WO2021232811A1

WO2021232811A1 - Display module and display device

Info

Publication number: WO2021232811A1
Application number: PCT/CN2020/140620
Authority: WO
Inventors: 王代青; 华巍; 饶春利; 李想
Original assignee: 深圳Tcl数字技术有限公司
Priority date: 2020-05-20
Filing date: 2020-12-29
Publication date: 2021-11-25
Also published as: CN212782481U

Abstract

A display module and display device. The display module comprises a middle frame (2) and a backplane (1) that is located on one side of the middle frame (2), and a limiting portion (4) is disposed on the middle frame (2); the limiting portion (4) extends in the direction of the backplane (1) and encloses the middle frame (2) to form an accommodating space (5); and a bending portion (3) is disposed on the backplane (1), and the bending portion (3) extends in the direction of the middle frame (2) to the inside of the accommodating space (5) and is clamped with the limiting portion (4). By means of the accommodating space (5) stably limiting the bending portion (3), the middle frame (2) may be cooperatively installed on the backplane (1); in addition, when the middle frame (2) is deformed, the bending portion (3) blocks the middle frame (2) from within the accommodating space (5), thereby preventing the middle frame (2) from detaching from the backplane (1).

Description

Display module and display equipment

priority

This disclosure requires the priority of a Chinese patent application filed with the Chinese Patent Office, the application number is "2020208606519", and the application name is "a display module and display device" on May 20, 2020, the application date of which is approved. Reference is incorporated in this disclosure.

Technical field

The present disclosure relates to the technical field of display devices, and in particular to a display module and a display device.

Background technique

In the prior art, the middle frame adopts an integrally extruded middle frame, but the integrally extruded middle frame may undergo expansion or contraction changes during use, which causes the size of the integrally extruded middle frame to change. In the display device, the integrally extruded middle frame is attached to the back plate. When the integrally extruded middle frame changes in size due to its own expansion or contraction, it is easy to separate from the back plate, which affects the normal use of the display device. Therefore, the current There are technologies to be improved.

Public content

The technical problem to be solved by the present disclosure is to provide a display module and a display device in view of the above-mentioned defects of the prior art, aiming to solve the technical problem that the existing middle frame is easily separated from the backplane.

The first aspect of the present disclosure provides a display module, which includes a middle frame and a back plate located on one side of the middle frame, and a limit part is provided on the middle frame; Extends in the direction of the middle frame and encloses an accommodation space with the middle frame; the back plate is provided with a bending part, and the bent part extends into the accommodation space in the direction of the middle frame and is connected to the middle frame. The limit part is snapped.

In one embodiment, the accommodating space has an opening, and the bent portion is inserted into the accommodating space through the opening, and is connected to the middle frame.

In one embodiment, the middle frame includes a first side frame and a second side frame connected to the first side frame; the limiting portion is located at the first side frame away from the second side frame And arranged opposite to the second side frame; the limiting portion, the first side frame and the second side frame enclose the containing space.

In one embodiment, the second side frame is bent relative to the first side frame, and an end of the second side frame away from the first side frame extends toward the back plate.

In an embodiment, the first side frame is parallel to the back plate, and the first side frame is connected to the bent portion.

In an embodiment, the bent portion and the first side frame are connected by glue.

In one embodiment, there is a first gap between the second side frame and the bent portion.

In one embodiment, the bending part includes a first connecting part arranged at intervals from the back plate, and a second connecting part connecting the first connecting part and the back plate; the first connecting part The part is connected to the first side frame, and the first gap is located between the second connection part and the second side frame.

In one embodiment, the first connecting portion is parallel to the first side frame, and the second connecting portion is parallel to the second side frame.

In one embodiment, the limiting portion includes a first limiting member arranged at intervals from the first side frame, and a second limiting member connecting the first limiting member and the first side frame The first limiting member extends in the direction of the second side frame.

