CN111708208A

CN111708208A - Display device

Info

Publication number: CN111708208A
Application number: CN202010534829.5A
Authority: CN
Inventors: 王尊伟; 袁鹏; 党进
Original assignee: Shenzhen Microphone Holdings Co Ltd
Current assignee: Shenzhen Microphone Holdings Co Ltd; Shenzhen Transsion Holdings Co Ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2020-09-25

Abstract

The application provides a display device, including display panel, backlight unit and the packing ring that is in the light, the display panel laminating is on backlight unit, display device includes the display area and is located the display area and non-light-transmitting blind hole, the display panel corresponds the region of blind hole and is formed with the printing opacity district and centers on the non-light-transmitting district that the printing opacity district set up, the packing ring that is in the light corresponds non-light-transmitting district setting, the packing ring that is in the light sets up between display panel and backlight unit, the packing ring that is in the light covers backlight unit's light leak clearance. The display device can effectively solve the light leakage problem, does not need twice glue dispensing steps, reduces the production cost and improves the shooting effect of the camera module.

Description

Display device

Technical Field

The application relates to the technical field of display, in particular to a display device.

Background

Due to the development of the full-face screen of the mobile phone, the position of a camera hole in front of the screen is moved into a screen display area, a light transmitting area for lighting of the front camera is formed in the display area, namely, upper and lower Polaroids (POL) and backlight need to be dug, and a display panel carries out blind hole processing. After hole digging treatment, a glue dispensing process is usually required, wherein one-time glue dispensing is carried out after the polaroid is attached in a biased mode, a glue dispensing area is formed by the way that the inner diameter of a hole is dug on the lower polaroid to the inner diameter of a BM (black matrix) area, and then a backlight module is assembled; the assembly of the display panel and the backlight module can carry out secondary dispensing treatment. But because the precision problem once some glue can the light leak problem produce, the light leak can influence the camera effect of shooing after getting into camera visual angle district (printing opacity district). Moreover, the glue dispensing position is easy to have the problems of dirt, cracking, glue residue, glue overflow and the like, so that the reliability of the equipment is poor. In addition, the dispensing cost is high, the yield is low, the reworkability is poor, and additional equipment is required.

The foregoing description is provided for general background information and is not admitted to be prior art.

Disclosure of Invention

An object of this application is to provide a display device, can effectively solve the light leak problem, need not twice glue and glues the step, reduced manufacturing cost, promoted the module of making a video recording and shot the effect.

In order to solve the technical problem, the application provides a display device, including display panel, backlight unit and the packing ring that is in the light, display panel laminates on backlight unit, display device includes the display area and is located the display area and non-light-transmitting blind hole, the display panel corresponds the region of blind hole and is formed with the printing opacity district and around the non-light-transmitting district that the printing opacity district set up, the packing ring that is in the light corresponds non-light-transmitting district setting, the packing ring that is in the light sets up between display panel and backlight unit, the packing ring that is in the light covers backlight unit's light leak clearance.

In the embodiment of the application, the backlight module comprises a bottom plate, and a reflecting plate, a light guide plate and an optical diaphragm which are sequentially arranged on the bottom plate, wherein a light transmission cylinder is arranged on the bottom plate, the light transmission cylinder corresponds to the blind hole, avoiding holes are formed in the reflecting plate, the light guide plate and the optical diaphragm, the light transmission cylinder penetrates through the avoiding holes, and the light leakage gap is formed between the hole wall of each avoiding hole and the outer wall of the light transmission cylinder.

In an embodiment of the application, the display device further includes a light shielding film disposed corresponding to the non-light-transmissive region, the light shielding film is connected to the backlight module and covers the light leakage gap, one side of the light blocking gasket is connected to the display panel, and the other side of the light blocking gasket is connected to the light shielding film.

In an embodiment of the present application, the light shielding film includes a first light shielding layer and a second light shielding layer, the first light shielding layer is connected to the backlight module, the second light shielding layer is connected to the first light shielding layer, and a light blocking performance of the second light shielding layer is greater than or equal to a light blocking performance of the first light shielding layer.

In an embodiment of the application, the light blocking gasket includes a first inner diameter side close to the axis of the blind hole and a first outer diameter side opposite to the first inner diameter side, the light blocking film includes a second inner diameter side close to the axis of the blind hole and a second outer diameter side opposite to the second inner diameter side, and a distance between the first inner diameter side and the first outer diameter side is smaller than a distance between the second inner diameter side and the second outer diameter side.

In an embodiment of the present application, the inner wall of the light-transmitting cylinder is provided with a carbonized layer for absorbing light.

