CN209879207U - Terminal equipment and display module - Google Patents
Terminal equipment and display module Download PDFInfo
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- CN209879207U CN209879207U CN201920984638.1U CN201920984638U CN209879207U CN 209879207 U CN209879207 U CN 209879207U CN 201920984638 U CN201920984638 U CN 201920984638U CN 209879207 U CN209879207 U CN 209879207U
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- liquid crystal
- display module
- crystal display
- backlight
- reflective film
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Abstract
The utility model discloses a display module assembly, including liquid crystal display and backlight, the backlight with the liquid crystal display superpose links to each other, display module assembly still includes the light shield layer, the light shield layer certainly the lateral wall of backlight extends to on liquid crystal display's the lateral wall. The technical scheme can solve the problem that light emitted by the backlight source in the terminal equipment leaks from the side wall of the liquid crystal display screen. The utility model discloses a terminal equipment.
Description
Technical Field
The utility model relates to a communication equipment technical field especially relates to a terminal equipment and display module assembly.
Background
The terminal device generally includes a display screen, and the display screen can implement a display function and a touch function of the terminal device. There are various kinds of display screens, and among them, a liquid crystal display screen is a relatively common one. Since the lcd cannot emit light, the terminal device equipped with the lcd is usually equipped with a backlight source, and the backlight source provides light for the display of the lcd, so the light emitting effect of the backlight source directly affects the visual effect of the lcd.
In current terminal devices, in order to prevent light leakage from the backlight source, a light shielding adhesive is generally attached to the edge of the backlight source. Along with the screen of terminal equipment accounts for more and more greatly, the backlight needs to have narrower frame, therefore the frame width that the shading glued can not too big, and under this kind of circumstances, manual or mechanical rubberizing is difficult to operate, and then leads to the damage of backlight more easily or leads to the rubberizing effect relatively poor.
Meanwhile, as the width of the frame of the backlight source is smaller and smaller, the pasting width of each layer structure of the backlight source is smaller and smaller, and further the stability of the whole structure of the backlight source is poor, so that the light shading effect of the backlight source is improved, and the structural stability of the backlight source is improved at the same time, and the backlight source is the main design direction of the current backlight source.
Based on this, the existing light-shielding glue for the backlight source generally comprises a first pasting area and a second pasting area, wherein the first pasting area is used for pasting the liquid crystal display and the backlight source, and the second pasting area is arranged on the side wall of the backlight source, so that light leakage of the side wall of the backlight source is prevented. However, in the current terminal device, after the light emitted from the backlight is projected onto the liquid crystal display, the light is easy to leak from the side wall of the liquid crystal display, and further, the light still has an adverse effect on the operation of other devices of the terminal device. For example, light leakage may be projected into the infrared-sensitive aperture, which may interfere with infrared detection by the terminal device.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a display module assembly and terminal equipment to the problem that the lateral wall that liquid crystal display's lateral wall spills can be followed to the light that the backlight that solves among the terminal equipment sent.
In order to solve the above problem, the utility model adopts the following technical scheme:
the utility model provides a display module assembly, includes liquid crystal display and backlight, the backlight with the liquid crystal display superpose links to each other, display module assembly still includes the light shield layer, the light shield layer certainly the lateral wall of backlight extends to on liquid crystal display's the lateral wall.
Preferably, in the display module, the light shielding layer includes at least two light shielding sections, the at least two light shielding sections are distributed at intervals along the edge of the display module, and each light shielding section extends from the side wall of the backlight source to the side wall of the liquid crystal display screen.
Preferably, in the display module, the backlight source includes a backlight source main body, a rubber frame and a reflective film, the reflective film includes a reflective film main body and a reflective film extending portion, the reflective film extending portion is connected to the reflective film main body, the backlight source main body is disposed inside the rubber frame, the reflective film main body is stacked on one side of the backlight source main body and the side of the rubber frame departing from the liquid crystal display screen, and the reflective film extending portion extends to the side wall of the backlight source and the side wall of the liquid crystal display screen.
Preferably, in the display module, the backlight main body includes a light guide plate, a diffusion film, a first prism sheet, and a second prism sheet stacked in sequence on the reflection film main body.
Preferably, in the display module, the reflective film extension portion and the light shielding layer are overlapped on the side wall.
Preferably, in the display module, the reflective film extension portion is disposed in the light-shielding layer.
Preferably, in the display module, the reflection film main body is fixed on the end face of one end of the rubber frame deviating from the liquid crystal display screen through the adhesive layer.
Preferably, in the display module, the light shielding layer is a light shielding adhesive layer.
Preferably, in the display module, a side surface of the liquid crystal display screen is coplanar with a side surface of the backlight source.
Preferably, in the display module, the liquid crystal display screen includes a first polarizer, a TFT layer, a CF layer, and a second polarizer, which are stacked in sequence.
A terminal device comprises the display module.
