CN216647027U

CN216647027U - Curved surface backlight unit

Info

Publication number: CN216647027U
Application number: CN202123206326.4U
Authority: CN
Inventors: 陈龙
Original assignee: Anhui Dixian Electronic Co ltd
Current assignee: Anhui Dixian Electronic Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-31
Anticipated expiration: 2031-12-20

Abstract

The utility model provides a curved surface backlight module, which comprises a back plate, wherein an LED lamp panel is clamped at the top end of the back plate, a diffusion module is arranged at the top end of the LED lamp panel, the top end of the diffusion module is connected with a diffusion film, the top end of the diffusion film is connected with a light intensifying module, and the top end of the light intensifying module is connected with a QD quantum film; the LED lamp panel, the first diffusion plate, the second diffusion plate, the diffusion film, the first brightness enhancement film, the second brightness enhancement film, the QD quantum film and the DBEF brightness enhancement film are mutually attached and are clamped with the backboard through the clamping groove, so that the installation and the disassembly are convenient, and meanwhile, the heat dissipation effect of the backlight module is improved through the opening; make things convenient for backlight unit's installation through the engaging lug, seted up the draw-in groove on gluing the both ends of frame simultaneously respectively, draw-in groove and the mutual adaptation of engaging lug, the engaging lug joint is in the draw-in groove to the backplate is convenient for with the installation and the dismantlement of gluing the frame.

Description

Curved surface backlight unit

Technical Field

The utility model belongs to the technical field of backlight modules, and particularly relates to a curved surface backlight module.

Background

Along with the development of science and technology, the experience requirements of users on various aspects are increasingly improved, the display is visible everywhere in life, the requirements of people on the display device are changed and gradually increased, the curved liquid crystal display device is provided on the market, and the curved liquid crystal display device is correspondingly used to the curved backlight module.

The light source of the production of curved surface backlight unit among the prior art makes the user produce dizzy easily, and the spotlight effect is relatively poor, and backlight unit radiating effect is poor simultaneously, leads to self loss to increase, reduces the life of equipment, and equipment assembly is comparatively loaded down with trivial details with the dismantlement, and the maintenance of inconvenient equipment is for overhauing.

Disclosure of Invention

The utility model provides a curved surface backlight module, and aims to solve the problems in the prior art.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a curved surface backlight module comprises a back plate, wherein an LED lamp panel is clamped at the top end of the back plate, a diffusion module is arranged at the top end of the LED lamp panel, a diffusion film is connected to the top end of the diffusion module, a light enhancement module is connected to the top end of the diffusion film, a QD quantum film is connected to the top end of the light enhancement module, a DBEF light enhancement film is arranged at the top end of the QD quantum film, and a rubber frame is connected to the top end of the DBEF light enhancement film; the rubber frame is clamped on the back plate.

Preferably, the backplate, the LED lamp plate, the diffusion module, the diffusion barrier, the module of adding lustre to, QD quantum film, DBEF membrane of adding lustre to and glue the frame and be the curved surface structure.

Preferably, the diffusion module includes first diffuser plate and second diffuser plate, the bottom and the laminating of LED lamp plate of first diffuser plate, the top and the laminating of second diffuser plate of first diffuser plate, the top and the laminating of diffusion barrier of second diffuser plate.

Preferably, the brightness enhancement module comprises a first brightness enhancement film and a second brightness enhancement film, the bottom end of the first brightness enhancement film is attached to the diffusion film, the top end of the first brightness enhancement film is attached to the second brightness enhancement film, and the top end of the second brightness enhancement film is attached to the QD quantum film.

Preferably, the backplate top surface is connected with the baffle all around, and one side is provided with the opening, the joint groove has been seted up on the baffle, LED lamp plate, diffusion module, diffusion barrier, the module of adding lustre to, QD quantum film and DBEF membrane of adding lustre to pass through joint groove and backplate joint.

Preferably, the flat cable of the LED lamp panel extends from the opening to the outer side of the back panel.

Preferably, both ends of the back plate are respectively provided with a connecting lug.

Preferably, the two ends of the rubber frame are respectively provided with a clamping groove, and the clamping grooves are matched with the connecting lugs.

Preferably, the winding displacement between adjacent position is provided with the clearance on the LED lamp plate, glue one of frame and serve and be provided with the joint spare, it passes through joint spare and backplate joint to glue the frame.

