CN217544070U

CN217544070U - Display module and electronic equipment

Info

Publication number: CN217544070U
Application number: CN202220740614.3U
Authority: CN
Inventors: 朱元欢
Original assignee: Zhejiang Lianxinkang Technology Co ltd
Current assignee: Zhejiang Lianxinkang Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-10-04
Anticipated expiration: 2032-03-31

Abstract

The utility model provides a display module assembly and electronic equipment, this display module assembly include frame, light guide plate and locate the optical film subassembly of one side of light guide plate, glue one side that the frame is close to optical film subassembly and inwards cave in and form the recess, optical film subassembly is including extending to the extension in the recess, optical film subassembly is including the lower diffusion barrier that is close to the light guide plate setting, the outer fringe of lower diffusion barrier is equipped with the shading subassembly, display module assembly is still including the light emitting source of locating light guide plate one side, the shading subassembly is including the first light shield layer that is close to the light emitting source setting. The utility model provides a display module assembly through gluing the frame and being close to one side inside sunken formation recess of optical film subassembly, has increaseed the safe distance between the VA district of optical film material and module light emitting source in other words, prevents to take place bad quality problems such as light leak, bright border, through set up the shading subassembly on one side that diffusion barrier is close to the light emitting source under, diffusion barrier printing opacity under the reduction leads to the screen to have bright border, luminous inhomogeneous problem.

Description

Display module and electronic equipment

Technical Field

The utility model relates to a display module assembly technical field, in particular to display module assembly and electronic equipment.

Background

At present, mobile phone products are continuously innovated day by day, mobile phone screen types in the market are also diversified, for example, the mobile phone screen types such as 'Liu Haibing', 'water drop screen' and 'blind hole screen' which are popular in the market have higher requirements on appearance, size and performance of the mobile phone, and through the structural design of the mobile phone, the mobile phone is enabled to be light and thin, the size of a visible range is large, and the display effect of a visible angle of 360 degrees is achieved.

In the prior art, the size of the Light emitting film is generally larger than the range of the visible Area of the VA (View Area), and the Light emitting film is shielded by the black glue to present the AA (Active Area) operation Area of the screen, as shown in fig. 3, in the prior art, the edge distance of the module Light source 20BL (Back Light) VA is generally 0.26mm, that is, the Light guide plate 51, the lower diffusion film 41, the lower brightness enhancement film 42, and the upper brightness enhancement film 43 are close to one side of the glue frame 32 and are on the same plane, and the safe standard design value is 0.3 mm.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a not enough to prior art, the utility model provides a display module assembly and electronic equipment aims at solving prior art, appears light leak and non-light tight technical problem easily.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a display module assembly, includes the frame, the frame includes the chase and locates gluey frame in the chase, be equipped with the light guide plate in the gluey frame and locate the optical film subassembly of one side of light guide plate, it is close to glue the frame one side of optical film subassembly is inwards sunken to form the recess, optical film subassembly is including extending to extension in the recess, optical film subassembly is including being close to the lower diffusion barrier that the light guide plate set up, the outer fringe of lower diffusion barrier is equipped with shading subassembly, display module assembly is still including locating the light emitting source of light guide plate one side, shading subassembly is including being close to the first light shield layer that the light emitting source set up.

Compared with the prior art, the beneficial effects of the utility model reside in that: through the inside sunken recess that forms in one side that is close to optical film assembly at gluey frame, the VA district of optical film material and module light emitting source has been increaseed in other words, can be the safe distance between the visual area, prevent to see optical film assembly's membrane material limit at the visual zone within range, the light leak takes place, bad quality problems such as bright edge, because the fringing film has very strong reflex action to the printing opacity under the border position of water droplet screen, through set up shading components on the one side that the fringing film is close to the light emitting source under, the fringing film printing opacity under the reduction, lead to the screen to have bright edge, luminous inhomogeneous problem.

According to an aspect of the above technical solution, the light shielding assembly further includes a second light shielding layer relatively far away from two sides of the light source.

According to an aspect of the above technical solution, the shade assembly is made of black oil.

According to an aspect of the above technical solution, a groove depth of the groove is 0.12mm.