The utility model discloses a technical scheme can reach following beneficial effect:
the utility model discloses a display module assembly improves current display module assembly's structure for the light shield layer extends to liquid crystal display's lateral wall from the lateral wall of backlight on, thereby can avoid the lateral wall light leak of liquid crystal display and backlight, and then can avoid producing harmful effects to other optical function devices of terminal equipment.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is a half-sectional view of a partial structure of a display module according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a partial structure of a reflective film and a light shielding layer in a display module according to an embodiment of the present invention;
fig. 3 and fig. 4 are schematic partial structural diagrams of a display module according to an embodiment of the present invention.
Description of reference numerals:
100-liquid crystal display panel, 110-second polarizer, 120-CF layer, 130-TFT layer, 140-first polarizer,
200-backlight source, 210-backlight source main body, 211-light guide plate, 212-diffusion film, 213-first prism sheet, 214-second prism sheet, 220-rubber frame, 230-reflection film, 231-reflection film main body, 232-reflection film extension part, 240-rubber layer,
300-shading layer and 400-shading layer.
Detailed Description
To make the purpose, technical solution and advantages of the present invention clearer, the following will combine the embodiments of the present invention and the corresponding drawings to clearly and completely describe the technical solution of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Referring to fig. 1 to 4, an embodiment of the present invention discloses a display module, which includes a liquid crystal display panel 100, a backlight 200 and a light shielding layer 300.
The liquid crystal display panel 100 is a display member, the backlight source 200 is connected to the liquid crystal display panel 100 in a stacked manner, and the backlight source 200 can provide backlight to the liquid crystal display panel 100, thereby realizing display of the liquid crystal display panel 100. A light shielding film 400 is generally disposed between the edges of the backlight 200 opposite to the liquid crystal display panel 100, and the light shielding film 400 can function to shield the edges of the backlight 200.
The light shielding layer 300 extends from the side wall of the backlight 200 to the side wall of the liquid crystal display panel 100, thereby shielding the edges of the backlight 200 and the liquid crystal display panel 100.
The embodiment of the utility model discloses display module assembly improves current display module assembly's structure for on light shield layer 300 extended to liquid crystal display 100's lateral wall from backlight 200's lateral wall, thereby can avoid liquid crystal display 100 and backlight 200's lateral wall light leak, and then can avoid producing harmful effects to other optical function devices of terminal equipment.
In a preferred embodiment, the light shielding layer 300 may be disposed around the whole of the liquid crystal display panel 100 and the backlight 200, so as to achieve an omnidirectional light shielding effect. Of course, the light shielding layer 300 may also include at least two light shielding sections, the at least two light shielding sections are distributed at intervals along the edge of the display module, and each light shielding section extends from the sidewall of the backlight 200 to the sidewall of the liquid crystal display panel 100. In the light shielding layer 300 having such a structure, the light shielding section can be disposed at a position opposite to the optical functional device of the terminal device, thereby avoiding an influence on the optical functional device and reducing the length of the light shielding layer 300.
Referring to fig. 1 and fig. 2 again, in a more preferred embodiment, the backlight source 200 may include a backlight source main body 210, a rubber frame 220 and a reflective film 230, the reflective film 230 includes a reflective film main body 231 and a reflective film extension 232, the reflective film extension 232 is connected to the reflective film main body 231, and in general, the reflective film extension 232 and the reflective film main body 231 may be an integral structure. The backlight main body 210 is disposed inside the rubber frame 220, the reflective film main body 231 is stacked on a side of the backlight main body 210 and the rubber frame 220 facing away from the liquid crystal display panel 100, and the reflective film extension 232 extends to a sidewall of the backlight 200 and a sidewall of the liquid crystal display panel 100. In this case, during the assembly process, the reflective film extension 232 may be bent to the sidewall of the backlight 200 and the sidewall of the liquid crystal display panel 100.
Light that the lateral wall of backlight 200 and the lateral wall of liquid crystal display 100 expose can be sheltered from by light shield layer 300 in specific course of the work, meanwhile, because reflective film extension 232 bends to the lateral wall of backlight 200 and the lateral wall of liquid crystal display 100, consequently can be with within the light reflection meeting backlight 200 or the liquid crystal display 100 that expose to can avoid the loss of light, finally can improve the utilization ratio of light.
The reflective film extension 232 may overlap the light shielding layer 300 on the sidewall, and of course, the reflective film extension 232 may be disposed in the light shielding layer 300. The above-mentioned arrangement does not affect the functions of the light-shielding layer 300 and the reflective film extension 232. In a preferred embodiment, the reflective film extension 232 is disposed to overlap the light shielding layer 300, which is simple to operate and easy to implement.
In a specific connection process, the reflective film main body 231 may be fixed on an end surface of the rubber frame 220 away from the liquid crystal display screen 100 by the adhesive layer 240, so as to implement the assembly connection between the reflective film 230 and the rubber frame 220.