In an embodiment of the application, the display panel includes a first polarizing plate, a color film substrate, a liquid crystal layer, an array substrate, and a second polarizing plate, the color film substrate is disposed opposite to the array substrate, the liquid crystal layer is disposed between the color film substrate and the array substrate, the first polarizing plate is disposed on the light-emitting side of the color film substrate, the second polarizing plate is disposed on the light-incident side of the array substrate, and a through hole is disposed on the second polarizing plate and corresponds to the blind hole.

In an embodiment of the application, the color film substrate includes a first transparent substrate, and a color resist layer and a black matrix that are disposed on the first transparent substrate, a first light-transmitting groove is disposed on the color film substrate, the first light-transmitting groove penetrates through the color resist layer and the black matrix and exposes the first transparent substrate, and the first light-transmitting groove is disposed corresponding to the blind hole.

In an embodiment of the application, the color filter substrate further includes a stop ring, the stop ring is disposed on the first transparent bottom plate and located in the first light-transmitting groove, an area of the first transparent bottom plate covered by the stop ring is the non-light-transmitting area, and an area of the first transparent bottom plate not covered by the stop ring is the light-transmitting area.

In an embodiment of the application, the array substrate includes a second transparent bottom plate and a circuit control layer disposed on the second transparent bottom plate, a second light-transmitting groove is disposed on the array substrate, the second light-transmitting groove penetrates through the circuit control layer and exposes out of the second transparent bottom plate, and the second light-transmitting groove is disposed corresponding to the blind hole.

In an embodiment of the application, the display device includes a first frame, a second frame, a third frame, and a fourth frame, the first frame and the second frame are parallel and opposite to each other, the third frame and the fourth frame are parallel and opposite to each other, one end of the third frame and one end of the fourth frame are connected to the first frame, the other end of the third frame and the other end of the fourth frame are connected to the second frame, and the blind hole is disposed at a connection portion of the first frame and the third frame, or the blind hole is disposed at a connection portion of the second frame and the third frame.

In the embodiment of the application, the display device further comprises a shell and a camera module, the display panel and the backlight module are installed in the shell, a window exposing the display panel is arranged on the shell, the camera module is fixed in the shell, and the camera module is arranged corresponding to the blind hole.

The application also relates to a display device, which comprises a display panel and a backlight module, wherein the display panel is attached to the backlight module, the display device comprises a display area and a blind hole which is positioned in the display area and is transparent, the display panel is provided with a transparent area and a non-transparent area which is arranged around the transparent area in a region corresponding to the blind hole, the backlight module is provided with a notch which runs through the backlight module, and the blind hole is arranged corresponding to the notch.

In an embodiment of the application, the backlight module includes a first side, a second side, a third side and a fourth side, the first side is parallel to and opposite to the second side, the third side is parallel to and opposite to the fourth side, one end of the third side and one end of the fourth side are connected to the first side, and the other end of the third side and the other end of the fourth side extend to the notch.

In an embodiment of the application, the backlight module includes a bottom plate, and a reflective plate, a light guide plate and an optical film sequentially disposed on the bottom plate, wherein a side frame is disposed in a circumferential direction of the bottom plate, a receiving cavity is formed between the bottom plate and the side frame, the reflective plate, the light guide plate and the optical film are disposed in the receiving cavity, the notch is disposed corresponding to a vertex angle of the side frame, and the notch is located outside the receiving cavity.

In an embodiment of the application, the side frame includes arc portions located at four corners of the side frame, and the notch is formed by a concave portion of the arc portion towards the accommodating cavity.

In an embodiment of the application, the four arc portions of the side frame further include a first side plate, a second side plate, a third side plate and a fourth side plate, the first side plate and the second side plate are parallel and opposite to each other, the third side plate and the fourth side plate are parallel and opposite to each other, two ends of the first arc portion are respectively connected to the first side plate and the third side plate, two ends of the second arc portion are respectively connected to the first side plate and the fourth side plate, two ends of the third arc portion are respectively connected to the second side plate and the third side plate, two ends of the fourth arc portion are respectively connected to the second side plate and the fourth side plate, and the first arc portion is recessed toward the accommodating cavity to form a notch.

The utility model provides a display device adds the packing ring that is in the light that is in the non-light-transmitting area, and the packing ring that is in the light covers backlight unit's light leak clearance, can effectively solve the light leak problem, has not only promoted the module of making a video recording and has shot the effect, need not twice point moreover and glues the step, greatly reduced manufacturing cost, solved display device because of the point easy dirty, fracture, cull and overflow gluey scheduling problem that appear that glue, improved the reliability and the yield of device. In addition, when the display device is manufactured, additional equipment is not needed, and the production cost can be further reduced. Finally, the display device of this application can realize real comprehensive screen, has promoted display device's whole vision aesthetic feeling.