According to one aspect of the above technical scheme, the optical film assembly further comprises a light enhancement film arranged on one side of the lower diffusion film, black glue is arranged on the outer edge of the light enhancement film, and the black glue is connected with the light enhancement film and the glue frame.

According to one aspect of the technical scheme, the brightness enhancement film comprises an upper brightness enhancement film and a lower brightness enhancement film, the black glue is arranged on one side of the upper brightness enhancement film, and the lower brightness enhancement film is arranged between the upper brightness enhancement film and the light guide plate.

According to one aspect of the above technical scheme, a reflective film is further arranged between the light guide plate and the iron frame.

According to an aspect of the above technical scheme, the light source includes a lamp strip disposed on one side of the light guide plate away from the groove, and a plurality of LED lamps are disposed on the lamp strip.

The utility model discloses an on the other hand still provides an electronic equipment, display module assembly among the above-mentioned technical scheme.

Drawings

Fig. 1 is a schematic front view of a display module according to a first embodiment of the present invention;

FIG. 2 isbase:Sub>A cross-sectional side view of the display module shown in FIG. 1 at A-A;

FIG. 3 is a cross-sectional side view of a display module of the prior art;

description of the main element symbols:

the following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 2, a display module 10 according to a first embodiment of the present invention is shown, including a frame 30, the frame 30 includes an iron frame 31 and a glue frame 32 disposed in the iron frame 31, a light guide plate 51 and an optical film assembly 40 disposed on one side of the light guide plate 51 are disposed in the glue frame 32, the glue frame 32 is close to one side of the optical film assembly 40 and is recessed inward to form a groove 60, the optical film assembly 40 includes an extending portion 61 extending into the groove 60, the optical film assembly 40 includes a lower diffusion film 41 disposed close to the light guide plate 51, an outer edge of the lower diffusion film 41 is provided with a shading assembly, the display module 10 further includes light sources 20 disposed on two sides of the light guide plate 51, and the shading assembly includes a first shading layer disposed close to the light sources 20.

In the display module 10 of this embodiment, the groove 60 is formed by inward recessing the side of the rubber frame 32 close to the optical film assembly 40, which is equivalent to enlarging the VA region between the optical film material and the module light-emitting source 20, i.e. the safety distance between the viewing regions, and it is prevented that the film material side of the optical film assembly 40 is seen in the range of the viewing region, and poor quality problems such as light leakage and bright edge occur, because the diffusion film 41 has a strong reflection effect on light transmission under the edge position of the water drop screen, the light-shielding assembly is arranged on the side of the lower diffusion film 41 close to the light-emitting source 20, and the light transmission of the lower diffusion film 41 is reduced, which causes the problem that the screen has bright edge and uneven light emission.

The utility model discloses an in some applied scenes, above-mentioned display module assembly 10 is applied to "water droplet screen", because diffusion barrier 41 has very strong reflex action to the printing opacity under the border position of "water droplet screen", in this embodiment, above-mentioned shading subassembly is still including keeping away from the second light shield layer of light emitting source 20 one side, first light shield layer reaches the second light shield layer is located respectively diffusion barrier 41's relative both sides down, above-mentioned second light shield layer is close to "water droplet" department setting of screen promptly to solve complete machine "water droplet" department and appear the problem of bright border.

Specifically, the light shielding member in this embodiment is made of black oil, and is printed on the lower diffusion film 41 by means of screen printing.

In the present embodiment, as shown in fig. 2, the length of B is 0.38mm, C is 0.26mm, which is the edge distance of the normal module light source 20BL VA, and the groove depth of the groove 60 is 0.12mm, which is to increase the edge distance from 0.26mm to 0.38mm without affecting other space designs of the whole machine, thereby preventing the occurrence of poor quality problems such as light leakage and bright edge due to the film edge of the optical film assembly 40 being seen in the visible region.

Specifically, in this embodiment, the optical film assembly 40 further includes a brightness enhancement film disposed on one side of the lower diffusion film 41, a black glue 50 is disposed on an outer edge of the brightness enhancement film, and the black glue 50 connects the brightness enhancement film and the glue frame 32.