In an embodiment, the end of the first connecting portion away from the second connecting portion is located between the first side frame and the first limiting member, and the first limiting member is located on the first limiting member. Between a connecting portion and the back plate.

In an embodiment, an end of the first limiting member away from the second limiting member extends toward the second side frame, and the first limiting member is arranged opposite to the first side frame .

In one embodiment, the end of the first connecting portion away from the second connecting portion is located between the first limiting member and the first side frame, and the first limiting member is located on the first side frame. Between a connecting portion and the back plate.

In one embodiment, there is a second gap between the first connecting portion and the second limiting member.

In an embodiment, a guide surface is provided on a side of the first limiting member away from the first side frame, and the side of the guide surface away from the second side frame is inclined toward the back plate.

A second aspect of the present disclosure provides a display device, which includes any of the above-mentioned display modules.

Beneficial effects: The present disclosure stably restricts the bending portion through the accommodation space, so as to realize the coordinated installation of the middle frame on the back plate; and, when the middle frame is deformed, the folding The bent portion blocks the middle frame from the accommodating space, so as to prevent the middle frame from being separated from the back plate.

Description of the drawings

Fig. 1 is a schematic diagram of assembling the middle frame and the back plate in the present disclosure;

FIG. 2 is a schematic diagram of a part of the structure of the middle frame in the present disclosure;

FIG. 3 is a schematic diagram of the structure of the backplane in the present disclosure;

4 is a schematic diagram of the structure of the display module in the first embodiment of the present disclosure;

FIG. 5 is a schematic diagram of the structure of the display module in the second embodiment of the present disclosure.

Detailed ways

In order to make the objectives, technical solutions, and advantages of the present disclosure clearer and clearer, the present disclosure will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present disclosure, but not used to limit the present disclosure.

The present disclosure provides a display module, as shown in FIG. 1, FIG. 2 and FIG. 3. The display module includes a middle frame 2 and a back plate 1, and the back plate 1 is located on one side of the middle frame 2; The middle frame 2 is provided with a limiting portion 4, the limiting portion 4 extends in the direction of the back plate 1, and an accommodating space 5 is enclosed between the limiting portion 4 and the middle frame 2; The space 5 has an opening 51, and the opening 51 faces the direction of the back plate 1; the back plate 1 is provided with a bending portion 3, and the bending portion 3 extends in the direction of the middle frame 2 and extends to In the receiving space 5; the bending portion 3 cooperates with the receiving space 5, so that the bending portion 3 is limited by the receiving space 5; the bending portion 3 and the limiting The part 4 is snap-connected to prevent the bending part 3 from shaking in the receiving space 5.

Further, the limiting portion 4 extends in the direction of the back plate 1 such that the limiting portion 4 is located on the side of the middle frame 2 facing the back plate 1 as a whole, and extends in a direction close to the back plate 1 as a whole; The folded portion 3 extends in the direction of the middle frame 2 such that the entire folded portion 3 is located on the side of the back plate 1 facing the middle frame 2 and extends in a direction close to the middle frame 2 as a whole. Thus, the limiting portion 4 and the bending portion 3 are both located between the back plate 1 and the middle frame 2, and can pass through the bending portion 3 and the limiting portion 4 It is connected together to prevent the bending part 3 from shaking in the receiving space 5.

In the present disclosure, the limiting portion 4 is added to the middle frame 2, and the bending portion 3 is added to the back plate 1, so that the limiting portion 4 and the middle frame 2 can be formed between The accommodating space 5 is used to stably limit the bending portion 3 through the accommodating space 5 to realize the coordinated installation of the middle frame 2 on the back plate 1; and, when the middle frame 2 When deformation occurs, the bending portion 3 blocks the limiting portion 4 and the middle frame 2 from the accommodating space 5, so as to prevent the middle frame 2 from being separated from the back plate 1.