The foregoing description is only an overview of the technical solutions of the present application, and in order to make the technical means of the present application more clearly understood, the present application may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present application more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic front view of a display device according to a first embodiment of the present application with a housing removed.

Fig. 2 is a partially cross-sectional schematic view of the display device shown in fig. 1.

Fig. 3 is a schematic structural view of the display device shown in fig. 2 when combined with an image pickup module.

Fig. 4 is a partial sectional structural schematic view of a display panel of the present application.

Fig. 5 is a schematic structural diagram of a display device according to a second embodiment of the present application when combined with an image capturing module.

Fig. 6 is a schematic front view of a display device according to a third embodiment of the present application with a housing removed.

Fig. 7 is a partial cross-sectional structural view of a display device according to a third embodiment of the present application.

Fig. 8 is a rear view schematic diagram of a display device according to a third embodiment of the present application.

Detailed Description

First embodiment

Fig. 1 is a front view structure schematic diagram of a display device according to a first embodiment of the present application when a housing is removed, fig. 2 is a partial cross-sectional schematic diagram of the display device shown in fig. 1, fig. 3 is a structure schematic diagram of the display device shown in fig. 2 when the display device is combined with an image capturing module, as shown in fig. 1, fig. 2, and fig. 3, the display device includes a display panel 10, a backlight module 20, and a light blocking gasket 30, the display panel 10 is attached to the backlight module 20, the display device includes a display area 10a and a blind hole 101 located in the display area 10a and transmitting light, a light transmitting area 102 and a non-light transmitting area 103 disposed around the light transmitting area 102 are formed in an area of the display panel 10 corresponding to the blind hole 101, the light blocking gasket 30 is disposed corresponding to the non-light transmitting area 103, the light blocking gasket 30 is disposed between the display panel 10 and the backlight module 20, and.

The display device of this application adds the packing ring 30 that is in the light, and the packing ring 30 that is in the light covers backlight unit 20's light leak clearance 201 at non-light transmission district 103, can effectively solve the light leak problem, has not only promoted the module 50 shooting effects of making a video recording, need not twice point moreover and glues the step, greatly reduced manufacturing cost, solved display device because of the point easy dirty, the fracture that appears, cull and overflow and glue the scheduling problem, improved the reliability and the yield of device. In addition, when the display device is manufactured, additional equipment is not needed, and the production cost can be further reduced. Finally, the display device of this application can realize real comprehensive screen, has promoted display device's whole vision aesthetic feeling.

Further, backlight unit 20 includes bottom plate 21 and sets gradually reflecting plate 24 on bottom plate 21, light guide plate 25 and optics diaphragm 26, reflecting plate 24 sets up on bottom plate 21 promptly, light guide plate 25 sets up on reflecting plate 24, optics diaphragm 26 sets up on light guide plate 25, be equipped with a printing opacity section of thick bamboo 22 on bottom plate 21, a printing opacity section of thick bamboo 22 corresponds blind hole 101 and sets up, reflecting plate 24, all be equipped with on light guide plate 25 and the optics diaphragm 26 and dodge the hole 202, a printing opacity section of thick bamboo 22 passes and dodges the setting of hole 202, it is formed with light leak clearance 201 to dodge between the pore wall of hole 202 and the outer wall of a printing opacity section of thick bamboo 22. In this embodiment, the backlight module 20 further includes a light source (not shown), the light source is disposed on the light incident side of the light guide plate 25, light emitted from the light source passes through the light guide plate 25 and the optical film 26 and then enters the display panel 10, and a part of the light is emitted from the light leakage gap 201 and blocked by the light blocking gasket 30, so as to prevent the leaked light from entering the viewing angle region (the light transmitting region 102) of the camera module 50, and avoid affecting the shooting effect of the camera module 50.

Further, the optical film 26 includes a plurality of diffusion sheets and a plurality of prism sheets, a diffusion sheet is disposed between two adjacent prism sheets, and the number of the diffusion sheets and the prism sheets can be freely selected according to actual needs.

Further, the display device further includes a light shielding film 40, the light shielding film 40 is disposed corresponding to the non-light-transmitting region 103, the light shielding film 40 is connected to the backlight module 20 and covers the light leakage gap 201, one side of the light blocking gasket 30 is connected to the display panel 10, and the other side of the light blocking gasket 30 is connected to the light shielding film 40. The light shielding film 40 is used for shielding light emitted from the light leakage gap 201, and the light shielding film 40 and the light shielding gasket 30 are matched to completely block light leakage, so that the shooting effect of the camera module 50 is ensured. In the present embodiment, the light shielding film 40 is made of an opaque adhesive material, and the light shielding film 40 can be attached to the backlight module 20.