In the embodiment of the present invention, the backlight main body 210 is a main body portion of the backlight 200, and the backlight main body 210 may include a light guide plate 211, a diffusion film 212, a first prism sheet 213, and a second prism sheet 214 stacked on the reflection film main body 231 in sequence. The light guide plate 211 functions to guide light, the diffusion film 212 can implement diffusion of light, and the first prism sheet 213 and the second prism sheet 214 can make the front surface of the liquid crystal display panel 100 have higher brightness.
The light-shielding layer 300 may have various structures, and the light-shielding layer 300 functions to shield light. In a preferable scheme, the light shielding layer 300 may be a light shielding adhesive layer, and the light shielding adhesive layer is disposed on the sidewall of the whole formed by the liquid crystal display screen 100 and the backlight 200 in a pasting manner, so that the connection manner is simple and convenient to operate. The different types of light-shielding layers 300 have different light-shielding effects, and the reflective film extension 232 can play a good role in supplementing light, thereby further improving the light-shielding effect.
In a more preferred embodiment, the side surface of the liquid crystal display panel 100 may be coplanar with the side surface of the backlight 200, thereby facilitating the surrounding arrangement of the light shielding layer 300.
In the embodiment of the present invention, the kind of the liquid crystal display screen 100 may be various, please refer to fig. 1-fig. 4 again, in a specific implementation manner, the liquid crystal display screen 100 may include a first polarizer 140, a TFT (Thin film transistor) layer 130, a CF (Correlation Filter) layer 120 and a second polarizer 110, which are stacked in sequence, the embodiment of the present invention does not limit the specific structure of the liquid crystal display screen 100.
Based on the embodiment of the utility model discloses display module assembly, the embodiment of the utility model discloses a terminal equipment, disclosed terminal equipment include above embodiment display module assembly.
The embodiment of the utility model provides a disclosed terminal equipment can be terminal equipment such as cell-phone, panel computer, electronic book reader, game machine, wearable equipment (for example intelligent wrist-watch), the embodiment of the utility model provides a do not restrict terminal equipment's specific kind.
The utility model discloses what the key description in the above embodiment is different between each embodiment, and different optimization characteristics are as long as not contradictory between each embodiment, all can make up and form more preferred embodiment, consider that the literary composition is succinct, then no longer describe here.
The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (11)
1. The utility model provides a display module assembly, includes liquid crystal display and backlight, the backlight with the liquid crystal display superpose links to each other, its characterized in that, display module assembly still includes the light shield layer, the light shield layer certainly the lateral wall of backlight extends to on liquid crystal display's the lateral wall.
2. The display module of claim 1, wherein the light shielding layer comprises at least two light shielding sections, the at least two light shielding sections are spaced apart along an edge of the display module, and each light shielding section extends from a sidewall of the backlight source to a sidewall of the liquid crystal display screen.
3. The display module according to claim 1, wherein the backlight source comprises a backlight source main body, a rubber frame and a reflective film, the reflective film comprises a reflective film main body and a reflective film extending portion, the reflective film extending portion is connected to the reflective film main body, the backlight source main body is disposed inside the rubber frame, the reflective film main body is stacked on the backlight source main body and a side of the rubber frame facing away from the liquid crystal display, and the reflective film extending portion extends to a side wall of the backlight source and a side wall of the liquid crystal display.
4. The display module according to claim 3, wherein the backlight body comprises a light guide plate, a diffusion film, a first prism sheet, and a second prism sheet stacked in this order on the reflection film body.
5. The display module of claim 3, wherein the reflective film extension overlaps the light shielding layer on the sidewall.
6. The display module of claim 3, wherein the reflective film extension is disposed in the light-shielding layer.
7. The display module assembly according to claim 3, wherein the reflective film main body is fixed on an end surface of the rubber frame facing away from the liquid crystal display screen by a rubber layer.
8. The display module of claim 1, wherein the light-shielding layer is a light-shielding glue layer.
9. The display module of claim 1, wherein the sides of the liquid crystal display are coplanar with the sides of the backlight.
10. The display module according to claim 1, wherein the liquid crystal display panel comprises a first polarizer, a TFT layer, a CF layer and a second polarizer, which are stacked in this order.
11. A terminal device, characterized in that it comprises a display module according to any one of claims 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920984638.1U CN209879207U (en) | 2019-06-27 | 2019-06-27 | Terminal equipment and display module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920984638.1U CN209879207U (en) | 2019-06-27 | 2019-06-27 | Terminal equipment and display module |
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| Publication Number | Publication Date |
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| CN209879207U true CN209879207U (en) | 2019-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920984638.1U Active CN209879207U (en) | 2019-06-27 | 2019-06-27 | Terminal equipment and display module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111856809A (en) * | 2020-06-11 | 2020-10-30 | 友达光电（苏州）有限公司 | Display module |
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2019
- 2019-06-27 CN CN201920984638.1U patent/CN209879207U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111856809A (en) * | 2020-06-11 | 2020-10-30 | 友达光电（苏州）有限公司 | Display module |
| CN111856809B (en) * | 2020-06-11 | 2023-01-06 | 友达光电（苏州）有限公司 | Display module |
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