As shown in Figures 1 and 2, the middle frame 2 includes a first side frame 21 and a second side frame 22; the second side frame 22 is connected to the first side frame 21 and is opposite to the first side frame. One side frame 21 is bent; one end of the second side frame 22 away from the first side frame 21 extends toward the back plate 1; the limiting portion 4 is located at the first side frame 21 away from the One side of the second side frame 22 and extends in the direction of the back plate 1, so that the limiting portion 4 and the second side frame 22 are arranged opposite to each other; the limiting portion 4, the first side The accommodating space 5 is enclosed between the frame 21 and the second side frame 22. The opening 51 is located between the second side frame 22 and the limiting portion 4, and is opposite to the first side frame 21; the bent portion 3 is inserted into the receiving space 5 from the opening 51 Inside, and connected with the middle frame 2.

The first side frame 21 is parallel to the back plate 1, the first side frame 21 is arranged opposite to the back plate 1, and the bent portion 3 is located between the back plate 1 and the first side frame 21; the limiting portion 4 is located on the inner side of the bending portion 3, the second side frame 22 is located on the outer side of the bending portion 3, the limiting portion 4 and the second side frame 22 block and limit the bending portion 3 from the inner and outer sides of the bending portion 3 respectively.

The bending portion 3 is connected to the first side frame 21, so that the bending portion 3 is positioned in the receiving space 5, and the bending portion 3 is prevented from shaking in the receiving space 5; There is a first gap 100 between the bent portion 3 and the second side frame 22 to provide a deformation space for the middle frame 2.

When assembling the middle frame 2 to the back plate 1, the first side frame 21 is required to correspond to the back plate 1, and the bent portion 3 corresponds to the accommodating space 5. In the process of moving the middle frame 2 later, there will be no relative displacement between the first side frame 21 and the bending portion 3, and between the second side frame 22 and the bending portion 3, As well as the relative misalignment between the limiting portion 4 and the bending portion 3, therefore, the first side frame 22 is reserved between the second side frame 22 and the bending portion 3 in the present disclosure. With a gap 100, the first side frame 21 is connected to the bent portion 3, which makes it easier to assemble and connect the middle frame 2 and the bent portion 3.

In a specific embodiment of the present disclosure, as shown in FIG. 1, the bent portion 3 and the inner wall of the first side frame 21 are connected by glue 200. Specifically, the inner wall of the first side frame 21 and the side wall of the bent portion 3 facing the first side frame 21 are coated with glue; the first side frame 21 is connected to the back After the plate 1 corresponds to the opening 51 and the bent portion 3 corresponds to the opening 51, the middle frame 2 is pressed toward the back plate 1, the bent portion 3 is inserted into the accommodating space 5, and the The overlapping area between the bent portion 3 and the second side frame 22 gradually increases, until the first side frame 21 is glued to the bent portion 3, that is, the middle frame 2 and the second side frame 22 are adhered to each other. The assembly on the backplane 1 is described.

Compared with the prior art, in the present disclosure, the back plate 1 is connected to the middle frame 2 through the bending portion 3, which is convenient for assembly, and the first gap 100 is reserved for the middle frame 2 The deformation provides space, and the relative limit of the accommodating space 5 and the bending part 3 is also used to improve the stability of the middle frame 2 assembling on the back plate 1 and avoid the deformation of the middle frame 2 When detached from the back plate 1.

The bending portion 3 includes a first connecting portion 31 and a second connecting portion 32; the first connecting portion 31 is spaced apart from the back plate 1, and the second connecting portion 32 is located at the first connecting portion 31 And the back plate 1 and connect the first connecting portion 31 with the back plate 1; the second connecting portion 32 is bent relative to the back plate 1, and the second connecting portion The end of 32 away from the back plate 1 extends toward the first side frame 21; the first connecting portion 31 is bent relative to the second connecting portion 32 and extends toward the limiting portion 4, In this way, the first connecting portion 31 and the back plate 1 are arranged opposite to each other. The side of the first connecting portion 31 away from the back plate 1 is connected to the second side frame 22, and the first gap 100 is located between the second connecting portion 32 and the second side frame 22.