Further, the light shielding film 40 is provided with a light hole corresponding to the light transmitting region 102 of the display panel 10.

In another preferred embodiment, the light-shielding film 40 includes a first light-shielding layer (not shown) connected to the backlight module 20 and a second light-shielding layer (not shown) connected to the first light-shielding layer, wherein the light-shielding performance of the second light-shielding layer is greater than or equal to that of the first light-shielding layer. In the present embodiment, in order to enhance the light shielding effect of the light shielding film 40, a plurality of opaque materials are stacked to form the light shielding film 40, and the materials of the light shielding layers are different, that is, the material of the first light shielding layer is different from the material of the second light shielding layer, so as to ensure that the light shielding performance of the second light shielding layer is greater than or equal to the light shielding performance of the first light shielding layer. It should be noted that the light-shielding film 40 may be formed by stacking more than three light-shielding layers, and the above is not limited.

Further, the light blocking gasket 30 includes a first inner diameter side close to the axis of the blind hole 101 and a first outer diameter side opposite to the first inner diameter side, and the light blocking film 40 includes a second inner diameter side close to the axis of the blind hole 101 and a second outer diameter side opposite to the second inner diameter side, and the distance between the first inner diameter side and the first outer diameter side is smaller than the distance between the second inner diameter side and the second outer diameter side.

Further, fig. 4 is a schematic partial cross-sectional structure diagram of the display panel of the present application, as shown in fig. 4, the display panel 10 includes a first polarizing plate 11, a color film substrate 12, a liquid crystal layer 13, an array substrate 14, and a second polarizing plate 15, the color film substrate 12 is disposed opposite to the array substrate 14, the liquid crystal layer 13 is disposed between the color film substrate 12 and the array substrate 14, the first polarizing plate 11 is disposed on the light exit side of the color film substrate 12, the second polarizing plate 15 is disposed on the light entrance side of the array substrate 14, a through hole 106 is disposed on the second polarizing plate 15, and the through hole 106 is disposed corresponding to the blind hole.

Further, the color filter substrate 12 includes a first transparent base plate 121, and a color resist layer 122 and a black matrix 123 that are disposed on the first transparent base plate 121, a first light-transmitting groove 104 is disposed on the color filter substrate 12, the first light-transmitting groove 104 penetrates through the color resist layer 122 and the black matrix 123 and exposes the first transparent base plate 121, and the first light-transmitting groove 104 is disposed corresponding to the blind hole 101. In the present embodiment, the color resist layer 122 and the black matrix 123 are disposed at intervals, and the color resist layer 122 includes color resist materials of three colors, for example, red (R), green (G), and blue (B), and respectively corresponds to pixels (sub-pixels) of the three colors, red, green, and blue. The black matrix 123 is disposed between the red, green and blue pixels, so that adjacent pixels are spaced apart from each other by the black matrix 123, or the red, green and blue pixels are sequentially arranged in a splicing manner, and the black matrix 123 covers the splicing position of the two adjacent pixels.

In another preferred embodiment, the color filter substrate 12 further includes a planarization layer (not shown) covering the color resist layer 122 and the black matrix 123, and an electrode (not shown) disposed on the planarization layer. In this embodiment, the electrode may be a common electrode, or a privacy electrode; when the electrodes are common electrodes, the color film substrate 12 is provided with pixel electrodes, an electric field is generated between the color film substrate 12 and the array substrate 14 to control the deflection of liquid crystal molecules, so that image display is realized, and at this time, the display panel 10 is a TN mode display; when the electrode is a peep-proof electrode, the peep-proof electrode can generate a bias electric field to drive the liquid crystal molecules to deflect, so that wide and narrow visual angle switching display is realized, and the aim of peep prevention is fulfilled.

Further, the color filter substrate 12 further includes a light blocking ring 124, the light blocking ring 124 is disposed on the first transparent substrate 121 and is located in the first light-transmitting groove 104, an area of the first transparent substrate 121 covered by the light blocking ring 124 is the non-light-transmitting area 103, and an area of the first transparent substrate 121 not covered by the light blocking ring 124 is the light-transmitting area 102. In the present embodiment, the light blocking ring 124 has a ring shape, a rectangular shape, an oval shape, etc., and can be freely selected according to actual needs, and the light blocking ring 124 can be made of a black matrix 123 material or made of ink, but not limited thereto.

