CN216052510U

CN216052510U - Display device

Info

Publication number: CN216052510U
Application number: CN202121892538.XU
Authority: CN
Inventors: 孙俊民; 曹磊; 王子锋; 任妍; 王文斌; 吴云鹏
Original assignee: BOE Technology Group Co Ltd
Current assignee: BOE Technology Group Co Ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-03-15
Anticipated expiration: 2031-08-13

Abstract

The present disclosure provides a display device including: a display panel having a display surface; the backplate is located the display panel deviates from its one side of display surface, the backplate includes: the frame is connected with the bottom plate and defines an accommodating space used for accommodating the backlight module, the bottom plate is positioned on one side of the accommodating space, which is far away from the display panel, the frame comprises a plurality of side walls, and different side walls are positioned on different sides of the accommodating space; wherein at least one of the side walls includes an inclined portion whose surface facing away from the accommodating space intersects with a thickness direction of the display device; the first driving circuit board is connected with the display panel and fixed on the surface of the inclined part deviating from the accommodating space.

Description

Display device

Technical Field

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

Background

At present, the research and development of large-size (55 inches and above) display devices become the dominant product type sold in the market, and the requirements of large-size displays applied to professional display fields (such as television stations, broadcasting vehicles and the like) are higher.

SUMMERY OF THE UTILITY MODEL

The disclosed embodiments provide a display device capable of achieving a small thickness.

The present disclosure provides a display device including:

a display panel having a display surface;

the backplate is located the display panel deviates from its one side of display surface, the backplate includes: the frame is connected with the bottom plate and defines an accommodating space used for accommodating the backlight module, the bottom plate is positioned on one side of the accommodating space, which is far away from the display panel, the frame comprises a plurality of side walls, and different side walls are positioned on different sides of the accommodating space; wherein at least one of the side walls includes an inclined portion whose surface facing away from the accommodating space intersects with a thickness direction of the display device;

the first driving circuit board is connected with the display panel and fixed on the surface of the inclined part deviating from the accommodating space.

In some embodiments, each side wall of the bezel includes the inclined portion.

In some embodiments, the bezel further comprises: the corner pieces correspond to one corner of the accommodating space, different corner pieces correspond to different corners of the accommodating space, and every two adjacent side walls are connected through one corner piece;

the corner piece includes: the first side plate portion and the second side plate portion are respectively connected with the inclined portions of the adjacent two side walls, and the thickness direction of the first side plate portion and the thickness direction of the second side plate portion are respectively the same as the thickness direction of the inclined portions connected with each other.

In some embodiments, a plurality of reinforcing beams are disposed on the bottom plate, and the reinforcing beams are located on a side of the bottom plate away from the accommodating space.

In some embodiments, the display device further comprises:

the backlight module is positioned in the accommodating space;

the second driving circuit board is electrically connected with the backlight module and is used for providing driving signals for the backlight module;

the power panel is electrically connected with the first driving circuit board and the second driving circuit board and used for supplying power to the first driving circuit board and the second driving circuit board;

the power panel and the second driving circuit board are both positioned on one side of the bottom plate far away from the backlight module, and the distance from the power panel to the bottom plate is greater than the distance from the second driving circuit board to the bottom plate.

In some embodiments, a first fixing column is arranged on the bottom plate at a position corresponding to the power supply board, and the power supply board is fixed on the first fixing column; and a second fixing column is arranged on the bottom plate corresponding to the position of the second driving circuit board, the second driving circuit board is fixed on the second fixing column, and the length of the first fixing column is greater than that of the second fixing column.

In some embodiments, the side wall of the frame is further provided with a convex strip, and the convex strip protrudes towards the accommodating space;

the display device further comprises a backlight module positioned in the accommodating space, and the backlight module comprises:

the lamp panel is fixed on the bottom plate;

the optical diaphragm is arranged on one side, far away from the base plate, of the lamp plate, and the edge of the optical diaphragm is supported on the convex strip.

In some embodiments, the display device further comprises: glue the frame, glue the frame and include: glue the frame barricade and set up and be in glue the bearing part on the frame barricade, glue the frame barricade and encircle backlight unit sets up, display panel supports on the bearing part, glue the frame barricade with the frame is connected.