In a specific embodiment of the present disclosure, the first connecting portion 31 is parallel to the first side frame 21, which improves the connection firmness when the first side frame 21 and the first connecting portion 31 are connected by glue The second connecting portion 32 is parallel to the second side frame 22, so that regardless of the arrangement direction of the second side frame 22 and the second connecting portion 32, or along the back plate 1 and the In the arrangement direction of the middle frame 2, the first gap 100 can be kept uniform, and the first gap 100 is sufficient to ensure the deformation of the middle frame 2.

The limiting portion 4 includes a first limiting member 41 and a second limiting member 42; the first limiting member 41 is spaced apart from the first side frame 21; the second limiting member 42 is located at the Between the first limiting member 41 and the first side frame 21, and connecting the first limiting member 41 with the first side frame 21; the first limiting member 41 is located on the first side frame 21; One side frame 21 faces one side of the back plate 1; an end of the first limiting member 41 away from the second limiting member 42 extends toward the second side frame 22, so that the first limiting member 41 The positioning member 41 is arranged opposite to the first side frame 21.

The end of the first connecting portion 31 away from the second connecting portion 32 is located between the first limiting member 41 and the first side frame 21, and the first limiting member 41 is located in the first Between the connecting portion 31 and the back plate 1. In the present disclosure, while limiting the bending portion 3 through the accommodating space 5, the first connecting portion 31 is also limited by the first limiting member 41, thereby lifting the back plate 1. The stability of the connection between the bent portion 3 and the middle frame 2 prevents the middle frame 2 from turning over and detaching from the bent portion 3 when the middle frame 2 is deformed. In addition, there is a second gap 300 between the second limiting member 42 and the first connecting portion 31. The reserved second gap 300 can provide space for the deformation of the second limiting member 42 to avoid When the second limiting member 42 is deformed, the first connecting portion 31 is squeezed, so that the first connecting portion 31 is separated from the middle frame 2.

A guide surface 7 is provided on the side of the first limiting member 41 away from the first side frame 21, and the side of the guide surface 7 away from the second side frame 22 is inclined toward the back plate 1; Therefore, the assembly between the middle frame 2 and the bent portion 3 plays a guiding role. When assembling the middle frame 2 with the back plate 1, first apply glue on the side of the first side frame 21 close to the first limiting member 41, and apply glue on the first connecting portion 31 Coat the side away from the back plate 1 with glue; place the bent portion 3 corresponding to the opening of the accommodating space 5, and make the first side frame 21 parallel to the first connecting portion 31; The middle frame 2 is pushed toward the back plate 1, and when the first limiting member 41 is in contact with the end of the first connecting portion 31 away from the second connecting portion 32, the middle frame continues to be pushed 2. Under the guiding action of the guiding surface 7, the first connecting portion 31 slides along the guiding surface 7 until the first limiting member 41 is misaligned with the first connecting portion 31, and the first connecting portion 31 One end of a connecting portion 31 away from the second connecting portion 32 enters between the first limiting member 41 and the first side frame 21, and the adhesive on the first connecting portion 31 is in contact with the first side frame 21. Adhesive bonding on the side frame 21, and the first gap 100 remains between the second connecting portion 32 and the second side frame 22, which completes the gap between the middle frame 2 and the back plate 1 Between the assembly.

In the first embodiment of the present disclosure, as shown in FIG. 4, the back plate 1, the bent portion 3, and the middle frame 2 are all quadrilaterals, that is, the bent portion 3 is along the four sides of the back plate 1. Surrounded to form a closed loop structure. In the second embodiment of the present disclosure, as shown in FIG. 5, the backplane 1 is quadrilateral, the bent portion 3 and the middle frame 2 are arranged along the left, upper and lower sides of the backplane 1, and the back The lower side of the board 1 is empty, so as to avoid a position for assembling the backlight source or other parts on the back board 1.

