CN111508348A

CN111508348A - Hanger, backlight module and display device

Info

Publication number: CN111508348A
Application number: CN202010529565.4A
Authority: CN
Inventors: 高林海
Original assignee: BOE Technology Group Co Ltd; Hefei BOE Video Technology Co Ltd
Current assignee: BOE Technology Group Co Ltd; Hefei BOE Video Technology Co Ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2020-08-07

Abstract

The invention provides a suspension loop, a backlight module and a display device, and relates to the technical field of display. The hanging lug comprises a first fixing structure for clamping the back plate and a second fixing structure for fixing the optical diaphragm, the first fixing structure and the second fixing structure are both U-shaped, one end of the first fixing structure is connected with one end of the second fixing structure, and the opening directions of the first fixing structure and the second fixing structure are opposite; the first fixing structure comprises a first bending part close to the second fixing structure and a second bending part connected with the first bending part, and the bending angle of the first and/or second bending part is an acute angle; the second fixing structure is provided with a limiting structure. According to the invention, the bending angle of at least one bending part of the first fixing structure is set to be an acute angle, so that the clamping force of the hanging lug on the back plate can be improved, the hanging lug is not easy to separate from the back plate, and the assembling reliability is improved. In addition, when the second fixing structure fixes the optical diaphragm, the optical diaphragm can be limited by the limiting structure, so that the optical diaphragm is not easy to separate from the hanging lug, and the assembling reliability is improved.

Description

Hanger, backlight module and display device

Technical Field

The invention relates to the technical field of display, in particular to a hanger, a backlight module and a display device.

Background

Various optical elements in the backlight module play an important role in the display effect, and therefore, the reliability of the assembled optical elements, especially the optical film therein, needs to be ensured. At present, an optical membrane in the backlight module is connected and fixed with a back plate of the backlight module through a hanging lug, wherein the back plate is clamped at one end of the hanging lug, and the optical membrane is fixed at the other end of the hanging lug.

However, in practical applications, when a link is tested by mechanical vibration, dropping, or the like, and during subsequent use of the display device, the suspension loop is easily separated from the backplate, and the optical diaphragm is also easily separated from the suspension loop, so that quality defects such as film arching, component scattering, and the like are easily caused.

Disclosure of Invention

The invention provides a hanging lug, a backlight module and a display device, and aims to solve the problems that the hanging lug is easy to separate from a back plate of the backlight module and an optical diaphragm of the backlight module is easy to separate from the hanging lug.

In order to solve the above problems, the present invention discloses a suspension loop, which includes a first fixing structure for clamping a back plate of a backlight module, and a second fixing structure for fixing an optical film of the backlight module, wherein the first fixing structure and the second fixing structure are both U-shaped, one end of the first fixing structure is connected with one end of the second fixing structure, and the opening of the first fixing structure is opposite to the opening of the second fixing structure; the first fixing structure comprises a first bending part close to the second fixing structure and a second bending part connected with the first bending part, and the bending angle of the first bending part and/or the second bending part is an acute angle; and a limiting structure is arranged at the other end of the second fixing structure far away from the first fixing structure.

Optionally, a bending angle of the first bending portion and/or the second bending portion is greater than or equal to 60 degrees and less than 90 degrees.

Optionally, the limiting structure is located on an inner wall of the second fixing structure far away from the other end of the first fixing structure.

Optionally, an open pore structure is arranged on at least one side wall of the first fixing structure.

Optionally, a bump structure is disposed on an inner wall of at least one sidewall of the first fixing structure.

In order to solve the above problems, the invention also discloses a backlight module, which comprises a back plate, an optical membrane and the suspension loop.

Optionally, the back plate includes a bottom plate and a side plate bent with respect to the bottom plate, and the first fixing structure of the hanging lug clamps the side plate.

Optionally, a through hole is formed in the edge of the optical film, and the second fixing structure of the suspension loop is inserted into the through hole; the optical diaphragm is located between the bottom plate and the limiting structure of the second fixing structure, and the limiting structure is buckled on the edge of the through hole.

