 and Y1 values may be the same or different values, and we draw three lines downward at X1=0, X1/2 and X1: the Y1=0, Y1/2, and Y1 positions draw three lines to the right, the six lines can construct four rectangles, the four sides of the four rectangular rows are set as the four bottom sides of the pyramid shape, and two lines are drawn downwards at the X1=2/4 and X1=3/4 positions: y1=2/4, Y1=3/4 position draws two lines to the right, the intersection point of these four lines, we set as the end point of these four pyramid shapes, the height difference of the top of the pyramid and four base edges is decided by the thickness of the light-splitting plate 7Z 1, the angle A of the pyramid hypotenuse is decided by the thickness of the light-splitting plate 7 and the distance from the base edge of the pyramid to the end point, by the mode of this design, duplicate and construct the light-splitting plate 7 of collocating the whole MINI LED lamp panel 8, when this design light-splitting function reaches the limit, can also produce the light-distributing plate collocation by way of the local light distribution, achieve the best effect that the MINI LED backlight module reveals.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a four sides pyramid structure beam splitter framework, includes liquid crystal display panel (1) and MINI LED backlight unit (4), its characterized in that: the utility model discloses a LED backlight module, including liquid crystal display panel (1), the lower extreme position department of liquid crystal display panel (1) is provided with MINI LED backlight unit (4), the inside of MINI LED backlight unit (4) is provided with diffusion sheet (6), the lower extreme position department of diffusion sheet (6) is provided with prismatic lens (2), the lower extreme position department of prismatic lens (2) is provided with diffuser plate (3), the lower extreme position department of diffuser plate (3) is provided with beam splitter (7), the lower extreme position department of beam splitter (7) is provided with LED lamp plate (8), the inboard position department of LED lamp plate (8) is provided with LED lamp pearl (9), beam splitter (7) position is provided with lamp source (5).

2. The light-splitting plate structure of claim 1, wherein: the length of the liquid crystal panel (1) is larger than that of the diffusion sheet (6), and the liquid crystal panel (1) has abrasion resistance.

3. The light-splitting plate structure of claim 1, wherein: the diffusion sheet (6) has the same length as the prism sheet (2).

4. The light-splitting plate structure of claim 1, wherein: the prism sheet (2) is positioned at the lower end of the diffusion sheet (6), an anti-oxidation paint layer structure is arranged at the outer wall of the prism sheet (2), and the prism sheet (2) has wear resistance.

5. The light-splitting plate structure of claim 1, wherein: the diffusion plate (3) is positioned at the lower end of the prism sheet (2), and the length of the diffusion plate (3) is the same as that of the prism sheet (2).

6. The light-splitting plate structure of claim 1, wherein: the light splitting plate (7) is located at the lower end of the diffusion plate (3), and the length of the light splitting plate (7) is the same as that of the diffusion plate (3).

7. The light-splitting plate structure of claim 1, wherein: the light splitting plate (7) is located at the upper end position of the LED lamp panel (8), and the length of the light splitting plate (7) is the same as that of the LED lamp panel (8).

8. The light-splitting plate structure of claim 1, wherein: the LED lamp panel is characterized in that an LED is arranged at the upper end position of the LED lamp panel (8), and the LED lamp panel (8) is located at the lower end position of the light splitting plate (7).

9. The light-splitting plate structure of claim 1, wherein: the light source (5) is positioned at the lower end of the light splitting plate (7).