In some embodiments, the rubber frame retaining wall comprises a first retaining wall and a plurality of second retaining walls, the first retaining wall and the second retaining wall are both provided with the bearing part,

the display panel passes through the flexible line way board with first drive circuit board is connected, be provided with on the first bulkhead wall and dodge the groove, a part of flexible line way board is located dodge in the groove.

In some embodiments, the display device further comprises a front frame comprising: the front frame barricade and with the occlusion part that the front frame barricade is connected, the front frame barricade encircles it sets up to glue the frame barricade, the occlusion part is located display panel and keeps away from one side of bearing part, the front frame barricade with it connects to glue the frame barricade.

In some embodiments, a position-limiting protrusion is disposed on the bearing portion of at least one of the second retaining walls, and an orthographic projection of the display panel on the bottom plate does not overlap with an orthographic projection of the position-limiting protrusion on the bottom plate.

Drawings

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

fig. 1 is a front view of a display device provided in some embodiments of the present disclosure.

Fig. 2 is a sectional view taken along a-a' in fig. 1.

Fig. 3 is a sectional view taken along line B-B' in fig. 1.

Fig. 4 is a front view of a bezel of a backplate provided in some embodiments of the present disclosure.

Fig. 5 is a cross-sectional view of a backing plate provided in some embodiments of the present disclosure.

Fig. 6 is an exploded view of the structure in the region Q of fig. 4.

Fig. 7 is a front view of a glue frame provided in some embodiments of the present disclosure.

Fig. 8 is a sectional view taken along line E-E' of fig. 7.

Fig. 9 is a sectional view taken along line F-F' in fig. 7.

Fig. 10 is a partial perspective view of the first retaining wall of the rubber frame and the bearing portion thereon provided in some embodiments of the present disclosure.

Fig. 11 is a schematic diagram illustrating a positional relationship between a first blocking wall and a flexible printed circuit board according to some embodiments of the disclosure.

Fig. 12 is a rear view of a display device provided in some embodiments of the present disclosure.

Fig. 13 is a schematic connection diagram of the power board, the second driving circuit board and the bottom board provided in some embodiments of the disclosure.

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

Unless otherwise defined, technical or scientific terms used in the embodiments of the present disclosure should have the ordinary meaning as understood by those having ordinary skill in the art to which the present disclosure belongs. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Likewise, the word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Embodiments of the present disclosure provide a display device, which may be a large-sized (e.g., 55 inches or more) display device such as a television. Fig. 1 is a front view of a display device provided in some embodiments of the present disclosure, fig. 2 is a sectional view taken along a-a 'in fig. 1, fig. 3 is a sectional view taken along a line B-B' in fig. 1, fig. 4 is a front view of a bezel of a back plate provided in some embodiments of the present disclosure, and fig. 5 is a sectional view of a back plate provided in some embodiments of the present disclosure. As shown in fig. 1 to 5, the display device includes: the display device comprises a display panel 10, a back plate, a backlight module 30 and a first driving circuit board, wherein the display panel 10 has a display surface facing to a user surface, and the display panel 10 can be a liquid crystal display panel 10. The backlight module 30 is used for providing backlight for the display panel 10. The back plate is located on a side of the display panel 10 facing away from the display surface thereof, and includes: a bottom plate 22 and a frame 20, wherein the frame 20 is connected to the bottom plate 22 and defines a receiving space for receiving the backlight module 30, and the bottom plate 22 is located at a side of the receiving space away from the display panel 10. The frame 20 surrounds the backlight module 30, and the frame 20 includes a plurality of sidewalls 21, and different sidewalls 21 are located on different sides of the backlight module 30.

Wherein at least one of the side walls 21 includes an inclined portion 211, a surface of the inclined portion 211 facing away from the accommodating space intersects with a thickness direction (Z direction in fig. 2, 3) of the display device. The inclined portion 211 has a plate-like structure, and when the display surface of the display panel 10 is located on a horizontal plane, the inclined portion 211 is inclined at an acute angle with respect to the horizontal plane.