Further, the array substrate 14 includes a second transparent base plate 141 and a circuit control layer 142 disposed on the second transparent base plate 141, a second light-transmitting groove 105 is disposed on the array substrate 14, the second light-transmitting groove 105 penetrates through the circuit control layer 142 and exposes the second transparent base plate 141, and the second light-transmitting groove 105 is disposed corresponding to the blind hole 101.

Further, the circuit control layer 142 includes a plurality of scan lines and a plurality of data lines, wherein the plurality of scan lines and the plurality of data lines intersect with each other to define a plurality of sub-pixels arranged in an array. Each pixel is provided with a pixel electrode and a Thin Film Transistor (TFT) located near a position where a scan line and a data line cross. Each thin film transistor comprises a grid electrode, a source electrode and a drain electrode, wherein the grid electrode is electrically connected with the corresponding scanning line, the source electrode is electrically connected with the corresponding data line, and the drain electrode is electrically connected with the corresponding pixel electrode.

Further, the circuit control layer 142 includes a gate insulating layer, an insulating protective layer, an insulating planarization layer, a common electrode, an insulating spacer layer, and a pixel electrode; a gate insulating layer formed on the second transparent base plate 141 and covering the scan lines and the gates of the thin film transistors; the insulating protective layer is positioned on the grid electrode insulating layer and covers the data line and the source electrode and the drain electrode of the thin film transistor; the insulating flat layer is arranged on the insulating protective layer; the common electrode is arranged on the insulating flat layer; the insulating spacing layer is arranged on the common electrode; the pixel electrode is arranged on the insulating spacing layer, namely the insulating spacing layer is arranged between the common electrode and the pixel electrode. When the common electrode and the pixel electrode are energized, the array substrate 14 can generate a horizontal electric field to the liquid crystal molecules in the liquid crystal layer 13. Of course, the film layers of the array substrate 14 of the present application are not limited thereto, and the structure and the sequence between the film layers may be adjusted as appropriate. In this embodiment, the insulating protection layer, the insulating flat layer and the insulating spacer layer are provided with via holes, the via holes penetrate through the insulating protection layer, the insulating flat layer and the insulating spacer layer, the bottom of the via holes exposes out of the drain electrode of the thin film transistor, and the pixel electrode can be electrically connected with the drain electrode of the thin film transistor through the via holes.

Further, the first transparent substrate 121 and the second transparent substrate 141 are transparent glass plates or plastic plates, but not limited thereto.

Further, the display device includes a first frame edge 111, a second frame edge 112, a third frame edge 113 and a fourth frame edge 114, the first frame edge 111 and the second frame edge 112 are parallel and opposite to each other, the third frame edge 113 and the fourth frame edge 114 are parallel and opposite to each other, one end of the third frame edge 113 and one end of the fourth frame edge 114 are connected to the first frame edge 111, the other end of the third frame edge 113 and the other end of the fourth frame edge 114 are connected to the second frame edge 112, the blind hole 101 is disposed at a connection position of the first frame edge 111 and the third frame edge 113, or the blind hole 101 is disposed at a connection position of the second frame edge 112 and the third frame edge 113. As shown in fig. 1, the blind hole 101 is disposed at a top corner of the display device, and the influence of the backlight on the blind hole 101 is small, so that the light leakage can be further reduced, or the light leakage can be completely avoided, thereby ensuring the shooting effect of the camera module 50.

Further, the display device further includes a housing (not shown) and a camera module 50, the display panel 10 and the backlight module 20 are installed in the housing, a window exposing the display panel 10 is formed in the housing, the camera module 50 is fixed in the housing, and the camera module 50 corresponds to the blind hole 101.

Second embodiment

Fig. 5 is a schematic structural view of a display device according to a second embodiment of the present invention in combination with an image pickup module, and as shown in fig. 5, the display device according to the present embodiment has substantially the same structure as the display device according to the first embodiment, except for a light transmissive tube 22 and a light blocking film 40.

Specifically, the inner wall of the light-transmitting cylinder 22 is provided with a carbonized layer 27, and the carbonized layer 27 is used for absorbing light. In the present embodiment, the display device blocks the light emitted from the light leakage gap 201 through the light blocking gasket 30, and absorbs the light bypassing the light blocking gasket 30 through the carbonized layer 27, so as to achieve the dual light blocking effect.