The present disclosure also provides a display device, which includes the display module as described above.

In summary, the present disclosure provides a display module and a display device. The display module includes a middle frame and a back plate located on one side of the middle frame, and a limit portion is provided on the middle frame; The limiting portion extends in the direction of the back plate and encloses an accommodating space with the middle frame; the back plate is provided with a bending portion, and the bending portion extends to the direction of the middle frame. In the containing space, and clamped with the limiting part. The present disclosure stably restricts the bending part through the accommodation space, so as to realize the coordinated installation of the middle frame on the back plate; and, when the middle frame is deformed, the bending part changes from The middle frame is blocked in the accommodating space, so as to prevent the middle frame from separating from the back plate.

It should be understood that the application of the present disclosure is not limited to the above examples, and those of ordinary skill in the art can make improvements or changes based on the above description, and all these improvements and changes should fall within the protection scope of the appended claims of the present disclosure.

Claims

A display module includes a middle frame and a back plate located on one side of the middle frame. The middle frame is characterized in that a limit part is provided on the middle frame; the limit part extends in the direction of the back plate, And encloses an accommodating space with the middle frame; the back plate is provided with a bending part, the bending part extends into the accommodating space in the direction of the middle frame, and is connected to the limiting part Card access.
3. The display module according to claim 1, wherein the accommodating space has an opening, and the bent portion is inserted into the accommodating space through the opening, and is connected to the middle frame.
The display module according to claim 1, wherein the middle frame includes a first side frame, and a second side frame connected to the first side frame; the limiting portion is located on the first side The frame is away from one side of the second side frame and is arranged opposite to the second side frame; the limiting portion, the first side frame and the second side frame enclose the containing space.
3. The display module according to claim 3, wherein the second side frame is bent relative to the first side frame, and an end of the second side frame away from the first side frame faces the Extend in the direction of the backplane.
3. The display module according to claim 3, wherein the first side frame is parallel to the back plate, and the first side frame is connected to the bending portion.
7. The display module of claim 5, wherein the bent portion and the first side frame are connected by glue.
3. The display module of claim 3, wherein a first gap is formed between the second side frame and the bent portion.
8. The display module according to claim 7, wherein the bent portion comprises a first connecting portion arranged at intervals from the back plate, and a second connecting portion connecting the first connecting portion and the back plate. Connecting portion; the first connecting portion is connected to the first side frame, and the first gap is located between the second connecting portion and the second side frame.
8. The display module according to claim 8, wherein the first connecting portion is parallel to the first side frame, and the second connecting portion is parallel to the second side frame.
8. The display module according to claim 8, wherein the limiting portion comprises a first limiting member arranged spaced apart from the first side frame, and connecting the first limiting member and the first limiting member to the first side frame. The second limiting member connected to the side frame; the first limiting member extends in the direction of the second side frame.
11. The display module according to claim 10, wherein an end of the first connecting portion away from the second connecting portion is located between the first side frame and the first limiting member, and the first A limiting member is located between the first connecting portion and the back plate.
10. The display module according to claim 10, wherein an end of the first limiting member away from the second limiting member extends toward the second side frame, and the first limiting member is connected to The first side frames are arranged oppositely.
11. The display module according to claim 10, wherein an end of the first connecting portion away from the second connecting portion is located between the first limiting member and the first side frame, and the first A limiting member is located between the first connecting portion and the back plate.
10. The display module of claim 10, wherein a second gap is formed between the first connecting portion and the second limiting member.
10. The display module according to claim 10, wherein a guide surface is provided on a side of the first limiting member away from the first side frame, and a side of the guide surface away from the second side frame Tilt toward the back plate.
A display device, characterized in that it comprises the display module according to any one of claims 1-15.