Optionally, a first lug limiting groove is formed in the top end face of the side plate, and the first fixing structure is limited in the first lug limiting groove.

Optionally, at least one side wall of the side plate is provided with a second hanging lug limiting groove, the thickness of the side plate in the second hanging lug limiting groove is smaller than that of the side plate outside the second hanging lug limiting groove, and the first fixing structure is limited in the second hanging lug limiting groove.

Optionally, be provided with open pore structure on the first fixed knot structure of hangers with second hangers spacing groove is located the lateral wall of homonymy, be provided with protruding buckle on the curb plate lateral wall of second hangers spacing inslot, protruding buckle is located the homonymy setting in the open pore structure to with the homonymy setting open pore structure joint.

In order to solve the above problems, the invention also discloses a display device comprising the backlight module.

Compared with the prior art, the invention has the following advantages:

in the embodiment of the invention, the hanging lug comprises a first fixing structure for clamping a back plate of the backlight module and a second fixing structure for fixing an optical diaphragm of the backlight module, wherein the first fixing structure and the second fixing structure are both U-shaped, one end of the first fixing structure is connected with one end of the second fixing structure, and the opening direction of the first fixing structure is opposite to that of the second fixing structure; the first fixing structure comprises a first bending part close to the second fixing structure and a second bending part connected with the first bending part, the bending angle of the first bending part and/or the second bending part is an acute angle, and the bending angle of at least one bending part of the first fixing structure of the hanger is set to be an acute angle, so that the clamping strength of the first fixing structure of the U-shaped to the back plate of the backlight module can be improved, the hanger is not easy to separate from the back plate, and the assembling reliability of the hanger and the back plate is improved. In addition, the other end of the second fixing structure, which is far away from the first fixing structure, is provided with the limiting structure, so that when the second fixing structure fixes the optical diaphragm, the optical diaphragm can be limited by the limiting structure and is not easy to be separated from the second fixing structure, and thus, the optical diaphragm is not easy to be separated from the hanging lug, and the assembling reliability of the optical diaphragm and the hanging lug is improved.

Drawings

FIG. 1 shows a side view of a hanger according to a first embodiment of the present invention;

FIG. 2 shows a side view of another hanger according to a first embodiment of the present invention;

FIG. 3 is a schematic view of another embodiment of a hanger of the present invention;

FIG. 4 shows a side view of another hanger according to a first embodiment of the present invention;

FIG. 5 is a schematic view of a portion of a backlight module according to a second embodiment of the present invention;

FIG. 6 is a partial schematic view of a back plate according to a second embodiment of the present invention;

FIG. 7 is a partial schematic view of an assembled back plate, suspension loops and optical film according to a second embodiment of the present invention;

FIG. 8 is a schematic view illustrating an assembly of a suspension loop and a back plate according to a second embodiment of the present invention;

fig. 9 is a partial schematic view of another back plate, a suspension loop and an optical film of the second embodiment of the invention after assembly.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

Example one

Fig. 1 shows a side view of a suspension loop according to a first embodiment of the present invention, referring to fig. 1, a suspension loop 100 includes a first fixing structure 10 for clamping a back plate of a backlight module, and a second fixing structure 20 for fixing an optical film of the backlight module, where the first fixing structure 10 and the second fixing structure 20 are both U-shaped, one end of the first fixing structure 10 is connected to one end of the second fixing structure 20, and an opening of the first fixing structure 10 is opposite to an opening of the second fixing structure 20, that is, one of the first fixing structure 10 and the second fixing structure 20 is an inverted U-shape, and the other is a regular U-shape, as shown in fig. 1. The first fixing structure 10 includes a first bending portion 101 close to the second fixing structure 20, and a second bending portion 102 connected to the first bending portion 101, wherein a bending angle of the first bending portion 101 and/or the second bending portion 102 is an acute angle. The other end of the second fixing structure 20 away from the first fixing structure is provided with a limiting structure 201.