The utility model provides a display device adds the packing ring 30 that is in the light in non-light-pervious district 103, and the packing ring 30 that is in the light covers backlight unit 20's light leak clearance 201, can effectively solve the light leak problem, and, the carbide layer 27 of a printing opacity section of thick bamboo 22 can absorb light, the light that is not sheltered from by the packing ring 30 that is in the light can be absorbed by carbide layer 27, realize the dual protection to camera module 50's angle of vision district (light-pervious district 102), not only promoted camera module 50 and shot the effect, and need not twice some gluey steps, greatly reduced manufacturing cost, the easy filth that display device appears because of the point is glued has been solved, the fracture, cull and overflow glue scheduling problem, the reliability and the yield of device have been improved. In addition, when the display device is manufactured, additional equipment is not needed, and the production cost can be further reduced. Finally, the display device of this application can realize real comprehensive screen, has promoted display device's whole vision aesthetic feeling.

In another preferred embodiment, the display device further includes a light shielding film 40, the light shielding film 40 is disposed corresponding to the non-light-transmitting region 103, the light shielding film 40 is connected to the backlight module 20 and covers the light leakage gap 201, one side of the light blocking gasket 30 is connected to the display panel 10, and the other side of the light blocking gasket 30 is connected to the light shielding film 40. The light shielding film 40 is used for shielding light emitted from the light leakage gap 201, and the light shielding film 40 and the light shielding gasket 30 are matched to completely prevent light leakage and ensure the shooting effect of the camera module 50. In the present embodiment, the light shielding film 40 is made of an opaque adhesive material, and the light shielding film 40 can be attached to the backlight module 20. The display device of this application blocks the light that jets out from light leak clearance 201 through gasket 30, the light shielding film 40 that is in the light to absorb the light of walking around gasket 30 that is in the light through carbonization zone 27, reach the effect of triple light-blocking, the light that can avoid leaking completely causes the influence to the effect of making a video recording.

Third embodiment

Fig. 6 is a schematic front view structure diagram of a display device according to a third embodiment of the present application when a housing is removed, fig. 7 is a schematic partial sectional structure diagram of the display device according to the third embodiment of the present application, fig. 8 is a schematic rear view structure diagram of the display device according to the third embodiment of the present application, as shown in fig. 6, fig. 7 and fig. 8, the display device includes a display panel 10 and a backlight module 20, the display panel 10 is attached to the backlight module 20, the display device includes a display area 10a and a blind hole 101 located in the display area 10a and transmitting light, a light-transmitting area 102 and a non-light-transmitting area 103 disposed around the light-transmitting area 102 are formed in an area of the display panel 10 corresponding to the blind hole 101, a notch 204 penetrating through the backlight module 20 is formed in the backlight module 20, and the blind hole 101.

Further, the backlight module 20 includes a first side 211, a second side 212, a third side 213 and a fourth side 214, the first side 211 is parallel to and opposite to the second side 212, the third side 213 is parallel to and opposite to the fourth side 214, one ends of the third side 213 and the fourth side 214 are connected to the first side 211, and the other ends of the third side 213 and the fourth side 214 extend to the notch 204.

Further, the backlight module 20 includes a bottom plate 21, and a reflection plate 24, a light guide plate 25 and an optical film 26 sequentially disposed on the bottom plate 21, where the reflection plate 24 is disposed on the bottom plate 21, the light guide plate 25 is disposed on the reflection plate 24, the optical film 26 is disposed on the light guide plate 25, a side frame 23 is disposed in the circumferential direction of the bottom plate 21, an accommodating cavity 203 is formed between the bottom plate 21 and the side frame 23, the reflection plate 24, the light guide plate 25 and the optical film 26 are disposed in the accommodating cavity 203, a vertex angle of the notch 204 corresponding to the side frame 23 is disposed, and the notch 204 is located outside the accommodating cavity 203.

Further, the side frame 23 includes arc-shaped portions at four corners of the bottom plate 21, and the notch 204 is formed by a concave arc-shaped portion towards the accommodating cavity 203.

Further, the four arc-shaped portions of the side frame 23 respectively include a first arc-shaped portion 231a, a second arc-shaped portion 231b, a third arc-shaped portion 231c and a fourth arc-shaped portion 231d, the side frame 23 further includes a first side plate 232, a second side plate 233, a third side plate 234 and a fourth side plate 235, the first side plate 232 and the second side plate 233 are parallel to each other and are disposed opposite to each other, the third side plate 234 and the fourth side plate 235 are parallel to each other and are disposed opposite to each other, two ends of the first arc-shaped portion 231a are respectively connected to the first side plate 232 and the third side plate 234, two ends of the second arc-shaped portion 231b are respectively connected to the first side plate 232 and the fourth side plate 235, two ends of the third arc-shaped portion 231c are respectively connected to the second side plate 233 and the third side plate 234, two ends of the fourth arc-shaped portion 231d are respectively connected to the second side plate 233 and the fourth side plate 235, and the first. It is worth mentioning that the notch 204 extends through the bottom plate 21.