In this embodiment, the brightness enhancement film includes an upper brightness enhancement film 43 and a lower brightness enhancement film 42, the black glue 50 is disposed on one side of the upper brightness enhancement film 43, and the lower brightness enhancement film 42 is disposed between the upper brightness enhancement film 43 and the light guide plate 51.

Further, in the present embodiment, a reflective film 52 is further provided between the light guide plate 51 and the bezel 31. Specifically, the light source 20 includes a light strip disposed on a side of the light guide plate 51 away from the groove 60, and a plurality of LED lamps are disposed on the light strip. In this embodiment, the reflective film 52 is provided to reflect light emitted from the LED lamp toward the bezel 31 back to the light guide plate 51, thereby improving the light emitting efficiency of the entire device.

In this embodiment, the thickness of the bezel 31 is 0.1mm, the thickness of the reflective film 52 is 0.08mm, the thickness of the light guide plate 51 is 0.37mm, the thickness of the lower diffusion film 41 is 0.053mm, the thickness of the lower brightness enhancement film 42 is 0.065mm, the thickness of the upper brightness enhancement film 43 is 0.092mm, and the thickness of the black paste 50 is 0.06mm.

To sum up, the utility model discloses display module assembly 10 in the middle of the above-mentioned embodiment, through glue frame 32 and be close to one side inwards sunken formation recess 60 of optical film assembly 40, the VA district that has increaseed optical film material and module light emitting source 20 in other words, can be safety distance between the visual area, prevent to see the membrane material limit of optical film assembly 40 at the visual area within range, take place the light leak, bad quality problems such as bright edge, because diffusion barrier 41 has very strong reflex action to the printing opacity under the border position of water droplet screen, through set up first light shield layer on one side that diffusion barrier 41 is close to light emitting source 20 under, diffusion barrier 41 printing opacity under the reduction leads to the screen to have bright edge, luminous inhomogeneous problem, simultaneously to "water droplet screen equipment", diffusion barrier 41 keeps away from under light emitting source 20 one side sets up the second light shield layer, solves the problem that bright edge appears in "water droplet" department.

The second embodiment of the present invention further provides an electronic device, including the display module 10 in the above embodiments. Specifically, the electronic device in this embodiment may be a mobile phone, a tablet, or the like.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The display module is characterized by comprising a frame, wherein the frame comprises an iron frame and a rubber frame arranged in the iron frame, a light guide plate and an optical film assembly arranged on one side of the light guide plate are arranged in the rubber frame, one side, close to the optical film assembly, of the rubber frame is inwards recessed to form a groove, the optical film assembly comprises an extending portion extending into the groove, the optical film assembly comprises a lower diffusion film arranged close to the light guide plate, a shading assembly is arranged at the outer edge of the lower diffusion film, the display module further comprises a light emitting source arranged on one side of the light guide plate, and the shading assembly comprises a first shading layer arranged close to the light emitting source.

2. The display module of claim 1, wherein the light-shielding assembly further comprises a second light-shielding layer disposed on a side away from the light-emitting source, and the first light-shielding layer and the second light-shielding layer are respectively disposed on two opposite sides of the lower diffusion film.

3. The display module according to claim 1 or 2, wherein the light shielding member is made of black oil.

4. The display module of claim 1, wherein the groove has a groove depth of 0.12mm.

5. The display module of claim 1, wherein the optical film assembly further comprises a brightness enhancement film disposed on one side of the lower diffusion film, and black glue is disposed on an outer edge of the brightness enhancement film and connected to the brightness enhancement film and the glue frame.

6. The display module according to claim 5, wherein the brightness enhancement film comprises an upper brightness enhancement film and a lower brightness enhancement film, the black glue is disposed on one side of the upper brightness enhancement film, and the lower brightness enhancement film is disposed between the upper brightness enhancement film and the light guide plate.

7. The display module according to claim 1, wherein a reflective film is further disposed between the light guide plate and the bezel.

8. The display module according to claim 1, wherein the light source comprises a light strip disposed on a side of the light guide plate away from the recess, the light strip having a plurality of LED lights thereon.

9. An electronic device comprising the display module according to any one of claims 1 to 8.