In the embodiment of the present invention, the U-shaped first fixing structure 10 may be used to clamp the back plate of the backlight module, and specifically, referring to fig. 1, the U-shaped first fixing structure 10 is formed with two bending portions, a bending angle of the first bending portion 101 is α, a bending angle of the second bending portion 102 is β, and at least one of the bending angles α and β may be designed to be an acute angle, that is, less than 90 degrees, for example, the bending angle α of the first bending portion 101 may be 90 degrees, and the bending angle β of the second bending portion 102 may be 87 degrees, for example, the bending angle α of the first bending portion 101 may be 87 degrees, and the bending angle β of the second bending portion 102 may be 90 degrees, for example, the bending angle α of the first bending portion 101 may be 87 degrees, and the bending angle β of the second bending portion 102 may also be 87 degrees.

In addition, the U-shaped second fixing structure 20 can be used for fixing the optical diaphragm of the backlight module, and the other end of the second fixing structure 20, which is far away from the first fixing structure 10, is provided with the limiting structure 201, so that when the second fixing structure 20 is fixed with the optical diaphragm, the optical diaphragm can be limited by the limiting structure 201 and is not easy to separate from the second fixing structure 20, and thus, the optical diaphragm is not easy to separate from the hanging lug, the assembling reliability of the optical diaphragm and the hanging lug is improved, and the quality defects of diaphragm arching, element scattering and the like are avoided.

Optionally, a bending angle of the first bending portion 10 and/or the second bending portion 102 is greater than or equal to 60 degrees and less than 90 degrees.

In practical applications, the suspension loop may be made of a rigid material such as stainless steel, spring steel, etc., and therefore, the bending angle of the first bending portion 10 and/or the second bending portion 102 should not be designed to be an excessively small acute angle, so as to avoid the difficulty in fastening the first fixing structure of the suspension loop to the back panel.

Alternatively, referring to fig. 1, the position limiting structure 201 may be located on an inner wall of the other end of the second fixing structure 20 away from the first fixing structure 10.

It is understood that the specific form of the limiting structure 201 may be various, and the embodiment of the present invention is not limited to this specific form. For example, in another alternative example, the position limiting structure 201 may also be located on the outer wall of the second fixing structure 20 at the other end away from the first fixing structure 10, as shown in fig. 2.

Fig. 3 shows a schematic view of another hanger according to the first embodiment of the present invention, and optionally, referring to fig. 3, an opening structure 103 is disposed on at least one side wall of the first fixing structure 10.

Wherein, trompil structure 103 on the hangers can cooperate with protruding buckle on the backplate to make hangers and backplate more difficult for breaking away from, further strengthened the equipment reliability of hangers and backplate. In addition, the hole structure 103 on the suspension loop can also reduce the weight of the whole suspension loop, which is beneficial to realizing the lightness and thinness of the display device.

Fig. 4 shows a side view of another hanger according to the first embodiment of the present invention, and optionally, referring to fig. 4, a bump structure 104 is disposed on an inner wall of at least one sidewall of the first fixing structure 10.

The bump structures 104 on the U-shaped inner wall of the first fixing structure 10 can enhance the friction between the suspension loop and the back plate, so that the suspension loop and the back plate are less likely to be separated from each other, and the assembling reliability of the suspension loop and the back plate is further enhanced.

In practical applications, the bump structure 104 may be disposed on an inner wall of the first fixing structure 10 close to the side wall of the first bending portion 101, certainly, may also be disposed on an inner wall of the first fixing structure 10 close to the side wall of the second bending portion 102, and may also be disposed on an inner wall of the first fixing structure 10 close to the side wall of the first bending portion 101 and an inner wall of the U-shaped inner wall close to the side wall of the second bending portion 102 at the same time.

In addition, the number of the bump structures 104 is not limited in the embodiments of the present invention.

In addition, in a specific application, the position of the opening structure 103 should be free from the bump structure 104, as shown in fig. 3.

Example two

Fig. 5 is a partial schematic view of a backlight module according to a second embodiment of the invention, and referring to fig. 5, the backlight module includes a back plate 300, an optical film 400 and the suspension loop 100.

In practical applications, the backlight module further includes a light guide plate 500 and other conventional structures, which are not described herein in detail in the embodiments of the present invention.