The utility model has the beneficial effects that: the first diffusion plate, the second diffusion plate and the diffusion film are matched with each other, so that light of the backlight module is softer, a user is prevented from generating dizziness, user experience is reduced, the first brightness enhancement film, the second brightness enhancement film, the QD quantum film and the DBEF brightness enhancement film are matched with each other, the light condensation effect and brightness are improved, and the user experience is improved; the LED lamp panel, the first diffusion plate, the second diffusion plate, the diffusion film, the first brightness enhancement film, the second brightness enhancement film, the QD quantum film and the DBEF brightness enhancement film are mutually attached and are clamped with the backboard through the clamping groove, so that the installation and the disassembly are convenient, and meanwhile, the heat dissipation effect of the backlight module is improved through the opening; make things convenient for backlight unit's installation through the engaging lug, seted up the draw-in groove on gluing the both ends of frame simultaneously respectively, draw-in groove and the mutual adaptation of engaging lug, the engaging lug joint is in the draw-in groove to the backplate is convenient for with the installation and the dismantlement of gluing the frame.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of a back plate structure according to the present invention;

FIG. 4 is a schematic view of a rubber frame structure according to the present invention;

in the figure: the LED lamp comprises a 1-backboard, a 2-LED lamp panel, a 31-first diffusion plate, a 32-second diffusion plate, a 4-diffusion film, a 51-first brightness enhancement film, a 52-second brightness enhancement film, a 6-QD quantum film, a 7-DBEF brightness enhancement film, an 8-glue frame, a 9-baffle, a 10-clamping groove, a 11-connecting lug, a 12-clamping groove and a 13-clamping piece.

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. 1-4, the present invention provides a curved backlight module, comprising: the utility model provides a curved surface backlight module, including backplate 1, the top of backplate 1 has connected gradually LED lamp plate 2, first diffuser plate 31, and second diffuser plate 32, the diffusion barrier 4, first membrane 51 that adds lustre to, second membrane 52 that adds lustre to, QD quantum film 6 and DBEF membrane 7 that adds lustre to, and LED lamp plate 2, first diffuser plate 31, and second diffuser plate 32, diffusion barrier 4, first membrane 51 that adds lustre to, second membrane 52 that adds lustre to, QD quantum film 6 and DBEF membrane 7 joint in proper order on backplate 1, LED lamp plate 2, first diffuser plate 31, second diffuser plate 32, diffusion barrier 4, first membrane 51 that adds lustre to, second membrane 52 that adds lustre to, QD quantum film 6 and DBEF membrane 7 closely laminate each other that mutually, through the mutual cooperation of first diffuser plate 31, second diffuser plate 32 and diffusion barrier 4, make backlight module's light softer, prevent that the user from producing the vertigo, reduce user experience, first membrane 51 that adds lustre to, second membrane 51, the membrane 51 that adds lustre to, the membrane 52, DBEF membrane 7 that adds lustre to each other cooperates with each other, The second brightness enhancement film 52, the QD quantum film 6 and the DBEF brightness enhancement film 7 are matched with each other, so that the light condensation effect and the brightness are improved, and the user experience is improved; the top joint of DBEF membrane 7 that adds lustre to has gluey frame 8, and glues 8 joints of frame on backplate 1, and each part joint is on backplate 1, glues frame 8 and backplate 1 joint to make things convenient for the maintenance of module.

Backplate 1, LED lamp plate 2, first diffuser plate 31, second diffuser plate 32, diffusion barrier 4, first membrane 51 that adds lustre to, second membrane 52 that adds lustre to, QD quantum membrane 6, DBEF membrane 7 that adds lustre to and glue frame 8 and be the curved surface structure.

Specifically, the diffusion module includes first diffuser plate 31 and second diffuser plate 32, the bottom and the laminating of LED lamp plate 2 of first diffuser plate 31, the top and the laminating of second diffuser plate 32 of first diffuser plate 31, the top and the laminating of diffusion barrier 4 of second diffuser plate 32, the module that adds lustre to includes first membrane 51 and second membrane 52 that adds lustre to, the bottom and the laminating of diffusion barrier 4 of first membrane 51 that adds lustre to, the top and the laminating of second membrane 52 of first membrane 51 that adds lustre to, the top and the laminating of QD quantum film 6 of second membrane 52 that adds lustre to.