Further, the reflection plate 24, the light guide plate 25 and the optical film 26 are provided with avoiding grooves (not shown) for avoiding the first arc-shaped portion 231a, and the first arc-shaped portion 231a extends into each avoiding groove.

The utility model provides a be provided with breach 204 on backlight unit 20, backlight of backlight unit 20 can't get into in breach 204, can't cause the influence to camera module 50's visual angle district (printing opacity district 102), consequently, can effectively solve the light leak problem among the prior art, camera module 50 shooting effect has not only been promoted, and need not twice point and glue the step, greatly reduced manufacturing cost, the easy filthy of display device appearance because of the point is glued, the fracture, cull and overflow glue scheduling problem have been solved, the reliability and the yield of device have been improved. In addition, when the display device is manufactured, additional equipment is not needed, and the production cost can be further reduced. Finally, the display device of this application can realize real comprehensive screen, has promoted display device's whole vision aesthetic feeling.

Further, the display panel 10 of the present embodiment has the same structure as the display panel 10 of the first embodiment, please refer to the first embodiment, which is not repeated herein.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, the recitation of an element by the phrase "comprising an … …" does not exclude the presence of additional like elements in the process, method, article, or apparatus that comprises the element, and further, where similarly-named elements, features, or elements in different embodiments of the disclosure may have the same meaning, or may have different meanings, that particular meaning should be determined by their interpretation in the embodiment or further by context with the embodiment.

It should be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope herein. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context. Also, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes" and/or "including," when used in this specification, specify the presence of stated features, steps, operations, elements, components, items, species, and/or groups, but do not preclude the presence, or addition of one or more other features, steps, operations, elements, components, species, and/or groups thereof. The terms "or" and/or "as used herein are to be construed as inclusive or meaning any one or any combination. Thus, "A, B or C" or "A, B and/or C" means "any of the following: a; b; c; a and B; a and C; b and C; A. b and C ". An exception to this definition will occur only when a combination of elements, functions, steps or operations are inherently mutually exclusive in some way.

The present application is not limited to the details of the above-described embodiments, and various simple modifications may be made to the technical solution of the present application within the technical idea of the present application, and these simple modifications are all within the protection scope of the present application. The various features described in the foregoing detailed description may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, various possible combinations are not described separately in this application.

Claims

1. A display device is characterized by comprising a display panel, a backlight module and a light blocking gasket, wherein the display panel is attached to the backlight module and comprises a display area and a blind hole which is located in the display area and is light-transmitting, a light transmitting area and a non-light transmitting area which is arranged around the light transmitting area are formed in the area of the display panel corresponding to the blind hole, the light blocking gasket is arranged corresponding to the non-light transmitting area, the light blocking gasket is arranged between the display panel and the backlight module, and the light blocking gasket covers the light leakage gap of the backlight module.

2. The display device according to claim 1, wherein the backlight module comprises a bottom plate, and a reflective plate, a light guide plate and an optical film sequentially disposed on the bottom plate, wherein a transparent cylinder is disposed on the bottom plate, the transparent cylinder is disposed corresponding to the blind hole, an avoiding hole is disposed on the reflective plate, the light guide plate and the optical film, the transparent cylinder passes through the avoiding hole, and the light leakage gap is formed between a wall of the avoiding hole and an outer wall of the transparent cylinder.

3. The display device as claimed in claim 2, further comprising a light shielding film disposed corresponding to the non-light-transmissive region, the light shielding film being connected to the backlight module and covering the light leakage gap, one side of the light blocking gasket being connected to the display panel, and the other side of the light blocking gasket being connected to the light shielding film.

4. The display device according to claim 3, wherein the light shielding film comprises a first light shielding layer and a second light shielding layer, the first light shielding layer is connected to the backlight module, the second light shielding layer is connected to the first light shielding layer, and a light blocking performance of the second light shielding layer is greater than or equal to a light blocking performance of the first light shielding layer.

5. The display apparatus of claim 3, wherein the light barrier gasket includes a first inner diameter side adjacent to the axis of the blind hole and a first outer diameter side opposite to the first inner diameter side, and the light blocking film includes a second inner diameter side adjacent to the axis of the blind hole and a second outer diameter side opposite to the second inner diameter side, and a distance between the first inner diameter side and the first outer diameter side is smaller than a distance between the second inner diameter side and the second outer diameter side.