Alternatively, referring to fig. 5, the back plate 300 includes a bottom plate 301 and a side plate 302 bent with respect to the bottom plate 301, and the first fixing structure 10 of the hanger clamps the side plate 302.

Wherein, because the angle of buckling of at least one kink of the first fixed knot structure 10 of hangers designs for the acute angle, consequently, can improve the first fixed knot structure 10 of U-shaped to the centre gripping dynamics of backlight unit backplate 300 for the hangers is difficult to break away from with the backplate, has improved the equipment reliability of hangers and backplate.

Optionally, referring to fig. 5, the edge of the optical film 400 is provided with a through hole 401, and the second fixing structure 20 of the suspension loop is inserted into the through hole 401; the optical film 400 is located between the bottom plate 301 and the limiting structure 201 of the second fixing structure 20, and the limiting structure 201 is buckled at the edge of the through hole 401.

Wherein, the second fixing structure 20 of the hanging lug is inserted into the through hole 401 at the edge of the optical film, thereby realizing the fixation of the optical film 400. In addition, limit structure 201 can support and detain the edge at through-hole 401 to the hangers can pass through limit structure 201, and with optics diaphragm 400 spacing between bottom plate 301 and limit structure 201, so, optics diaphragm 400 is restricted in the motion of the direction of perpendicular to bottom plate 301, makes optics diaphragm 400 in mechanical oscillation, drop etc. test link, and display device's follow-up use in-process, is difficult for breaking away from with the hangers.

Fig. 6 shows a partial schematic view of a back plate according to a second embodiment of the present invention, and optionally, referring to fig. 6, a first hanging lug limiting groove 3021 is disposed on a top end surface 01 of the side plate 302, and the first fixing structure 10 is limited in the first hanging lug limiting groove 3021.

The first lug limiting groove 3021 has a transverse fine positioning function, so that the movement of the lug in the direction parallel to the side plates is limited, and the assembling reliability of the lug and the back plate is improved.

Optionally, referring to fig. 6, at least one side wall 02 of the side plate 302 is provided with a second lug limiting groove 3022, a side plate thickness in the second lug limiting groove 3022 is smaller than a side plate thickness outside the second lug limiting groove 3022, and the first fixing structure 10 is limited in the second lug limiting groove 3022.

Wherein, the second hangers spacing groove 3022 has restricted the removal of hangers in the direction that is on a parallel with the curb plate to, because the curb plate thickness in the second hangers spacing groove 3022 is less, consequently, under the circumstances of hangers centre gripping backplate, can also reduce the thickness of hangers equipment department. In addition, because the thickness of the side plate of the back plate clamped by the U-shaped first fixing structure of the suspension loop in the second suspension loop limiting groove 3022 can be smaller, the distance between the first bending part 101 and the second bending part 102 of the first fixing structure can be correspondingly reduced, and thus the material can be saved.

Optionally, a hole structure 103 is disposed on a side wall of the first fixing structure 10 of the suspension loop, which is located on the same side as the second suspension loop limiting groove 3022, correspondingly, referring to fig. 6, a protruding buckle 3023 is disposed on a side wall of a side plate in the second suspension loop limiting groove 3022, referring to fig. 7, which shows a partial schematic view after the back plate, the suspension loop, and the optical diaphragm are assembled according to the second embodiment of the present invention, and the protruding buckle 3023 is located in the hole structure 103 located on the same side and is clamped with the hole structure 103 located on the same side.

For example, the opening structure 103 may be disposed on a side wall of the first fastening structure 10 near the second bending portion 102, and correspondingly, the protruding buckle 3023 may be disposed in the second ear limiting groove 3022 on a side wall of the back plate side plate 302 far from the bottom plate 301, so that as shown in fig. 7, the protruding buckle 3023 may at least partially penetrate through the opening structure 103 to be buckled with the opening structure 103.

For another example, the opening structure 103 may be disposed on a side wall of the first fastening structure 10 close to the first bending portion 101, and correspondingly, the protruding buckle 3023 may be disposed in the second ear limiting groove 3022 on a side wall of the back plate side plate 302 close to the bottom plate 301, so that the protruding buckle 3023 may at least partially pass through the opening structure 103 to be buckled with the opening structure 103.