The first driving circuit board 70 is electrically connected to the display panel 10 and is configured to provide a display driving signal to the display panel 10. The first driving circuit board 70 is fixed on a surface of the inclined portion 211 facing away from the accommodating space, wherein the first driving circuit board 70 may be fixed on the inclined portion 211 by a fastener such as a screw, so that the first driving circuit board 70 maintains the same inclined state as the inclined portion 211.

In the embodiment of the present disclosure, since at least one side wall 21 of the bezel 20 includes the inclined portion 211, the first driving circuit board 70 is fixed on the inclined portion 211 so as to assume an inclined state. The first driving circuit board 70 is inclined to reduce a space occupied by the first driving circuit board 70 in a thickness direction of the display device, compared to a vertical state (i.e., the first driving circuit board 70 is parallel to the thickness direction of the display device), thereby contributing to reduction in thickness of the display device.

In some embodiments, the frame 20 and the bottom plate 22 of the back plate may be connected by a fastener such as a screw, in which case, the bottom plate 22 and the frame 20 may be manufactured separately, which is beneficial to improving the flatness of the bottom plate 22, and thus, is beneficial to improving the uniformity of the display image of the display device.

In some embodiments, the plurality of sidewalls 21 may be fabricated, and then the plurality of sidewalls 21 are assembled by an assembling method, so as to form the frame 20. Compared with the mode of integral punch forming, the mode of assembling can reduce the manufacturing cost. In addition, the sidewalls 21 of the bezel 20 may have the same or substantially the same configuration, thereby facilitating mass production of multiple sidewalls 21. For example, as shown in fig. 5, each side wall 21 includes: the display device comprises an inclined part 211, an upright part 212 and a connecting part 213, wherein the connecting part 213 is connected with one end of the inclined part 211 close to the bottom plate 22, the upright part 212 is connected with one end of the inclined part 211 far from the bottom plate 22, the thickness direction of the upright part 212 is perpendicular or basically perpendicular to the thickness direction of the display device, the plane of the connecting part 213 is parallel or basically parallel to the plane of the bottom plate 22, and the connecting part 213 can be connected with the bottom plate 22 through a fastening piece such as a screw. The connecting portion 213, the inclined portion 211, and the upright portion 212 of the same side wall 21 may be formed as an integral structure.

When each of the side walls 21 includes the inclined portion 211, if the two side walls 21 are directly connected by a fastening member such as a screw, there is a certain difficulty in the connection. To facilitate the connection between the plurality of sidewalls 21, in some embodiments, every adjacent two sidewalls 21 are connected by corner pieces. Fig. 6 is an exploded view of the structure of the Q region in fig. 4, and as shown in fig. 6, the bezel 20 further includes: each corner piece 23 corresponds to one corner of the backlight module 30, different corner pieces 23 correspond to different corners of the backlight module 30, and every two adjacent side walls 21 are connected through one corner piece 23. The corner piece 23 comprises: the first side plate 231 and the second side plate 232, and the first side plate 231 and the second side plate 232 may be integrally formed. The first side plate portion 231 and the second side plate portion 232 are connected to the inclined portions 211 of the adjacent two side walls 21, respectively. The thickness direction of the first side plate 231 is the same as the thickness direction of the inclined portion 211 connected thereto, and the thickness direction of the second side plate 232 is the same as the thickness direction of the inclined portion 211 connected thereto. The corner piece 23 may further include: and the connecting strip 233, wherein the connecting strip 233 is positioned on the same plane with the connecting part 213 of two adjacent side walls 21.

As shown in fig. 2 and 3, the backlight assembly 30 includes: lamp plate 31 and optics diaphragm 32, wherein, the quantity of lamp plate 31 can be a plurality ofly, and every lamp plate 31 can include the circuit board and set up a plurality of illuminating parts on the circuit board, and the illuminating part is LED lamp pearl for example. The lamp panel 31 may be fixed to the base plate 22 by a first fastening member. The first fastening member is a structural member such as a screw or a rivet. An optical film 32 is disposed on a side of the lamp panel 31 away from the bottom plate 22, wherein the optical film 32 may include a light guide plate, a diffusion sheet, or other films.