6. A display device as claimed in claim 2 or 3, characterized in that the inner wall of the light-transmitting cylinder is provided with a carbonized layer for light absorption.

7. The display device according to claim 1, wherein the display panel comprises a first polarizer, a color filter substrate, a liquid crystal layer, an array substrate, and a second polarizer, the color filter substrate is disposed opposite to the array substrate, the liquid crystal layer is disposed between the color filter substrate and the array substrate, the first polarizer is disposed on the light-emitting side of the color filter substrate, the second polarizer is disposed on the light-incident side of the array substrate, and the second polarizer is disposed with a through hole corresponding to the blind hole.

8. The display device according to claim 7, wherein the color filter substrate comprises a first transparent substrate, and a color resist layer and a black matrix disposed on the first transparent substrate, wherein a first light-transmitting groove is disposed on the color filter substrate, the first light-transmitting groove penetrates through the color resist layer and the black matrix and exposes the first transparent substrate, and the first light-transmitting groove is disposed corresponding to the blind hole.

9. The display device according to claim 8, wherein the color filter substrate further comprises a stop ring disposed on the first transparent substrate and located in the first light-transmitting groove, an area of the first transparent substrate covered by the stop ring is the non-light-transmitting area, and an area of the first transparent substrate not covered by the stop ring is the light-transmitting area.

10. The display device as claimed in claim 8, wherein the array substrate comprises a second transparent substrate and a circuit control layer disposed on the second transparent substrate, the array substrate is provided with a second light-transmitting groove, the second light-transmitting groove penetrates through the circuit control layer and exposes the second transparent substrate, and the second light-transmitting groove is disposed corresponding to the blind hole.

11. The display device according to claim 1, wherein the display device comprises a first frame, a second frame, a third frame, and a fourth frame, the first frame and the second frame are parallel and opposite to each other, the third frame and the fourth frame are parallel and opposite to each other, one end of the third frame and one end of the fourth frame are connected to the first frame, the other end of the third frame and the other end of the fourth frame are connected to the second frame, the blind hole is disposed at a connection position of the first frame and the third frame, or the blind hole is disposed at a connection position of the second frame and the third frame.

12. The display device according to claim 1, further comprising a housing and a camera module, wherein the display panel and the backlight module are mounted in the housing, the housing has a window exposing the display panel, the camera module is fixed in the housing, and the camera module is disposed corresponding to the blind hole.

13. A display device is characterized by comprising a display panel and a backlight module, wherein the display panel is attached to the backlight module and comprises a display area and a blind hole which is positioned in the display area and is light-transmitting, a light-transmitting area and a non-light-transmitting area which is arranged around the light-transmitting area are formed in the area of the display panel corresponding to the blind hole, a notch which penetrates through the backlight module is formed in the backlight module, and the blind hole and the notch are correspondingly arranged.

14. The display device as claimed in claim 13, wherein the backlight module comprises a first side, a second side, a third side and a fourth side, the first side is parallel to and opposite to the second side, the third side is parallel to and opposite to the fourth side, one end of the third side and one end of the fourth side are connected to the first side, and the other end of the third side and the other end of the fourth side extend to the notch.

15. The display device according to claim 14, wherein the backlight module comprises a bottom plate, and a reflective plate, a light guide plate and an optical film sequentially disposed on the bottom plate, wherein a side frame is disposed at a periphery of the bottom plate, a receiving cavity is formed between the bottom plate and the side frame, the reflective plate, the light guide plate and the optical film are disposed in the receiving cavity, the notch is disposed corresponding to a vertex angle of the side frame, and the notch is located outside the receiving cavity.

16. The display device as claimed in claim 15, wherein the side frame includes arc portions at four corners of the side frame, and the notch is formed by a concave portion of the arc portion toward the receiving cavity.

17. The display apparatus according to claim 16, wherein the four curved portions of the side frame respectively include a first curved portion, a second curved portion, a third curved portion and a fourth curved portion, the side frame further includes a first side plate, a second side plate, a third side plate and a fourth side plate, the first side plate and the second side plate are parallel and opposite to each other, the third side plate and the fourth side plate are parallel and opposite to each other, two ends of the first curved portion are respectively connected to the first side plate and the third side plate, two ends of the second curved portion are respectively connected to the first side plate and the fourth side plate, two ends of the third curved portion are respectively connected to the second side plate and the third side plate, two ends of the fourth curved portion are respectively connected to the second side plate and the fourth side plate, and the first curved portion is recessed into the receiving cavity to form a notch.