Of course, in a specific application, a combination of the two examples may also be adopted, that is, the opening structures 103 are disposed on both side walls of the hanging lug, and the protruding buckles 3023 are disposed in the second hanging lug limiting grooves 3022 on both side walls of the back plate side plate 302, which is not limited in this embodiment of the present invention.

In addition, the number of the opening structures 103 and the number of the convex buckles 3023 are not particularly limited in the embodiment of the present invention. For example, 2 raised buckles 3023 on the same side may be connected to 1 open-cell structure 103 on the same side, that is, 2 raised buckles 3023 correspond to 1 open-cell structure 103, or 1 raised buckle 3023 may be connected to 1 open-cell structure 103 on the same side, that is, 1 raised buckle 3023 corresponds to 1 open-cell structure 103, and so on.

In addition, in a direction D perpendicular to the bottom plate 301 and pointing to an end of the side plate 302 away from the bottom plate 301 along an end of the side plate 302 connected to the bottom plate 301, the thickness of the protruding buckle 3023 is gradually reduced along the direction D, that is, the protruding buckle 3023 is wedge-shaped, so that the mounting of the suspension loop along the direction D is facilitated while the clamping connection with the opening structure 103 is realized.

It can be understood that the first lug limiting groove 3021, the second lug limiting groove 3022, and the protruding buckle 3023 may be combined at will, that is, the back plate may be provided with only one of the three structures, may also be provided with any two of the three structures, and may also be provided with all of the three structures, which is not limited in this embodiment of the present invention.

In practical applications, the hangers 100 and the backboard 300 may be assembled first, as shown in fig. 8. The first fixing structure 10 of the hanging lug clamps the side plate 302 of the back plate, the first fixing structure 10 is limited in the first hanging lug limiting groove 3021 and the second hanging lug limiting groove 3022 of the back plate, and the raised buckle 3023 on the side wall of the side plate is located in the opening structure 103 of the first fixing structure 10 arranged on the same side and is connected with the opening structure 103 arranged on the same side in a clamping manner.

The optical film 400 can then be assembled with the ear 100. In which the second fixing structure 20 of the suspension loop is inserted into the through hole 401 at the edge of the optical film 400, as shown in fig. 9. As shown in fig. 7, the limiting structure 201 abuts against the edge of the through hole 401 to limit the optical film 400 between the bottom plate 301 and the limiting structure 201 of the second fixing structure 20.

In the embodiment of the invention, the hanging lug comprises a first fixing structure and a second fixing structure, the first fixing structure and the second fixing structure are both in a U shape, one end of the first fixing structure is connected with one end of the second fixing structure, the direction of an opening of the first fixing structure is opposite to that of an opening of the second fixing structure, the first fixing structure clamps the back plate, and the second fixing structure fixes the optical diaphragm. Wherein, first fixed knot constructs including the first kink that is close to second fixed knot constructs to and the second kink that is connected with first kink, the angle of buckling of first kink and/or second kink is the acute angle, through setting up the angle of buckling of at least one kink of the first fixed knot structure of hangers to the acute angle, can improve the first fixed knot structure of U-shaped to the centre gripping dynamics of backlight unit backplate for the hangers is difficult to break away from with the backplate, has improved the equipment reliability of hangers and backplate. In addition, the other end of the second fixing structure, which is far away from the first fixing structure, is provided with the limiting structure, so that when the second fixing structure fixes the optical diaphragm, the optical diaphragm can be limited by the limiting structure and is not easy to be separated from the second fixing structure, and thus, the optical diaphragm is not easy to be separated from the hanging lug, and the assembling reliability of the optical diaphragm and the hanging lug is improved.

EXAMPLE III

The embodiment of the invention also discloses a display device which comprises the backlight module.

Alternatively, the display device may be a television, which is not particularly limited in this embodiment of the present invention.