As shown in fig. 5, each sidewall 21 of the bezel 20 may be provided with a rib 214, the rib 214 protrudes toward the receiving space, and the edge of the optical film 32 is supported on the rib 214. Among them, the convex strip 214 may be formed as an integral structure with the inclined portion 211, the upright portion 212, and the connection portion 213.

In some embodiments, as shown in fig. 2 and 3, the display device may further include: and a rubber frame 50. The rubber frame 50 includes: the frame comprises a rubber frame retaining wall and a bearing part 53 arranged on the rubber frame retaining wall, wherein the bearing part 53 can be supported on the upright part 212 of the side wall 21 of the side frame 20. The plastic frame retaining wall is disposed around the backlight module 30, the display panel 10 is supported on the supporting portion 53, and the plastic frame retaining wall is connected to the frame 20.

The rubber frame 53 may be made of an organic material or a metal material, and the back plate may be made of a metal (e.g., aluminum). Preferably, the glue frame 53 is made of an organic material, so that the display panel 10 may be prevented from being scratched.

Fig. 7 is a front view of a plastic frame according to some embodiments of the present disclosure, fig. 8 is a sectional view taken along the line E-E 'in fig. 7, fig. 9 is a sectional view taken along the line F-F' in fig. 7, and fig. 10 is a partial perspective view of a first retaining wall of the plastic frame and a bearing portion thereon according to some embodiments of the present disclosure, which is shown in fig. 7 to 10, and the plastic frame retaining wall includes: the backlight module comprises a first blocking wall 51 and a plurality of second blocking walls 52, wherein the first blocking wall 51 is located at one side of the backlight module 30, the plurality of second blocking walls 52 are located at the other sides of the backlight module 30, and different second blocking walls 52 are located at different sides of the backlight module 30. The first blocking wall 51 and the first driving circuit board 70 are located on the same side of the backlight module 30. For example, the display device is a vertical display device such as a television, a computer, etc., when the display device is in an upright state, the first blocking wall 51 and the first driving circuit board 70 are located below the backlight module 30.

The first blocking wall 51 and the second blocking wall 52 may be detachably connected, for example, by fasteners such as screws; likewise, two adjacent second blocking walls 52 can be detachably connected, so that the size of the glue frame 50 and the display panel 10 can be better adapted.

In some embodiments, as shown in fig. 8 and 9, the first blocking wall 51 and the second blocking wall 52 are provided with a bearing portion 53, wherein the first blocking wall 51 and the bearing portion 53 thereon may be an integrally formed structure, and the second blocking wall 52 and the bearing portion 53 thereon may be an integrally formed structure.

In some embodiments, as shown in fig. 2 and 9, a position-limiting protrusion 54 is disposed on the bearing portion 53 on the at least one second blocking wall 52, and the position-limiting protrusion 54 is located around the display panel 10 for limiting the position of the display panel 10, i.e., the orthographic projection of the display panel 10 on the bottom plate 22 and the orthographic projection of the position-limiting protrusion 54 on the bottom plate 22 do not overlap. In one example, a stopper protrusion 54 is provided on the bearing portion 53 of each second blocking wall 52.

In some embodiments, as shown in fig. 2 and 3, the display device further includes a flexible wiring board 60, and one end of the flexible wiring board 60 is connected to the display panel 10 and the other end is connected to the first driving circuit board 70, so that the driving signal of the first driving circuit board 70 is transmitted to the display panel 10.

Fig. 11 is a schematic positional relationship between the first blocking wall and one flexible printed circuit board according to some embodiments of the present disclosure, as shown in fig. 10 and 11, the first blocking wall 51 is provided with an avoiding groove V1, and a portion of the flexible printed circuit board 60 is located in the avoiding groove V1. The number of the flexible circuit boards 60 may be multiple, and the avoiding grooves V1 may correspond to the flexible circuit boards 60 one to one.

As shown in fig. 2 and 3, the display device further includes: a front frame 40, the front frame 40 comprising: the front frame retaining wall 41 and the shielding portion 42 connected to the front frame retaining wall 41, the front frame retaining wall 41 surrounds the plastic frame retaining wall, the shielding portion 42 is located on one side of the display panel 10 away from the bearing portion, and the front frame retaining wall 41 is connected to the plastic frame retaining wall.