As shown in fig. 3, fixedly connected with baffle 9 respectively on 1 top surface three ends of backplate, and remaining one end is the opening, joint groove 10 has been seted up on the baffle 9, LED lamp plate 2, first diffuser plate 31, second diffuser plate 32, diffusion barrier 4, first membrane 51 that adds lustre to, second membrane 52 that adds lustre to, QD quantum film 6 and DBEF membrane 7 are laminated each other, and through joint groove 10 and 1 joint of backplate, thereby easy to assemble and dismantlement, improve backlight unit's radiating effect through the opening simultaneously.

The winding displacement of LED lamp plate 2 extends to the backplate 1 outside from the opening of board top surface in a poor light.

In this embodiment, engaging lug 11 has been seted up respectively at the both ends of backplate 1, makes things convenient for backlight unit's installation through engaging lug 11, has seted up draw-in groove 12 on gluing frame 8's the both ends respectively simultaneously, draw-in groove 12 and the mutual adaptation of engaging lug 11, and engaging lug 11 joint is in draw-in groove 12 to be convenient for backplate 1 with glue frame 8's installation and dismantlement.

Specifically, a plurality of flat cables are arranged on the LED lamp panel 2, gaps are formed between the flat cables in adjacent positions, the size of each gap is matched with the size of each clamping piece 13, each clamping piece 13 is fixedly connected to one end of the rubber frame 8, and the number of the clamping pieces 13 is one less than that of the flat cables; when frame 8 and backplate 1 are glued in the equipment, line interval clearance passes on corresponding LED lamp plate 2 from the joint spare 13 that corresponds, with the backplate joint to improve the fixed effect of module.

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 curved surface backlight unit, includes backplate (1), its characterized in that: the LED light panel (2) is connected to the top end of the back plate (1) in a clamped mode, a diffusion module is arranged at the top end of the LED light panel (2), the top end of the diffusion module is connected with a diffusion film (4), the top end of the diffusion film (4) is connected with a light enhancement module, the top end of the light enhancement module is connected with a QD quantum film (6), a DBEF light enhancement film (7) is arranged at the top end of the QD quantum film (6), and a rubber frame (8) is connected to the top end of the DBEF light enhancement film (7); the rubber frame (8) is clamped on the back plate (1).

2. The curved backlight module according to claim 1, wherein: backplate (1), LED lamp plate (2), diffusion module, diffusion barrier (4), the module of adding lustre to, QD quantum film (6), DBEF membrane of adding lustre to (7) and glue frame (8) and be the curved surface structure.

3. The curved backlight module according to claim 1, wherein: the diffusion module comprises a first diffusion plate (31) and a second diffusion plate (32), the bottom end of the first diffusion plate (31) is attached to the LED lamp panel (2), the top end of the first diffusion plate (31) is attached to the second diffusion plate (32), and the top end of the second diffusion plate (32) is attached to the diffusion film (4).

4. The curved backlight module according to claim 3, wherein: the light enhancement module comprises a first light enhancement film (51) and a second light enhancement film (52), the bottom end of the first light enhancement film (51) is attached to the diffusion film (4), the top end of the first light enhancement film (51) is attached to the second light enhancement film (52), and the top end of the second light enhancement film (52) is attached to the QD quantum film (6).

5. The curved backlight module according to claim 1, wherein: backplate (1) top surface is connected with baffle (9) all around, and one side is provided with the opening, joint groove (10) have been seted up on baffle (9), LED lamp plate (2), diffusion module, diffusion barrier (4), the module that adds lustre to, QD quantum film (6) and DBEF membrane that adds lustre to (7) pass through joint groove (10) and backplate (1) joint.

6. The curved backlight module according to claim 5, wherein: the flat cable of LED lamp plate (2) extends to the backplate (1) outside from the opening.

7. The curved backlight module according to claim 1, wherein: the two ends of the back plate (1) are respectively provided with a connecting lug (11).

8. The curved backlight module according to claim 7, wherein: clamping grooves (12) are formed in the two ends of the rubber frame (8) respectively, and the clamping grooves (12) are matched with the connecting lugs (11) mutually.

9. The curved backlight module according to claim 8, wherein: arrange the winding displacement on LED lamp plate (2) and be provided with a plurality of, and be provided with the clearance between the winding displacement between the adjacent position, glue one of frame (8) and serve and be provided with joint spare (13), glue frame (8) and pass through joint spare (13) and backplate (1) joint.