In an embodiment of the invention, the hanging lug in the backlight module comprises a first fixing structure and a second fixing structure, the first fixing structure and the second fixing structure are both in a U shape, one end of the first fixing structure is connected with one end of the second fixing structure, the direction of an opening of the first fixing structure is opposite to that of an opening of the second fixing structure, the first fixing structure clamps the back plate, and the second fixing structure fixes the optical membrane. Wherein, first fixed knot constructs including the first kink that is close to second fixed knot constructs to and the second kink that is connected with first kink, the angle of buckling of first kink and/or second kink is the acute angle, through setting up the angle of buckling of at least one kink of the first fixed knot structure of hangers to the acute angle, can improve the first fixed knot structure of U-shaped to the centre gripping dynamics of backlight unit backplate for the hangers is difficult to break away from with the backplate, has improved the equipment reliability of hangers and backplate. In addition, the other end of the second fixing structure, which is far away from the first fixing structure, is provided with the limiting structure, so that when the second fixing structure fixes the optical diaphragm, the optical diaphragm can be limited by the limiting structure and is not easy to be separated from the second fixing structure, and thus, the optical diaphragm is not easy to be separated from the hanging lug, and the assembling reliability of the optical diaphragm and the hanging lug is improved.

While, for purposes of simplicity of explanation, the foregoing method embodiments have been described as a series of acts or combination of acts, it will be appreciated by those skilled in the art that the present invention is not limited by the illustrated ordering of acts, as some steps may occur in other orders or concurrently with other steps in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The hanger, the backlight module and the display device provided by the invention are described in detail, a specific example is applied in the description to explain the principle and the implementation mode of the invention, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. A hanging lug is characterized by comprising a first fixing structure and a second fixing structure, wherein the first fixing structure is used for clamping a back plate of a backlight module, the second fixing structure is used for fixing an optical diaphragm of the backlight module, the first fixing structure and the second fixing structure are both U-shaped, one end of the first fixing structure is connected with one end of the second fixing structure, and the direction of an opening of the first fixing structure is opposite to that of an opening of the second fixing structure; the first fixing structure comprises a first bending part close to the second fixing structure and a second bending part connected with the first bending part, and the bending angle of the first bending part and/or the second bending part is an acute angle; and a limiting structure is arranged at the other end of the second fixing structure far away from the first fixing structure.

2. The hangers of claim 1, wherein the bend angle of the first and/or second bend is greater than or equal to 60 degrees and less than 90 degrees.

3. The hangers of claim 1, wherein the retention structures are located on an inner wall of the second fixture structure at the other end from the first fixture structure.

4. The hangers of claim 1, wherein the first securing structure has an open cell structure disposed on at least one side wall.

5. The hangers of claim 1, wherein the inner wall of at least one side wall of the first fastening structure is provided with a bump structure.

6. A backlight module comprising a back plate, an optical film and the hanging ring of any one of claims 1-5.

7. The backlight module according to claim 6, wherein the back plate comprises a bottom plate and a side plate bent relative to the bottom plate, and the first fixing structure of the hanging lug clamps the side plate.

8. The backlight module as claimed in claim 7, wherein the edge of the optical film is provided with a through hole, and the second fixing structure of the hanging lug is inserted into the through hole; the optical diaphragm is located between the bottom plate and the limiting structure of the second fixing structure, and the limiting structure is buckled on the edge of the through hole.

9. The backlight module according to claim 7, wherein the top end surface of the side plate is provided with a first hanging-lug limiting groove, and the first fixing structure is limited in the first hanging-lug limiting groove.

10. The backlight module according to claim 7, wherein at least one side wall of the side plate is provided with a second engaging lug limiting groove, the thickness of the side plate in the second engaging lug limiting groove is smaller than the thickness of the side plate outside the second engaging lug limiting groove, and the first fixing structure is limited in the second engaging lug limiting groove.

11. The backlight module according to claim 10, wherein the first fixing structure of the hanging lug is provided with a hole structure on the side wall of the same side as the second hanging lug limiting groove, the side wall of the side plate in the second hanging lug limiting groove is provided with a protruding buckle, and the protruding buckle is located in the hole structure arranged on the same side and is clamped with the hole structure arranged on the same side.

12. A display device comprising the backlight module according to any one of claims 6-11.