In some embodiments, the front frame retaining wall 41 and the first retaining wall 51 of the plastic frame 50 can be connected by a first connecting member, and the front frame retaining wall 41, the second retaining wall 52 of the plastic frame 50 and the side wall 21 of the back plate can be connected together by a second connecting member. For example, the first connecting member and the second connecting member are screws, and as shown in fig. 8 and 9, the first blocking wall 51 may be provided with a first screw hole H1, the second blocking wall 52 may be provided with a second screw hole H2, and the upright portion 212 of the side wall 21 of the backboard is provided with a third screw hole (not shown), which corresponds to the second screw hole H2 one by one. A first connecting member passing through the front frame retaining wall 41 and extending into the first screw hole H1, thereby connecting the front frame retaining wall 41 to the first retaining wall 51; the second connecting member passes through the front frame retaining wall 41 and the second screw hole and extends into the third screw hole, thereby connecting the front frame retaining wall 41, the second retaining wall 52 of the plastic frame 50 and the side wall 21 of the back plate together.

In the embodiment of the present disclosure, the front frame retaining wall 41 is connected to the plastic frame 50 by the first connecting member and the second connecting member, and there is no need to provide a connecting member on the shielding portion 42 of the front frame 40, so as to prevent light leakage caused by the front frame 40 pressing the display panel 10.

In addition, since the avoiding groove V1 is formed in the first blocking wall 51, and a portion of the flexible printed circuit 60 is located in the avoiding groove V1, when the front frame 40 is connected to the rubber frame 50, the front frame is not pressed against the flexible printed circuit 60, thereby preventing the flexible printed circuit 60 from being damaged.

In some embodiments, the plurality of second blocking walls 52 of the bezel 50 have the same structure, and the plurality of sidewalls 21 of the back plate have the same structure, in which case, the sectional view taken along the line C-C 'and the sectional view taken along the line D-D' in fig. 1 are the same as those in fig. 2.

With continued reference to fig. 2-3, in some embodiments, a plurality of reinforcing beams 80 are disposed on the bottom plate 22, and are disposed on a side of the bottom plate 22 away from the backlight module 30. The provision of the reinforcing beams 80 may improve the stability of the base plate 22. Fig. 12 is a rear view of a display device provided in some embodiments of the present disclosure, in which a plurality of reinforcing beams 80 are arranged in a crisscross pattern on the bottom plate 22, as shown in fig. 12.

Wherein the reinforcing beam 80 may be secured to the base plate 22 using connectors (e.g., screws, rivets). In some embodiments, the bottom plate 22 may have a flat plate structure with a small thickness, and in this case, in order to improve the connection stability between the bottom plate 22 and the reinforcing beam 80, the head of the connecting member may be disposed on the side of the bottom plate 22 away from the reinforcing beam 80. Taking the connecting member as an example of a screw, the head of the screw is located on the side of the bottom plate 22 away from the reinforcing beam 80, and the shaft of the screw penetrates through the bottom plate 22 to connect with the reinforcing beam 80.

In some embodiments, the display device further comprises: a second driving circuit board 92 and a power board 91, wherein the second driving circuit board 92 is used for providing a driving signal for the lamp panel 31 of the backlight module 30. The power board 91 is electrically connected to the first driving circuit board 70 and the second driving circuit board 92, and is used for supplying power to the first driving circuit board 70 and the second driving circuit board 92.

The second driving circuit board 92 and the power board 91 are both disposed on one side of the bottom plate 22 away from the backlight module 30, for example, the second driving circuit board 92 is electrically connected to the lamp panel 31 through a signal line or a circuit board, and the signal line or the circuit board connected to the second driving circuit board 92 can pass through the bottom plate 22. The power supply board 91 may be connected to an external power supply source.

In order to prevent the power board 91 and the second driving circuit board 92 from electrical breakdown, a certain safety distance is required to be kept between the power board 91 and the bottom board 22 and between the second driving circuit board 92 and the bottom board 22. Wherein, the distance between the power supply board 91 and the bottom board 22 is greater than the distance between the second driving circuit board 92 and the bottom board 22.

Fig. 13 is a schematic diagram illustrating the connection between the power board, the second driving circuit board and the bottom board provided in some embodiments of the disclosure, as shown in fig. 13, a first fixing post L1 is provided on the bottom board 22 at a position corresponding to the power board 91, and the power board 91 is fixed on the first fixing post L1, so that the power board 91 and the bottom board 22 are relatively fixed. A second fixing post L2 is disposed on the bottom plate 22 at a position corresponding to the second driving circuit board 92, and the second driving circuit board 92 is fixed to the second fixing post L2, so that the second driving circuit board 92 and the bottom plate 22 are relatively fixed. The first fixing post L1 and the second fixing post L2 may be rivets, and the length of the first fixing post L1 is greater than that of the second fixing post L2.

In some embodiments, a total driving board 93, an anti-static circuit board (not shown), and the like may be further disposed on a side of the bottom board 22 away from the backlight module 30, where the total driving board 93 is connected to the signal source and the first driving circuit board, and is used to convert a signal provided by the signal source into a display signal and send the display signal to the first driving circuit board 70, so that the first driving circuit board 70 sends a driving signal to the display panel 10 according to the display signal. The distance between the power board 93 and the bottom board 22 is greater than the distance between the anti-static circuit board and the bottom board 22, and is also greater than the distance between the signal source and the bottom board 22.

In some embodiments, the display device may further include a housing, and the display panel 10, the back plate, the first driving circuit board 70, the second driving circuit board 92, and the power board 91 are disposed in the housing, and a hollow portion is disposed on the housing, and the hollow portion exposes the display area of the display panel 10.

It is to be understood that the above embodiments are merely exemplary embodiments that are employed to illustrate the principles of the present disclosure, and that the present disclosure is not limited thereto. It will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the disclosure, and these are to be considered as the scope of the disclosure.

Claims

1. A display device, comprising:

a display panel having a display surface;

2. The display device according to claim 1, wherein each of the side walls of the bezel includes the inclined portion.

3. The display device according to claim 2, wherein the bezel further comprises: the corner pieces correspond to one corner of the accommodating space, different corner pieces correspond to different corners of the accommodating space, and every two adjacent side walls are connected through one corner piece;

4. A display device as claimed in any one of claims 1 to 3, characterised in that a plurality of stiffening beams are provided on the base plate, on the side of the base plate remote from the receiving space.

5. The display device according to any one of claims 1 to 3, characterized in that the display device further comprises:

the backlight module is positioned in the accommodating space;

6. The display device according to claim 5, wherein a first fixing post is provided on the bottom plate at a position corresponding to the power supply board, and the power supply board is fixed on the first fixing post; and a second fixing column is arranged on the bottom plate corresponding to the position of the second driving circuit board, the second driving circuit board is fixed on the second fixing column, and the length of the first fixing column is greater than that of the second fixing column.

7. The display device according to any one of claims 1 to 3, wherein a rib is further provided on a side wall of the bezel, and the rib protrudes toward the accommodating space;

the lamp panel is fixed on the bottom plate;

8. The display device according to any one of claims 1 to 3, characterized by further comprising: glue the frame, glue the frame and include: glue the frame barricade and set up and be in glue the bearing part on the frame barricade, glue the frame barricade and encircle backlight unit sets up, display panel supports on the bearing part, glue the frame barricade with the frame is connected.

9. The display device according to claim 8, wherein the plastic frame retaining wall comprises a first retaining wall and a plurality of second retaining walls, the first retaining wall and the second retaining wall are provided with the bearing parts,

10. The display device according to claim 9, further comprising a front frame, the front frame comprising: the front frame barricade and with the occlusion part that the front frame barricade is connected, the front frame barricade encircles it sets up to glue the frame barricade, the occlusion part is located display panel and keeps away from one side of bearing part, the front frame barricade with it connects to glue the frame barricade.

11. The display device according to claim 9, wherein a position-limiting protrusion is disposed on the bearing portion of at least one of the second retaining walls, and an orthographic projection of the display panel on the bottom plate does not overlap with an orthographic projection of the position-limiting protrusion on the bottom plate.